gcleaner | 05c33a3e8abc524778d307356dc4a540bdf864b307a0f2ecd4a60c72016b9cb6

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
19-05-2024 02:49

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General

Target

5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe
Size

324KB
MD5

5830cf430af8122d01cf361078a6bb93
SHA1

c696f0be9086fc97b757187d203519593a02ce12
SHA256

05c33a3e8abc524778d307356dc4a540bdf864b307a0f2ecd4a60c72016b9cb6
SHA512

79a5dd555ec3423911acb491fb8edaed0ac595d2327570521d6c2e8f337c63192e0dcf2ff46161324c763f721a66f25113363c7fbd06aba2ddb5f4a30fdde5a2
SSDEEP

6144:lOLPO/z4Rgx/oIS7v91X/7buycO3UrYdE2DsHfC:Qi/z4R+kRNjblcOSYS2Qq

Score

10^/10

gcleaner onlylogger loader

Malware Config

Extracted

Family

gcleaner

gc-partners.in

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/1688-3-0x0000000000400000-0x0000000000449000-memory.dmp	family_onlylogger
behavioral1/memory/1688-2-0x0000000000220000-0x0000000000266000-memory.dmp	family_onlylogger
behavioral1/memory/1688-4-0x0000000000400000-0x0000000004DCD000-memory.dmp	family_onlylogger
behavioral1/memory/1688-6-0x0000000000400000-0x0000000000449000-memory.dmp	family_onlylogger
behavioral1/memory/1688-5-0x0000000000400000-0x0000000004DCD000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
2552	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
2348	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2552	1688	5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe	28
PID 1688 wrote to memory of 2552	1688	5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe	28
PID 1688 wrote to memory of 2552	1688	5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe	28
PID 1688 wrote to memory of 2552	1688	5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe	28
PID 2552 wrote to memory of 2348	2552	cmd.exe	30
PID 2552 wrote to memory of 2348	2552	cmd.exe	30
PID 2552 wrote to memory of 2348	2552	cmd.exe	30
PID 2552 wrote to memory of 2348	2552	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "5830cf430af8122d01cf361078a6bb93_JaffaCakes118.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2348

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/1688-1-0x0000000004F80000-0x0000000005080000-memory.dmp

Filesize
1024KB

Download
memory/1688-3-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/1688-2-0x0000000000220000-0x0000000000266000-memory.dmp

Filesize
280KB

Download
memory/1688-4-0x0000000000400000-0x0000000004DCD000-memory.dmp

Filesize
73.8MB

Download
memory/1688-6-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/1688-5-0x0000000000400000-0x0000000004DCD000-memory.dmp

Filesize
73.8MB

Download