gh0strat | 738396630bb97405ff2aa2820450bd5bf1e3f387706e78afd41d3ca57a7d8737

General

Target

aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe
Size

384KB
MD5

aac4261445db0b2fcc4af36f78205c8c
SHA1

f71f2e25b92cc63de323793005445499ac4c8fe1
SHA256

738396630bb97405ff2aa2820450bd5bf1e3f387706e78afd41d3ca57a7d8737
SHA512

6ce4ed0ef307ea38df68bb57f28997f3181995cc0c8a16248f127ccc53a886f3472031648fa10434dd90dfac7bea58d874dd267ced9ac143bc1ff2585021d085
SSDEEP

12288:KPdK4bgeK8VL5TKjb31wgxllhz7G60i2qvyO7:KPBjK8VlYb3P9F3

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/memory/2548-9-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2548-11-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2548-10-0x0000000000401000-0x0000000000468000-memory.dmp	family_gh0strat
behavioral1/memory/2548-8-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2548-7-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2416-25-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2416-23-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2416-22-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2416-24-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2548-29-0x0000000000400000-0x000000000054E000-memory.dmp	family_gh0strat
behavioral1/memory/2548-31-0x0000000000400000-0x000000000054E000-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 1 IoCs

pid	Process
2416	svchest000.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\\aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe"	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\BJ.exe	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe
File created	\??\c:\Windows\svchest000.exe	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\svchest000.exe	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.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	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchest000.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2416	2548	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe	30
PID 2548 wrote to memory of 2416	2548	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe	30
PID 2548 wrote to memory of 2416	2548	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe	30
PID 2548 wrote to memory of 2416	2548	aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aac4261445db0b2fcc4af36f78205c8c_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548
- \??\c:\Windows\svchest000.exe
  c:\Windows\svchest000.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2416

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\svchest000.exe

Filesize
384KB

MD5
aac4261445db0b2fcc4af36f78205c8c

SHA1
f71f2e25b92cc63de323793005445499ac4c8fe1

SHA256
738396630bb97405ff2aa2820450bd5bf1e3f387706e78afd41d3ca57a7d8737

SHA512
6ce4ed0ef307ea38df68bb57f28997f3181995cc0c8a16248f127ccc53a886f3472031648fa10434dd90dfac7bea58d874dd267ced9ac143bc1ff2585021d085

Download Submit
memory/2416-20-0x0000000000230000-0x000000000026E000-memory.dmp

Filesize
248KB

Download
memory/2416-21-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2416-19-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2416-24-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2416-22-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2416-23-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2416-25-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2416-26-0x0000000000230000-0x000000000026E000-memory.dmp

Filesize
248KB

Download
memory/2548-9-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2548-2-0x0000000000230000-0x000000000026E000-memory.dmp

Filesize
248KB

Download
memory/2548-5-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2548-31-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2548-8-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2548-11-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2548-6-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2548-10-0x0000000000401000-0x0000000000468000-memory.dmp

Filesize
412KB

Download
memory/2548-3-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2548-0-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2548-4-0x0000000000280000-0x0000000000282000-memory.dmp

Filesize
8KB

Download
memory/2548-7-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2548-29-0x0000000000400000-0x000000000054E000-memory.dmp

Filesize
1.3MB

Download
memory/2548-30-0x0000000000230000-0x000000000026E000-memory.dmp

Filesize
248KB

Download
memory/2548-1-0x0000000000230000-0x000000000026E000-memory.dmp

Filesize
248KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads