gcleaner | 5d9dc24f2de724f0921574f0589d39f79cbdd85cc817a6345267aa9aa9632a2b

Resubmissions

07-01-2024 18:07

240107-wqhr9abfcn 10

15-01-2022 08:40

220115-kkxhnsdham 10

Analysis

max time kernel
146s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-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 4 IoCs

resource	yara_rule
behavioral3/memory/4232-2-0x00000000006F0000-0x000000000073C000-memory.dmp	family_onlylogger
behavioral3/memory/4232-3-0x0000000000400000-0x0000000000579000-memory.dmp	family_onlylogger
behavioral3/memory/4232-4-0x0000000000400000-0x0000000000579000-memory.dmp	family_onlylogger
behavioral3/memory/4232-5-0x00000000006F0000-0x000000000073C000-memory.dmp	family_onlylogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	084867eab2023c445721b0cd205ce47a.exe

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

System Information Discovery
T1082

Program crash 7 IoCs

pid	pid_target	Process	procid_target
2012	4232	WerFault.exe	87
4856	4232	WerFault.exe	87
1336	4232	WerFault.exe	87
2588	4232	WerFault.exe	87
396	4232	WerFault.exe	87
1940	4232	WerFault.exe	87
2524	4232	WerFault.exe	87

Kills process with taskkill 1 IoCs

evasion

pid	Process
4700	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4700	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4232 wrote to memory of 1200	4232	084867eab2023c445721b0cd205ce47a.exe	105
PID 4232 wrote to memory of 1200	4232	084867eab2023c445721b0cd205ce47a.exe	105
PID 4232 wrote to memory of 1200	4232	084867eab2023c445721b0cd205ce47a.exe	105
PID 1200 wrote to memory of 4700	1200	cmd.exe	108
PID 1200 wrote to memory of 4700	1200	cmd.exe	108
PID 1200 wrote to memory of 4700	1200	cmd.exe	108

C:\Users\Admin\AppData\Local\Temp\084867eab2023c445721b0cd205ce47a.exe
"C:\Users\Admin\AppData\Local\Temp\084867eab2023c445721b0cd205ce47a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4232
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 744
  2⤵
  - Program crash
  PID:2012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 744
  2⤵
  - Program crash
  PID:4856
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 920
  2⤵
  - Program crash
  PID:1336
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 764
  2⤵
  - Program crash
  PID:2588
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 920
  2⤵
  - Program crash
  PID:396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 728
  2⤵
  - Program crash
  PID:1940
- 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⤵
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "084867eab2023c445721b0cd205ce47a.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 724
  2⤵
  - Program crash
  PID:2524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4232 -ip 4232
1⤵
PID:2644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4232 -ip 4232
1⤵
PID:1636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4232 -ip 4232
1⤵
PID:2116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4232 -ip 4232
1⤵
PID:4868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4232 -ip 4232
1⤵
PID:1960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4232 -ip 4232
1⤵
PID:2236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4232 -ip 4232
1⤵
PID:1148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4232-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/4232-2-0x00000000006F0000-0x000000000073C000-memory.dmp

Filesize
304KB

Download
memory/4232-3-0x0000000000400000-0x0000000000579000-memory.dmp

Filesize
1.5MB

Download
memory/4232-4-0x0000000000400000-0x0000000000579000-memory.dmp

Filesize
1.5MB

Download
memory/4232-5-0x00000000006F0000-0x000000000073C000-memory.dmp

Filesize
304KB

Download