gcleaner | 9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 12:25

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General

Target

9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
Size

235KB
MD5

98963219310e47408fc9bea87f159738
SHA1

8be2566e4d6e631500bb3e6c0ea4bd6c039c6c5c
SHA256

9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4
SHA512

c08f4c2e6d3b6c7fb31093e5fc377306a89472e1a38a688efa2cd0ac4ad914c55ff22c237412a908dbb9dc1e6c46862071ed801fc0b4a0360d236f53f9658dc1
SSDEEP

3072:2Dkkrl4W2tYB5Wn4OfLDFdoIhWp+USIxz9C1fsapl1D+r+68:Irl4WCYanDFd0p3t9ChsafEr+

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

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

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

Processes:

9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe

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
432	3716	WerFault.exe	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
4580	3716	WerFault.exe	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
1204	3716	WerFault.exe	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
2900	3716	WerFault.exe	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
1540	3716	WerFault.exe	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
544	3716	WerFault.exe	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
4520	3716	WerFault.exe	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
1916	3716	WerFault.exe	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3392 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3392 taskkill.exe

pid	process
3392	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3392	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.execmd.exe

description	pid	process	target process
PID 3716 wrote to memory of 1404	3716	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe	cmd.exe
PID 3716 wrote to memory of 1404	3716	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe	cmd.exe
PID 3716 wrote to memory of 1404	3716	9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe	cmd.exe
PID 1404 wrote to memory of 3392	1404	cmd.exe	taskkill.exe
PID 1404 wrote to memory of 3392	1404	cmd.exe	taskkill.exe
PID 1404 wrote to memory of 3392	1404	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe
"C:\Users\Admin\AppData\Local\Temp\9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 740
2⤵
- Program crash
PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 760
2⤵
- Program crash
PID:4580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 804
2⤵
- Program crash
PID:1204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 740
2⤵
- Program crash
PID:2900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 904
2⤵
- Program crash
PID:1540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 912
2⤵
- Program crash
PID:544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 1340
2⤵
- Program crash
PID:4520

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:1404

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "9cb68977e78b44a60c9f4a2ea0982ccdb43310b0ecc19e2bd081c11f912c9db4.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3716 -s 1384
2⤵
- Program crash
PID:1916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3716 -ip 3716
1⤵
PID:2336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3716 -ip 3716
1⤵
PID:1064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3716 -ip 3716
1⤵
PID:1560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3716 -ip 3716
1⤵
PID:5044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3716 -ip 3716
1⤵
PID:3852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3716 -ip 3716
1⤵
PID:3572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3716 -ip 3716
1⤵
PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3716 -ip 3716
1⤵
PID:4064

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

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\0K2PF59Z\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/3716-1-0x0000000002D20000-0x0000000002E20000-memory.dmp

Filesize
1024KB

Download
memory/3716-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3716-2-0x0000000004800000-0x000000000482D000-memory.dmp

Filesize
180KB

Download
memory/3716-4-0x0000000000400000-0x0000000002BF4000-memory.dmp

Filesize
40.0MB

Download
memory/3716-6-0x0000000002D20000-0x0000000002E20000-memory.dmp

Filesize
1024KB

Download
memory/3716-12-0x0000000000400000-0x0000000002BF4000-memory.dmp

Filesize
40.0MB

Download
memory/3716-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3716-24-0x0000000000400000-0x0000000002BF4000-memory.dmp

Filesize
40.0MB

Download