gink | 691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 20:37

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General

Target

691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe
Size

37KB
MD5

b1fd84d767ffe3b7c0b8c54e3a1e1d58
SHA1

d2b89674fcd930a5112ef4d1419b58509d0c0593
SHA256

691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26
SHA512

e12c3ab94bd3aad1b9946e1f749779f0d6b371b0c4d66e3264fc536520f589176abf6a997d14aaef26caa317eb50776a92ec0e9e923e5a923ed765c262f96a86
SSDEEP

384:NWSe7kGzpamkGOJBujjzXmysBhu8j5XJkYnI8xi:kS7GzpRkujzXmyyltXOyI8xi

Score

10^/10

gink discovery persistence worm

Malware Config

Signatures

Gink
worm gink
Gink family
gink

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"	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GiGu.eXe	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe
File created	C:\Windows\SysWOW64\GiGu.eml	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\uGiG.eXe	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe
File created	C:\Windows\uGiG.eXe	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2892	2744	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2744	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2892	2744	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe	30
PID 2744 wrote to memory of 2892	2744	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe	30
PID 2744 wrote to memory of 2892	2744	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe	30
PID 2744 wrote to memory of 2892	2744	691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe	30

C:\Users\Admin\AppData\Local\Temp\691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe
"C:\Users\Admin\AppData\Local\Temp\691f400f1ec15a8b536b24bf36f91bbaffcd9d3e0ab040d48195ea748e155e26.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 176
  2⤵
  - Program crash
  PID:2892

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

memory/2744-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2744-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2744-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download