gcleaner | 69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf

Analysis

max time kernel
148s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
14/07/2024, 16:03

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General

Target
69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe
Size 342KB
Sample240714-thrn3szcmb
SHA256 69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf
MD5 79fb36e7f3ea649266dd1adf6c7e0d24
SHA1 d51cda2c5e9f9280ca64f35cb4dd13c6a0640243
SHA512 1c5a5ac927d3c102d4c4e6ae935707e4d0a0548e84fc17071070a14aaf9d28b685d6d9a658392e589e8275959b0a0dd25ee3caebd54ad63d00c073620ffd471e
SSDEEP 3072:1rC0r9VTYz7okR1YwhvouAsZKHsBy1zX1K7d5O+xCzrYLyLSB3:13VTYzBRjou+MB24d06SZk
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90
185.172.128.69

Attributes

url_path
/advdlc.php

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2368	3716	WerFault.exe	80

Kills process with taskkill 1 IoCs

evasion

pid	Process
1996	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1996	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3716 wrote to memory of 2812	3716	69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe	82
PID 3716 wrote to memory of 2812	3716	69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe	82
PID 3716 wrote to memory of 2812	3716	69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe	82
PID 2812 wrote to memory of 1996	2812	cmd.exe	86
PID 2812 wrote to memory of 1996	2812	cmd.exe	86
PID 2812 wrote to memory of 1996	2812	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe
"C:\Users\Admin\AppData\Local\Temp\69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3716
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "69e5b2ebf53a4b92de748b38058b7b87a4bd62eaadcd6a4618ba5105231e87bf.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1996
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 1500
  2⤵
  - Program crash
  PID:2368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3716 -ip 3716
1⤵
PID:4080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

advdlc[1].htm

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\IRDBHE3N\advdlc[1].htm
Size 1B
SHA256 5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
MD5 cfcd208495d565ef66e7dff9f98764da
SHA1 b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA512 31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99
MD5 SHA1 SHA512

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memory/3716-1-0x00000000022B0000-0x00000000023B0000-memory.dmp

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memory/3716-2-0x0000000003DA0000-0x0000000003DCD000-memory.dmp

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memory/3716-3-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/3716-8-0x0000000000400000-0x000000000209D000-memory.dmp

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memory/3716-15-0x0000000003DA0000-0x0000000003DCD000-memory.dmp

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memory/3716-14-0x00000000022B0000-0x00000000023B0000-memory.dmp

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memory/3716-17-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/3716-23-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/3716-22-0x0000000000400000-0x000000000209D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads