gcleaner | d7e4b3b4affb5fb8b91a843bd26b2b453856641557c32ab27674af85dede2c3c

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
31-03-2024 18:29

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General

Target

5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe
Size

421KB
MD5

5ac515cf1fb2ab700146569f59c4e4bf
SHA1

e0cc0be1e1e9f4e8a14acecc43aeefd84631d53e
SHA256

d7e4b3b4affb5fb8b91a843bd26b2b453856641557c32ab27674af85dede2c3c
SHA512

79229706b50b725f050e7de7f95d44f61f2536097809d6088b6e86dc57e5f232af48306cc4ade4acc5c38b8bf7db0c47c652b067d72d20891363087b0a133256
SSDEEP

6144:tIAXJoFTiRL/AKU+Mwq4lk0VfDjLCwt6e0ZGOEhnCszkFmTzbhiqbof0va0:ZXJoga+84dbjew0e0zEhnCsYFohiqba

Score

10^/10

gcleaner onlylogger loader

Malware Config

Extracted

Family

gcleaner

ggg-cl.biz

45.9.20.13

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 3 IoCs

resource	yara_rule
behavioral1/memory/1916-2-0x00000000001C0000-0x0000000000208000-memory.dmp	family_onlylogger
behavioral1/memory/1916-3-0x0000000000400000-0x00000000016DC000-memory.dmp	family_onlylogger
behavioral1/memory/1916-4-0x0000000000400000-0x00000000016DC000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
776	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
2524	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2524	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 776	1916	5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe	28
PID 1916 wrote to memory of 776	1916	5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe	28
PID 1916 wrote to memory of 776	1916	5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe	28
PID 1916 wrote to memory of 776	1916	5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe	28
PID 776 wrote to memory of 2524	776	cmd.exe	30
PID 776 wrote to memory of 2524	776	cmd.exe	30
PID 776 wrote to memory of 2524	776	cmd.exe	30
PID 776 wrote to memory of 2524	776	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:776
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "5ac515cf1fb2ab700146569f59c4e4bf_JaffaCakes118.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2524

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/1916-1-0x00000000002F0000-0x00000000003F0000-memory.dmp

Filesize
1024KB

Download
memory/1916-2-0x00000000001C0000-0x0000000000208000-memory.dmp

Filesize
288KB

Download
memory/1916-3-0x0000000000400000-0x00000000016DC000-memory.dmp

Filesize
18.9MB

Download
memory/1916-4-0x0000000000400000-0x00000000016DC000-memory.dmp

Filesize
18.9MB

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