gink | de4a73426fd04805accf3b0e8939a4eb5dfeede667db869d53a9e8bafd620ce8

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
03-10-2023 15:15

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General

Target

b6ad811cab35ab7353952a3bd2cef238_JC.exe
Size

37KB
MD5

b6ad811cab35ab7353952a3bd2cef238
SHA1

8f6987c9b2e55b51f3624845435cbc28face9afa
SHA256

de4a73426fd04805accf3b0e8939a4eb5dfeede667db869d53a9e8bafd620ce8
SHA512

0e6873476e358825f783604f459bcddce7453088d99c2c569d3bd4fb77a636c72b2292016b42849ef864f3576772e7cdf57ef4ff76da95fbe1c12460e34ecca5
SSDEEP

384:tif/dno/8iktfZevuKY1h1U/pOjtXz9SI28kEQ+uKxSJnI8lr:tifdtLdZMc18C99e8k9HdI8l

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:

b6ad811cab35ab7353952a3bd2cef238_JC.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe"	b6ad811cab35ab7353952a3bd2cef238_JC.exe

Drops file in System32 directory 3 IoCs

Processes:

b6ad811cab35ab7353952a3bd2cef238_JC.exe

description	ioc	process
File created	C:\Windows\SysWOW64\GiGu.eXe	b6ad811cab35ab7353952a3bd2cef238_JC.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	b6ad811cab35ab7353952a3bd2cef238_JC.exe
File created	C:\Windows\SysWOW64\GiGu.eml	b6ad811cab35ab7353952a3bd2cef238_JC.exe

Drops file in Windows directory 2 IoCs

Processes:

b6ad811cab35ab7353952a3bd2cef238_JC.exe

description	ioc	process
File created	C:\Windows\uGiG.eXe	b6ad811cab35ab7353952a3bd2cef238_JC.exe
File opened for modification	C:\Windows\uGiG.eXe	b6ad811cab35ab7353952a3bd2cef238_JC.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2736 1892 WerFault.exe b6ad811cab35ab7353952a3bd2cef238_JC.exe

pid	pid_target	process	target process
2736	1892	WerFault.exe	b6ad811cab35ab7353952a3bd2cef238_JC.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b6ad811cab35ab7353952a3bd2cef238_JC.exe

description	pid	process	target process
PID 1892 wrote to memory of 2736	1892	b6ad811cab35ab7353952a3bd2cef238_JC.exe	WerFault.exe
PID 1892 wrote to memory of 2736	1892	b6ad811cab35ab7353952a3bd2cef238_JC.exe	WerFault.exe
PID 1892 wrote to memory of 2736	1892	b6ad811cab35ab7353952a3bd2cef238_JC.exe	WerFault.exe
PID 1892 wrote to memory of 2736	1892	b6ad811cab35ab7353952a3bd2cef238_JC.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\b6ad811cab35ab7353952a3bd2cef238_JC.exe
"C:\Users\Admin\AppData\Local\Temp\b6ad811cab35ab7353952a3bd2cef238_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1892 -s 176
  2⤵
  - Program crash
  PID:2736

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/1892-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1892-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1892-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download