gcleaner | 4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
21-06-2024 23:30

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General

Target

4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe
Size

263KB
MD5

3e2a665d341eed0d3f0b3ce12054a845
SHA1

56be102da28f27a59cedc9d1ad0350ed4bd91bc5
SHA256

4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237
SHA512

4c4f9625b7fe1870b655b3b7ff77f47e04a4be8a4576ca5e735ea8df58e00a67219180765acaee1063e4d8fdbf74918139bd71e2b30549f654a2565a1ac3966e
SSDEEP

6144:tV0SHPmJRy208KA4tKSzBI+tGSVUF23M:tV0SHOJVKA4Lq+t73

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5064 4620 WerFault.exe 4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2916 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2916 taskkill.exe

pid	pid_target	process	target process
5064	4620	WerFault.exe	4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe

pid	process
2916	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2916	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.execmd.exe

description	pid	process	target process
PID 4620 wrote to memory of 4272	4620	4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe	cmd.exe
PID 4620 wrote to memory of 4272	4620	4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe	cmd.exe
PID 4620 wrote to memory of 4272	4620	4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe	cmd.exe
PID 4272 wrote to memory of 2916	4272	cmd.exe	taskkill.exe
PID 4272 wrote to memory of 2916	4272	cmd.exe	taskkill.exe
PID 4272 wrote to memory of 2916	4272	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe
"C:\Users\Admin\AppData\Local\Temp\4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4620
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4272
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "4771137119d578eada28d38277b0ab7484b58dc4306221b4be8a90b7ad069237.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2916
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4620 -s 1376
  2⤵
  - Program crash
  PID:5064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4620 -ip 4620
1⤵
PID:2244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DL7YY2B9\advdlc[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/4620-2-0x00000000005A0000-0x00000000005CD000-memory.dmp

Filesize
180KB

Download
memory/4620-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4620-1-0x0000000000720000-0x0000000000820000-memory.dmp

Filesize
1024KB

Download
memory/4620-8-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4620-15-0x0000000000720000-0x0000000000820000-memory.dmp

Filesize
1024KB

Download
memory/4620-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4620-21-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4620-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download