vobfus | 433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb

General

Target

433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
Size

228KB
MD5

af75dbe29d53a6872358df9798dab0e4
SHA1

19e95c020e4595eb6467445e83e1521ac333209e
SHA256

433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb
SHA512

7a1eb662a286bcbef5de6a3327d24b4a0fd10096e62ac4b7e0882389ea2396929a143c2e2b82fe7aba5d4da9f513cbce33207940d45441a4113aea00929c94e1

Score

10^/10

vobfus persistence suricata worm

Malware Config

Signatures

Vobfus
A widespread worm which spreads via network drives and removable media.
worm vobfus
suricata: ET MALWARE BlackshadesRAT Reporting
suricata: ET MALWARE BlackshadesRAT Reporting
suricata

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 2 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: RenamesItself 1 IoCs

Processes:

433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe

pid process

1564 433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe

description	flow	ioc
HTTP User-Agent header	2	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe

pid	process
1564	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
1564	433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe

C:\Users\Admin\AppData\Local\Temp\433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe
"C:\Users\Admin\AppData\Local\Temp\433859412cbe1896a252752e5c8f0b5dd27b085b84c8db723b879b41bbe639fb.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:1564

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1564-54-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads