gcleaner | d3ffc863f4d40094dce227a03c1e4b9737238c13cf79cb996bbe3d0530037d59

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
30-12-2023 14:26

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General

Target

1b62d4b6a9011a58f7e1d5608dd6e910.exe
Size

362KB
MD5

1b62d4b6a9011a58f7e1d5608dd6e910
SHA1

eedb752e4e718827fae02c8d46a177b680ede3c3
SHA256

d3ffc863f4d40094dce227a03c1e4b9737238c13cf79cb996bbe3d0530037d59
SHA512

7853c8a30e4ad38841c84999b6de896a134d77a55aec9ce846993d1de617418ef8c8fd742a36f907e7910e35051ed45fd131db8320c10c5017bd35964e26dd46
SSDEEP

6144:AwXyJtGVfjYCtoDgTABnn02Mmiz+bzkpkJsqq1iFyw8Fh+1BebW:Hyt0rYCogTABn02Mmi5pkaYk5g1BO

Score

10^/10

gcleaner onlylogger loader

Malware Config

Extracted

Family

gcleaner

194.145.227.161

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
OnlyLogger
A tiny loader that uses IPLogger to get its payload.
loader onlylogger

OnlyLogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2548-2-0x0000000000220000-0x0000000000269000-memory.dmp	family_onlylogger
behavioral1/memory/2548-3-0x0000000000400000-0x00000000023C4000-memory.dmp	family_onlylogger
behavioral1/memory/2548-4-0x0000000000400000-0x00000000023C4000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
3040	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
1936	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1936	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 3040	2548	1b62d4b6a9011a58f7e1d5608dd6e910.exe	28
PID 2548 wrote to memory of 3040	2548	1b62d4b6a9011a58f7e1d5608dd6e910.exe	28
PID 2548 wrote to memory of 3040	2548	1b62d4b6a9011a58f7e1d5608dd6e910.exe	28
PID 2548 wrote to memory of 3040	2548	1b62d4b6a9011a58f7e1d5608dd6e910.exe	28
PID 3040 wrote to memory of 1936	3040	cmd.exe	30
PID 3040 wrote to memory of 1936	3040	cmd.exe	30
PID 3040 wrote to memory of 1936	3040	cmd.exe	30
PID 3040 wrote to memory of 1936	3040	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\1b62d4b6a9011a58f7e1d5608dd6e910.exe
"C:\Users\Admin\AppData\Local\Temp\1b62d4b6a9011a58f7e1d5608dd6e910.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "1b62d4b6a9011a58f7e1d5608dd6e910.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1b62d4b6a9011a58f7e1d5608dd6e910.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "1b62d4b6a9011a58f7e1d5608dd6e910.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1936

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/2548-2-0x0000000000220000-0x0000000000269000-memory.dmp

Filesize
292KB

Download
memory/2548-1-0x0000000002510000-0x0000000002610000-memory.dmp

Filesize
1024KB

Download
memory/2548-3-0x0000000000400000-0x00000000023C4000-memory.dmp

Filesize
31.8MB

Download
memory/2548-4-0x0000000000400000-0x00000000023C4000-memory.dmp

Filesize
31.8MB

Download