gink | f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676

Analysis

max time kernel
84s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/01/2025, 04:54

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General

Target

f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe
Size

37KB
MD5

112860c7097e10a1efa3abb3dc4e5ef0
SHA1

80fbb140bd78375c3da8d74f25f682dfbb33c3c3
SHA256

f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676
SHA512

866f4a03d3bd84d3fd81757c8b1cc1ab4f7ec2f20d894ad2220a2215f590b8c2d9e05181b9d160e8b69a436d4ccffdf0afdca40359480111c3d68d070be34f1f
SSDEEP

384:GGBQF9aQAjgM0TVLAUfRI8vbzDXr/xgTvmVl7WylzDjrflneWnI8/:GjLqV0ttZnX/CT0pDvflnekI8

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"	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GiGu.eXe	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe
File created	C:\Windows\SysWOW64\GiGu.eml	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\uGiG.eXe	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe
File created	C:\Windows\uGiG.eXe	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	2744	WerFault.exe	30

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	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2744	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2660	2744	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe	31
PID 2744 wrote to memory of 2660	2744	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe	31
PID 2744 wrote to memory of 2660	2744	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe	31
PID 2744 wrote to memory of 2660	2744	f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe	31

C:\Users\Admin\AppData\Local\Temp\f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.exe
"C:\Users\Admin\AppData\Local\Temp\f765b76affb443f9869028545ddf9603095f665df7d3ef5d76ba96ff8f81d676N.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:2660

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/2744-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

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

Filesize
36KB

Download