gcleaner | 0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
26-05-2024 18:34

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General

Target

0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe
Size

291KB
MD5

626ea419b77ac93450f54c5214bca2d9
SHA1

b2b29599042ef12d15fff5b9f64c2a3511bdee8d
SHA256

0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97
SHA512

dfc0ac10237b11e11f3bbfe1f45730e3cb5e20d3a473d3aaf098ea19650cfdade305177eb8fd5a4005d1e375d40c028b058abf8900209ebbc320445aaf8963c8
SSDEEP

6144:jdZ7DxHFJcxg2uBN/ctTIoAneoFKgmuzTYnT:ZxxXcxTuD/cye0KgpU

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

5.42.64.56

185.172.128.69

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

2736 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

2872 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2872 taskkill.exe

pid	process
2736	cmd.exe

pid	process
2872	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2872	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.execmd.exe

description	pid	process	target process
PID 1768 wrote to memory of 2736	1768	0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe	cmd.exe
PID 1768 wrote to memory of 2736	1768	0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe	cmd.exe
PID 1768 wrote to memory of 2736	1768	0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe	cmd.exe
PID 1768 wrote to memory of 2736	1768	0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe	cmd.exe
PID 2736 wrote to memory of 2872	2736	cmd.exe	taskkill.exe
PID 2736 wrote to memory of 2872	2736	cmd.exe	taskkill.exe
PID 2736 wrote to memory of 2872	2736	cmd.exe	taskkill.exe
PID 2736 wrote to memory of 2872	2736	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe
"C:\Users\Admin\AppData\Local\Temp\0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1768

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2736

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "0c0466079a6fe0f7f5e07b68da7e47269eab4f48f406241b660c8ea26ac92c97.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2872

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/1768-1-0x0000000002D40000-0x0000000002E40000-memory.dmp

Filesize
1024KB

Download
memory/1768-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1768-2-0x00000000002C0000-0x00000000002FC000-memory.dmp

Filesize
240KB

Download
memory/1768-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1768-8-0x0000000002D40000-0x0000000002E40000-memory.dmp

Filesize
1024KB

Download
memory/1768-6-0x0000000000400000-0x0000000002CA7000-memory.dmp

Filesize
40.7MB

Download