gcleaner | 5d9dc24f2de724f0921574f0589d39f79cbdd85cc817a6345267aa9aa9632a2b

Resubmissions

07-01-2024 18:07

240107-wqhr9abfcn 10

15-01-2022 08:40

220115-kkxhnsdham 10

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07-01-2024 18:07

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General

Target

084867eab2023c445721b0cd205ce47a.exe
Size

419KB
MD5

084867eab2023c445721b0cd205ce47a
SHA1

0f465ee53425b4c9a963f6ecfe1119840fa810d7
SHA256

5d9dc24f2de724f0921574f0589d39f79cbdd85cc817a6345267aa9aa9632a2b
SHA512

58ec053935a7d8e2f206f3ecf76ab575dcf95736f1f23c2b8944ff4e5c31b3f6faaef20cd959a8206003c298e82770f456261a3122f815dd6347f08dd1992c3c
SSDEEP

6144:pryICqvsNS64vmvH3uSlMe1DjJY4aUWXCZnMDHzfA2PjdlIJfD0:pryIC2SHhMexi48y1MDTfA2dlq

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
behavioral1/memory/2508-2-0x0000000000220000-0x000000000026C000-memory.dmp	family_onlylogger
behavioral1/memory/2508-3-0x0000000000400000-0x0000000000579000-memory.dmp	family_onlylogger
behavioral1/memory/2508-4-0x0000000000400000-0x0000000000579000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
1996	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
2064	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2064	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 1996	2508	084867eab2023c445721b0cd205ce47a.exe	28
PID 2508 wrote to memory of 1996	2508	084867eab2023c445721b0cd205ce47a.exe	28
PID 2508 wrote to memory of 1996	2508	084867eab2023c445721b0cd205ce47a.exe	28
PID 2508 wrote to memory of 1996	2508	084867eab2023c445721b0cd205ce47a.exe	28
PID 1996 wrote to memory of 2064	1996	cmd.exe	30
PID 1996 wrote to memory of 2064	1996	cmd.exe	30
PID 1996 wrote to memory of 2064	1996	cmd.exe	30
PID 1996 wrote to memory of 2064	1996	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\084867eab2023c445721b0cd205ce47a.exe
"C:\Users\Admin\AppData\Local\Temp\084867eab2023c445721b0cd205ce47a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "084867eab2023c445721b0cd205ce47a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\084867eab2023c445721b0cd205ce47a.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "084867eab2023c445721b0cd205ce47a.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2064

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/2508-1-0x00000000009E0000-0x0000000000AE0000-memory.dmp

Filesize
1024KB

Download
memory/2508-2-0x0000000000220000-0x000000000026C000-memory.dmp

Filesize
304KB

Download
memory/2508-3-0x0000000000400000-0x0000000000579000-memory.dmp

Filesize
1.5MB

Download
memory/2508-4-0x0000000000400000-0x0000000000579000-memory.dmp

Filesize
1.5MB

Download