gink | ce0bf2ceb20c26a0738d66d45d6d37b21356e5b787b60b0ba027f2042cabcadc

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
08-09-2023 16:04

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General

Target

1806451c39dc43594f45936e8251166fexe_JC.exe
Size

37KB
MD5

1806451c39dc43594f45936e8251166f
SHA1

fc8273610f4947832acb95240be9ba3035920257
SHA256

ce0bf2ceb20c26a0738d66d45d6d37b21356e5b787b60b0ba027f2042cabcadc
SHA512

c6a9cd0ec03a65d192d5bcef9d3ad041ceb1280dd6353be7250c6cb459b2405d475fbcb0a6fe71fd8419914615b3b3bbdc6afdb88fff12dced45865ac1865cd3
SSDEEP

384:z49aizJx+nHviuerL2dpbTEJiw6ZYHSnx+O+m1NRfInI8liKLD:zOHEaRrQTEwwqhnx+O+mnII8liK

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:

1806451c39dc43594f45936e8251166fexe_JC.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe"	1806451c39dc43594f45936e8251166fexe_JC.exe

Drops file in System32 directory 3 IoCs

Processes:

1806451c39dc43594f45936e8251166fexe_JC.exe

description	ioc	process
File created	C:\Windows\SysWOW64\GiGu.eXe	1806451c39dc43594f45936e8251166fexe_JC.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	1806451c39dc43594f45936e8251166fexe_JC.exe
File created	C:\Windows\SysWOW64\GiGu.eml	1806451c39dc43594f45936e8251166fexe_JC.exe

Drops file in Windows directory 2 IoCs

Processes:

1806451c39dc43594f45936e8251166fexe_JC.exe

description	ioc	process
File created	C:\Windows\uGiG.eXe	1806451c39dc43594f45936e8251166fexe_JC.exe
File opened for modification	C:\Windows\uGiG.eXe	1806451c39dc43594f45936e8251166fexe_JC.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2368 808 WerFault.exe 1806451c39dc43594f45936e8251166fexe_JC.exe

pid	pid_target	process	target process
2368	808	WerFault.exe	1806451c39dc43594f45936e8251166fexe_JC.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

1806451c39dc43594f45936e8251166fexe_JC.exe

description	pid	process	target process
PID 808 wrote to memory of 2368	808	1806451c39dc43594f45936e8251166fexe_JC.exe	WerFault.exe
PID 808 wrote to memory of 2368	808	1806451c39dc43594f45936e8251166fexe_JC.exe	WerFault.exe
PID 808 wrote to memory of 2368	808	1806451c39dc43594f45936e8251166fexe_JC.exe	WerFault.exe
PID 808 wrote to memory of 2368	808	1806451c39dc43594f45936e8251166fexe_JC.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\1806451c39dc43594f45936e8251166fexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\1806451c39dc43594f45936e8251166fexe_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 808 -s 176
  2⤵
  - Program crash
  PID:2368

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/808-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/808-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/808-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download