gcleaner | 498584bb8da1a6c914fa04842a1f43b0669b6f5290d6a5fc7057d65bf4001785

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2025 14:38

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General

Target

JaffaCakes118_a4f8229f67112de642ba3f6b151914c0.exe
Size

389KB
MD5

a4f8229f67112de642ba3f6b151914c0
SHA1

857e1f127e7f0935c3507f3f1655426a8ce58366
SHA256

498584bb8da1a6c914fa04842a1f43b0669b6f5290d6a5fc7057d65bf4001785
SHA512

f6570e7b9de8d0b8eb9c4aaaff8cfe9ed46befede9a42addefeb64b1376a9233f956efe0f8dcf58f03eb9b6b8870c2eccb8243b303c11f108c929b5fdfccb2cc
SSDEEP

6144:y//ZuTghDBChyQ33dHFjjStR2E7ATe9SQxed6SXWLLT50SmIxQf21TVw:WhPRQ33dln0R2xaJsddXWLLtPxQu1

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

gcl-gb.biz

45.9.20.13

Signatures

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

OnlyLogger payload 5 IoCs

resource	yara_rule
behavioral2/memory/1260-2-0x0000000000BE0000-0x0000000000C0F000-memory.dmp	family_onlylogger
behavioral2/memory/1260-3-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral2/memory/1260-5-0x0000000000BE0000-0x0000000000C0F000-memory.dmp	family_onlylogger
behavioral2/memory/1260-7-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral2/memory/1260-6-0x0000000000400000-0x0000000000890000-memory.dmp	family_onlylogger

Program crash 10 IoCs

pid	pid_target	Process	procid_target
4700	1260	WerFault.exe	81
2864	1260	WerFault.exe	81
3956	1260	WerFault.exe	81
4500	1260	WerFault.exe	81
3612	1260	WerFault.exe	81
892	1260	WerFault.exe	81
2656	1260	WerFault.exe	81
2452	1260	WerFault.exe	81
4960	1260	WerFault.exe	81
3980	1260	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_a4f8229f67112de642ba3f6b151914c0.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4f8229f67112de642ba3f6b151914c0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4f8229f67112de642ba3f6b151914c0.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1260
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 456
  2⤵
  - Program crash
  PID:4700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 648
  2⤵
  - Program crash
  PID:2864
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 668
  2⤵
  - Program crash
  PID:3956
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 828
  2⤵
  - Program crash
  PID:4500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 948
  2⤵
  - Program crash
  PID:3612
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 984
  2⤵
  - Program crash
  PID:892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 1164
  2⤵
  - Program crash
  PID:2656
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 1236
  2⤵
  - Program crash
  PID:2452
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 844
  2⤵
  - Program crash
  PID:4960
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 1160
  2⤵
  - Program crash
  PID:3980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1260 -ip 1260
1⤵
PID:4776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1260 -ip 1260
1⤵
PID:1340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1260 -ip 1260
1⤵
PID:2696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1260 -ip 1260
1⤵
PID:4932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1260 -ip 1260
1⤵
PID:924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1260 -ip 1260
1⤵
PID:700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1260 -ip 1260
1⤵
PID:1348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1260 -ip 1260
1⤵
PID:2940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1260 -ip 1260
1⤵
PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1260 -ip 1260
1⤵
PID:3132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1260-1-0x0000000000C30000-0x0000000000D30000-memory.dmp

Filesize
1024KB

Download
memory/1260-2-0x0000000000BE0000-0x0000000000C0F000-memory.dmp

Filesize
188KB

Download
memory/1260-3-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1260-4-0x0000000000C30000-0x0000000000D30000-memory.dmp

Filesize
1024KB

Download
memory/1260-5-0x0000000000BE0000-0x0000000000C0F000-memory.dmp

Filesize
188KB

Download
memory/1260-7-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1260-6-0x0000000000400000-0x0000000000890000-memory.dmp

Filesize
4.6MB

Download