gcleaner | a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
09/05/2024, 23:20

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General

Target

a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe
Size

288KB
MD5

b7a6c796ab9fb14b659639cab53696b7
SHA1

e2b1c59f7070f4a35e5d440977be2c3253c8a06b
SHA256

a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d
SHA512

4d3a882b413fdc03e7af052af0c33757d24148d5e3da0938cd9b88f9204703de5b37c1dbf49408d34e7fc3cc05c0f088fb795ac3992d5917fb865ffe8f1fb607
SSDEEP

3072:mWmIU4kjxhuWQt9tZp+e3yugz8anImAGR7r49osb5sOP+3Gh:5myktRQ5ue3yu2VIm7R7ELTh

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

5.42.65.64

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

Kills process with taskkill 1 IoCs

evasion

pid	Process
2652	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 2520	2040	a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe	28
PID 2040 wrote to memory of 2520	2040	a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe	28
PID 2040 wrote to memory of 2520	2040	a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe	28
PID 2040 wrote to memory of 2520	2040	a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe	28
PID 2520 wrote to memory of 2652	2520	cmd.exe	30
PID 2520 wrote to memory of 2652	2520	cmd.exe	30
PID 2520 wrote to memory of 2652	2520	cmd.exe	30
PID 2520 wrote to memory of 2652	2520	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe
"C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2652

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

Replay Monitor

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Downloads

memory/2040-1-0x0000000000400000-0x0000000002B05000-memory.dmp

Filesize
39.0MB

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memory/2040-3-0x0000000000400000-0x0000000002B05000-memory.dmp

Filesize
39.0MB

Download