gcleaner | 6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27-05-2024 01:08

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General

Target

6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe
Size

293KB
MD5

14b027cc047db731cf85c0c9566efee0
SHA1

c48f20a1e2a1373e48a50cdc20afee9f605a9c9c
SHA256

6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77
SHA512

dc94e3c7b02f35c8d9edaa2ababfa4f087f61f4d3fd93f239c3924610295ff55cb28913c46d90c50d5e51ed8d6ff410fb2061257dd2ab98117961a08f0981131
SSDEEP

6144:EWNrAwUuw0YiutuPn4GoaBiNcj2DAhQ7hrIyD0/xQT:ZNrA7t0YiutVNaB7+AhgpL

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

3056 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

2488 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2488 taskkill.exe

pid	process
3056	cmd.exe

pid	process
2488	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2488	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.execmd.exe

description	pid	process	target process
PID 2804 wrote to memory of 3056	2804	6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe	cmd.exe
PID 2804 wrote to memory of 3056	2804	6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe	cmd.exe
PID 2804 wrote to memory of 3056	2804	6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe	cmd.exe
PID 2804 wrote to memory of 3056	2804	6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe	cmd.exe
PID 3056 wrote to memory of 2488	3056	cmd.exe	taskkill.exe
PID 3056 wrote to memory of 2488	3056	cmd.exe	taskkill.exe
PID 3056 wrote to memory of 2488	3056	cmd.exe	taskkill.exe
PID 3056 wrote to memory of 2488	3056	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe
"C:\Users\Admin\AppData\Local\Temp\6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2804

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:3056

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "6185dca82afc231e003000da31355b2a826a394eb6876f5fad184f6eb9c6bf77.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2488

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2804-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2804-2-0x00000000001B0000-0x00000000001EC000-memory.dmp

Filesize
240KB

Download
memory/2804-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2804-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2804-7-0x00000000001B0000-0x00000000001EC000-memory.dmp

Filesize
240KB

Download
memory/2804-8-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2804-6-0x0000000000400000-0x0000000002CA8000-memory.dmp

Filesize
40.7MB

Download