gcleaner | 33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
21-06-2024 18:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe
Size

264KB
MD5

2f08961611a8551a6eca8c1283282f4c
SHA1

28569893137943505163fb12b95dca696dec9043
SHA256

33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6
SHA512

6e861ebfdd6edad1f80220c9a24373e08213c16109f9de5fd4fdf4111060b20b2b32d63cd085ce97a67578ac7fe40f4d6a087d2c2399b1675145db6dcf198aa0
SSDEEP

3072:3B248aZ5NhPtrB/8jhLCgr+dT2I9uhrroaoXreZByQvOqMM7UX1u+I0D2ZQaH3W:3SaHNhNBMhOS+kIxa0oByQmtBGD

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
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2508 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

Processes:

taskkill.exe

pid process

2500 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2500 taskkill.exe

pid	process
2508	cmd.exe

pid	process
2500	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2500	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.execmd.exe

description	pid	process	target process
PID 1860 wrote to memory of 2508	1860	33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe	cmd.exe
PID 1860 wrote to memory of 2508	1860	33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe	cmd.exe
PID 1860 wrote to memory of 2508	1860	33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe	cmd.exe
PID 1860 wrote to memory of 2508	1860	33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe	cmd.exe
PID 2508 wrote to memory of 2500	2508	cmd.exe	taskkill.exe
PID 2508 wrote to memory of 2500	2508	cmd.exe	taskkill.exe
PID 2508 wrote to memory of 2500	2508	cmd.exe	taskkill.exe
PID 2508 wrote to memory of 2500	2508	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe
"C:\Users\Admin\AppData\Local\Temp\33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1860

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2508

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "33d5b1e3e8370c452d43a5214243c39161aec8807af4bf3d7fc2e3c0c75d16a6.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2500

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\KRMHFE1W\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1860-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/1860-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1860-2-0x00000000001B0000-0x00000000001DD000-memory.dmp

Filesize
180KB

Download
memory/1860-8-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1860-14-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/1860-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1860-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1860-21-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1860-22-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download