gh0strat | 241137a176d7cf39e0d4a070daf03e181a6515b52d721fc76d6f32ab7ca04b6a

General

Target

JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe
Size

172KB
MD5

4a0480c2cd66b35d130784407b2679b7
SHA1

b662a103a8cad015aac4921ff23bb8394f1b8eb0
SHA256

241137a176d7cf39e0d4a070daf03e181a6515b52d721fc76d6f32ab7ca04b6a
SHA512

6320ff5555e61b3216e2d9a73b83c4fcf0b89b2318aaefcbbd0a2fe4a979b036b4c069f0a7f9b9915ce2f5b1203c677cb5b6c262160b52c35530df630f85f794
SSDEEP

3072:EIXp6tgGloVFwz8BD0cjRTyVwdUEQAZnC69NJ09sTpwx:EDlQwz8BDpWwOTA1C6rTux

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000b0000000122ea-2.dat	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	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2596	RUNDLL32.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	\??\c:\Program Files\WINDOWSS.INI	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe
File created	C:\Program Files\temp0\QQ.exe	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe
File opened for modification	C:\Program Files\temp0\QQ.exe	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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_4a0480c2cd66b35d130784407b2679b7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUNDLL32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
1748	taskkill.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe
2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe
2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1748	taskkill.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 1748	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	31
PID 2592 wrote to memory of 1748	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	31
PID 2592 wrote to memory of 1748	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	31
PID 2592 wrote to memory of 1748	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	31
PID 2592 wrote to memory of 2596	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	32
PID 2592 wrote to memory of 2596	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	32
PID 2592 wrote to memory of 2596	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	32
PID 2592 wrote to memory of 2596	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	32
PID 2592 wrote to memory of 2596	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	32
PID 2592 wrote to memory of 2596	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	32
PID 2592 wrote to memory of 2596	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	32
PID 2592 wrote to memory of 2792	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	35
PID 2592 wrote to memory of 2792	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	35
PID 2592 wrote to memory of 2792	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	35
PID 2592 wrote to memory of 2792	2592	JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe	35

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a0480c2cd66b35d130784407b2679b7.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /t /im KSafeTray.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1748
- C:\Windows\SysWOW64\RUNDLL32.exe
  RUNDLL32 "c:\Program Files\WINDOWSS.INI" main
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2596
- C:\Windows\SysWOW64\cmd.exe
  cmd /c afc9fe2f418b00a0.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\afc9fe2f418b00a0.bat

Filesize
2KB

MD5
ae9fd1df5bfd7ead20640a25b288457d

SHA1
b7c03fbd803c9c719c5bcffac84b7ed0f27603ca

SHA256
b46c401fc732deb2c1a4956663bb5e4723ec91892b556dc1b66646b9b4987bde

SHA512
819eae4794cc1fec8bd55591a0c14cc28e38d5c364a7edb6c8ba4b1d18355b97b0682e575e1e66342cd435baa2e093ac45bb6cefd0c80e7f43b1e58762c51977

Download Submit
\??\c:\Program Files\WINDOWSS.INI

Filesize
10.3MB

MD5
5dc17fd8477216863ae2e150e46757fb

SHA1
9d3237cf55432678581b3a5dc8bc0df2e761fa33

SHA256
76cb0b7b62fda039cbe67bc98c3fc6eb8526d3343594a417f67b44cdaef11636

SHA512
abbafdb3f3187ac6efb462b3e3f9b5eeaf2823d8bdf5a510798f34147e9140d680e7200e846c4a7d8e4f184299be30525ea3032194346f6396be6a10de5d9c9d

Download Submit

Analysis

Sharing