chinese_generic_botnet | e12d85aa606d45cdbb85982f5ea17d5c0b6f030dbbb30275ec0803f37c188a5b

Analysis

max time kernel
148s
max time network
151s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
20/02/2023, 16:12

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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 2 IoCs

botnet

resource	yara_rule
behavioral1/memory/1516-4618-0x0000000000400000-0x0000000000525000-memory.dmp	unk_chinese_botnet
behavioral1/memory/1516-4643-0x0000000000400000-0x0000000000525000-memory.dmp	unk_chinese_botnet

Downloads MZ/PE file

Executes dropped EXE 7 IoCs

pid	Process
2040	computer.exe
1004	._cache_computer.exe
1968	Synaptics.exe
584	Imsossm.exe
1604	Ygkqiuu.exe
1316	Imsossm.exe
1592	Imsossm.exe

Loads dropped DLL 7 IoCs

pid	Process
1516	tmp.exe
1516	tmp.exe
2040	computer.exe
2040	computer.exe
2040	computer.exe
2040	computer.exe
2040	computer.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

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

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

Drops file in System32 directory 3 IoCs

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	Imsossm.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 27 IoCs

pid	Process
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe
1516	tmp.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Imsossm.exe	._cache_computer.exe
File opened for modification	C:\Program Files (x86)\Imsossm.exe	._cache_computer.exe
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

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

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

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecisionReason = "1"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecision = "0"	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecisionTime = f0988c424645d901	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\DefaultConnectionSettings = 4600000005000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0006000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecisionReason = "1"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0006000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecisionReason = "1"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecision = "0"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecisionTime = 90b4c54d4645d901	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0006000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\d6-b6-4f-0d-b5-68	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadNetworkName = "Network 2"	Imsossm.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\Cookies\CachePrefix = "Cookie:"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecisionTime = f0988c424645d901	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}	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\d6-b6-4f-0d-b5-68	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecision = "0"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecisionTime = 90b4c54d4645d901	Imsossm.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 (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Imsossm.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\ZoneMap\UNCAsIntranet = "0"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecisionReason = "1"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}	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\Content\CachePrefix	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDetectedUrl	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\d6-b6-4f-0d-b5-68	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadNetworkName = "Network 2"	Imsossm.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\d6-b6-4f-0d-b5-68\WpadDecision = "0"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecisionTime = 30a6e75d4645d901	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecisionTime = f0988c424645d901	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecisionReason = "1"	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecisionTime = 30a6e75d4645d901	Imsossm.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\ProxyEnable = "0"	Imsossm.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\ZoneMap\AutoDetect = "1"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\d6-b6-4f-0d-b5-68	Imsossm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\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\d6-b6-4f-0d-b5-68\WpadDecisionReason = "1"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Imsossm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Imsossm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Imsossm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}	Imsossm.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1516	tmp.exe
1004	._cache_computer.exe
1516	tmp.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1516	tmp.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 1620	1516	tmp.exe	27
PID 1516 wrote to memory of 1620	1516	tmp.exe	27
PID 1516 wrote to memory of 1620	1516	tmp.exe	27
PID 1516 wrote to memory of 1620	1516	tmp.exe	27
PID 1516 wrote to memory of 2040	1516	tmp.exe	31
PID 1516 wrote to memory of 2040	1516	tmp.exe	31
PID 1516 wrote to memory of 2040	1516	tmp.exe	31
PID 1516 wrote to memory of 2040	1516	tmp.exe	31
PID 2040 wrote to memory of 1004	2040	computer.exe	32
PID 2040 wrote to memory of 1004	2040	computer.exe	32
PID 2040 wrote to memory of 1004	2040	computer.exe	32
PID 2040 wrote to memory of 1004	2040	computer.exe	32
PID 2040 wrote to memory of 1968	2040	computer.exe	33
PID 2040 wrote to memory of 1968	2040	computer.exe	33
PID 2040 wrote to memory of 1968	2040	computer.exe	33
PID 2040 wrote to memory of 1968	2040	computer.exe	33
PID 584 wrote to memory of 1316	584	Imsossm.exe	38
PID 584 wrote to memory of 1316	584	Imsossm.exe	38
PID 584 wrote to memory of 1316	584	Imsossm.exe	38
PID 584 wrote to memory of 1316	584	Imsossm.exe	38
PID 1316 wrote to memory of 1592	1316	Imsossm.exe	39
PID 1316 wrote to memory of 1592	1316	Imsossm.exe	39
PID 1316 wrote to memory of 1592	1316	Imsossm.exe	39
PID 1316 wrote to memory of 1592	1316	Imsossm.exe	39

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:1516
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c md C:\windowss64
  2⤵
  PID:1620
- 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:2040
- - 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:1004
- - C:\ProgramData\Synaptics\Synaptics.exe
    "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    PID:1968

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:584
- 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
  - Suspicious use of WriteProcessMemory
  PID:1316
- - C:\Program Files (x86)\Imsossm.exe
    "C:\Program Files (x86)\Imsossm.exe" Win7
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - Modifies data under HKEY_USERS
    PID:1592

C:\Program Files (x86)\Microsoft Qnrddd\Ygkqiuu.exe
"C:\Program Files (x86)\Microsoft Qnrddd\Ygkqiuu.exe"
1⤵
- Executes dropped EXE
PID:1604

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

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)\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:\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:\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/1516-516-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-506-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-466-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-465-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-480-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-479-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-481-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-483-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-482-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-487-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-486-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-484-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-485-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-493-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-492-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-491-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-490-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-489-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-488-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-524-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-523-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-522-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-521-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-520-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-519-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-518-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-517-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-467-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-515-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-514-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-513-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-512-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-511-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-510-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-509-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-508-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-507-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-478-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/1516-505-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-504-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-503-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-502-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-501-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-500-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-499-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-498-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-497-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-496-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-495-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-494-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-1516-0x0000000001F90000-0x0000000002090000-memory.dmp

Filesize
1024KB

Download
memory/1516-1518-0x00000000020D0000-0x0000000002251000-memory.dmp

Filesize
1.5MB

Download
memory/1516-4617-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-4618-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/1516-468-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-469-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-470-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-471-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-477-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-476-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-4619-0x0000000001F90000-0x0000000002090000-memory.dmp

Filesize
1024KB

Download
memory/1516-54-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download
memory/1516-56-0x00000000769E0000-0x0000000076A27000-memory.dmp

Filesize
284KB

Download
memory/1516-475-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-472-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-4643-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download
memory/1516-474-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-473-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-463-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-462-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1516-464-0x0000000002380000-0x0000000002491000-memory.dmp

Filesize
1.1MB

Download
memory/1604-4652-0x0000000000400000-0x0000000000525000-memory.dmp

Filesize
1.1MB

Download