gcleaner | 34f384a86860c3a97e6b95cc85434a4ca8e656892b42b48e7005d25d513c9ad2

Analysis

max time kernel
139s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 22:09

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General

Target

fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
Size

361KB
MD5

fb462b6cf7c1fcdd426c5735fd430bd3
SHA1

01500889439c8124e12355d8194e32f56031f6c7
SHA256

34f384a86860c3a97e6b95cc85434a4ca8e656892b42b48e7005d25d513c9ad2
SHA512

77db1c93686deba6b4efd91badfd14abc14f4c0d0aabdbb500f2436d72188149c4b560417251497cdee00645b9d399bb441fbcfc1b28ab96e61a9bb565c4b52f
SSDEEP

6144:0rL0HS/AR187m4HpjgGp3cqbleEHKJnMYBZc9aNIanX59EPCm:0roHS/ARKaGpfldcLXaaX59Y

Score

10^/10

gcleaner onlylogger 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
OnlyLogger
A tiny loader that uses IPLogger to get its payload.
loader onlylogger

OnlyLogger payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/5064-2-0x0000000003DC0000-0x0000000003E08000-memory.dmp	family_onlylogger
behavioral2/memory/5064-3-0x0000000000400000-0x0000000002177000-memory.dmp	family_onlylogger
behavioral2/memory/5064-8-0x0000000003DC0000-0x0000000003E08000-memory.dmp	family_onlylogger
behavioral2/memory/5064-9-0x0000000000400000-0x0000000002177000-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

Processes:

fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe

Program crash 8 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
2004	5064	WerFault.exe	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
2192	5064	WerFault.exe	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
5080	5064	WerFault.exe	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
448	5064	WerFault.exe	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
4152	5064	WerFault.exe	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
3676	5064	WerFault.exe	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
3848	5064	WerFault.exe	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
1104	5064	WerFault.exe	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2228 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2228 taskkill.exe

pid	process
2228	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2228	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.execmd.exe

description	pid	process	target process
PID 5064 wrote to memory of 3612	5064	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe	cmd.exe
PID 5064 wrote to memory of 3612	5064	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe	cmd.exe
PID 5064 wrote to memory of 3612	5064	fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe	cmd.exe
PID 3612 wrote to memory of 2228	3612	cmd.exe	taskkill.exe
PID 3612 wrote to memory of 2228	3612	cmd.exe	taskkill.exe
PID 3612 wrote to memory of 2228	3612	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 724
2⤵
- Program crash
PID:2004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 792
2⤵
- Program crash
PID:2192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 920
2⤵
- Program crash
PID:5080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 784
2⤵
- Program crash
PID:448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 956
2⤵
- Program crash
PID:4152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 980
2⤵
- Program crash
PID:3676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 996
2⤵
- Program crash
PID:3848

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3612

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "fb462b6cf7c1fcdd426c5735fd430bd3_JaffaCakes118.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 920
2⤵
- Program crash
PID:1104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5064 -ip 5064
1⤵
PID:208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 5064 -ip 5064
1⤵
PID:644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 5064 -ip 5064
1⤵
PID:4620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5064 -ip 5064
1⤵
PID:3916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 5064 -ip 5064
1⤵
PID:392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 5064 -ip 5064
1⤵
PID:2152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 5064 -ip 5064
1⤵
PID:3396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 5064 -ip 5064
1⤵
PID:4732

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4472 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
1⤵
PID:4252

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/5064-1-0x0000000002250000-0x0000000002350000-memory.dmp

Filesize
1024KB

Download
memory/5064-2-0x0000000003DC0000-0x0000000003E08000-memory.dmp

Filesize
288KB

Download
memory/5064-3-0x0000000000400000-0x0000000002177000-memory.dmp

Filesize
29.5MB

Download
memory/5064-6-0x0000000002250000-0x0000000002350000-memory.dmp

Filesize
1024KB

Download
memory/5064-8-0x0000000003DC0000-0x0000000003E08000-memory.dmp

Filesize
288KB

Download
memory/5064-9-0x0000000000400000-0x0000000002177000-memory.dmp

Filesize
29.5MB

Download