gink | 0e92bd75ff72afaa3e9802546dc56b8d243db8222a6f226f623e3a8501e70ca6

Analysis

max time kernel
143s
max time network
124s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
20-10-2023 20:36

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General

Target

NEAS.f5d00c36c695d5b8a6e24f3531223580.exe
Size

37KB
MD5

f5d00c36c695d5b8a6e24f3531223580
SHA1

89b5f3d728be6c8006f15bc2cc62eff0fb35dd7c
SHA256

0e92bd75ff72afaa3e9802546dc56b8d243db8222a6f226f623e3a8501e70ca6
SHA512

f29674b0ea3297f92dfd12d36edf540b0248d76c5891cf2c75eff5f239fe9ae4c8a3b29cb3db66fc1cc3d287545b92056f737c0c1aa39494ad76d92dda3106e3
SSDEEP

384:16tgGH/VL05U3GfERVeUsRhb+7X80QVT0IgMJGl4uJnI8jbdsO:g1A5UWcV3uhb+7X80QBAMslFdI83dsO

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.f5d00c36c695d5b8a6e24f3531223580.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe"	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe

Drops file in System32 directory 3 IoCs

Processes:

NEAS.f5d00c36c695d5b8a6e24f3531223580.exe

description	ioc	process
File created	C:\Windows\SysWOW64\GiGu.eXe	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe
File created	C:\Windows\SysWOW64\GiGu.eml	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe

Drops file in Windows directory 2 IoCs

Processes:

NEAS.f5d00c36c695d5b8a6e24f3531223580.exe

description	ioc	process
File opened for modification	C:\Windows\uGiG.eXe	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe
File created	C:\Windows\uGiG.eXe	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2728 2968 WerFault.exe NEAS.f5d00c36c695d5b8a6e24f3531223580.exe

pid	pid_target	process	target process
2728	2968	WerFault.exe	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

NEAS.f5d00c36c695d5b8a6e24f3531223580.exe

description	pid	process	target process
PID 2968 wrote to memory of 2728	2968	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe	WerFault.exe
PID 2968 wrote to memory of 2728	2968	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe	WerFault.exe
PID 2968 wrote to memory of 2728	2968	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe	WerFault.exe
PID 2968 wrote to memory of 2728	2968	NEAS.f5d00c36c695d5b8a6e24f3531223580.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.f5d00c36c695d5b8a6e24f3531223580.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.f5d00c36c695d5b8a6e24f3531223580.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 176
  2⤵
  - Program crash
  PID:2728

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/2968-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2968-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2968-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download