gink | 54a4651e2d91d821c886134a63b86f97e5854bc182fc1d82fd77f286ac64c1c2

Analysis

max time kernel
140s
max time network
125s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
18-09-2023 17:35

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General

Target

6543447973d284ed2606c93daeaa8540_JC.exe
Size

37KB
MD5

6543447973d284ed2606c93daeaa8540
SHA1

cdd4a562a98a3a8a9e7824c9e3b9a7869abbbb5c
SHA256

54a4651e2d91d821c886134a63b86f97e5854bc182fc1d82fd77f286ac64c1c2
SHA512

8772b9056725e3c81bbba197709c17399251311424c30bdf8ee802d825b90cbb9349abc24b4ce46020a7dc6c3f91518469c5c0d470e07573dfaa6e4e15e16fae
SSDEEP

384:FaZnLpWhVv9i3bYmr9l5WJ32olPxJ1vTfYerLw6xZP5NnI8:elWhZmDr7IJm4PxJ1LJrLw6hZI8

Score

10^/10

gink 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:

6543447973d284ed2606c93daeaa8540_JC.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe"	6543447973d284ed2606c93daeaa8540_JC.exe

Drops file in System32 directory 3 IoCs

Processes:

6543447973d284ed2606c93daeaa8540_JC.exe

description	ioc	process
File created	C:\Windows\SysWOW64\GiGu.eml	6543447973d284ed2606c93daeaa8540_JC.exe
File created	C:\Windows\SysWOW64\GiGu.eXe	6543447973d284ed2606c93daeaa8540_JC.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	6543447973d284ed2606c93daeaa8540_JC.exe

Drops file in Windows directory 2 IoCs

Processes:

6543447973d284ed2606c93daeaa8540_JC.exe

description	ioc	process
File opened for modification	C:\Windows\uGiG.eXe	6543447973d284ed2606c93daeaa8540_JC.exe
File created	C:\Windows\uGiG.eXe	6543447973d284ed2606c93daeaa8540_JC.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2052 2204 WerFault.exe 6543447973d284ed2606c93daeaa8540_JC.exe

pid	pid_target	process	target process
2052	2204	WerFault.exe	6543447973d284ed2606c93daeaa8540_JC.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

6543447973d284ed2606c93daeaa8540_JC.exe

description	pid	process	target process
PID 2204 wrote to memory of 2052	2204	6543447973d284ed2606c93daeaa8540_JC.exe	WerFault.exe
PID 2204 wrote to memory of 2052	2204	6543447973d284ed2606c93daeaa8540_JC.exe	WerFault.exe
PID 2204 wrote to memory of 2052	2204	6543447973d284ed2606c93daeaa8540_JC.exe	WerFault.exe
PID 2204 wrote to memory of 2052	2204	6543447973d284ed2606c93daeaa8540_JC.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\6543447973d284ed2606c93daeaa8540_JC.exe
"C:\Users\Admin\AppData\Local\Temp\6543447973d284ed2606c93daeaa8540_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 176
  2⤵
  - Program crash
  PID:2052

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2204-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2204-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2204-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download