gh0strat | 2e8f66626118c4fd3f427d44786856a51bcfc6c9b1e347269a0ad846e08e9e73

Analysis

max time kernel
127s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 12:30

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General

Target

b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
Size

272KB
MD5

b13fe187599c73c25149a7a8299a5970
SHA1

24023ed2f1fcdd4f210dd7e7f5a70ddc6a67b334
SHA256

2e8f66626118c4fd3f427d44786856a51bcfc6c9b1e347269a0ad846e08e9e73
SHA512

66ee3047b534dc528f84b7ad48da73d4fe70ea76575d3f6461ffcf7502cf792ac960ab7d074cced3575d575e3f80efb7a8bf10b79b9d6f25836ecc7d51615966
SSDEEP

6144:ougeknopsZL02vIMQIp0+TTyYKAKMsHleE8wUVsBi:ougeknoyOA9VYHHCwas

Score

10^/10

gh0strat bootkit defense_evasion discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0008000000016ab9-19.dat	family_gh0strat
behavioral1/memory/592-21-0x0000000020000000-0x0000000020027000-memory.dmp	family_gh0strat
behavioral1/memory/2208-22-0x0000000000400000-0x0000000000481000-memory.dmp	family_gh0strat
behavioral1/memory/2208-47-0x0000000000400000-0x0000000000481000-memory.dmp	family_gh0strat
behavioral1/memory/592-48-0x0000000020000000-0x0000000020027000-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

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
2776	cmd.exe

Executes dropped EXE 2 IoCs

Processes:

ctfn0m.inictfn0m.exe

pid	Process
592	ctfn0m.ini
2668	ctfn0m.exe

Loads dropped DLL 6 IoCs

Processes:

b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exectfn0m.inictfn0m.exe

pid	Process
2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
592	ctfn0m.ini
2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
2668	ctfn0m.exe
2668	ctfn0m.exe
2668	ctfn0m.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

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

Processes:

ctfn0m.ini

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	ctfn0m.ini

Drops file in Program Files directory 6 IoCs

Processes:

b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe

description	ioc	Process
File created	C:\Program Files\Common Files\ctfn0m.bat	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
File created	C:\Program Files\Common Files\zidong.bat	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
File created	C:\Program Files\1384\13849999ctfn0n.1384lm	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
File created	C:\Program Files\Common Files\ctfn0m.dll	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
File created	C:\Program Files\Common Files\ctfn0m.ini	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\ctfn0m.ini	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid	Process
2608	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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

Processes:

cmd.execmd.exeb13fe187599c73c25149a7a8299a5970_JaffaCakes118.exectfn0m.inictfn0m.execmd.exesc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ctfn0m.ini
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ctfn0m.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.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

Processes:

ctfn0m.ini

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ctfn0m.ini
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	ctfn0m.ini

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

ctfn0m.ini

pid	Process
592	ctfn0m.ini
592	ctfn0m.ini
592	ctfn0m.ini

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exectfn0m.execmd.exe

description	pid	Process	procid_target
PID 2208 wrote to memory of 592	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	31
PID 2208 wrote to memory of 592	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	31
PID 2208 wrote to memory of 592	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	31
PID 2208 wrote to memory of 592	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	31
PID 2208 wrote to memory of 592	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	31
PID 2208 wrote to memory of 592	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	31
PID 2208 wrote to memory of 592	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	31
PID 2208 wrote to memory of 2668	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	32
PID 2208 wrote to memory of 2668	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	32
PID 2208 wrote to memory of 2668	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	32
PID 2208 wrote to memory of 2668	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	32
PID 2208 wrote to memory of 2668	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	32
PID 2208 wrote to memory of 2668	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	32
PID 2208 wrote to memory of 2668	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	32
PID 2668 wrote to memory of 2720	2668	ctfn0m.exe	33
PID 2668 wrote to memory of 2720	2668	ctfn0m.exe	33
PID 2668 wrote to memory of 2720	2668	ctfn0m.exe	33
PID 2668 wrote to memory of 2720	2668	ctfn0m.exe	33
PID 2668 wrote to memory of 2720	2668	ctfn0m.exe	33
PID 2668 wrote to memory of 2720	2668	ctfn0m.exe	33
PID 2668 wrote to memory of 2720	2668	ctfn0m.exe	33
PID 2208 wrote to memory of 2604	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	35
PID 2208 wrote to memory of 2604	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	35
PID 2208 wrote to memory of 2604	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	35
PID 2208 wrote to memory of 2604	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	35
PID 2208 wrote to memory of 2604	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	35
PID 2208 wrote to memory of 2604	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	35
PID 2208 wrote to memory of 2604	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	35
PID 2604 wrote to memory of 2608	2604	cmd.exe	38
PID 2604 wrote to memory of 2608	2604	cmd.exe	38
PID 2604 wrote to memory of 2608	2604	cmd.exe	38
PID 2604 wrote to memory of 2608	2604	cmd.exe	38
PID 2604 wrote to memory of 2608	2604	cmd.exe	38
PID 2604 wrote to memory of 2608	2604	cmd.exe	38
PID 2604 wrote to memory of 2608	2604	cmd.exe	38
PID 2208 wrote to memory of 2776	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	36
PID 2208 wrote to memory of 2776	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	36
PID 2208 wrote to memory of 2776	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	36
PID 2208 wrote to memory of 2776	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	36
PID 2208 wrote to memory of 2776	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	36
PID 2208 wrote to memory of 2776	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	36
PID 2208 wrote to memory of 2776	2208	b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe	36

C:\Users\Admin\AppData\Local\Temp\b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b13fe187599c73c25149a7a8299a5970_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Program Files\Common Files\ctfn0m.ini
  "C:\Program Files\Common Files\ctfn0m.ini" "C:\Program Files\1384\13849999ctfn0n.1384lm" ServiceMain
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:592
- C:\Documents and Settings\ctfn0m.exe
  "C:\Documents and Settings\ctfn0m.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c del C:\DOCUME~1\ctfn0m.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2720
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Program Files\Common Files\zidong.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Windows\SysWOW64\sc.exe
    sc config RasAuto start= auto
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2608
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del C:\Users\Admin\AppData\Local\Temp\B13FE1~1.EXE
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\1384\13849999ctfn0n.1384lm

Filesize
24.1MB

MD5
937e69ec0b40765fb151aa2399140635

SHA1
83de50aa373d7944309b792d9ae6689364d14e48

SHA256
9438d7fdd6b496a4e9c156e845d80a5ca81590f44c532c3ec5ebe8589aea5170

SHA512
d3c095fdd2a7431cfd5c2fbb2662d76fcfec2a5255b326355b1d3dff67d86bda60047e96dd5e10db1b5504f017881701ecd5bb9b426b967d314da12e5a9118cb

Download Submit
C:\Program Files\Common Files\zidong.bat

Filesize
44B

MD5
ea72733acebe9b418fb30d68b5a8c3df

SHA1
4bb0c9592895e902c95a190e9987ba82087060c0

SHA256
e4f714f6333f7f7e3f427072329471a22760d65c92311f3bd4c1d3cf6503a6ee

SHA512
4be94a98d79b54836765d724be21b91ff3a448fe8c921e30f3c929e87f6d0cce7be74005b7f5b2958f1404de601bbad658929a8aa7efbdfa95c6dd93cc15bff6

Download Submit
\Program Files\Common Files\ctfn0m.ini

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\Users\ctfn0m.exe

Filesize
24.0MB

MD5
a07b2f22684002c6594378ac6c2d3ad0

SHA1
1ed76d278a55744bb2f1450c3d4d160086d206b9

SHA256
f525f5b11cf056c133f281baeefb6407e5124b02ef91fe21179ebdffcbc6d9fb

SHA512
3ebde664dc98908c6c35f2d21e1dd482f23fe694f91a44d6d9df0a2f57aaecc4378f8d22f58eeeb6a92d2cb8a24b227e2cc6acb412700a66e9473bd2e152239e

Download Submit
memory/592-48-0x0000000020000000-0x0000000020027000-memory.dmp

Filesize
156KB

Download
memory/592-21-0x0000000020000000-0x0000000020027000-memory.dmp

Filesize
156KB

Download
memory/2208-5-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2208-3-0x0000000000260000-0x000000000029E000-memory.dmp

Filesize
248KB

Download
memory/2208-7-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2208-0-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2208-6-0x0000000000330000-0x0000000000332000-memory.dmp

Filesize
8KB

Download
memory/2208-22-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2208-23-0x0000000000260000-0x000000000029E000-memory.dmp

Filesize
248KB

Download
memory/2208-4-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2208-28-0x0000000000350000-0x0000000000358000-memory.dmp

Filesize
32KB

Download
memory/2208-1-0x0000000000320000-0x00000000003A1000-memory.dmp

Filesize
516KB

Download
memory/2208-47-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2208-45-0x0000000000260000-0x000000000029E000-memory.dmp

Filesize
248KB

Download
memory/2208-2-0x0000000000260000-0x000000000029E000-memory.dmp

Filesize
248KB

Download
memory/2668-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2668-36-0x0000000000020000-0x0000000000028000-memory.dmp

Filesize
32KB

Download
memory/2668-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download