gh0strat | c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd

General

Target

c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe
Size

375KB
MD5

f87e4ab1949e0cca97963fa33e4768b3
SHA1

53f9ea6ef090d6d980b2360e1ce365cb7ba0aa7e
SHA256

c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd
SHA512

62e22146ea28df86c90559c79d27f05fa3f5ab6fd64f70977eaa8817fcf054c62e9b298561d12991c16d0cb515bd81309b21656777109f270959fcee72101e84

Score

10^/10

gh0strat rat upx

Malware Config

Signatures

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/612-134-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/612-135-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/612-136-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/992-148-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/64-152-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/64-153-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/64-156-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4584-173-0x0000000010000000-0x0000000010362000-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

992 SQLSerasi.exe
64 SQLSerasi.exe
4584 SQLSerasi.exe
4580 SQLSerasi.exe

pid	process
992	SQLSerasi.exe
64	SQLSerasi.exe
4584	SQLSerasi.exe
4580	SQLSerasi.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/612-130-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/612-134-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/612-135-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/612-136-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/992-148-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/64-149-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/64-152-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/64-153-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/64-156-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4584-173-0x0000000010000000-0x0000000010362000-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:

c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation	c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.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\INetCache\IE	SQLSerasi.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	SQLSerasi.exe
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

Drops file in Program Files directory 2 IoCs

Processes:

c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.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

3320 64 WerFault.exe SQLSerasi.exe

pid	pid_target	process	target process
3320	64	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\2	SQLSerasi.exe
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

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:

c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exe

description	pid	process
Token: SeDebugPrivilege	612	c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe
Token: SeDebugPrivilege	992	SQLSerasi.exe
Token: SeDebugPrivilege	64	SQLSerasi.exe
Token: SeDebugPrivilege	64	SQLSerasi.exe
Token: SeDebugPrivilege	64	SQLSerasi.exe
Token: SeDebugPrivilege	4584	SQLSerasi.exe
Token: SeDebugPrivilege	4580	SQLSerasi.exe
Token: SeDebugPrivilege	4584	SQLSerasi.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exeSQLSerasi.exe

description	pid	process	target process
PID 612 wrote to memory of 992	612	c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe	SQLSerasi.exe
PID 612 wrote to memory of 992	612	c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe	SQLSerasi.exe
PID 612 wrote to memory of 992	612	c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe	SQLSerasi.exe
PID 64 wrote to memory of 4584	64	SQLSerasi.exe	SQLSerasi.exe
PID 64 wrote to memory of 4584	64	SQLSerasi.exe	SQLSerasi.exe
PID 64 wrote to memory of 4584	64	SQLSerasi.exe	SQLSerasi.exe
PID 64 wrote to memory of 4580	64	SQLSerasi.exe	SQLSerasi.exe
PID 64 wrote to memory of 4580	64	SQLSerasi.exe	SQLSerasi.exe
PID 64 wrote to memory of 4580	64	SQLSerasi.exe	SQLSerasi.exe

C:\Users\Admin\AppData\Local\Temp\c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe
"C:\Users\Admin\AppData\Local\Temp\c282162fbee56bf05d9c8953c453f874e9dbb4a73da28dbe8a489fe74d7523cd.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:612

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:992

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:64

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:4584

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:4580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 64 -s 644
2⤵
- Program crash
PID:3320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 64 -ip 64
1⤵
PID:4524

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

Loading Replay Monitor...

Downloads

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

MD5
a4e93efa766a1075723c41075244fb83

SHA1
88f86833690692d521ca94109d2372d89d763f97

SHA256
fc63196bc856914d5bf11a5663d1a6a7c7b03598fe24092abf7a540d3e272d5c

SHA512
aba43f0eee659d87df47144ba5b5c8d4b96a0251d62e4eb32e8b8cd11be26a7e269bcab86569e551d67b49e664d3f43faaa68aeda52ce0098f2c44f2468730c1

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

MD5
a4e93efa766a1075723c41075244fb83

SHA1
88f86833690692d521ca94109d2372d89d763f97

SHA256
fc63196bc856914d5bf11a5663d1a6a7c7b03598fe24092abf7a540d3e272d5c

SHA512
aba43f0eee659d87df47144ba5b5c8d4b96a0251d62e4eb32e8b8cd11be26a7e269bcab86569e551d67b49e664d3f43faaa68aeda52ce0098f2c44f2468730c1

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

MD5
a4e93efa766a1075723c41075244fb83

SHA1
88f86833690692d521ca94109d2372d89d763f97

SHA256
fc63196bc856914d5bf11a5663d1a6a7c7b03598fe24092abf7a540d3e272d5c

SHA512
aba43f0eee659d87df47144ba5b5c8d4b96a0251d62e4eb32e8b8cd11be26a7e269bcab86569e551d67b49e664d3f43faaa68aeda52ce0098f2c44f2468730c1

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

MD5
a4e93efa766a1075723c41075244fb83

SHA1
88f86833690692d521ca94109d2372d89d763f97

SHA256
fc63196bc856914d5bf11a5663d1a6a7c7b03598fe24092abf7a540d3e272d5c

SHA512
aba43f0eee659d87df47144ba5b5c8d4b96a0251d62e4eb32e8b8cd11be26a7e269bcab86569e551d67b49e664d3f43faaa68aeda52ce0098f2c44f2468730c1

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

MD5
a4e93efa766a1075723c41075244fb83

SHA1
88f86833690692d521ca94109d2372d89d763f97

SHA256
fc63196bc856914d5bf11a5663d1a6a7c7b03598fe24092abf7a540d3e272d5c

SHA512
aba43f0eee659d87df47144ba5b5c8d4b96a0251d62e4eb32e8b8cd11be26a7e269bcab86569e551d67b49e664d3f43faaa68aeda52ce0098f2c44f2468730c1

Download Submit
memory/64-149-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/64-156-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/64-152-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/64-153-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/64-154-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/612-131-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/612-140-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/612-136-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/612-135-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/612-134-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/612-130-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/992-137-0x0000000000000000-mapping.dmp

Download
memory/992-155-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/992-148-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/992-146-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4580-160-0x0000000000000000-mapping.dmp

Download
memory/4580-172-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4584-157-0x0000000000000000-mapping.dmp

Download
memory/4584-171-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4584-173-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads