gcleaner | 7c978fad574a7cd3d8559b5903e7b70fbcd890d06a86a851a3c0514a2db10bb8

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04-07-2024 21:42

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General

Target

26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe
Size

383KB
MD5

26515120e283a959ae2076bbf0b93048
SHA1

33e339fce6d51584f78c849f6e9d754aa6c565b2
SHA256

7c978fad574a7cd3d8559b5903e7b70fbcd890d06a86a851a3c0514a2db10bb8
SHA512

bef21b38bb8ac6a7b45e5bc837138bedf2fda1e1f6d55fbed721b3e583e26ecbb44de440fc885a92bfaca8a6e7375090442dbc649d27af6fa1ec099a5bc79a6a
SSDEEP

6144:bzZ8p0KIafZG+fHeDcsl+L2X82H8d2jgq3CtyYZPuvAk6fxUOs3vCCC:bK0KIy0U+Dcs8odtgt5hVf+Os3K

Score

10^/10

gcleaner onlylogger loader

Malware Config

Extracted

Family

gcleaner

gcleaner.pro

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/1932-2-0x0000000000220000-0x000000000026C000-memory.dmp	family_onlylogger
behavioral1/memory/1932-3-0x0000000000400000-0x000000000044F000-memory.dmp	family_onlylogger
behavioral1/memory/1932-6-0x0000000000400000-0x000000000044F000-memory.dmp	family_onlylogger
behavioral1/memory/1932-5-0x0000000000220000-0x000000000026C000-memory.dmp	family_onlylogger
behavioral1/memory/1932-4-0x0000000000400000-0x0000000002B01000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
1936	cmd.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
2556	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2556	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 1936	1932	26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe	28
PID 1932 wrote to memory of 1936	1932	26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe	28
PID 1932 wrote to memory of 1936	1932	26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe	28
PID 1932 wrote to memory of 1936	1932	26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe	28
PID 1936 wrote to memory of 2556	1936	cmd.exe	30
PID 1936 wrote to memory of 2556	1936	cmd.exe	30
PID 1936 wrote to memory of 2556	1936	cmd.exe	30
PID 1936 wrote to memory of 2556	1936	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1936
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "26515120e283a959ae2076bbf0b93048_JaffaCakes118.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1932-1-0x0000000002CD0000-0x0000000002DD0000-memory.dmp

Filesize
1024KB

Download
memory/1932-2-0x0000000000220000-0x000000000026C000-memory.dmp

Filesize
304KB

Download
memory/1932-3-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1932-6-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1932-5-0x0000000000220000-0x000000000026C000-memory.dmp

Filesize
304KB

Download
memory/1932-4-0x0000000000400000-0x0000000002B01000-memory.dmp

Filesize
39.0MB

Download