gh0strat | 43d287b5d06db8299a0c74b74bf07b117330e93edd021a8c365f03fdb15d78d2

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28/01/2025, 16:23

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General

Target

JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe
Size

82KB
MD5

4ce6150e3302a598719089b5689949a5
SHA1

66ada326f7e2c086012f6fdded22f3f82f9ea26c
SHA256

43d287b5d06db8299a0c74b74bf07b117330e93edd021a8c365f03fdb15d78d2
SHA512

6b0544fead1010afbb8d072629546cfcdc4e9eaf98d3ac9e2f43d4c55dad8585c3abb5c0e9711a6c4c82f09ab48b4588862d5764dab85d25e09f7a861574a33f
SSDEEP

1536:TnV/zmcsiKvfZ/Csppb1quHsuT+JIemLd2qvVFMyLqCMWgDYNmkhrotu0AfsJD6/:TnVbmcs5CkEuH9XemLUKvLQWkwubfJ6/

Score

10^/10

gh0strat discovery rat upx

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral1/files/0x003600000001875f-7.dat	family_gh0strat
behavioral1/memory/2100-13-0x0000000000400000-0x0000000000435000-memory.dmp	family_gh0strat
behavioral1/memory/2100-16-0x0000000000400000-0x0000000000435000-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
2184	carss.exe

Loads dropped DLL 5 IoCs

pid	Process
2100	JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe
2184	carss.exe
2184	carss.exe
2184	carss.exe
2184	carss.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-1-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral1/memory/2100-13-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral1/memory/2100-16-0x0000000000400000-0x0000000000435000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\carss.exe	JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe
File opened for modification	C:\Program Files\Internet Explorer\carss.exe	JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe
File created	C:\Program Files\Internet Explorer\FuckBaby.dll	JaffaCakes118_4ce6150e3302a598719089b5689949a5.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_4ce6150e3302a598719089b5689949a5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	carss.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2184	2100	JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe	31
PID 2100 wrote to memory of 2184	2100	JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe	31
PID 2100 wrote to memory of 2184	2100	JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe	31
PID 2100 wrote to memory of 2184	2100	JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ce6150e3302a598719089b5689949a5.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Program Files\Internet Explorer\carss.exe
  "C:\Program Files\Internet Explorer\carss.exe" "C:\Program Files\Internet Explorer\FuckBaby.dll" rukou
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\Program Files\Internet Explorer\FuckBaby.dll

Filesize
20.2MB

MD5
722d9699dfbfa65d760bb3d176e248c2

SHA1
a9461107586b2f19b2893c0bcde19deee50c6d44

SHA256
e7e68d8a9fdda7514f7772d0148cf4bd8eeecf9a847e55b799b44d436673c6d5

SHA512
75b2dd8f290d963f2eca3f19b79614b133ab767510fef732a7ff685150c631f26d7e7ac16addc8fc3053ec8ea116889d089f2cbd10a00473689d01fd42a02a26

Download Submit
\Program Files\Internet Explorer\carss.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2100-1-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2100-13-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2100-16-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download