gcleaner | 1a10164e5cdc3ddbc96e75468254a421b1646b24934a6bde3313229fc6f26f0e

Resubmissions

07/01/2024, 18:07

240107-wqhggsbfcm 10

15/01/2022, 16:15

220115-tp8wyaegg3 10

Analysis

max time kernel
137s
max time network
143s
platform
windows10-1703_x64
resource
win10-20231220-en
resource tags

arch:x64arch:x86image:win10-20231220-enlocale:en-usos:windows10-1703-x64system
submitted
07/01/2024, 18:07

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General

Target

379ebead1fb22627691fbd82cdc97817.exe
Size

425KB
MD5

379ebead1fb22627691fbd82cdc97817
SHA1

9c8d1836d857ea0368fcc882b6b089900f203e08
SHA256

1a10164e5cdc3ddbc96e75468254a421b1646b24934a6bde3313229fc6f26f0e
SHA512

1be3d939a8dbb1a8bb44d56239aa1474e7f0123b40289747a3a0bb7dfc9fb0a581dca0752f6d26518e7d9e745d654e52a82809cec1afbafb285a044f6cae728c
SSDEEP

6144:0JEb+g8Yjk5egDV4jDfi0swLwn94drMZMY5/Ge9aPcziZnJ37Lf1Ik5eLe9g:cESg/k5eYaXLIXZMc9TW1J3Xfn5e

Score

10^/10

gcleaner onlylogger loader

Malware Config

Extracted

Family

gcleaner

web-stat.biz

privatevolume.bi

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
behavioral2/memory/3476-2-0x0000000000730000-0x000000000077C000-memory.dmp	family_onlylogger
behavioral2/memory/3476-3-0x0000000000400000-0x000000000057A000-memory.dmp	family_onlylogger
behavioral2/memory/3476-4-0x0000000000400000-0x000000000057A000-memory.dmp	family_onlylogger

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 6 IoCs

pid	pid_target	Process	procid_target
4384	3476	WerFault.exe	73
796	3476	WerFault.exe	73
2680	3476	WerFault.exe	73
3724	3476	WerFault.exe	73
2208	3476	WerFault.exe	73
3884	3476	WerFault.exe	73

Kills process with taskkill 1 IoCs

evasion

pid	Process
1308	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1308	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3476 wrote to memory of 4800	3476	379ebead1fb22627691fbd82cdc97817.exe	81
PID 3476 wrote to memory of 4800	3476	379ebead1fb22627691fbd82cdc97817.exe	81
PID 3476 wrote to memory of 4800	3476	379ebead1fb22627691fbd82cdc97817.exe	81
PID 4800 wrote to memory of 1308	4800	cmd.exe	83
PID 4800 wrote to memory of 1308	4800	cmd.exe	83
PID 4800 wrote to memory of 1308	4800	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\379ebead1fb22627691fbd82cdc97817.exe
"C:\Users\Admin\AppData\Local\Temp\379ebead1fb22627691fbd82cdc97817.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3476
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 740
  2⤵
  - Program crash
  PID:4384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 644
  2⤵
  - Program crash
  PID:796
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 836
  2⤵
  - Program crash
  PID:2680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 880
  2⤵
  - Program crash
  PID:3724
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 744
  2⤵
  - Program crash
  PID:2208
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 888
  2⤵
  - Program crash
  PID:3884
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "379ebead1fb22627691fbd82cdc97817.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\379ebead1fb22627691fbd82cdc97817.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4800
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "379ebead1fb22627691fbd82cdc97817.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1308

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/3476-1-0x00000000007E0000-0x00000000008E0000-memory.dmp

Filesize
1024KB

Download
memory/3476-2-0x0000000000730000-0x000000000077C000-memory.dmp

Filesize
304KB

Download
memory/3476-3-0x0000000000400000-0x000000000057A000-memory.dmp

Filesize
1.5MB

Download
memory/3476-4-0x0000000000400000-0x000000000057A000-memory.dmp

Filesize
1.5MB

Download