gcleaner | 0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24-05-2024 10:31

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General

Target

0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe
Size

277KB
MD5

3d9ef58f05865e16523d602fff554150
SHA1

b91bf9a4431244f58b0330948d2b1e20d9d48fcc
SHA256

0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f
SHA512

e83b079f04e26b2bf472d4ec60c91fe79d88c1cb6b3917d00ac637da4166f1f873d9c756af06091f8763126c725aff0381bf32cded963b2708e6a3e17eeef273
SSDEEP

6144:FfR4IMSWntJKlIxeZVaP8V046bbQBaLUaneanr:FfKINWntAlIxoX0QBaLdP

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

2472 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

2728 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2728 taskkill.exe

pid	process
2472	cmd.exe

pid	process
2728	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2728	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.execmd.exe

description	pid	process	target process
PID 1740 wrote to memory of 2472	1740	0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe	cmd.exe
PID 1740 wrote to memory of 2472	1740	0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe	cmd.exe
PID 1740 wrote to memory of 2472	1740	0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe	cmd.exe
PID 1740 wrote to memory of 2472	1740	0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe	cmd.exe
PID 2472 wrote to memory of 2728	2472	cmd.exe	taskkill.exe
PID 2472 wrote to memory of 2728	2472	cmd.exe	taskkill.exe
PID 2472 wrote to memory of 2728	2472	cmd.exe	taskkill.exe
PID 2472 wrote to memory of 2728	2472	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe
"C:\Users\Admin\AppData\Local\Temp\0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2472

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "0e5abe6cdcce822b50207acec0b5b1e30f30c82e3b7d3d63589900a5a95e5c0f.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2728

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1740-1-0x0000000002D60000-0x0000000002E60000-memory.dmp

Filesize
1024KB

Download
memory/1740-2-0x0000000000220000-0x000000000025C000-memory.dmp

Filesize
240KB

Download
memory/1740-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1740-8-0x0000000002D60000-0x0000000002E60000-memory.dmp

Filesize
1024KB

Download
memory/1740-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1740-7-0x0000000000220000-0x000000000025C000-memory.dmp

Filesize
240KB

Download
memory/1740-6-0x0000000000400000-0x0000000002CA4000-memory.dmp

Filesize
40.6MB

Download