d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce

General

Target

d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe
Size

52KB
MD5

8b71cd888da67ae3eeae97480a29d2e9
SHA1

93a5c1e83b8a02ebc1f2f146e1e7716a78be310e
SHA256

d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce
SHA512

ea4cdb9ece8e1f3244b24ae63dac3fdcf93583e86d4e6c15d0634f0ac772e4f018f2587cd8782d11b9d6fa91fb03f2cafeb6ae5e012b8c52bd93734dd098162e
SSDEEP

768:aHyEBK+o6yMPqgRDMa6RwTdQXQ/6m/4Jk8gqCfFC:aHL1Rt20BCJkkUF

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

svchobst.exe

pid process

916 svchobst.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

960 cmd.exe

pid	process
916	svchobst.exe

pid	process
960	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchobst.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Windows\\svchobst.exe"	svchobst.exe

Drops file in Windows directory 2 IoCs

Processes:

d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe

description	ioc	process
File created	C:\Windows\svchobst.exe	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe
File opened for modification	C:\Windows\svchobst.exe	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchobst.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchobst.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchobst.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{6FF50ED1-6B20-11ED-9351-5A21EB137514} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "375967234"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe

description pid process

Token: SeIncBasePriorityPrivilege 1848 d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

968 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

968 iexplore.exe
968 iexplore.exe
1068 IEXPLORE.EXE
1068 IEXPLORE.EXE
1068 IEXPLORE.EXE
1068 IEXPLORE.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe

pid	process
968	iexplore.exe

pid	process
968	iexplore.exe
968	iexplore.exe
1068	IEXPLORE.EXE
1068	IEXPLORE.EXE
1068	IEXPLORE.EXE
1068	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exesvchobst.exeiexplore.exe

description	pid	process	target process
PID 1848 wrote to memory of 916	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe	svchobst.exe
PID 1848 wrote to memory of 916	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe	svchobst.exe
PID 1848 wrote to memory of 916	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe	svchobst.exe
PID 1848 wrote to memory of 916	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe	svchobst.exe
PID 916 wrote to memory of 968	916	svchobst.exe	iexplore.exe
PID 916 wrote to memory of 968	916	svchobst.exe	iexplore.exe
PID 916 wrote to memory of 968	916	svchobst.exe	iexplore.exe
PID 916 wrote to memory of 968	916	svchobst.exe	iexplore.exe
PID 1848 wrote to memory of 960	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe	cmd.exe
PID 1848 wrote to memory of 960	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe	cmd.exe
PID 1848 wrote to memory of 960	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe	cmd.exe
PID 1848 wrote to memory of 960	1848	d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe	cmd.exe
PID 968 wrote to memory of 1068	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1068	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1068	968	iexplore.exe	IEXPLORE.EXE
PID 968 wrote to memory of 1068	968	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe
"C:\Users\Admin\AppData\Local\Temp\d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1848

C:\Windows\svchobst.exe
"C:\Windows\svchobst.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:916

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" £¾½¸ýéê ±ï¡Þ×Ô’ÏÌ–Ò˜ÝÀÞÞ±°¯®¬«ª©¨§¦¥¤£¢¡ Ÿžœ›š™˜—–•”“’‘ŽŒ‹Š‰ˆ‡†…„ƒ‚€~}|{zyxwvutsrqponmlkjihgfedcba`_^
3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:968

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:968 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1068

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\D54797~1.EXE > nul
2⤵
- Deletes itself
PID:960

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
340B

MD5
ba4f4c5cdeb68ad951658254a76b5d96

SHA1
2b51d2af1063d0693b2eb71ac28fb5e8e21a496d

SHA256
bdcff5244e9c3592ad5ba86f6a56524920c179c88ade37e196d276236425cea2

SHA512
a0d63f0d62303262321fe9e2b8ddfc277c08f8cba200619f9de0277f455ee1b9545f8b60edf735b8bd360bfa94a706905c45d5910b601f16293480ada415430c

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\G1PEA6WU.txt
Filesize
608B

MD5
2a99ca2096daec406f79717bfc71140a

SHA1
add9da9b5ea3b68ca831cdb8813a11982f95e0f9

SHA256
dcfd069b6eff225da936cbe01399543c92577de087273fb305f724349022b333

SHA512
6edb186c179d6467fd56c6711277a64efbaf6d19cbea9901eb191db29901d129af00309e0041c20560e6e472f7c344815e62300d38f7d6599e54d83ff965baaa

Download Submit
C:\Windows\svchobst.exe
Filesize
52KB

MD5
8b71cd888da67ae3eeae97480a29d2e9

SHA1
93a5c1e83b8a02ebc1f2f146e1e7716a78be310e

SHA256
d547974a82beeb6e0020d968fbe484a83a8aa5fc3ca6d452c8cd1315a78c37ce

SHA512
ea4cdb9ece8e1f3244b24ae63dac3fdcf93583e86d4e6c15d0634f0ac772e4f018f2587cd8782d11b9d6fa91fb03f2cafeb6ae5e012b8c52bd93734dd098162e

Download Submit
memory/916-54-0x0000000000000000-mapping.dmp

Download
memory/916-57-0x0000000076091000-0x0000000076093000-memory.dmp

Filesize
8KB

Download
memory/960-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads