gh0strat | 5166db89dc6f289cf1b16a1db6fc3fee644e6783ba6644b3e2a4d121b37272e2

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
03/03/2025, 16:36

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General

Target

JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe
Size

384KB
MD5

47f54236a726f2feb1ce5b9c8aac4e23
SHA1

ef261cb195260de895e20cd0e8a9ee5d801915e0
SHA256

5166db89dc6f289cf1b16a1db6fc3fee644e6783ba6644b3e2a4d121b37272e2
SHA512

fbfe21ef05ea6563b5dd48f83dc846777ba58c72302d59947fa8b2345b697e5fb11826f491acad48a3da0e6399ca8c6b8e104b46caddb1a515cd74e16f98ae8c
SSDEEP

6144:QGzRxSVtp0l6whGfsKR+zkBpTaa5tJHXXnJl3/c:jt0VPFfsKAkrbPlXU

Score

10^/10

gh0strat discovery persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2652-11-0x0000000000400000-0x00000000004F1000-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

Executes dropped EXE 1 IoCs

pid	Process
2652	(null)0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe"	JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2968-0-0x0000000000400000-0x00000000004F1000-memory.dmp	upx
behavioral1/files/0x0008000000014b3c-5.dat	upx
behavioral1/memory/2652-11-0x0000000000400000-0x00000000004F1000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	\??\c:\Windows\BJ.exe	JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe
File created	\??\c:\Windows\(null)0.exe	JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe
File created	\??\c:\Windows\BJ.exe	JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.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_47f54236a726f2feb1ce5b9c8aac4e23.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	(null)0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 2652	2968	JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe	28
PID 2968 wrote to memory of 2652	2968	JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe	28
PID 2968 wrote to memory of 2652	2968	JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe	28
PID 2968 wrote to memory of 2652	2968	JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe	28

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_47f54236a726f2feb1ce5b9c8aac4e23.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2968
- \??\c:\Windows\(null)0.exe
  c:\Windows\(null)0.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\(null)0.exe

Filesize
384KB

MD5
47f54236a726f2feb1ce5b9c8aac4e23

SHA1
ef261cb195260de895e20cd0e8a9ee5d801915e0

SHA256
5166db89dc6f289cf1b16a1db6fc3fee644e6783ba6644b3e2a4d121b37272e2

SHA512
fbfe21ef05ea6563b5dd48f83dc846777ba58c72302d59947fa8b2345b697e5fb11826f491acad48a3da0e6399ca8c6b8e104b46caddb1a515cd74e16f98ae8c

Download Submit
memory/2652-11-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/2968-0-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/2968-12-0x0000000002630000-0x0000000002721000-memory.dmp

Filesize
964KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads