gcleaner | 8d8369a5383653ff8f891ac08546aaf807fe2d3d355a04f5ce8f4b22ca78685e

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 06:25

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General

Target

206f7bf98269d08b4cb9aaa0a97214e0.exe
Size

350KB
MD5

206f7bf98269d08b4cb9aaa0a97214e0
SHA1

f827a30d0354844bd965135dc2e652f33986b8de
SHA256

8d8369a5383653ff8f891ac08546aaf807fe2d3d355a04f5ce8f4b22ca78685e
SHA512

965b3f862f397dfed544cacd4ea98ef653811d40fcb073272350583b3552746c1c7057124e8ee0c63b00d64e094ffba359bc71b7afb20fdfb04ddbfff985c889
SSDEEP

3072:WbdohbCWGrOnG+E6MzRZh+5o8WMv9vMV/8ZH59Gb/wHsZCJOFZJY/QnvyVxgpG:flx88G2fBc/G5gb/wHsIJO6/svy

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

Deletes itself 1 IoCs

pid	Process
2184	cmd.exe

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
2560	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2560	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2184	2352	206f7bf98269d08b4cb9aaa0a97214e0.exe	28
PID 2352 wrote to memory of 2184	2352	206f7bf98269d08b4cb9aaa0a97214e0.exe	28
PID 2352 wrote to memory of 2184	2352	206f7bf98269d08b4cb9aaa0a97214e0.exe	28
PID 2352 wrote to memory of 2184	2352	206f7bf98269d08b4cb9aaa0a97214e0.exe	28
PID 2184 wrote to memory of 2560	2184	cmd.exe	30
PID 2184 wrote to memory of 2560	2184	cmd.exe	30
PID 2184 wrote to memory of 2560	2184	cmd.exe	30
PID 2184 wrote to memory of 2560	2184	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\206f7bf98269d08b4cb9aaa0a97214e0.exe
"C:\Users\Admin\AppData\Local\Temp\206f7bf98269d08b4cb9aaa0a97214e0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "206f7bf98269d08b4cb9aaa0a97214e0.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\206f7bf98269d08b4cb9aaa0a97214e0.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "206f7bf98269d08b4cb9aaa0a97214e0.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2560

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/2352-2-0x00000000001B0000-0x00000000001DD000-memory.dmp

Filesize
180KB

Download
memory/2352-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2352-3-0x0000000000400000-0x0000000001A23000-memory.dmp

Filesize
22.1MB

Download
memory/2352-5-0x0000000000400000-0x0000000001A23000-memory.dmp

Filesize
22.1MB

Download
memory/2352-6-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download