gh0strat | 243d5dac34cc985729c8623cfce9e95b667d2642d7f6f930469c04a1e6386242

General

Target

JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
Size

163KB
MD5

5392cfa1d3ebf19311baedc1e5d9bd36
SHA1

871b8c8172c95b64bfe80a2aa459459eaa3c2ab1
SHA256

243d5dac34cc985729c8623cfce9e95b667d2642d7f6f930469c04a1e6386242
SHA512

e376eb83ffb283cec17b1f70dabcb3ecff1bddab11d8e4b5da0b8377f8cb01193c366ce2b2584eb6605dd9e081cd6357ade97ce0902d9bd57e1b81d941b9387c
SSDEEP

3072:dxhXDNHBbWKRpvv70d/pPHWH43NjCa3Aal4b8ceHyhosXln5I3iv:dx9DHbWK3vv7opfWHgUaQfb8n85IG

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/4644-0-0x0000000000400000-0x000000000042B000-memory.dmp	family_gh0strat
behavioral2/files/0x000a000000023c5c-3.dat	family_gh0strat
behavioral2/memory/4644-4-0x0000000000400000-0x000000000042B000-memory.dmp	family_gh0strat
behavioral2/memory/2136-6-0x0000000010000000-0x0000000010021000-memory.dmp	family_gh0strat
behavioral2/memory/2136-7-0x0000000010000000-0x0000000010021000-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

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\winrenms0x0\Parameters\ServiceDll = "C:\\Documents and Settings\\Local\\ntuser.dll"	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe

Loads dropped DLL 1 IoCs

pid	Process
2136	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 8 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 5 IoCs

defense_evasion

pid	Process
1076	taskkill.exe
4376	taskkill.exe
3540	taskkill.exe
1644	taskkill.exe
3520	taskkill.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3520	taskkill.exe
Token: SeDebugPrivilege	1076	taskkill.exe
Token: SeDebugPrivilege	2136	svchost.exe
Token: SeDebugPrivilege	3540	taskkill.exe
Token: SeDebugPrivilege	4376	taskkill.exe
Token: SeDebugPrivilege	1644	taskkill.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 1076	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	84
PID 4644 wrote to memory of 1076	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	84
PID 4644 wrote to memory of 1076	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	84
PID 4644 wrote to memory of 3520	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	85
PID 4644 wrote to memory of 3520	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	85
PID 4644 wrote to memory of 3520	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	85
PID 4644 wrote to memory of 1644	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	86
PID 4644 wrote to memory of 1644	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	86
PID 4644 wrote to memory of 1644	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	86
PID 4644 wrote to memory of 3540	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	87
PID 4644 wrote to memory of 3540	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	87
PID 4644 wrote to memory of 3540	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	87
PID 4644 wrote to memory of 4376	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	88
PID 4644 wrote to memory of 4376	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	88
PID 4644 wrote to memory of 4376	4644	JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe	88
PID 2136 wrote to memory of 396	2136	svchost.exe	95
PID 2136 wrote to memory of 396	2136	svchost.exe	95
PID 2136 wrote to memory of 396	2136	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5392cfa1d3ebf19311baedc1e5d9bd36.exe"
1⤵
- Server Software Component: Terminal Services DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4644
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /im KSafeTray.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1076
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /im KSafeTray.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3520
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /im KSafeTray.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1644
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /im KSafeTray.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3540
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /im kswebshield.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:4376

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Windows\SysWOW64\svchost.exe,main
  2⤵
  - System Location Discovery: System Language Discovery
  PID:396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\??\c:\documents and settings\local\ntuser.dll

Filesize
10.1MB

MD5
6e2ac653458e7f09f1820c9e1d9ac444

SHA1
5285fd97c74789f3d70e5401a3fc143f5f23918e

SHA256
cfcb1120a3def2182caf0bac92b2b94cf9df9c7628e56a020fe08d0882caef6c

SHA512
194e312cec9f597e9b02339635ec9c616e18c9332b73ac08f221d9d73983c50f14b9d5a48ca1bfc38b885f743c99e431c8e73401fb5ce24dcc268cd986128c7c

Download Submit
memory/2136-6-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

Download
memory/2136-7-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

Download
memory/4644-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4644-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download

Analysis

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