gcleaner | d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
20-05-2024 19:25

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General

Target

d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
Size

283KB
MD5

5b5ab97aee6adbebf8723ba2c8db59f5
SHA1

51d29bbf1aad66cfaba05e54c632cdc7f1e4c69c
SHA256

d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669
SHA512

52d756e62a8de9d312398e6fa2a7477b0097d3e5a5a976501ac6b828ed599ca2268d119df42b36469e4b8ae6ebadd039041339209fd288d9fd804044b8346f4c
SSDEEP

6144:A04BumjwNK22qDyOMsi5qL3/hRsUtPHWu2XaGtZT3Y:A04BumjauqGr8L7sUQrN

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
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2584 cmd.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

2736 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2736 taskkill.exe

pid	process
2584	cmd.exe

pid	process
2736	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2736	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.execmd.exe

description	pid	process	target process
PID 1732 wrote to memory of 2584	1732	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe	cmd.exe
PID 1732 wrote to memory of 2584	1732	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe	cmd.exe
PID 1732 wrote to memory of 2584	1732	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe	cmd.exe
PID 1732 wrote to memory of 2584	1732	d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe	cmd.exe
PID 2584 wrote to memory of 2736	2584	cmd.exe	taskkill.exe
PID 2584 wrote to memory of 2736	2584	cmd.exe	taskkill.exe
PID 2584 wrote to memory of 2736	2584	cmd.exe	taskkill.exe
PID 2584 wrote to memory of 2736	2584	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe
"C:\Users\Admin\AppData\Local\Temp\d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1732

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2584

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "d22863dd9482836326de751c5a39a1d45f5237de7ccd1091a309c31edfb65669.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1732-1-0x0000000000650000-0x0000000000750000-memory.dmp

Filesize
1024KB

Download
memory/1732-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1732-2-0x0000000000230000-0x000000000026C000-memory.dmp

Filesize
240KB

Download
memory/1732-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1732-7-0x0000000000650000-0x0000000000750000-memory.dmp

Filesize
1024KB

Download
memory/1732-6-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download