metasploit | 31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808

General

Target

31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe
Size

142KB
MD5

b7920415a12a7db60121cecf1682c1bd
SHA1

d2c4bc48ae40d0479020bc91f8135d14d0deca57
SHA256

31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808
SHA512

1a8930fc137a61decef7a2e3df3e6b477309278a6dae5b14b83d565873456d9987a57613bfa0c3a7a6bc05341207a376b0ffce344cf29db12f3aa385f6635de1

Score

10^/10

metasploit backdoor trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/fnstenv_mov

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

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:

31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe

Drops file in System32 directory 2 IoCs

Processes:

31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe

description	ioc	process
File created	C:\Windows\SysWOW64\dllcache\vvvhost.exe	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe
File opened for modification	C:\Windows\SysWOW64\dllcache\vvvhost.exe	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe

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

System Information Discovery
T1082

Modifies registry class 3 IoCs

Processes:

31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe

description	pid	process	target process
PID 3948 wrote to memory of 1708	3948	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe	cmd.exe
PID 3948 wrote to memory of 1708	3948	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe	cmd.exe
PID 3948 wrote to memory of 1708	3948	31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe
"C:\Users\Admin\AppData\Local\Temp\31ce0d989e9f3e077c9bfc6860aed53986e32826b383cdaa4122780d7c04f808.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3948

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\31CE0D~1.EXE >> NUL
2⤵
PID:1708

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1708-132-0x0000000000000000-mapping.dmp

Download
memory/3948-130-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3948-131-0x0000000000A40000-0x0000000000A70000-memory.dmp

Filesize
192KB

Download
memory/3948-133-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads