gcleaner | 3f70e988489df0e7eb8ff80460ad88e76464568113a451b8dd5bff16e39999c8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
20-05-2024 02:22

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General

Target

5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe
Size

231KB
MD5

5cb1e75311bd45338d7c3daff1d841f2
SHA1

460b6a6a4231419e241b6c82143cf763695d9116
SHA256

3f70e988489df0e7eb8ff80460ad88e76464568113a451b8dd5bff16e39999c8
SHA512

96cdf98c78633319a3874f958a7c79944ecc9c6eb8e854df96503ebf645ecb391236f72312fa3bf61528997162c59b1ff5b5d3e9dc2949e2c5c7cc1954cce57d
SSDEEP

3072:9s9ACsqizZSKeysSle1FtGYkvDG0qG/0Bq3Vw7GiDA4h56e:e96blIEY6Jn/zeGi89

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 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1988-2-0x0000000000220000-0x0000000000266000-memory.dmp	family_onlylogger
behavioral1/memory/1988-3-0x0000000000400000-0x0000000000449000-memory.dmp	family_onlylogger
behavioral1/memory/1988-5-0x0000000000400000-0x0000000000449000-memory.dmp	family_onlylogger
behavioral1/memory/1988-4-0x0000000000400000-0x0000000000F97000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

3056 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

Processes:

taskkill.exe

pid process

2664 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2664 taskkill.exe

pid	process
3056	cmd.exe

pid	process
2664	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2664	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.execmd.exe

description	pid	process	target process
PID 1988 wrote to memory of 3056	1988	5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe	cmd.exe
PID 1988 wrote to memory of 3056	1988	5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe	cmd.exe
PID 1988 wrote to memory of 3056	1988	5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe	cmd.exe
PID 1988 wrote to memory of 3056	1988	5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe	cmd.exe
PID 3056 wrote to memory of 2664	3056	cmd.exe	taskkill.exe
PID 3056 wrote to memory of 2664	3056	cmd.exe	taskkill.exe
PID 3056 wrote to memory of 2664	3056	cmd.exe	taskkill.exe
PID 3056 wrote to memory of 2664	3056	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:3056

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "5cb1e75311bd45338d7c3daff1d841f2_JaffaCakes118.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2664

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/1988-1-0x0000000001080000-0x0000000001180000-memory.dmp

Filesize
1024KB

Download
memory/1988-2-0x0000000000220000-0x0000000000266000-memory.dmp

Filesize
280KB

Download
memory/1988-3-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/1988-5-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/1988-4-0x0000000000400000-0x0000000000F97000-memory.dmp

Filesize
11.6MB

Download