gcleaner | a10dea1a440b70d5f62ce3cc1f2dbe665c9e2a8b6293a692946e62b522829124

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-01-2025 09:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe
Size

440KB
MD5

fd10236f59e0f351586cfee4f6c44fe0
SHA1

549703710fe73fdacb48c958ca2d5979d160a9d6
SHA256

a10dea1a440b70d5f62ce3cc1f2dbe665c9e2a8b6293a692946e62b522829124
SHA512

1f0630b97b69d9342df5ef41c6af87640b9fd9545caaf67f70565bac2f6e94e772cc53e1e98dc10057af860d1539c1ac676417c99ffcf46c40ab3428df6dbb88
SSDEEP

6144:RmhQFSEeQ44ZfZUhzwP3v9GPiEtQ5Bak4gSP0srdKcDVcnbY1TWMqfotU:shQavMUhzwP3vxCQ6H/ldf+bYNWTl

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 4 IoCs

resource	yara_rule
behavioral1/memory/2336-3-0x0000000000400000-0x000000000044C000-memory.dmp	family_onlylogger
behavioral1/memory/2336-2-0x0000000000220000-0x0000000000269000-memory.dmp	family_onlylogger
behavioral1/memory/2336-5-0x0000000000400000-0x000000000044C000-memory.dmp	family_onlylogger
behavioral1/memory/2336-4-0x0000000000400000-0x0000000002DC5000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
3060	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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_fd10236f59e0f351586cfee4f6c44fe0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2472	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2472	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 3060	2336	JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe	31
PID 2336 wrote to memory of 3060	2336	JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe	31
PID 2336 wrote to memory of 3060	2336	JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe	31
PID 2336 wrote to memory of 3060	2336	JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe	31
PID 3060 wrote to memory of 2472	3060	cmd.exe	33
PID 3060 wrote to memory of 2472	3060	cmd.exe	33
PID 3060 wrote to memory of 2472	3060	cmd.exe	33
PID 3060 wrote to memory of 2472	3060	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3060
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "JaffaCakes118_fd10236f59e0f351586cfee4f6c44fe0.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2472

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

Loading Replay Monitor...

Downloads

memory/2336-1-0x0000000002EE0000-0x0000000002FE0000-memory.dmp

Filesize
1024KB

Download
memory/2336-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2336-2-0x0000000000220000-0x0000000000269000-memory.dmp

Filesize
292KB

Download
memory/2336-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2336-4-0x0000000000400000-0x0000000002DC5000-memory.dmp

Filesize
41.8MB

Download