gink | 7672fba4075138f7c8c73215e231abbf524f6a09016dae08aea0c9fdea3b80fc

Analysis

max time kernel
160s
max time network
144s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
28-10-2023 19:52

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General

Target

NEAS.3877c1a95dc31bc79b2558baa3b91890.exe
Size

37KB
MD5

3877c1a95dc31bc79b2558baa3b91890
SHA1

7160eca1f384df987ca6bbc3314f9d1cc3ee5e42
SHA256

7672fba4075138f7c8c73215e231abbf524f6a09016dae08aea0c9fdea3b80fc
SHA512

5918cf45310492ac9e91253627b66f47904f22bc62c651dd8ecb0724d2236dbbf2ea2688e9cb74566a961291a01d943fe2dc856d39c9b2be5c609e964da86872
SSDEEP

768:YUh4aCzmEpQh6YUBbPT8+m5ojav7mVhmGI8XPA:vuaCiEe6zs+ZmKHmc/

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:

NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe"	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

Drops file in System32 directory 3 IoCs

Processes:

NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

description	ioc	process
File created	C:\Windows\SysWOW64\GiGu.eXe	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe
File created	C:\Windows\SysWOW64\GiGu.eml	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

Drops file in Windows directory 2 IoCs

Processes:

NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

description	ioc	process
File created	C:\Windows\uGiG.eXe	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe
File opened for modification	C:\Windows\uGiG.eXe	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2252 1296 WerFault.exe NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

pid	pid_target	process	target process
2252	1296	WerFault.exe	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

NEAS.3877c1a95dc31bc79b2558baa3b91890.exe

description	pid	process	target process
PID 1296 wrote to memory of 2252	1296	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe	WerFault.exe
PID 1296 wrote to memory of 2252	1296	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe	WerFault.exe
PID 1296 wrote to memory of 2252	1296	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe	WerFault.exe
PID 1296 wrote to memory of 2252	1296	NEAS.3877c1a95dc31bc79b2558baa3b91890.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.3877c1a95dc31bc79b2558baa3b91890.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.3877c1a95dc31bc79b2558baa3b91890.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1296
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 176
  2⤵
  - Program crash
  PID:2252

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/1296-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1296-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1296-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download