gcleaner | 624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c

General

Target

624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
Size

275KB
MD5

b8affe7ee3200536b86ef7ca42777779
SHA1

2a6131a362a0fd88093487a40415e9467cc3352f
SHA256

624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c
SHA512

b74c3d7f28c6092312960f0857abe68af089f5d678d3a6ed2cb7d6c74a7b6c362dbf89961d745041405e0d73b66bd80e17b71184f205bb60d01507d9c7c5169c
SSDEEP

6144:RPSV1TCZg3UX5qkYJYwyaK/3NKGZ/q+yoy9MvC:M/SgEXApYwyaK1MF9Ma

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

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

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:

624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe

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

System Information Discovery
T1082

Program crash 11 IoCs

Processes:

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

pid	pid_target	process	target process
412	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
1408	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
1972	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
4276	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
2316	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
1804	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
2176	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
2352	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
2552	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
5096	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
3524	4544	WerFault.exe	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3116 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3116 taskkill.exe

pid	process
3116	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3116	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.execmd.exe

description	pid	process	target process
PID 4544 wrote to memory of 1392	4544	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe	cmd.exe
PID 4544 wrote to memory of 1392	4544	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe	cmd.exe
PID 4544 wrote to memory of 1392	4544	624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe	cmd.exe
PID 1392 wrote to memory of 3116	1392	cmd.exe	taskkill.exe
PID 1392 wrote to memory of 3116	1392	cmd.exe	taskkill.exe
PID 1392 wrote to memory of 3116	1392	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe
"C:\Users\Admin\AppData\Local\Temp\624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 444
2⤵
- Program crash
PID:412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 500
2⤵
- Program crash
PID:1408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 756
2⤵
- Program crash
PID:1972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 760
2⤵
- Program crash
PID:4276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 780
2⤵
- Program crash
PID:2316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 844
2⤵
- Program crash
PID:1804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 912
2⤵
- Program crash
PID:2176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 920
2⤵
- Program crash
PID:2352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 1036
2⤵
- Program crash
PID:2552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 1192
2⤵
- Program crash
PID:5096

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:1392

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "624d909e07e22de49fbab256ed70dd82892f38aea3f62d80783a4a0d6bda2a6c.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 1376
2⤵
- Program crash
PID:3524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4544 -ip 4544
1⤵
PID:4864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4544 -ip 4544
1⤵
PID:2684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4544 -ip 4544
1⤵
PID:3852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4544 -ip 4544
1⤵
PID:3872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4544 -ip 4544
1⤵
PID:2224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4544 -ip 4544
1⤵
PID:4928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4544 -ip 4544
1⤵
PID:4216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4544 -ip 4544
1⤵
PID:3540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4544 -ip 4544
1⤵
PID:1516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4544 -ip 4544
1⤵
PID:884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4544 -ip 4544
1⤵
PID:3684

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=3756 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
1⤵
PID:332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4544-1-0x0000000002E40000-0x0000000002F40000-memory.dmp

Filesize
1024KB

Download
memory/4544-2-0x00000000049F0000-0x0000000004A2C000-memory.dmp

Filesize
240KB

Download
memory/4544-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4544-4-0x0000000000400000-0x0000000002CA3000-memory.dmp

Filesize
40.6MB

Download
memory/4544-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4544-8-0x00000000049F0000-0x0000000004A2C000-memory.dmp

Filesize
240KB

Download
memory/4544-7-0x0000000000400000-0x0000000002CA3000-memory.dmp

Filesize
40.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads