gcleaner | 7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f

Analysis

max time kernel
139s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
22-06-2024 08:55

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General

Target

7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe
Size

282KB
MD5

d70be0fa9642446e649307d9295214ad
SHA1

54d80a466f3a1f7ea1cf9d4491763d3aa4b2418a
SHA256

7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f
SHA512

a6f9975e93efcb283ff2f39f7f258b42d9f62d3ff0a1f58d200eea125d9a30355d18542f63854f69391a1b21c1297cdf1e84b903a58cbd23db9f0b2d30a01b86
SSDEEP

6144:Y4cwBYTn/IpoD28rjFQfnhwnSkBAzLgLwVVF23M:Y4cwBY7/IOD2PwGzcLR3

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:

7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4260 1352 WerFault.exe 7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

4248 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 4248 taskkill.exe

pid	pid_target	process	target process
4260	1352	WerFault.exe	7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe

pid	process
4248	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	4248	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.execmd.exe

description	pid	process	target process
PID 1352 wrote to memory of 2536	1352	7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe	cmd.exe
PID 1352 wrote to memory of 2536	1352	7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe	cmd.exe
PID 1352 wrote to memory of 2536	1352	7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe	cmd.exe
PID 2536 wrote to memory of 4248	2536	cmd.exe	taskkill.exe
PID 2536 wrote to memory of 4248	2536	cmd.exe	taskkill.exe
PID 2536 wrote to memory of 4248	2536	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe
"C:\Users\Admin\AppData\Local\Temp\7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1352

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2536

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "7ac35173cf6b74b6cb9bf10905b321d5d6e849501e81fac5cae9f4a463286e6f.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1352 -s 1716
2⤵
- Program crash
PID:4260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1352 -ip 1352
1⤵
PID:5012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8Z1Z4637\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/1352-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/1352-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1352-2-0x0000000000520000-0x000000000055C000-memory.dmp

Filesize
240KB

Download
memory/1352-8-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/1352-14-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1352-21-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/1352-24-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1352-33-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1352-34-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download