gcleaner | 0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25-06-2024 15:53

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General

Target

0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
Size

397KB
MD5

7986bc5e5410b8debdedf4847261d842
SHA1

5cb3adce304acb78d9a5420cb7aee171ce8421fe
SHA256

0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648
SHA512

f6f4f319a12a30905cdbb68b910e8f392fa065890b444117a0926c091c2435c50fbebef19ee96b8526c1471499e337cba7b4f5aea7f385c4a9aec30646851b2e
SSDEEP

3072:K86LZVAUYiutx+UgvrFnSk6YtEOVnWXlcM67FT7fvcb65m5t4LtIVmvP21Ek1E5W:KnLZVAUi85IOJWIBr6f8IVKPAN3

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:

0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe

description	pid	process	target process
PID 3092 set thread context of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe

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

System Information Discovery
T1082
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3244 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3244 taskkill.exe

pid	process
3244	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3244	taskkill.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.execmd.exe

C:\Users\Admin\AppData\Local\Temp\0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
"C:\Users\Admin\AppData\Local\Temp\0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3092

C:\Users\Admin\AppData\Local\Temp\0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
"C:\Users\Admin\AppData\Local\Temp\0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2916

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:4888

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe" /f
4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3244

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\W5OVUPOF\advdlc[1].htm
Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
memory/2916-2-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2916-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2916-5-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2916-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2916-4-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2916-12-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download
memory/2916-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2916-35-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3092-1-0x00000000028B0000-0x00000000029B0000-memory.dmp

Filesize
1024KB

Download
memory/3092-3-0x0000000004350000-0x000000000438C000-memory.dmp

Filesize
240KB

Download

description	pid	process	target process
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 3092 wrote to memory of 2916	3092	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe
PID 2916 wrote to memory of 4888	2916	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	cmd.exe
PID 2916 wrote to memory of 4888	2916	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	cmd.exe
PID 2916 wrote to memory of 4888	2916	0b17198dfde8bc47f1f903dfe0a33b57abf6cbca31292ee1d526a3143a11d648.exe	cmd.exe
PID 4888 wrote to memory of 3244	4888	cmd.exe	taskkill.exe
PID 4888 wrote to memory of 3244	4888	cmd.exe	taskkill.exe
PID 4888 wrote to memory of 3244	4888	cmd.exe	taskkill.exe