gh0strat | 8851a9b8642322e1742b2be201b65afcc7c6b3399fee93f1b5a006f80d6f856e

General

Target

JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe
Size

121KB
MD5

5a3db7cd213e38be159a591b01329112
SHA1

19bf604ac3789efeaf006172d13b8047e243b733
SHA256

8851a9b8642322e1742b2be201b65afcc7c6b3399fee93f1b5a006f80d6f856e
SHA512

134213898f88337ce7e73160f1dfe2a957c1b6e4ba0391a093679811c14c4aa5873dc8852b628b0a09baf292cc008a0645ff4fa6ccdea36a20e68300c4240594
SSDEEP

3072:gk2kuL6S/370oS5q9RYNlNFp6uk50cUtUNj:gkLS6S/rltROdpBHjtY

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/2832-0-0x0000000000400000-0x0000000000422000-memory.dmp	family_gh0strat
behavioral1/memory/2832-21-0x0000000000400000-0x0000000000422000-memory.dmp	family_gh0strat
behavioral1/files/0x000b000000016d42-20.dat	family_gh0strat
behavioral1/memory/2524-23-0x0000000010000000-0x0000000010023000-memory.dmp	family_gh0strat
behavioral1/memory/2524-24-0x0000000010000000-0x0000000010023000-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\Applgsaaajrq\Parameters\ServiceDll	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe

Deletes itself 1 IoCs

pid	Process
2524	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
2524	svchost.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\MyInformations.ini	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe
File created	C:\Windows\FuckYou.txt	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe
File created	C:\Windows\FuckYou.reg	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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_5a3db7cd213e38be159a591b01329112.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
2808	taskkill.exe

Suspicious behavior: EnumeratesProcesses 49 IoCs

pid	Process
2832	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe
2524	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2808	taskkill.exe
Token: SeBackupPrivilege	2832	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe
Token: SeRestorePrivilege	2832	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 2808	2832	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe	30
PID 2832 wrote to memory of 2808	2832	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe	30
PID 2832 wrote to memory of 2808	2832	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe	30
PID 2832 wrote to memory of 2808	2832	JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a3db7cd213e38be159a591b01329112.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /t /im ZhuDongFangYu.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2808

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Deletes itself
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2524

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:\Windows\MyInformations.ini

Filesize
366B

MD5
63c74b2ea23a5da046d46700b55809a0

SHA1
da5c1d11dd9182ab1a3acefa4b8ead945e73d343

SHA256
96546bb52bdf3df9e8bc5458748e5cd6b35bd1d0469912600f5a3b168a366e2f

SHA512
de473b44d37e39efcbd36fa712e912c9a052e22ec3f933e71e3aaf74c40fe1ce204d0f19faa31b737cd03dc8376b17e6d47a8499c070a3ae88a39a6ba841df79

Download Submit
\??\c:\programfiles\rundlaalaa.dll

Filesize
106KB

MD5
b265e35cc4ae9c6e25116f796462a881

SHA1
7308dd0416e947a98f6e595f54c39582ce980ba4

SHA256
01657ef0cab2718584babd7e584d4680e051feb708167167b71e5321297667fc

SHA512
39e56332a3f6161ede407c40b42c03beea96319e38f941407f845634d673b81ecfeea20d08fa16fe3f834fdcd00c5e11b83d8f42fcf5b0dfca324192294894bc

Download Submit
memory/2524-23-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/2524-24-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/2832-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2832-21-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download

Analysis

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