chinese_generic_botnet | e12d85aa606d45cdbb85982f5ea17d5c0b6f030dbbb30275ec0803f37c188a5b

Analysis

max time kernel
148s
max time network
153s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
12-02-2023 23:20

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General

Target

tmp.exe
Size

866KB
MD5

7b1f03fb9936f72548c7d006eabfc310
SHA1

66aef8129896c6e6dd36b2e3abadbbce7b4d51d6
SHA256

e12d85aa606d45cdbb85982f5ea17d5c0b6f030dbbb30275ec0803f37c188a5b
SHA512

f20b8348e0eb82f61fbaa98ce771f260bbbd22e1cf6018a49338d457b0ab5213a853e81cb4e4760c2c167a04279c6772a5076849dc89120fe31e05bb21f8c403
SSDEEP

24576:b2c2oVEmdgUwB4qM742kyxzDL/KHYAmCS:ac2osByEby5DL/Dr

Score

10^/10

chinese_generic_botnet botnet persistence

Malware Config

Signatures

Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
botnet chinese_generic_botnet

Chinese Botnet payload 4 IoCs

botnet

Processes:

resource	yara_rule
behavioral1/memory/880-4576-0x0000000000400000-0x0000000000525000-memory.dmp	unk_chinese_botnet
behavioral1/memory/880-4601-0x0000000000400000-0x0000000000525000-memory.dmp	unk_chinese_botnet
behavioral1/memory/1928-9387-0x0000000000400000-0x0000000000525000-memory.dmp	unk_chinese_botnet
behavioral1/memory/880-9401-0x0000000000400000-0x0000000000525000-memory.dmp	unk_chinese_botnet

Downloads MZ/PE file
Executes dropped EXE 6 IoCs

Processes:

computer.exe._cache_computer.exeSynaptics.exeYgkqiuu.exeImsossm.exeImsossm.exe

pid process

1752 computer.exe
940 ._cache_computer.exe
1600 Synaptics.exe
1928 Ygkqiuu.exe
628 Imsossm.exe
1536 Imsossm.exe
Loads dropped DLL 7 IoCs

Processes:

tmp.execomputer.exe

pid process

880 tmp.exe
880 tmp.exe
1752 computer.exe
1752 computer.exe
1752 computer.exe
1752 computer.exe
1752 computer.exe

pid	process
1752	computer.exe
940	._cache_computer.exe
1600	Synaptics.exe
1928	Ygkqiuu.exe
628	Imsossm.exe
1536	Imsossm.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

computer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	computer.exe

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

tmp.exe._cache_computer.exe

description	ioc	process
File opened (read-only)	\??\W:	tmp.exe
File opened (read-only)	\??\H:	._cache_computer.exe
File opened (read-only)	\??\T:	._cache_computer.exe
File opened (read-only)	\??\U:	._cache_computer.exe
File opened (read-only)	\??\Y:	._cache_computer.exe
File opened (read-only)	\??\B:	tmp.exe
File opened (read-only)	\??\S:	tmp.exe
File opened (read-only)	\??\N:	tmp.exe
File opened (read-only)	\??\L:	tmp.exe
File opened (read-only)	\??\M:	tmp.exe
File opened (read-only)	\??\R:	tmp.exe
File opened (read-only)	\??\L:	._cache_computer.exe
File opened (read-only)	\??\N:	._cache_computer.exe
File opened (read-only)	\??\S:	._cache_computer.exe
File opened (read-only)	\??\V:	._cache_computer.exe
File opened (read-only)	\??\J:	tmp.exe
File opened (read-only)	\??\K:	tmp.exe
File opened (read-only)	\??\U:	tmp.exe
File opened (read-only)	\??\Y:	tmp.exe
File opened (read-only)	\??\I:	._cache_computer.exe
File opened (read-only)	\??\K:	._cache_computer.exe
File opened (read-only)	\??\R:	._cache_computer.exe
File opened (read-only)	\??\Z:	._cache_computer.exe
File opened (read-only)	\??\F:	tmp.exe
File opened (read-only)	\??\E:	._cache_computer.exe
File opened (read-only)	\??\G:	._cache_computer.exe
File opened (read-only)	\??\O:	._cache_computer.exe
File opened (read-only)	\??\X:	tmp.exe
File opened (read-only)	\??\I:	tmp.exe
File opened (read-only)	\??\T:	tmp.exe
File opened (read-only)	\??\B:	._cache_computer.exe
File opened (read-only)	\??\F:	._cache_computer.exe
File opened (read-only)	\??\G:	tmp.exe
File opened (read-only)	\??\O:	tmp.exe
File opened (read-only)	\??\P:	tmp.exe
File opened (read-only)	\??\V:	tmp.exe
File opened (read-only)	\??\P:	._cache_computer.exe
File opened (read-only)	\??\Q:	._cache_computer.exe
File opened (read-only)	\??\W:	._cache_computer.exe
File opened (read-only)	\??\E:	tmp.exe
File opened (read-only)	\??\Q:	tmp.exe
File opened (read-only)	\??\Z:	tmp.exe
File opened (read-only)	\??\J:	._cache_computer.exe
File opened (read-only)	\??\M:	._cache_computer.exe
File opened (read-only)	\??\X:	._cache_computer.exe
File opened (read-only)	\??\H:	tmp.exe

Drops file in System32 directory 4 IoCs

Processes:

Imsossm.exeYgkqiuu.exeImsossm.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	Imsossm.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	Ygkqiuu.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\exploror[1].exe	Ygkqiuu.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	Imsossm.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 30 IoCs

Processes:

tmp.exeYgkqiuu.exe

pid	process
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
1928	Ygkqiuu.exe
1928	Ygkqiuu.exe
880	tmp.exe
1928	Ygkqiuu.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe
880	tmp.exe

Drops file in Program Files directory 4 IoCs

Processes:

tmp.exe._cache_computer.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft Qnrddd\Ygkqiuu.exe	tmp.exe
File opened for modification	C:\Program Files (x86)\Microsoft Qnrddd\Ygkqiuu.exe	tmp.exe
File created	C:\Program Files (x86)\Imsossm.exe	._cache_computer.exe
File opened for modification	C:\Program Files (x86)\Imsossm.exe	._cache_computer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

tmp.exe._cache_computer.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	tmp.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	._cache_computer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	._cache_computer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	tmp.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE

Modifies data under HKEY_USERS 64 IoCs

Processes:

Ygkqiuu.exeImsossm.exeImsossm.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecisionReason = "1"	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Ygkqiuu.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecisionTime = d091dc47413fd901	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecisionTime = 5020c442413fd901	Ygkqiuu.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadNetworkName = "Network 3"	Ygkqiuu.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecision = "0"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Ygkqiuu.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDecision = "0"	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadNetworkName = "Network 3"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Ygkqiuu.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Ygkqiuu.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadNetworkName = "Network 3"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDecisionTime = 5020c442413fd901	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0099000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0099000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\c2-9b-92-db-05-ef	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDecisionTime = d091dc47413fd901	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Ygkqiuu.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}	Ygkqiuu.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecisionReason = "1"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecision = "0"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDecisionReason = "1"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\c2-9b-92-db-05-ef	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDecisionReason = "1"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecisionTime = 5045674d413fd901	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Ygkqiuu.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDecisionTime = d091dc47413fd901	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\c2-9b-92-db-05-ef	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Ygkqiuu.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDecisionReason = "1"	Ygkqiuu.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDecision = "0"	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-9b-92-db-05-ef\WpadDetectedUrl	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Ygkqiuu.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecision = "0"	Ygkqiuu.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0099000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{374A4AD8-4CCF-4233-8E31-D93C7984A23E}\WpadDecisionReason = "1"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Imsossm.exe

Modifies registry class 64 IoCs

Processes:

EXCEL.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\""	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

552 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

tmp.exe._cache_computer.exe

pid process

880 tmp.exe
880 tmp.exe
940 ._cache_computer.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

tmp.exe

pid process

880 tmp.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

EXCEL.EXE

pid process

552 EXCEL.EXE

pid	process
552	EXCEL.EXE

pid	process
552	EXCEL.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

tmp.execomputer.exeYgkqiuu.exeImsossm.exe

description	pid	process	target process
PID 880 wrote to memory of 1212	880	tmp.exe	cmd.exe
PID 880 wrote to memory of 1212	880	tmp.exe	cmd.exe
PID 880 wrote to memory of 1212	880	tmp.exe	cmd.exe
PID 880 wrote to memory of 1212	880	tmp.exe	cmd.exe
PID 880 wrote to memory of 1752	880	tmp.exe	computer.exe
PID 880 wrote to memory of 1752	880	tmp.exe	computer.exe
PID 880 wrote to memory of 1752	880	tmp.exe	computer.exe
PID 880 wrote to memory of 1752	880	tmp.exe	computer.exe
PID 1752 wrote to memory of 940	1752	computer.exe	._cache_computer.exe
PID 1752 wrote to memory of 940	1752	computer.exe	._cache_computer.exe
PID 1752 wrote to memory of 940	1752	computer.exe	._cache_computer.exe
PID 1752 wrote to memory of 940	1752	computer.exe	._cache_computer.exe
PID 1752 wrote to memory of 1600	1752	computer.exe	Synaptics.exe
PID 1752 wrote to memory of 1600	1752	computer.exe	Synaptics.exe
PID 1752 wrote to memory of 1600	1752	computer.exe	Synaptics.exe
PID 1752 wrote to memory of 1600	1752	computer.exe	Synaptics.exe
PID 1928 wrote to memory of 1000	1928	Ygkqiuu.exe	cmd.exe
PID 1928 wrote to memory of 1000	1928	Ygkqiuu.exe	cmd.exe
PID 1928 wrote to memory of 1000	1928	Ygkqiuu.exe	cmd.exe
PID 1928 wrote to memory of 1000	1928	Ygkqiuu.exe	cmd.exe
PID 628 wrote to memory of 1536	628	Imsossm.exe	Imsossm.exe
PID 628 wrote to memory of 1536	628	Imsossm.exe	Imsossm.exe
PID 628 wrote to memory of 1536	628	Imsossm.exe	Imsossm.exe
PID 628 wrote to memory of 1536	628	Imsossm.exe	Imsossm.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:880

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c md C:\windowss64
2⤵
PID:1212

C:\windowss64\computer.exe
"C:\windowss64\computer.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1752

C:\Users\Admin\AppData\Local\Temp\._cache_computer.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_computer.exe"
3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:940

C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
3⤵
- Executes dropped EXE
PID:1600

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:552

C:\Program Files (x86)\Microsoft Qnrddd\Ygkqiuu.exe
"C:\Program Files (x86)\Microsoft Qnrddd\Ygkqiuu.exe"
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1928

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c md C:\windowss64
2⤵
PID:1000

C:\Program Files (x86)\Imsossm.exe
"C:\Program Files (x86)\Imsossm.exe"
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:628

C:\Program Files (x86)\Imsossm.exe
"C:\Program Files (x86)\Imsossm.exe" Win7
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:1536

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Imsossm.exe
Filesize
400KB

MD5
20beeb0a82adcce3a58372804acc46be

SHA1
c579d9017d2c8298fe075ff5c05963901330e72a

SHA256
d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e

SHA512
7636912ba6323063cefb7fac5a6cff9e44a474e452a4d5d4f77ef88968266de184c68112e3667585e02e811781f51ee020e61ce820e3f9a38dcfdf30e6d522bd

Download Submit
C:\Program Files (x86)\Imsossm.exe
Filesize
400KB

MD5
20beeb0a82adcce3a58372804acc46be

SHA1
c579d9017d2c8298fe075ff5c05963901330e72a

SHA256
d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e

SHA512
7636912ba6323063cefb7fac5a6cff9e44a474e452a4d5d4f77ef88968266de184c68112e3667585e02e811781f51ee020e61ce820e3f9a38dcfdf30e6d522bd

Download Submit
C:\Program Files (x86)\Imsossm.exe
Filesize
400KB

MD5
20beeb0a82adcce3a58372804acc46be

SHA1
c579d9017d2c8298fe075ff5c05963901330e72a

SHA256
d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e

SHA512
7636912ba6323063cefb7fac5a6cff9e44a474e452a4d5d4f77ef88968266de184c68112e3667585e02e811781f51ee020e61ce820e3f9a38dcfdf30e6d522bd

Download Submit
C:\Program Files (x86)\Microsoft Qnrddd\Ygkqiuu.exe
Filesize
866KB

MD5
7b1f03fb9936f72548c7d006eabfc310

SHA1
66aef8129896c6e6dd36b2e3abadbbce7b4d51d6

SHA256
e12d85aa606d45cdbb85982f5ea17d5c0b6f030dbbb30275ec0803f37c188a5b

SHA512
f20b8348e0eb82f61fbaa98ce771f260bbbd22e1cf6018a49338d457b0ab5213a853e81cb4e4760c2c167a04279c6772a5076849dc89120fe31e05bb21f8c403

Download Submit
C:\Program Files (x86)\Microsoft Qnrddd\Ygkqiuu.exe
Filesize
866KB

MD5
7b1f03fb9936f72548c7d006eabfc310

SHA1
66aef8129896c6e6dd36b2e3abadbbce7b4d51d6

SHA256
e12d85aa606d45cdbb85982f5ea17d5c0b6f030dbbb30275ec0803f37c188a5b

SHA512
f20b8348e0eb82f61fbaa98ce771f260bbbd22e1cf6018a49338d457b0ab5213a853e81cb4e4760c2c167a04279c6772a5076849dc89120fe31e05bb21f8c403

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe
Filesize
754KB

MD5
310a7ff41f6633132e6c2bc25e51e567

SHA1
5f687df8cc3185ed68d77d0e05502c2eb308c5c8

SHA256
d1425edf482717cb64db2a36357866045b0c6306d919296591ffc9bc45d680ab

SHA512
ee9b3114cb37e52793bccdf20a27158f5def67ed9c7d8eb772e1deaf5d5f9a0030e847dea40bb320637f29508f1be2a49c3095460a6fd3afbc3bca196f642980

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe
Filesize
754KB

MD5
310a7ff41f6633132e6c2bc25e51e567

SHA1
5f687df8cc3185ed68d77d0e05502c2eb308c5c8

SHA256
d1425edf482717cb64db2a36357866045b0c6306d919296591ffc9bc45d680ab

SHA512
ee9b3114cb37e52793bccdf20a27158f5def67ed9c7d8eb772e1deaf5d5f9a0030e847dea40bb320637f29508f1be2a49c3095460a6fd3afbc3bca196f642980

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_computer.exe
Filesize
400KB

MD5
20beeb0a82adcce3a58372804acc46be

SHA1
c579d9017d2c8298fe075ff5c05963901330e72a

SHA256
d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e

SHA512
7636912ba6323063cefb7fac5a6cff9e44a474e452a4d5d4f77ef88968266de184c68112e3667585e02e811781f51ee020e61ce820e3f9a38dcfdf30e6d522bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_computer.exe
Filesize
400KB

MD5
20beeb0a82adcce3a58372804acc46be

SHA1
c579d9017d2c8298fe075ff5c05963901330e72a

SHA256
d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e

SHA512
7636912ba6323063cefb7fac5a6cff9e44a474e452a4d5d4f77ef88968266de184c68112e3667585e02e811781f51ee020e61ce820e3f9a38dcfdf30e6d522bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tiy59i1j.xlsm
Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
C:\windowss64\computer.exe
Filesize
1.1MB

MD5
be689578752179e22bf915dbcf4f7520

SHA1
e798e703bfb90707a2872b51da73f32af566aedb

SHA256
de8c1aa37dd523e0699a10be71185f7a8ac1cde972d04107068f49250ef7317e

SHA512
89c95b387e566dfaf3f6a4ab60ee6e24d2574dd3802458e4d8f15e4c44136ac54c5b3a53addc1d28748656320050ee735fa2e8e5c57cdfb53fbdddc6eb586da8

Download Submit
C:\windowss64\computer.exe
Filesize
1.1MB

MD5
be689578752179e22bf915dbcf4f7520

SHA1
e798e703bfb90707a2872b51da73f32af566aedb

SHA256
de8c1aa37dd523e0699a10be71185f7a8ac1cde972d04107068f49250ef7317e

SHA512
89c95b387e566dfaf3f6a4ab60ee6e24d2574dd3802458e4d8f15e4c44136ac54c5b3a53addc1d28748656320050ee735fa2e8e5c57cdfb53fbdddc6eb586da8

Download Submit
\ProgramData\Synaptics\Synaptics.exe
Filesize
754KB

MD5
310a7ff41f6633132e6c2bc25e51e567

SHA1
5f687df8cc3185ed68d77d0e05502c2eb308c5c8

SHA256
d1425edf482717cb64db2a36357866045b0c6306d919296591ffc9bc45d680ab

SHA512
ee9b3114cb37e52793bccdf20a27158f5def67ed9c7d8eb772e1deaf5d5f9a0030e847dea40bb320637f29508f1be2a49c3095460a6fd3afbc3bca196f642980

Download Submit
\ProgramData\Synaptics\Synaptics.exe
Filesize
754KB

MD5
310a7ff41f6633132e6c2bc25e51e567

SHA1
5f687df8cc3185ed68d77d0e05502c2eb308c5c8

SHA256
d1425edf482717cb64db2a36357866045b0c6306d919296591ffc9bc45d680ab

SHA512
ee9b3114cb37e52793bccdf20a27158f5def67ed9c7d8eb772e1deaf5d5f9a0030e847dea40bb320637f29508f1be2a49c3095460a6fd3afbc3bca196f642980

Download Submit
\Users\Admin\AppData\Local\Temp\._cache_computer.exe
Filesize
400KB

MD5
20beeb0a82adcce3a58372804acc46be

SHA1
c579d9017d2c8298fe075ff5c05963901330e72a

SHA256
d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e

SHA512
7636912ba6323063cefb7fac5a6cff9e44a474e452a4d5d4f77ef88968266de184c68112e3667585e02e811781f51ee020e61ce820e3f9a38dcfdf30e6d522bd

Download Submit
\Users\Admin\AppData\Local\Temp\._cache_computer.exe
Filesize
400KB

MD5
20beeb0a82adcce3a58372804acc46be

SHA1
c579d9017d2c8298fe075ff5c05963901330e72a

SHA256
d1aaa7e7d31bf648c57f0c721d6f6ee2b17395b4e09d9d89a4f6dbd5dd706a8e

SHA512
7636912ba6323063cefb7fac5a6cff9e44a474e452a4d5d4f77ef88968266de184c68112e3667585e02e811781f51ee020e61ce820e3f9a38dcfdf30e6d522bd

Download Submit
\windowss64\computer.exe
Filesize
1.1MB

MD5
be689578752179e22bf915dbcf4f7520

SHA1
e798e703bfb90707a2872b51da73f32af566aedb

SHA256
de8c1aa37dd523e0699a10be71185f7a8ac1cde972d04107068f49250ef7317e

SHA512
89c95b387e566dfaf3f6a4ab60ee6e24d2574dd3802458e4d8f15e4c44136ac54c5b3a53addc1d28748656320050ee735fa2e8e5c57cdfb53fbdddc6eb586da8

Download Submit
\windowss64\computer.exe
Filesize
1.1MB

MD5
be689578752179e22bf915dbcf4f7520

SHA1
e798e703bfb90707a2872b51da73f32af566aedb

SHA256
de8c1aa37dd523e0699a10be71185f7a8ac1cde972d04107068f49250ef7317e

SHA512
89c95b387e566dfaf3f6a4ab60ee6e24d2574dd3802458e4d8f15e4c44136ac54c5b3a53addc1d28748656320050ee735fa2e8e5c57cdfb53fbdddc6eb586da8

Download Submit
\windowss64\computer.exe
Filesize
1.1MB

MD5
be689578752179e22bf915dbcf4f7520

SHA1
e798e703bfb90707a2872b51da73f32af566aedb

SHA256
de8c1aa37dd523e0699a10be71185f7a8ac1cde972d04107068f49250ef7317e

SHA512
89c95b387e566dfaf3f6a4ab60ee6e24d2574dd3802458e4d8f15e4c44136ac54c5b3a53addc1d28748656320050ee735fa2e8e5c57cdfb53fbdddc6eb586da8

Download Submit
memory/552-4607-0x0000000072CFD000-0x0000000072D08000-memory.dmp

Filesize
44KB

Download
memory/552-8083-0x0000000072CFD000-0x0000000072D08000-memory.dmp

Filesize
44KB

Download
memory/880-487-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-523-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-483-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-485-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-486-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-54-0x0000000076871000-0x0000000076873000-memory.dmp

Filesize
8KB

Download
memory/880-488-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-489-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-490-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-491-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-492-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-493-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-495-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-494-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-496-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-497-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-498-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-499-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-500-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-502-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-501-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-503-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-504-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-505-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-506-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-507-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-508-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-510-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-509-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-511-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-513-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-512-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-514-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-516-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-515-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-517-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-518-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-519-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-520-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-521-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-522-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-484-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-524-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-525-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-1344-0x0000000000260000-0x0000000000360000-memory.dmp

Filesize
1024KB

Download
memory/880-1346-0x0000000001FA0000-0x0000000002121000-memory.dmp

Filesize
1.5MB

Download
memory/880-9401-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/880-4575-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-4576-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/880-4577-0x0000000000260000-0x0000000000360000-memory.dmp

Filesize
1024KB

Download
memory/880-482-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-56-0x0000000075D40000-0x0000000075D87000-memory.dmp

Filesize
284KB

Download
memory/880-481-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-480-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-479-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-478-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-477-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-476-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-463-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-475-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-464-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-474-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-472-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-473-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-4601-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/880-471-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/880-470-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-469-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-468-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-465-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-466-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/880-467-0x0000000002130000-0x0000000002241000-memory.dmp

Filesize
1.1MB

Download
memory/940-4587-0x0000000000000000-mapping.dmp

Download
memory/1000-9386-0x0000000000000000-mapping.dmp

Download
memory/1212-4574-0x0000000000000000-mapping.dmp

Download
memory/1536-9395-0x0000000000000000-mapping.dmp

Download
memory/1600-4591-0x0000000000000000-mapping.dmp

Download
memory/1752-4580-0x0000000000000000-mapping.dmp

Download
memory/1928-6064-0x00000000020A0000-0x0000000002221000-memory.dmp

Filesize
1.5MB

Download
memory/1928-6063-0x0000000001E10000-0x0000000001F10000-memory.dmp

Filesize
1024KB

Download
memory/1928-5006-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/1928-9385-0x0000000002230000-0x0000000002341000-memory.dmp

Filesize
1.1MB

Download
memory/1928-9387-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/1928-9388-0x0000000001E10000-0x0000000001F10000-memory.dmp

Filesize
1024KB

Download