gh0strat | 26e04dd833080b82ca51e3700cc3ea2ea7b615839b761d1dd7c9a42de92ca2f5

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/03/2025, 21:15

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General

Target

JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe
Size

192KB
MD5

42a9dd4b578bcecfbfa18fe4693c6928
SHA1

fe3f1af60efdaaa3f364634e834ee0f01f7f4313
SHA256

26e04dd833080b82ca51e3700cc3ea2ea7b615839b761d1dd7c9a42de92ca2f5
SHA512

1e26d41970004360a8617557e2913edc1a8d4687291bb264d98459ce9a3488f392fb12e2252d22103e83f1fa0b47519e4856e47ae63ade435343157cb99588aa
SSDEEP

3072:dRZaVXVpjWP+QE+GQgVSzCI9X2TxfTVTa519TM5tGHBKyrBXsHNHBZC:VaVXVpjp+6SzC0GTlpapTmkKydcHNHBZ

Score

10^/10

gh0strat bootkit discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/files/0x0034000000015db1-3.dat	family_gh0strat
behavioral1/memory/2792-5-0x0000000010000000-0x0000000010028000-memory.dmp	family_gh0strat
behavioral1/memory/2216-6-0x0000000000400000-0x0000000000431000-memory.dmp	family_gh0strat
behavioral1/memory/2792-7-0x0000000010000000-0x0000000010028000-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
Gh0strat family
gh0strat

Deletes itself 1 IoCs

pid	Process
2792	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
2792	svchost.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\d2f5ca0e.del	JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	svchost.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\COMMON~1\pgtlv\pgtlv.dll	JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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

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

Modifies data under HKEY_USERS 30 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C2977FCC-CD39-4F65-BC64-FD7272B86C6B}\WpadDecision = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C2977FCC-CD39-4F65-BC64-FD7272B86C6B}\96-3b-20-cc-81-66	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-3b-20-cc-81-66\WpadDecisionReason = "1"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-3b-20-cc-81-66\WpadDecisionTime = 7048d041b88bdb01	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-3b-20-cc-81-66	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0160000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C2977FCC-CD39-4F65-BC64-FD7272B86C6B}\WpadDecisionTime = 7048d041b88bdb01	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C2977FCC-CD39-4F65-BC64-FD7272B86C6B}\WpadNetworkName = "Network 3"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-3b-20-cc-81-66\WpadDecision = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C2977FCC-CD39-4F65-BC64-FD7272B86C6B}\WpadDecisionReason = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C2977FCC-CD39-4F65-BC64-FD7272B86C6B}	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	svchost.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2216	JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe
2792	svchost.exe
2792	svchost.exe
2792	svchost.exe
2792	svchost.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeBackupPrivilege	2216	JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe
Token: SeRestorePrivilege	2216	JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe
Token: SeBackupPrivilege	2792	svchost.exe
Token: SeSecurityPrivilege	2792	svchost.exe
Token: SeSecurityPrivilege	2792	svchost.exe
Token: SeBackupPrivilege	2792	svchost.exe
Token: SeSecurityPrivilege	2792	svchost.exe
Token: SeBackupPrivilege	2792	svchost.exe
Token: SeSecurityPrivilege	2792	svchost.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42a9dd4b578bcecfbfa18fe4693c6928.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2216

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Deletes itself
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\progra~2\common~1\pgtlv\pgtlv.dll

Filesize
152KB

MD5
245703ce30f121a7607c6037840191de

SHA1
c9b34c1a250b9b611bc2524d145a2f1bf2d2f2ab

SHA256
d4c164c275a6de3b91af2012a0c58cee0987f3ad800d42c3ed542f2a8a3abdf5

SHA512
5d234aeed89246141f7814d27abb2e551b9c426d79a89b1bfa5c9f6ba80ebc4aedc0930af321964fc817dc3592559396ccecc80816fcdc5a025c9d20450c3780

Download Submit
memory/2216-0-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2216-6-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2792-5-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download
memory/2792-7-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download