gcleaner | 6828b9d506d4ebece654b79050798e70bea948ff5c017ce06c673ee464c7a990

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-10-2024 05:54

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General

Target

4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe
Size

398KB
MD5

4627cc7a8efa641992b35e467b5352b9
SHA1

aa1820a250038565e356946934aa462e400da53a
SHA256

6828b9d506d4ebece654b79050798e70bea948ff5c017ce06c673ee464c7a990
SHA512

9e19e978dd619a856499f4625e6809ec1d2b8e11df8f08f16dd4efde8bc2ff576774b48436f16df9a0460915037e53216611c46ec5a4ba1d5af497282fc549a5
SSDEEP

6144:b0JIZDyLev6ghkpc0jWW9/78epUpYeGnpyqJL638wOOhxxdeTr/ekI:7yLev6gL0b/YOgYdn1L6Tzxd6L

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

gcl-page.biz

194.145.227.161

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

Processes:

resource	yara_rule
behavioral1/memory/3008-2-0x0000000000260000-0x00000000002A8000-memory.dmp	family_onlylogger
behavioral1/memory/3008-3-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral1/memory/3008-6-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral1/memory/3008-5-0x0000000000260000-0x00000000002A8000-memory.dmp	family_onlylogger
behavioral1/memory/3008-4-0x0000000000400000-0x0000000000470000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2536 cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2536	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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

Processes:

taskkill.exe4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2232 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2232 taskkill.exe

pid	process
2232	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2232	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.execmd.exe

description	pid	process	target process
PID 3008 wrote to memory of 2536	3008	4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe	cmd.exe
PID 3008 wrote to memory of 2536	3008	4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe	cmd.exe
PID 3008 wrote to memory of 2536	3008	4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe	cmd.exe
PID 3008 wrote to memory of 2536	3008	4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe	cmd.exe
PID 2536 wrote to memory of 2232	2536	cmd.exe	taskkill.exe
PID 2536 wrote to memory of 2232	2536	cmd.exe	taskkill.exe
PID 2536 wrote to memory of 2232	2536	cmd.exe	taskkill.exe
PID 2536 wrote to memory of 2232	2536	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3008

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe" & exit
2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "4627cc7a8efa641992b35e467b5352b9_JaffaCakes118.exe" /f
3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3008-1-0x0000000000640000-0x0000000000740000-memory.dmp

Filesize
1024KB

Download
memory/3008-2-0x0000000000260000-0x00000000002A8000-memory.dmp

Filesize
288KB

Download
memory/3008-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3008-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3008-5-0x0000000000260000-0x00000000002A8000-memory.dmp

Filesize
288KB

Download
memory/3008-4-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download