gcleaner | 538117752938d0986ec171e98c3eda481128de3d688d41bb6cb2402010adf8bf

Analysis

max time kernel
92s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 16:54

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General

Target

fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe
Size

307KB
MD5

fc5df9cbeea519f832bf5c8b5ee27921
SHA1

76ab90d7c8245cafc8c4a396e46bec2afa4a7703
SHA256

538117752938d0986ec171e98c3eda481128de3d688d41bb6cb2402010adf8bf
SHA512

48a4d12830bcbcf18e4374f8dcbd0e374c4f400b2a88a084fc76eb7bdf52b987560dfc6ec13a29e2f916a7e1923b8c1a553806f3a83026c8ea239605001ad706
SSDEEP

6144:eQa7ph/cUAprL7shrKn5Ht3e1/iPtA4zBRIz8iy57:e7VdcUAprL7she5N37FdYQ7

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

gcl-page.biz

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 5 IoCs

resource	yara_rule
behavioral2/memory/2404-2-0x00000000001C0000-0x00000000001EF000-memory.dmp	family_onlylogger
behavioral2/memory/2404-3-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral2/memory/2404-11-0x00000000001C0000-0x00000000001EF000-memory.dmp	family_onlylogger
behavioral2/memory/2404-12-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral2/memory/2404-10-0x0000000000400000-0x000000000087C000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe

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

Web Service

T1102

flow	ioc
17	iplogger.org
19	iplogger.org

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

System Information Discovery
T1082

Program crash 10 IoCs

pid	pid_target	Process	procid_target
324	2404	WerFault.exe	81
3952	2404	WerFault.exe	81
1376	2404	WerFault.exe	81
1124	2404	WerFault.exe	81
1608	2404	WerFault.exe	81
1144	2404	WerFault.exe	81
3764	2404	WerFault.exe	81
4444	2404	WerFault.exe	81
2808	2404	WerFault.exe	81
5116	2404	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 6 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	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
3880	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3880	taskkill.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 4668	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	99
PID 2404 wrote to memory of 4668	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	99
PID 2404 wrote to memory of 4668	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	99
PID 2404 wrote to memory of 2192	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	101
PID 2404 wrote to memory of 2192	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	101
PID 2404 wrote to memory of 2192	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	101
PID 2404 wrote to memory of 116	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	103
PID 2404 wrote to memory of 116	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	103
PID 2404 wrote to memory of 116	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	103
PID 2404 wrote to memory of 748	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	107
PID 2404 wrote to memory of 748	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	107
PID 2404 wrote to memory of 748	2404	fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe	107
PID 748 wrote to memory of 3880	748	cmd.exe	111
PID 748 wrote to memory of 3880	748	cmd.exe	111
PID 748 wrote to memory of 3880	748	cmd.exe	111

C:\Users\Admin\AppData\Local\Temp\fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 620
  2⤵
  - Program crash
  PID:324
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 656
  2⤵
  - Program crash
  PID:3952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 748
  2⤵
  - Program crash
  PID:1376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 784
  2⤵
  - Program crash
  PID:1124
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 1012
  2⤵
  - Program crash
  PID:1608
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 1040
  2⤵
  - Program crash
  PID:1144
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 1296
  2⤵
  - Program crash
  PID:3764
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 1492
  2⤵
  - Program crash
  PID:4444
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{QMpq-ZynJf-o0oh-3wmHR}\51750234777.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4668
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{QMpq-ZynJf-o0oh-3wmHR}\97951285110.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2192
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{QMpq-ZynJf-o0oh-3wmHR}\77049591579.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:116
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 1896
  2⤵
  - Program crash
  PID:2808
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:748
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "fc5df9cbeea519f832bf5c8b5ee27921_JaffaCakes118.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 1516
  2⤵
  - Program crash
  PID:5116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2404 -ip 2404
1⤵
PID:4732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2404 -ip 2404
1⤵
PID:4884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2404 -ip 2404
1⤵
PID:3192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2404 -ip 2404
1⤵
PID:5000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2404 -ip 2404
1⤵
PID:1896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2404 -ip 2404
1⤵
PID:2328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2404 -ip 2404
1⤵
PID:3456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2404 -ip 2404
1⤵
PID:3652

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2404 -ip 2404
1⤵
PID:1480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2404 -ip 2404
1⤵
PID:3568

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\{QMpq-ZynJf-o0oh-3wmHR}\51750234777.exe

Filesize
277B

MD5
6445250d234e789c0c2afe69f119e326

SHA1
03074f75c0ff50783d8c2e32d96e39b746540f66

SHA256
2e6cd9433e66a9ebde268bc6949d4660de441790bd39ffc9cb0f4caaeb44320f

SHA512
ecd094a4d026378f85435f8a2dc16c92c033aff92ba126d8bbb22d6b279b842d417f4df0f63199ea248d0ec64b9679acb5a1f835560d8e3c5b84be492cc0e68e

Download Submit
memory/2404-1-0x00000000009C0000-0x0000000000AC0000-memory.dmp

Filesize
1024KB

Download
memory/2404-2-0x00000000001C0000-0x00000000001EF000-memory.dmp

Filesize
188KB

Download
memory/2404-3-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2404-11-0x00000000001C0000-0x00000000001EF000-memory.dmp

Filesize
188KB

Download
memory/2404-12-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2404-10-0x0000000000400000-0x000000000087C000-memory.dmp

Filesize
4.5MB

Download