gcleaner | 71f3cc0ec781decc2aa981cedabe905490525e0260cc52e2763746d452b26349

Analysis

max time kernel
7s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 08:56

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General

Target
13dd0827b92b0585427a935b94ff4315.exe
Size 373KB
Sample231230-kvz2jsdeem
SHA256 71f3cc0ec781decc2aa981cedabe905490525e0260cc52e2763746d452b26349
MD5 13dd0827b92b0585427a935b94ff4315
SHA1 1c3129cea5fffe8a8538f408cf20a59a17602485
SHA512 301e9c8699deb73bbb1cecc0345bc6b633115911269def60aad05e6a933daa40ce83d9b5f80e3d653c8c89335dbc905ce4943e2543583851131919d683c33c71
SSDEEP 6144:tG1S40Rf6XxVGxNO4PwG0/evYI2CGqDmeyzlS/t2L6X39Pio3jwXr86j:iSxRSBVGi4PwL/eQI2Kmbzg/tYO9qo07
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gcleaner onlylogger loader

Malware Config

Extracted

Family

gcleaner

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 4 IoCs

resource	yara_rule
behavioral2/memory/3220-2-0x0000000004110000-0x0000000004159000-memory.dmp	family_onlylogger
behavioral2/memory/3220-3-0x0000000000400000-0x00000000023C7000-memory.dmp	family_onlylogger
behavioral2/memory/3220-4-0x0000000000400000-0x00000000023C7000-memory.dmp	family_onlylogger
behavioral2/memory/3220-5-0x0000000004110000-0x0000000004159000-memory.dmp	family_onlylogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	13dd0827b92b0585427a935b94ff4315.exe

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

System Information Discovery
T1082

Program crash 7 IoCs

pid	pid_target	Process	procid_target
2232	3220	WerFault.exe	14
1388	3220	WerFault.exe	14
1492	3220	WerFault.exe	14
1648	3220	WerFault.exe	14
3596	3220	WerFault.exe	14
2336	3220	WerFault.exe	14
780	3220	WerFault.exe	14

Kills process with taskkill 1 IoCs

evasion

pid	Process
4732	taskkill.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3220 wrote to memory of 3580	3220	13dd0827b92b0585427a935b94ff4315.exe	112
PID 3220 wrote to memory of 3580	3220	13dd0827b92b0585427a935b94ff4315.exe	112
PID 3220 wrote to memory of 3580	3220	13dd0827b92b0585427a935b94ff4315.exe	112

C:\Users\Admin\AppData\Local\Temp\13dd0827b92b0585427a935b94ff4315.exe
"C:\Users\Admin\AppData\Local\Temp\13dd0827b92b0585427a935b94ff4315.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3220
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 712
  2⤵
  - Program crash
  PID:2232
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 784
  2⤵
  - Program crash
  PID:1388
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 928
  2⤵
  - Program crash
  PID:1492
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 776
  2⤵
  - Program crash
  PID:1648
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 960
  2⤵
  - Program crash
  PID:3596
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 944
  2⤵
  - Program crash
  PID:2336
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 744
  2⤵
  - Program crash
  PID:780
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "13dd0827b92b0585427a935b94ff4315.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\13dd0827b92b0585427a935b94ff4315.exe" & exit
  2⤵
  PID:3580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3220 -ip 3220
1⤵
PID:1964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3220 -ip 3220
1⤵
PID:1864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3220 -ip 3220
1⤵
PID:2460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3220 -ip 3220
1⤵
PID:1480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3220 -ip 3220
1⤵
PID:3192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3220 -ip 3220
1⤵
PID:1576

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "13dd0827b92b0585427a935b94ff4315.exe" /f
1⤵
- Kills process with taskkill
PID:4732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 3220 -ip 3220
1⤵
PID:4696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3220-2-0x0000000004110000-0x0000000004159000-memory.dmp

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memory/3220-1-0x00000000024D0000-0x00000000025D0000-memory.dmp

Download

memory/3220-3-0x0000000000400000-0x00000000023C7000-memory.dmp

Download

memory/3220-4-0x0000000000400000-0x00000000023C7000-memory.dmp

Download

memory/3220-5-0x0000000004110000-0x0000000004159000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads