gcleaner | b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc

Analysis

max time kernel
140s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
25-06-2024 15:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
Size

396KB
MD5

e6134d93788406050703a9bdaa850c2b
SHA1

64b52b85065bc362e34c91c92ccd65c55bb021e8
SHA256

b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc
SHA512

27d26a92f26cdbe9981d5599f112a393f818c8cf1ecbcdd067d36fbf66d9a29cd744a6190ee3ac9241dcd991065d28cfcc5e3905b16e271a2b757bd2ec77e425
SSDEEP

6144:sCL+zUmSYdHtLS4TdX11DKXa9mjB8pPN3:f6zIYzJX11cSmteN

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

185.172.128.90

5.42.64.56

185.172.128.69

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Downloads MZ/PE file

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:

b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe

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

System Information Discovery
T1082

Program crash 9 IoCs

Processes:

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

pid	pid_target	process	target process
1644	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
1448	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
3384	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
5948	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
5928	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
6016	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
2188	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
1900	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
3816	2260	WerFault.exe	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

5144 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 5144 taskkill.exe

pid	process
5144	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	5144	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.execmd.exe

description	pid	process	target process
PID 2260 wrote to memory of 2204	2260	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe	cmd.exe
PID 2260 wrote to memory of 2204	2260	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe	cmd.exe
PID 2260 wrote to memory of 2204	2260	b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe	cmd.exe
PID 2204 wrote to memory of 5144	2204	cmd.exe	taskkill.exe
PID 2204 wrote to memory of 5144	2204	cmd.exe	taskkill.exe
PID 2204 wrote to memory of 5144	2204	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe
"C:\Users\Admin\AppData\Local\Temp\b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 792
2⤵
- Program crash
PID:1644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 812
2⤵
- Program crash
PID:1448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 812
2⤵
- Program crash
PID:3384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 864
2⤵
- Program crash
PID:5948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 948
2⤵
- Program crash
PID:5928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 948
2⤵
- Program crash
PID:6016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 1068
2⤵
- Program crash
PID:2188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 1616
2⤵
- Program crash
PID:1900

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2204

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "b615008c2cabbc79de198aa92bc72f9bc615bcec1518d88952b40016845553fc.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 532
2⤵
- Program crash
PID:3816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2260 -ip 2260
1⤵
PID:4320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2260 -ip 2260
1⤵
PID:2244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2260 -ip 2260
1⤵
PID:5516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2260 -ip 2260
1⤵
PID:4872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2260 -ip 2260
1⤵
PID:464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2260 -ip 2260
1⤵
PID:5900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2260 -ip 2260
1⤵
PID:5992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2260 -ip 2260
1⤵
PID:5560

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3904 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:2512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2260 -ip 2260
1⤵
PID:2472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2260 -ip 2260
1⤵
PID:2884

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8ZO46T3J\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/2260-7-0x0000000002A20000-0x0000000002A5C000-memory.dmp

Filesize
240KB

Download
memory/2260-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2260-4-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2260-5-0x0000000000400000-0x0000000002750000-memory.dmp

Filesize
35.3MB

Download
memory/2260-6-0x0000000002A70000-0x0000000002B70000-memory.dmp

Filesize
1024KB

Download
memory/2260-1-0x0000000002A70000-0x0000000002B70000-memory.dmp

Filesize
1024KB

Download
memory/2260-8-0x0000000000400000-0x0000000002750000-memory.dmp

Filesize
35.3MB

Download
memory/2260-3-0x0000000000400000-0x0000000002750000-memory.dmp

Filesize
35.3MB

Download
memory/2260-15-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/2260-19-0x0000000000400000-0x0000000002750000-memory.dmp

Filesize
35.3MB

Download
memory/2260-2-0x0000000002A20000-0x0000000002A5C000-memory.dmp

Filesize
240KB

Download
memory/2260-34-0x0000000000400000-0x0000000002750000-memory.dmp

Filesize
35.3MB

Download
memory/2260-41-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2260-40-0x0000000000400000-0x0000000002750000-memory.dmp

Filesize
35.3MB

Download