gink | c91dd3168d8865c5b01e8556d6d8f49cfba14cdac24a3482a47b4eeed127e9b2

Analysis

max time kernel
104s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2025, 21:06

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General

Target

JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe
Size

24KB
MD5

8a0cdb65a88974b6aa173767baf35a24
SHA1

830da8b8f28d00d55d1b4a6e477609bcda8a4564
SHA256

c91dd3168d8865c5b01e8556d6d8f49cfba14cdac24a3482a47b4eeed127e9b2
SHA512

c092fa0ef7a1dcd106c80c717693c0c601a4e4525f2251b05d05686547109b4b72f525b4914cb80f9836230d718567ee40be5834f972e1be6d7d176b71635d78
SSDEEP

384:H6Lz0OyPaGPbG8FecNrgzbUFPlfRNefMfNq8UFsKWRzpeancfKykJIyfgS9/V+iV:H6Lo1RPbPFHRgzwFPlf/efMTiI8q

Score

10^/10

gink discovery persistence worm

Malware Config

Signatures

Gink
worm gink
Gink family
gink

Executes dropped EXE 1 IoCs

pid	Process
2996	uGiG.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\I-Worm.GiGu = "uGiG.eXe"	JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GiGu.eml	JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe
File created	C:\Windows\SysWOW64\GiGu.eXe	JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\uGiG.eXe	JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe
File opened for modification	C:\Windows\uGiG.eXe	JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4716	1828	WerFault.exe	84

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_8a0cdb65a88974b6aa173767baf35a24.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uGiG.eXe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5900 wrote to memory of 2996	5900	cmd.exe	88
PID 5900 wrote to memory of 2996	5900	cmd.exe	88
PID 5900 wrote to memory of 2996	5900	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a0cdb65a88974b6aa173767baf35a24.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1828
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1828 -s 516
  2⤵
  - Program crash
  PID:4716

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c uGiG.eXe
1⤵
- Suspicious use of WriteProcessMemory
PID:5900
- C:\Windows\uGiG.eXe
  uGiG.eXe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1828 -ip 1828
1⤵
PID:2624

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\uGiG.eXe

Filesize
24KB

MD5
8a0cdb65a88974b6aa173767baf35a24

SHA1
830da8b8f28d00d55d1b4a6e477609bcda8a4564

SHA256
c91dd3168d8865c5b01e8556d6d8f49cfba14cdac24a3482a47b4eeed127e9b2

SHA512
c092fa0ef7a1dcd106c80c717693c0c601a4e4525f2251b05d05686547109b4b72f525b4914cb80f9836230d718567ee40be5834f972e1be6d7d176b71635d78

Download Submit
memory/1828-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1828-11-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2996-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads