gcleaner | 949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e

General

Target

cce2c9c00b43e41ec26232861f2625b4.exe
Size

320KB
MD5

cce2c9c00b43e41ec26232861f2625b4
SHA1

3cee044b621d03ffc88dc7e06a33427258e28fab
SHA256

949671d23c3e73fd7e4551f5bb20afc7ad4a0f6b60a1d73f704756daf61a231e
SHA512

04ce8d92afd1a4c32cae44b525bb7f4fa917b6b94f4f1a6d4448b05005f4c66c0be8a831f1e9ea986d1557f4d75666944e39129b6620377eaf4497f0114ded99
SSDEEP

6144:bn1GmElpUAGTMmVhoISJPFhFzBURQmNT:hGmElpPsToISV8/

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

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:

cce2c9c00b43e41ec26232861f2625b4.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	cce2c9c00b43e41ec26232861f2625b4.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
4896	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe
548	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe
4792	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe
4652	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe
4544	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe
3204	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe
3176	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe
4272	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe
4396	3548	WerFault.exe	cce2c9c00b43e41ec26232861f2625b4.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4952 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4952 taskkill.exe

pid	process
4952	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4952	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cce2c9c00b43e41ec26232861f2625b4.execmd.exe

description	pid	process	target process
PID 3548 wrote to memory of 1928	3548	cce2c9c00b43e41ec26232861f2625b4.exe	cmd.exe
PID 3548 wrote to memory of 1928	3548	cce2c9c00b43e41ec26232861f2625b4.exe	cmd.exe
PID 3548 wrote to memory of 1928	3548	cce2c9c00b43e41ec26232861f2625b4.exe	cmd.exe
PID 1928 wrote to memory of 4952	1928	cmd.exe	taskkill.exe
PID 1928 wrote to memory of 4952	1928	cmd.exe	taskkill.exe
PID 1928 wrote to memory of 4952	1928	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\cce2c9c00b43e41ec26232861f2625b4.exe
"C:\Users\Admin\AppData\Local\Temp\cce2c9c00b43e41ec26232861f2625b4.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3548
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 740
  2⤵
  - Program crash
  PID:4896
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 784
  2⤵
  - Program crash
  PID:548
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 740
  2⤵
  - Program crash
  PID:4792
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 812
  2⤵
  - Program crash
  PID:4652
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 904
  2⤵
  - Program crash
  PID:4544
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 1000
  2⤵
  - Program crash
  PID:3204
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 996
  2⤵
  - Program crash
  PID:3176
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 1268
  2⤵
  - Program crash
  PID:4272
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "cce2c9c00b43e41ec26232861f2625b4.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\cce2c9c00b43e41ec26232861f2625b4.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1928
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "cce2c9c00b43e41ec26232861f2625b4.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 1468
  2⤵
  - Program crash
  PID:4396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3548 -ip 3548
1⤵
PID:3780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3548 -ip 3548
1⤵
PID:1488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3548 -ip 3548
1⤵
PID:4992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3548 -ip 3548
1⤵
PID:1804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3548 -ip 3548
1⤵
PID:5112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3548 -ip 3548
1⤵
PID:2080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3548 -ip 3548
1⤵
PID:632

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=4016,i,13544508926340531097,6671217806016090640,262144 --variations-seed-version --mojo-platform-channel-handle=1280 /prefetch:8
1⤵
PID:2224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3548 -ip 3548
1⤵
PID:316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3548 -ip 3548
1⤵
PID:3756

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

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VVOFDIUO\advdlc[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/3548-2-0x00000000020A0000-0x00000000020CD000-memory.dmp

Filesize
180KB

Download
memory/3548-1-0x00000000004C0000-0x00000000005C0000-memory.dmp

Filesize
1024KB

Download
memory/3548-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3548-8-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3548-13-0x00000000004C0000-0x00000000005C0000-memory.dmp

Filesize
1024KB

Download
memory/3548-14-0x00000000020A0000-0x00000000020CD000-memory.dmp

Filesize
180KB

Download
memory/3548-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3548-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3548-22-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads