gcleaner | 983dc2b3635e94abc0f0f0067c7325ef13baa9559ec282ad35c2b1fcdd337cfc

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-09-2024 20:50

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General

Target

ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe
Size

367KB
MD5

ee661e83c3a54c53ec2fc23f42ea548d
SHA1

8e488dbf4e66959ca577468b754acc1e0b71b27f
SHA256

983dc2b3635e94abc0f0f0067c7325ef13baa9559ec282ad35c2b1fcdd337cfc
SHA512

85ec9db3bef0438e9234651a8b30110faec3e14b9eed5d0edb6082cdf6d7e2a716335336c21798272d051f8eda06b3e5975ed4e6728d66034d46b7ff33a96b35
SSDEEP

6144:0NYtmRNHPoB5o98kLLF3E/+2GKRMdQXbD34homqeVcGWlALLgOB:0yGNHmy98kvF6GcMKMoleVc1mB

Score

10^/10

gcleaner discovery loader

Malware Config

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner

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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
10	iplogger.org
4	iplogger.org

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

System Information Discovery
T1082

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	ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.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
432	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	432	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 412	2564	ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe	82
PID 2564 wrote to memory of 412	2564	ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe	82
PID 2564 wrote to memory of 412	2564	ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe	82
PID 412 wrote to memory of 432	412	cmd.exe	84
PID 412 wrote to memory of 432	412	cmd.exe	84
PID 412 wrote to memory of 432	412	cmd.exe	84

C:\Users\Admin\AppData\Local\Temp\ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2564
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:412
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "ee661e83c3a54c53ec2fc23f42ea548d_JaffaCakes118.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:432

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2564-1-0x00000000006D0000-0x00000000007D0000-memory.dmp

Filesize
1024KB

Download
memory/2564-2-0x00000000008D0000-0x0000000000904000-memory.dmp

Filesize
208KB

Download
memory/2564-3-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2564-4-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/2564-6-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2564-5-0x00000000008D0000-0x0000000000904000-memory.dmp

Filesize
208KB

Download