gh0strat | 7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0

General

Target

7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe
Size

375KB
MD5

d25703874ff5b46f76ce906d5d3f7b80
SHA1

6c0dbe6fdfd175ec93c460627e4029bb4277b871
SHA256

7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0
SHA512

c1abdbb580a231908a46e46a4e41612561aaad1b4d6b354b006d3011beba8867e6c5d45a28dae8db73d4ff87ddcda65e612ef0d8abdc4b09bc97a835cfffe79f

Score

10^/10

gh0strat rat upx

Malware Config

Signatures

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4272-134-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4272-135-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4272-136-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4352-145-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4352-148-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4288-153-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4288-154-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4288-156-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/5104-174-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2680-175-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4288-177-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
Executes dropped EXE 4 IoCs

Processes:

SQLSerasi.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exe

pid process

4352 SQLSerasi.exe
4288 SQLSerasi.exe
5104 SQLSerasi.exe
2680 SQLSerasi.exe

pid	process
4352	SQLSerasi.exe
4288	SQLSerasi.exe
5104	SQLSerasi.exe
2680	SQLSerasi.exe

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/4272-131-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4272-134-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4272-135-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4272-136-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4352-145-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4352-148-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4288-150-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4288-153-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4288-154-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4288-156-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/5104-174-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2680-175-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4288-177-0x0000000010000000-0x0000000010362000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\Control Panel\International\Geo\Nation	7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe

Drops file in System32 directory 4 IoCs

Processes:

SQLSerasi.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	SQLSerasi.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	SQLSerasi.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	SQLSerasi.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	SQLSerasi.exe

Drops file in Program Files directory 2 IoCs

Processes:

7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4792 4288 WerFault.exe SQLSerasi.exe

pid	pid_target	process	target process
4792	4288	WerFault.exe	SQLSerasi.exe

Checks processor information in registry 2 TTPs 5 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

SQLSerasi.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	SQLSerasi.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	SQLSerasi.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	SQLSerasi.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString	SQLSerasi.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2	SQLSerasi.exe

Modifies data under HKEY_USERS 8 IoCs

Processes:

SQLSerasi.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	SQLSerasi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	SQLSerasi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	SQLSerasi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	SQLSerasi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	SQLSerasi.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	SQLSerasi.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	SQLSerasi.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	SQLSerasi.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exe

description	pid	process
Token: SeDebugPrivilege	4272	7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe
Token: SeDebugPrivilege	4352	SQLSerasi.exe
Token: SeDebugPrivilege	4288	SQLSerasi.exe
Token: SeDebugPrivilege	4288	SQLSerasi.exe
Token: SeDebugPrivilege	4288	SQLSerasi.exe
Token: SeDebugPrivilege	5104	SQLSerasi.exe
Token: SeDebugPrivilege	2680	SQLSerasi.exe
Token: SeDebugPrivilege	5104	SQLSerasi.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exeSQLSerasi.exe

description	pid	process	target process
PID 4272 wrote to memory of 4352	4272	7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe	SQLSerasi.exe
PID 4272 wrote to memory of 4352	4272	7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe	SQLSerasi.exe
PID 4272 wrote to memory of 4352	4272	7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe	SQLSerasi.exe
PID 4288 wrote to memory of 5104	4288	SQLSerasi.exe	SQLSerasi.exe
PID 4288 wrote to memory of 5104	4288	SQLSerasi.exe	SQLSerasi.exe
PID 4288 wrote to memory of 5104	4288	SQLSerasi.exe	SQLSerasi.exe
PID 4288 wrote to memory of 2680	4288	SQLSerasi.exe	SQLSerasi.exe
PID 4288 wrote to memory of 2680	4288	SQLSerasi.exe	SQLSerasi.exe
PID 4288 wrote to memory of 2680	4288	SQLSerasi.exe	SQLSerasi.exe

C:\Users\Admin\AppData\Local\Temp\7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe
"C:\Users\Admin\AppData\Local\Temp\7e446910eb4487094a244ea4299e733897dff1eabe6cbf1bd3952b73bdadedc0.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4272

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4352

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4288

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:5104

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 672
2⤵
- Program crash
PID:4792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4288 -ip 4288
1⤵
PID:656

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
bf11edcbf1f54c6c68522c4fc64cdcc3

SHA1
d34719404aa1b3add19cf85b206b04fc5cbe7ff4

SHA256
67634b016be5942e3f2298c27ec0ef8bbd37f666b084b5ce7fd0d0c614ac128a

SHA512
426f4fcb46902d7d6fefa3b6824ceefd78ed7d43e83810e8792ad2fa38e3cc2bba62f619d1793a56dbbe7d72b0067faddd0743a8981fe692e8fd32f834c64f18

Download Submit
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
bf11edcbf1f54c6c68522c4fc64cdcc3

SHA1
d34719404aa1b3add19cf85b206b04fc5cbe7ff4

SHA256
67634b016be5942e3f2298c27ec0ef8bbd37f666b084b5ce7fd0d0c614ac128a

SHA512
426f4fcb46902d7d6fefa3b6824ceefd78ed7d43e83810e8792ad2fa38e3cc2bba62f619d1793a56dbbe7d72b0067faddd0743a8981fe692e8fd32f834c64f18

Download Submit
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
bf11edcbf1f54c6c68522c4fc64cdcc3

SHA1
d34719404aa1b3add19cf85b206b04fc5cbe7ff4

SHA256
67634b016be5942e3f2298c27ec0ef8bbd37f666b084b5ce7fd0d0c614ac128a

SHA512
426f4fcb46902d7d6fefa3b6824ceefd78ed7d43e83810e8792ad2fa38e3cc2bba62f619d1793a56dbbe7d72b0067faddd0743a8981fe692e8fd32f834c64f18

Download Submit
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
bf11edcbf1f54c6c68522c4fc64cdcc3

SHA1
d34719404aa1b3add19cf85b206b04fc5cbe7ff4

SHA256
67634b016be5942e3f2298c27ec0ef8bbd37f666b084b5ce7fd0d0c614ac128a

SHA512
426f4fcb46902d7d6fefa3b6824ceefd78ed7d43e83810e8792ad2fa38e3cc2bba62f619d1793a56dbbe7d72b0067faddd0743a8981fe692e8fd32f834c64f18

Download Submit
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
bf11edcbf1f54c6c68522c4fc64cdcc3

SHA1
d34719404aa1b3add19cf85b206b04fc5cbe7ff4

SHA256
67634b016be5942e3f2298c27ec0ef8bbd37f666b084b5ce7fd0d0c614ac128a

SHA512
426f4fcb46902d7d6fefa3b6824ceefd78ed7d43e83810e8792ad2fa38e3cc2bba62f619d1793a56dbbe7d72b0067faddd0743a8981fe692e8fd32f834c64f18

Download Submit
memory/2680-160-0x0000000000000000-mapping.dmp

Download
memory/2680-176-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2680-175-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2680-173-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4272-134-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4272-136-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4272-140-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4272-135-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4272-131-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4272-130-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4288-155-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4288-150-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4288-177-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4288-153-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4288-156-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4288-154-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4352-137-0x0000000000000000-mapping.dmp

Download
memory/4352-148-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4352-147-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4352-145-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4352-157-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/5104-158-0x0000000000000000-mapping.dmp

Download
memory/5104-172-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/5104-174-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads