gink | 4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
11/01/2025, 06:50

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General

Target

4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe
Size

37KB
MD5

799ad4b5fcf50473676bd77ca4fa2d4a
SHA1

91419af5fcd209ed2f497817df589d93764c889c
SHA256

4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def
SHA512

f437ee485f06fcb3a85d88b0a12dd4d432ddfb5fd787ade2c31e8b47adcc017e171d19d81586084899ecf8476d6fbf9a6abe6a39fab7094f2eaa8d1561245bad
SSDEEP

384:GGBQF9aQAjgM0TVLAUfRI8vbzDXr/xgTvmVl7WylzDjrflneWnI8/w:GjLqV0ttZnX/CT0pDvflnekI8o

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"	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GiGu.eXe	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe
File created	C:\Windows\SysWOW64\GiGu.eml	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\uGiG.eXe	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe
File created	C:\Windows\uGiG.eXe	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2152	3040	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	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3040	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2152	3040	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe	30
PID 3040 wrote to memory of 2152	3040	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe	30
PID 3040 wrote to memory of 2152	3040	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe	30
PID 3040 wrote to memory of 2152	3040	4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe	30

C:\Users\Admin\AppData\Local\Temp\4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.exe
"C:\Users\Admin\AppData\Local\Temp\4d200eab2386c16c98925063a54a2beb648cd961fc3448dada533e87b8008def.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:3040
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 176
  2⤵
  - Program crash
  PID:2152

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

Replay Monitor

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Downloads

memory/3040-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3040-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3040-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download