gink | bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
14-06-2024 03:23

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General

Target

bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe
Size

37KB
MD5

884a64fd954d7438a98762714d020354
SHA1

c51ec45a7ea4370a7f8cf06719eadac6c1e422b8
SHA256

bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a
SHA512

7c011306e2e4f62164bf7483247c320b9bd965f2ac7f036be03605f194632f9bc18aee66ef73e16a3bd5f07d536730f82effa497cfbc06540e82b71b6a41cbb9
SSDEEP

384:dUhS+mWzlfJkd8vt+r2mdTJ0orET48D2IEkB7LpHnI89gKe:uL5JkevtwXJ0orETF2/kB5I89gK

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:

bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe"	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

Drops file in System32 directory 3 IoCs

Processes:

bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

description	ioc	process
File created	C:\Windows\SysWOW64\GiGu.eXe	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe
File opened for modification	C:\Windows\SysWOW64\GiGu.eXe	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe
File created	C:\Windows\SysWOW64\GiGu.eml	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

Drops file in Windows directory 2 IoCs

Processes:

bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

description	ioc	process
File created	C:\Windows\uGiG.eXe	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe
File opened for modification	C:\Windows\uGiG.eXe	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2388 1936 WerFault.exe bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

pid	pid_target	process	target process
2388	1936	WerFault.exe	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe

description	pid	process	target process
PID 1936 wrote to memory of 2388	1936	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe	WerFault.exe
PID 1936 wrote to memory of 2388	1936	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe	WerFault.exe
PID 1936 wrote to memory of 2388	1936	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe	WerFault.exe
PID 1936 wrote to memory of 2388	1936	bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe
"C:\Users\Admin\AppData\Local\Temp\bc94637ce90d1f1a1cff2d96f649909bf0069bb96b363a61ea7ba5c9609e9c0a.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1936 -s 176
  2⤵
  - Program crash
  PID:2388

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

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Downloads

memory/1936-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1936-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1936-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download