gcleaner | 82aa048783354378ad2b8c0f5f1747d9ffe477f5e02d3a32733aa02d65be1d77

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 23:22

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General

Target

JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe
Size

400KB
MD5

01462017cae5db103b27c864ef145b7c
SHA1

526586e175b3e6c9def0f47c58a27e3e051eaef5
SHA256

82aa048783354378ad2b8c0f5f1747d9ffe477f5e02d3a32733aa02d65be1d77
SHA512

940d1c2a1d1f1741bb53f7a33d3bea5a972257860d57ff4f9de047ef540277d6cf44792c6223db0d22a52eea695f5d7e83c0b5567161fd7c88455fc0a703ebc1
SSDEEP

12288:FxYlQL+Ltuy1GYmHGSicXdB0pKBIp7P3nF:FxYSDy1GYmHfbX31+l

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

ppp-gl.biz

45.9.20.13

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Gcleaner family
gcleaner
OnlyLogger
A tiny loader that uses IPLogger to get its payload.
loader onlylogger
Onlylogger family
onlylogger

OnlyLogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2544-2-0x0000000000400000-0x000000000044C000-memory.dmp	family_onlylogger
behavioral1/memory/2544-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_onlylogger
behavioral1/memory/2544-3-0x0000000000400000-0x0000000002DBB000-memory.dmp	family_onlylogger
behavioral1/memory/2544-5-0x0000000000400000-0x0000000002DBB000-memory.dmp	family_onlylogger
behavioral1/memory/2544-6-0x0000000000400000-0x0000000002DBB000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

pid	Process
2084	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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2240	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2240	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2084	2544	JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe	30
PID 2544 wrote to memory of 2084	2544	JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe	30
PID 2544 wrote to memory of 2084	2544	JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe	30
PID 2544 wrote to memory of 2084	2544	JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe	30
PID 2084 wrote to memory of 2240	2084	cmd.exe	32
PID 2084 wrote to memory of 2240	2084	cmd.exe	32
PID 2084 wrote to memory of 2240	2084	cmd.exe	32
PID 2084 wrote to memory of 2240	2084	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "JaffaCakes118_01462017cae5db103b27c864ef145b7c.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2240

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2544-1-0x0000000003200000-0x0000000003300000-memory.dmp

Filesize
1024KB

Download
memory/2544-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2544-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2544-3-0x0000000000400000-0x0000000002DBB000-memory.dmp

Filesize
41.7MB

Download
memory/2544-5-0x0000000000400000-0x0000000002DBB000-memory.dmp

Filesize
41.7MB

Download
memory/2544-6-0x0000000000400000-0x0000000002DBB000-memory.dmp

Filesize
41.7MB

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