gh0strat | 42cbb67e3b9f32d38eb57904bb4316f491923498db513c63ea941744f416b077

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
25/06/2024, 15:29

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General

Target

0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe
Size

437KB
MD5

0e95ee725ac0e303c4a3221710dc0ff6
SHA1

bbdf9745617ca1d3b154df2476130a3875ae6d6a
SHA256

42cbb67e3b9f32d38eb57904bb4316f491923498db513c63ea941744f416b077
SHA512

b2620c4903af052f512fe5158a74c6074220fe4004af91ed637077ddeb485e78c0c64e1c9aa217ba8d501973e6097b24d2c2b46d78ecfcf14924dff0e88e2836
SSDEEP

6144:c64KgeRTkQSE7M/Kj7Us9Xuf4oXnuUEF9GCpiQ+Zn3BEb/6r0u:c6ZgeRYxEI/KjQs9y3X/it2r

Score

10^/10

gh0strat bootkit persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/files/0x0035000000016d61-21.dat	family_gh0strat
behavioral1/memory/1872-26-0x0000000020000000-0x0000000020027000-memory.dmp	family_gh0strat
behavioral1/memory/2988-27-0x0000000000400000-0x0000000000479000-memory.dmp	family_gh0strat
behavioral1/memory/2988-44-0x0000000000400000-0x0000000000479000-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

Executes dropped EXE 2 IoCs

pid	Process
1872	maolan.exe
2544	qiuqi1.exe

Loads dropped DLL 11 IoCs

pid	Process
2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe
1872	maolan.exe
1872	maolan.exe
1872	maolan.exe
1872	maolan.exe
1872	maolan.exe
1872	maolan.exe
2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe
2544	qiuqi1.exe
2544	qiuqi1.exe
2544	qiuqi1.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	maolan.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\maolan.exe	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\maolan.exe	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe
File created	C:\Program Files\Common Files\xxxooo.bat	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe
File created	C:\Program Files\Common Files\maolan.dll	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe
File created	C:\Program Files\Common Files\xxxooo.dll	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	maolan.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	maolan.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{603D3801-BD81-11d0-A3A5-00C04FD706EC}\InProcServer32	qiuqi1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	qiuqi1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{603D3801-BD81-11d0-A3A5-00C04FD706EC}	qiuqi1.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1872	maolan.exe
1872	maolan.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 1872	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	28
PID 2988 wrote to memory of 1872	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	28
PID 2988 wrote to memory of 1872	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	28
PID 2988 wrote to memory of 1872	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	28
PID 2988 wrote to memory of 1872	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	28
PID 2988 wrote to memory of 1872	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	28
PID 2988 wrote to memory of 1872	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	28
PID 2988 wrote to memory of 2544	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	29
PID 2988 wrote to memory of 2544	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	29
PID 2988 wrote to memory of 2544	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	29
PID 2988 wrote to memory of 2544	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	29
PID 2988 wrote to memory of 2544	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	29
PID 2988 wrote to memory of 2544	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	29
PID 2988 wrote to memory of 2544	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	29
PID 2544 wrote to memory of 2752	2544	qiuqi1.exe	30
PID 2544 wrote to memory of 2752	2544	qiuqi1.exe	30
PID 2544 wrote to memory of 2752	2544	qiuqi1.exe	30
PID 2544 wrote to memory of 2752	2544	qiuqi1.exe	30
PID 2544 wrote to memory of 2752	2544	qiuqi1.exe	30
PID 2544 wrote to memory of 2752	2544	qiuqi1.exe	30
PID 2544 wrote to memory of 2752	2544	qiuqi1.exe	30
PID 2988 wrote to memory of 2520	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	31
PID 2988 wrote to memory of 2520	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	31
PID 2988 wrote to memory of 2520	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	31
PID 2988 wrote to memory of 2520	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	31
PID 2988 wrote to memory of 2520	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	31
PID 2988 wrote to memory of 2520	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	31
PID 2988 wrote to memory of 2520	2988	0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0e95ee725ac0e303c4a3221710dc0ff6_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Program Files\Common Files\maolan.exe
  "C:\Program Files\Common Files\maolan.exe" "C:\Program Files\Common Files\maolan.dll" ServiceMain
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Writes to the Master Boot Record (MBR)
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:1872
- C:\Documents and Settings\qiuqi1.exe
  "C:\Documents and Settings\qiuqi1.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del C:\DOCUME~1\qiuqi1.exe
    3⤵
    PID:2752
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del C:\Users\Admin\AppData\Local\Temp\0E95EE~1.EXE
  2⤵
  PID:2520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\maolan.dll

Filesize
24.1MB

MD5
d9251a3b547765602930869f1cc5110d

SHA1
3c3c8586f5de17ee03d0c62f9d499cd73ff1ce07

SHA256
0cafcb6c05058a10859e361d2741a70238d06dc95f739f32e7ae5c7cb41a24e0

SHA512
ef56ac1542602914d0bb0185d0d2a69ee003c0dadf561622976e58c78b57da84804a19ca7d3b5b7cd20975eac6a61c0a6eb94ead5df2f659298a333505ac5be4

Download Submit
\Program Files\Common Files\maolan.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\Users\qiuqi1.exe

Filesize
24.0MB

MD5
cfdf64b19b9f0ef7cb81a5815ca57ca1

SHA1
d060d74f63b17b6eb77bc748517519c38b830931

SHA256
60708b76c6443596431954a696933dd2bfc12b0cbc32a88ba6b794646bd70edd

SHA512
fbd9473580ed942f7cf89d9207206b318963bdfd19a4e6f0afd7757a6d2884741727bba5f0b60023bf0d9c48124c9fc3ae4fff34e95455220b65d986bd33b434

Download Submit
memory/1872-26-0x0000000020000000-0x0000000020027000-memory.dmp

Filesize
156KB

Download
memory/2544-45-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2544-41-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/2544-42-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/2544-36-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2988-6-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/2988-0-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/2988-2-0x0000000000310000-0x0000000000389000-memory.dmp

Filesize
484KB

Download
memory/2988-3-0x0000000000310000-0x000000000034E000-memory.dmp

Filesize
248KB

Download
memory/2988-27-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/2988-28-0x0000000000310000-0x0000000000389000-memory.dmp

Filesize
484KB

Download
memory/2988-30-0x0000000000310000-0x000000000034E000-memory.dmp

Filesize
248KB

Download
memory/2988-1-0x0000000000310000-0x0000000000389000-memory.dmp

Filesize
484KB

Download
memory/2988-33-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/2988-7-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2988-8-0x0000000000280000-0x0000000000282000-memory.dmp

Filesize
8KB

Download
memory/2988-4-0x0000000000310000-0x000000000034E000-memory.dmp

Filesize
248KB

Download
memory/2988-43-0x0000000000310000-0x000000000034E000-memory.dmp

Filesize
248KB

Download
memory/2988-44-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/2988-5-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download