gcleaner | 7da8151aae38faa10b8f20bb012b4c3a403f0624c1c9600f42aea2f29bdcbc42

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-01-2025 21:59

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General

Target

JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe
Size

248KB
MD5

d354116e0df4c415e8d9de5a80ed61bc
SHA1

4999f52569672041dfa90b48bc200e42e419c57d
SHA256

7da8151aae38faa10b8f20bb012b4c3a403f0624c1c9600f42aea2f29bdcbc42
SHA512

0341042ffd11a661bebd7a0b036201d9095924640b67e3e246de0c87fdc1191c702010a531ae67a293fd9ff2731ce055bfe8e8045308a773149dece5c627e0ed
SSDEEP

3072:bnF7ClEjclOvBeC7a7/J75PtAnyahl3Xbt+3vKimjdu0FniB0QyFO8iHWw6mP553:bThX7o/JXuyCp2vKimjUIiBSeWwPD

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

194.145.227.161

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/1892-3-0x0000000000400000-0x00000000004C4000-memory.dmp	family_onlylogger
behavioral1/memory/1892-2-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral1/memory/1892-6-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral1/memory/1892-5-0x0000000000400000-0x00000000004C4000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
2660	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_d354116e0df4c415e8d9de5a80ed61bc.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
2816	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2816	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 2660	1892	JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe	31
PID 1892 wrote to memory of 2660	1892	JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe	31
PID 1892 wrote to memory of 2660	1892	JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe	31
PID 1892 wrote to memory of 2660	1892	JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe	31
PID 2660 wrote to memory of 2816	2660	cmd.exe	33
PID 2660 wrote to memory of 2816	2660	cmd.exe	33
PID 2660 wrote to memory of 2816	2660	cmd.exe	33
PID 2660 wrote to memory of 2816	2660	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "JaffaCakes118_d354116e0df4c415e8d9de5a80ed61bc.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2816

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

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Downloads

memory/1892-1-0x0000000000910000-0x0000000000A10000-memory.dmp

Filesize
1024KB

Download
memory/1892-3-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/1892-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-5-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download