gcleaner | 579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f

General

Target

579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
Size

234KB
MD5

1d154f4bd618f0768672968dc2e2a07c
SHA1

dbc302a717e17e9959a3d1ba6cb602e6716ed5de
SHA256

579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f
SHA512

8ce1f9d3467f7182db5e8de81831dd2bf4f10af4b46710f6611d7e75f1b2d03cd27a39a02abfc8fd458ad0dd8c295120a981e163ed3a4644a582bc3c3595201e
SSDEEP

3072:DvLMfo9b5j55zpno/4cHxsZplhn6qU4uVUOw85Mh:fOwjMxsZf16tVVRwD

Score

10^/10

gcleaner loader

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.64

Attributes

url_path
/advdlc.php

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
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
4900	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
4804	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
4872	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
1008	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
2100	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
912	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
4920	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
1268	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
3228	1388	WerFault.exe	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2252 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2252 taskkill.exe

pid	process
2252	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2252	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.execmd.exe

description	pid	process	target process
PID 1388 wrote to memory of 2924	1388	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe	cmd.exe
PID 1388 wrote to memory of 2924	1388	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe	cmd.exe
PID 1388 wrote to memory of 2924	1388	579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe	cmd.exe
PID 2924 wrote to memory of 2252	2924	cmd.exe	taskkill.exe
PID 2924 wrote to memory of 2252	2924	cmd.exe	taskkill.exe
PID 2924 wrote to memory of 2252	2924	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe
"C:\Users\Admin\AppData\Local\Temp\579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 772
2⤵
- Program crash
PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 780
2⤵
- Program crash
PID:4804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 828
2⤵
- Program crash
PID:4872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 836
2⤵
- Program crash
PID:1008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 976
2⤵
- Program crash
PID:2100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 1064
2⤵
- Program crash
PID:912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 1088
2⤵
- Program crash
PID:4920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 1440
2⤵
- Program crash
PID:1268

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2924

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "579f037a7a42b0e103a53019231d3b6eac2ce433c0a42558c7074658d703219f.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 1460
2⤵
- Program crash
PID:3228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1388 -ip 1388
1⤵
PID:892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1388 -ip 1388
1⤵
PID:4968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1388 -ip 1388
1⤵
PID:4592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1388 -ip 1388
1⤵
PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1388 -ip 1388
1⤵
PID:1316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1388 -ip 1388
1⤵
PID:2580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1388 -ip 1388
1⤵
PID:2044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1388 -ip 1388
1⤵
PID:1816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 1388 -ip 1388
1⤵
PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1388-1-0x0000000002650000-0x0000000002750000-memory.dmp

Filesize
1024KB

Download
memory/1388-2-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1388-3-0x0000000000400000-0x0000000002357000-memory.dmp

Filesize
31.3MB

Download
memory/1388-5-0x0000000000400000-0x0000000002357000-memory.dmp

Filesize
31.3MB

Download
memory/1388-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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