gink | 5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbeb

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27-10-2024 20:10

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General

Target

5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe
Size

37KB
MD5

1e81298c85f448881add943b85f38560
SHA1

1514a62df53fa6fd7757a47ab73405318d354a34
SHA256

5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbeb
SHA512

40da2b62965264918af3179642d110f5100885399abb8675514947393e1dcfa52a792fb8d517a82c93860a18bd4370be63bd5f75a26010af7d46009cf7bf783d
SSDEEP

384:FGqJGockNg4sIREXhkpWZiuWYdXs+hnnI8lz:FQki4ZMhkpWZFnfnI8l

Score

10^/10

gink discovery persistence worm

Malware Config

Signatures

Gink
worm gink
Gink family
gink

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe"	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GiGu.eXe	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe
File created	C:\Windows\SysWOW64\GiGu.eml	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\uGiG.eXe	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe
File opened for modification	C:\Windows\uGiG.eXe	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2860	2776	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2776	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 2860	2776	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe	30
PID 2776 wrote to memory of 2860	2776	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe	30
PID 2776 wrote to memory of 2860	2776	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe	30
PID 2776 wrote to memory of 2860	2776	5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe	30

C:\Users\Admin\AppData\Local\Temp\5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe
"C:\Users\Admin\AppData\Local\Temp\5a5047fa8d03de3f6c871ca917bfb9a92470657d81746338704ca271bd3fcbebN.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 176
  2⤵
  - Program crash
  PID:2860

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2776-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2776-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2776-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download