gcleaner | cbcd57dd83369317946567dba9624dedbf2ce33acc796b2ba6f4c57b7d3cf49a

General

Target

6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe
Size

383KB
MD5

6244ed13512a21b23867d705d80bb4fa
SHA1

5b3705ff2130ddd63a312a09ac6e3111e7e41f10
SHA256

cbcd57dd83369317946567dba9624dedbf2ce33acc796b2ba6f4c57b7d3cf49a
SHA512

bd6bd18562e7b0fafa2dd4eb43865215a9a57788200bd61c3b9bb01171c287db1d7080d77d6f994e11cf3bffeacd43ef069e41e7695aa25a1faf7c45ab33d72c
SSDEEP

6144:JuKPDM0nqwyEuBR+4KkhuJrIYG8wh5XB2QFe2z3gecF:TPg0nqwyLBRphuyAwPR2/43Bk

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

C2

gc-prtnrs.top

gcc-prtnrs.top

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 5 IoCs

resource	yara_rule
behavioral1/memory/2408-3-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral1/memory/2408-2-0x0000000000220000-0x000000000024E000-memory.dmp	family_onlylogger
behavioral1/memory/2408-21-0x0000000000400000-0x0000000000431000-memory.dmp	family_onlylogger
behavioral1/memory/2408-20-0x0000000000220000-0x000000000024E000-memory.dmp	family_onlylogger
behavioral1/memory/2408-19-0x0000000000400000-0x000000000325B000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
2788	cmd.exe

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

Web Service

T1102

flow	ioc
8	iplogger.org
10	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 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	6244ed13512a21b23867d705d80bb4fa_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
2672	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2672	taskkill.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2572	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2572	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2572	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2572	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	28
PID 2408 wrote to memory of 2632	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2632	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2632	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2632	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	30
PID 2408 wrote to memory of 2768	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	32
PID 2408 wrote to memory of 2768	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	32
PID 2408 wrote to memory of 2768	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	32
PID 2408 wrote to memory of 2768	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	32
PID 2408 wrote to memory of 2788	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	35
PID 2408 wrote to memory of 2788	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	35
PID 2408 wrote to memory of 2788	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	35
PID 2408 wrote to memory of 2788	2408	6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe	35
PID 2788 wrote to memory of 2672	2788	cmd.exe	37
PID 2788 wrote to memory of 2672	2788	cmd.exe	37
PID 2788 wrote to memory of 2672	2788	cmd.exe	37
PID 2788 wrote to memory of 2672	2788	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{1zG4-RQff4-PfLQ-zqsdh}\66896378704.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2572
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{1zG4-RQff4-PfLQ-zqsdh}\47491027017.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2632
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{1zG4-RQff4-PfLQ-zqsdh}\86095165909.exe" /mix
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2768
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "6244ed13512a21b23867d705d80bb4fa_JaffaCakes118.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\{1zG4-RQff4-PfLQ-zqsdh}\47491027017.exe

Filesize
162B

MD5
1b7c22a214949975556626d7217e9a39

SHA1
d01c97e2944166ed23e47e4a62ff471ab8fa031f

SHA256
340c8464c2007ce3f80682e15dfafa4180b641d53c14201b929906b7b0284d87

SHA512
ba64847cf1d4157d50abe4f4a1e5c1996fe387c5808e2f758c7fb3213bfefe1f3712d343f0c30a16819749840954654a70611d2250fd0f7b032429db7afd2cc5

Download Submit
memory/2408-1-0x0000000003300000-0x0000000003400000-memory.dmp

Filesize
1024KB

Download
memory/2408-3-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2408-2-0x0000000000220000-0x000000000024E000-memory.dmp

Filesize
184KB

Download
memory/2408-21-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2408-20-0x0000000000220000-0x000000000024E000-memory.dmp

Filesize
184KB

Download
memory/2408-19-0x0000000000400000-0x000000000325B000-memory.dmp

Filesize
46.4MB

Download

Analysis

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