gcleaner | 104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982e

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
11-01-2025 11:07

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General

Target

104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe
Size

299KB
MD5

54087ff4efa0337a92411edfd219f270
SHA1

463c1b9673b3acc3b8ed899d3cdf0cf820955e27
SHA256

104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982e
SHA512

dcc18c5722a2fdd55859373cc6e0c0c3825ef43a803c606fd349e6121578a8e5ad55a0a0c099ed7672f29cb34227523ca690a37a296202d5e625f8e52f0aa551
SSDEEP

6144:UlrLHGvicYHCATJfvoD9oD1F4mhko0eanbDiljjJIPTgsl:UpCvirlTxoy4O903nbDCj8vl

Score

10^/10

gcleaner discovery loader

Malware Config

Extracted

Family

gcleaner

45.139.105.171

85.31.46.167

107.182.129.235

171.22.30.106

Attributes

url_path
....!..../software.php

....!..../software.php

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Gcleaner family
gcleaner

Deletes itself 1 IoCs

pid	Process
2420	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1264	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1264	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 2420	1832	104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe	30
PID 1832 wrote to memory of 2420	1832	104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe	30
PID 1832 wrote to memory of 2420	1832	104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe	30
PID 1832 wrote to memory of 2420	1832	104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe	30
PID 2420 wrote to memory of 1264	2420	cmd.exe	32
PID 2420 wrote to memory of 1264	2420	cmd.exe	32
PID 2420 wrote to memory of 1264	2420	cmd.exe	32
PID 2420 wrote to memory of 1264	2420	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe
"C:\Users\Admin\AppData\Local\Temp\104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "104b243e6d357c53fce21ccdf2470ea65b75911babe5bb7bf3a546dab093982eN.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1832-2-0x0000000000220000-0x0000000000260000-memory.dmp

Filesize
256KB

Download
memory/1832-1-0x0000000002DE0000-0x0000000002EE0000-memory.dmp

Filesize
1024KB

Download
memory/1832-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1832-5-0x0000000000220000-0x0000000000260000-memory.dmp

Filesize
256KB

Download
memory/1832-6-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1832-4-0x0000000000400000-0x0000000002C38000-memory.dmp

Filesize
40.2MB

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