gcleaner | 9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5

General

Target

9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
Size

267KB
MD5

0afa53d803373c11a881b62d87a1a94c
SHA1

d487534e1ac395a4733432952226e2f71fb44c48
SHA256

9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5
SHA512

f5855758ea368d1a11d2e546b3e73086809232259a30aff51d68761da1a3bc8dcc62e9fa508a8b864f5a073a728c61406fcd163562944849f15aa12a579f4850
SSDEEP

6144:nDKYzzaDV6jRyLmgomqi3I08Q2ZvquhTWUrY:nnzOxgRbbmd49NZZ

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:

9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.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
3920	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
964	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
1964	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
4764	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
4596	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
5104	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
4892	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
2172	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
1264	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
1280	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
1964	3088	WerFault.exe	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4796 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4796 taskkill.exe

pid	process
4796	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4796	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.execmd.exe

description	pid	process	target process
PID 3088 wrote to memory of 1780	3088	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe	cmd.exe
PID 3088 wrote to memory of 1780	3088	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe	cmd.exe
PID 3088 wrote to memory of 1780	3088	9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe	cmd.exe
PID 1780 wrote to memory of 4796	1780	cmd.exe	taskkill.exe
PID 1780 wrote to memory of 4796	1780	cmd.exe	taskkill.exe
PID 1780 wrote to memory of 4796	1780	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe
"C:\Users\Admin\AppData\Local\Temp\9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 456
2⤵
- Program crash
PID:3920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 484
2⤵
- Program crash
PID:964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 748
2⤵
- Program crash
PID:1964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 748
2⤵
- Program crash
PID:4764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 748
2⤵
- Program crash
PID:4596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 820
2⤵
- Program crash
PID:5104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 888
2⤵
- Program crash
PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 1000
2⤵
- Program crash
PID:2172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 1128
2⤵
- Program crash
PID:1264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 1356
2⤵
- Program crash
PID:1280

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "9c65ea2cf49383876118b387d4a74106f7acf9e8c5527234a75e7d6714cefeb5.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 1320
2⤵
- Program crash
PID:1964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3088 -ip 3088
1⤵
PID:1372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3088 -ip 3088
1⤵
PID:4980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3088 -ip 3088
1⤵
PID:3420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3088 -ip 3088
1⤵
PID:4804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3088 -ip 3088
1⤵
PID:864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3088 -ip 3088
1⤵
PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3088 -ip 3088
1⤵
PID:228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3088 -ip 3088
1⤵
PID:4012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3088 -ip 3088
1⤵
PID:448

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 --field-trial-handle=4036,i,17096020621006928097,15544233752327415349,262144 --variations-seed-version --mojo-platform-channel-handle=4312 /prefetch:8
1⤵
PID:4700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3088 -ip 3088
1⤵
PID:2220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3088 -ip 3088
1⤵
PID:3124

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/3088-1-0x0000000002EA0000-0x0000000002FA0000-memory.dmp

Filesize
1024KB

Download
memory/3088-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3088-2-0x0000000002E10000-0x0000000002E4C000-memory.dmp

Filesize
240KB

Download
memory/3088-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3088-7-0x0000000002E10000-0x0000000002E4C000-memory.dmp

Filesize
240KB

Download
memory/3088-6-0x0000000000400000-0x0000000002CA1000-memory.dmp

Filesize
40.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads