gcleaner | 9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5

General

Target

9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
Size

369KB
MD5

93d748da2754ebc62624e1daf0f53cba
SHA1

b01baac43a74501dfe14a6289beb5373daf70307
SHA256

9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5
SHA512

0213609463832f2d6a46368f064daa23e2f81f6223809e09df028073efe370bfbd7e682079f1b0defb175c15f63b6240fce94d219551811a5f24bcc1328fe2d5
SSDEEP

3072:onadX3L0hufiY1eqURkAeTxeLy0CkvAWiM4m8p7QtG5YgtFx5PphrtxwTVt0FN:zL0hufv9ok/Ee0CiLCMtG5dttphJ9N

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

185.172.128.69

Attributes

url_path
/advdlc.php

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 8 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
4240	3104	WerFault.exe	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
4900	3104	WerFault.exe	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
4588	3104	WerFault.exe	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
3108	3104	WerFault.exe	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
3336	3104	WerFault.exe	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
2060	3104	WerFault.exe	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
4636	3104	WerFault.exe	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
4544	3104	WerFault.exe	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4484 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4484 taskkill.exe

pid	process
4484	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4484	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.execmd.exe

description	pid	process	target process
PID 3104 wrote to memory of 3836	3104	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe	cmd.exe
PID 3104 wrote to memory of 3836	3104	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe	cmd.exe
PID 3104 wrote to memory of 3836	3104	9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe	cmd.exe
PID 3836 wrote to memory of 4484	3836	cmd.exe	taskkill.exe
PID 3836 wrote to memory of 4484	3836	cmd.exe	taskkill.exe
PID 3836 wrote to memory of 4484	3836	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe
"C:\Users\Admin\AppData\Local\Temp\9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 764
2⤵
- Program crash
PID:4240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 772
2⤵
- Program crash
PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 840
2⤵
- Program crash
PID:4588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 972
2⤵
- Program crash
PID:3108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 944
2⤵
- Program crash
PID:3336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 1112
2⤵
- Program crash
PID:2060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 1124
2⤵
- Program crash
PID:4636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 1276
2⤵
- Program crash
PID:4544

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:3836

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "9119c2c618ffed2fbedbe3f0fdaf7dbc8ccaffed1618d3875ff0840289e394c5.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4484

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\E49JWOHD\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/3104-2-0x00000000037D0000-0x00000000037FD000-memory.dmp

Filesize
180KB

Download
memory/3104-1-0x0000000001BE0000-0x0000000001CE0000-memory.dmp

Filesize
1024KB

Download
memory/3104-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3104-9-0x0000000000400000-0x0000000001BD7000-memory.dmp

Filesize
23.8MB

Download
memory/3104-12-0x0000000001BE0000-0x0000000001CE0000-memory.dmp

Filesize
1024KB

Download
memory/3104-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3104-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3104-21-0x0000000000400000-0x0000000001BD7000-memory.dmp

Filesize
23.8MB

Download

Analysis

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