gcleaner | 2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a

General

Target

2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
Size

289KB
MD5

13fd5a629c292586ac776ecad0589e66
SHA1

dd0f01d8221572dfd61d52ee40edf9078ef4a33a
SHA256

2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a
SHA512

d649a086a77166660b2e004f8716f370a615f127c1ad75c5b7fc9fbe54155f42217616d0738da3fdce2e91e6df7766c7b81e3633151bea330296f1f88a87764d
SSDEEP

3072:qzJNBl5MoLJZzabPy7FLb1GsBDmAxcM1o7iFX/nNYmC4Bq+z0yz0m75fR2m:sJLMoLJZzO4nIAxhNPnSmCf+Iu9

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
4384	3492	WerFault.exe	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
512	3492	WerFault.exe	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
2296	3492	WerFault.exe	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
1612	3492	WerFault.exe	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
720	3492	WerFault.exe	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
3968	3492	WerFault.exe	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
1004	3492	WerFault.exe	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
3832	3492	WerFault.exe	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4248 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4248 taskkill.exe

pid	process
4248	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4248	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.execmd.exe

description	pid	process	target process
PID 3492 wrote to memory of 4748	3492	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe	cmd.exe
PID 3492 wrote to memory of 4748	3492	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe	cmd.exe
PID 3492 wrote to memory of 4748	3492	2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe	cmd.exe
PID 4748 wrote to memory of 4248	4748	cmd.exe	taskkill.exe
PID 4748 wrote to memory of 4248	4748	cmd.exe	taskkill.exe
PID 4748 wrote to memory of 4248	4748	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe
"C:\Users\Admin\AppData\Local\Temp\2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 764
2⤵
- Program crash
PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 812
2⤵
- Program crash
PID:512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 860
2⤵
- Program crash
PID:2296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 908
2⤵
- Program crash
PID:1612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 968
2⤵
- Program crash
PID:720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 1112
2⤵
- Program crash
PID:3968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 1124
2⤵
- Program crash
PID:1004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 1268
2⤵
- Program crash
PID:3832

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4748

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "2ea4bed934b4eb92253025b3061264a4b80ca9f94c063411afec78819e3e5e5a.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4248

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\ZVQ9VIUB\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/3492-1-0x00007FFA89340000-0x00007FFA8951B000-memory.dmp

Filesize
1.9MB

Download
memory/3492-6-0x0000000000400000-0x0000000001BC3000-memory.dmp

Filesize
23.8MB

Download
memory/3492-18-0x00007FFA89340000-0x00007FFA8951B000-memory.dmp

Filesize
1.9MB

Download
memory/3492-17-0x0000000000400000-0x0000000001BC3000-memory.dmp

Filesize
23.8MB

Download

Analysis

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