gh0strat | 6a7c816b7dbcc0307915f3345bc00e3ba0a70dad7a5f2fea59bf0a685aa5f8f6

General

Target

JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
Size

777KB
MD5

5bad00590a2986a576d6fa47fe7c8951
SHA1

b19978f61206fce13887a46eff565c32c3d93681
SHA256

6a7c816b7dbcc0307915f3345bc00e3ba0a70dad7a5f2fea59bf0a685aa5f8f6
SHA512

4b47be04d06958f5c7b4f3486dc32002ad39f8620d5aa626b3e58f4bec5df9f49d925048ce591833e18ae36f397fe61b54af6651cc50d75e38a77253a751123b
SSDEEP

24576:BAxFc9euQ+pscajhLvElo2McbhjrbWI62FGy4+:GxFck5hgl/bhjrbW

Score

10^/10

gh0strat defense_evasion discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/4892-5-0x0000000000400000-0x00000000005B1000-memory.dmp	family_gh0strat
behavioral2/memory/4892-6-0x0000000000400000-0x00000000005B1000-memory.dmp	family_gh0strat
behavioral2/memory/2688-18-0x0000000000400000-0x00000000005B1000-memory.dmp	family_gh0strat
behavioral2/memory/2688-17-0x0000000000400000-0x00000000005B1000-memory.dmp	family_gh0strat
behavioral2/files/0x000b000000023bf3-21.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

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{C662548F-1240-4007-B64B-873D4C677591}	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{C662548F-1240-4007-B64B-873D4C677591}\stubpath = "C:\\Windows\\system32\\inetlfmxc.exe"	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe

Executes dropped EXE 1 IoCs

pid	Process
2688	inetlfmxc.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Wine	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
Key opened	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Wine	inetlfmxc.exe

Loads dropped DLL 1 IoCs

pid	Process
3200	userinit.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\inetlfmxc.exe	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
File opened for modification	C:\Windows\SysWOW64\inetlfmxc.exe_lang.ini	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
2688	inetlfmxc.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_5bad00590a2986a576d6fa47fe7c8951.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	inetlfmxc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	userinit.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
2688	inetlfmxc.exe
2688	inetlfmxc.exe
2688	inetlfmxc.exe
2688	inetlfmxc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
Token: SeDebugPrivilege	2688	inetlfmxc.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 2688	4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe	86
PID 4892 wrote to memory of 2688	4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe	86
PID 4892 wrote to memory of 2688	4892	JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe	86
PID 2688 wrote to memory of 3200	2688	inetlfmxc.exe	88
PID 2688 wrote to memory of 3200	2688	inetlfmxc.exe	88
PID 2688 wrote to memory of 3200	2688	inetlfmxc.exe	88
PID 2688 wrote to memory of 3200	2688	inetlfmxc.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5bad00590a2986a576d6fa47fe7c8951.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Identifies Wine through registry keys
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4892
- C:\Windows\SysWOW64\inetlfmxc.exe
  C:\Windows\system32\inetlfmxc.exe
  2⤵
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\userinit.exe
    userinit.exe
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Active Setup

1

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Active Setup

1

T1547.014

Defense Evasion

Modify Registry

1

T1112

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\240626468_lang.dll

Filesize
122KB

MD5
124ba8d8d8dd18a1d2596476acd582ab

SHA1
5eafdba4c19da7cf9c2bb9b42e33ddd98e39c8c5

SHA256
3100399421e109eaa3722bfb1f2bb07764d34a0986765eeadee33e97d501d3f0

SHA512
b7db575066f11fbcc7c112cbc4eed3f8c2bcc3224dcfc689183f04ee0ce95fe7eda4370c4c5f06b2afd1d0dc7fac23843fc7dfb51827690fe6734f81f00a7e38

Download Submit
C:\Windows\SysWOW64\inetlfmxc.exe

Filesize
777KB

MD5
57a0ae23c30eceed6c35a7ab695884ab

SHA1
1f38cd020c3beb9b9b3f98b31f3ec492e001d246

SHA256
a8af0be63fea150649419a3a0520584345dce29cc987b67d77485a8a416877cd

SHA512
9fb1f66ad3c4c90bf41d55489ac73440bb481954c998b2a139f7d1c5b3e037d94314599c15b1f5feeac47762ae2648c7e86b81e7e668b010f4158b34f59d2df1

Download Submit
memory/2688-14-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2688-18-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/2688-17-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/4892-0-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/4892-4-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/4892-3-0x00000000047E0000-0x00000000047E1000-memory.dmp

Filesize
4KB

Download
memory/4892-2-0x0000000004800000-0x0000000004801000-memory.dmp

Filesize
4KB

Download
memory/4892-1-0x00000000047F0000-0x00000000047F1000-memory.dmp

Filesize
4KB

Download
memory/4892-5-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/4892-6-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads