gink | 9f216f4938df645abff017253079be1bb600a3531260c09117370dbb673dc1b9

Analysis

max time kernel
112s
max time network
18s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
31-07-2024 01:14

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General

Target

41526b20fa21d3d4a410c5d834786d90N.exe
Size

37KB
MD5

41526b20fa21d3d4a410c5d834786d90
SHA1

00407fae91318c28f025f7c5891a827f4b982afc
SHA256

9f216f4938df645abff017253079be1bb600a3531260c09117370dbb673dc1b9
SHA512

43bc85164d6a9d4a328d07e550f40b60e09753f624b980224732faf2cd61ad63a73364293adb5a145fd4bc2baa47ddede36639d6580c2350d1943b1205e2d46c
SSDEEP

384:3MGelWsiuHJ7aqJArbbrmCAeWF5Ob9dncQACgGK1nI8CS:zOHJAnnmCAeQOb9JcQOxI8

Score

10^/10

gink discovery persistence worm

Malware Config

Signatures

Gink
worm gink

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

41526b20fa21d3d4a410c5d834786d90N.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe"	41526b20fa21d3d4a410c5d834786d90N.exe

Drops file in System32 directory 3 IoCs

Processes:

41526b20fa21d3d4a410c5d834786d90N.exe

description	ioc	process
File created	C:\Windows\SysWOW64\GiGu.eml	41526b20fa21d3d4a410c5d834786d90N.exe
File created	C:\Windows\SysWOW64\GiGu.eXe	41526b20fa21d3d4a410c5d834786d90N.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	41526b20fa21d3d4a410c5d834786d90N.exe

Drops file in Windows directory 2 IoCs

Processes:

41526b20fa21d3d4a410c5d834786d90N.exe

description	ioc	process
File created	C:\Windows\uGiG.eXe	41526b20fa21d3d4a410c5d834786d90N.exe
File opened for modification	C:\Windows\uGiG.eXe	41526b20fa21d3d4a410c5d834786d90N.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

688 1080 WerFault.exe 41526b20fa21d3d4a410c5d834786d90N.exe
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

Processes:

41526b20fa21d3d4a410c5d834786d90N.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 41526b20fa21d3d4a410c5d834786d90N.exe

pid	pid_target	process	target process
688	1080	WerFault.exe	41526b20fa21d3d4a410c5d834786d90N.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	41526b20fa21d3d4a410c5d834786d90N.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

41526b20fa21d3d4a410c5d834786d90N.exe

description	pid	process	target process
PID 1080 wrote to memory of 688	1080	41526b20fa21d3d4a410c5d834786d90N.exe	WerFault.exe
PID 1080 wrote to memory of 688	1080	41526b20fa21d3d4a410c5d834786d90N.exe	WerFault.exe
PID 1080 wrote to memory of 688	1080	41526b20fa21d3d4a410c5d834786d90N.exe	WerFault.exe
PID 1080 wrote to memory of 688	1080	41526b20fa21d3d4a410c5d834786d90N.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\41526b20fa21d3d4a410c5d834786d90N.exe
"C:\Users\Admin\AppData\Local\Temp\41526b20fa21d3d4a410c5d834786d90N.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 use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 176
  2⤵
  - Program crash
  PID:688

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/1080-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1080-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1080-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download