vobfus | 466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806

General

Target

466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
Size

224KB
MD5

b58dc47d5eb5c3479461701de1306edb
SHA1

370317662b669d494b1b32c6b4070293783dd35e
SHA256

466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806
SHA512

d97144839dc8f3e883f01b07f6f5dc1440d7e2a185c1ec1639e5ddaa13817d606d5c6ba70d6bd064dc1ca51cd713fb276b94fe54df005936f2a3435a96b9777f

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:

466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe

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

Processes:

description flow ioc

HTTP User-Agent header 3 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: RenamesItself 1 IoCs

Processes:

466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe

pid process

1944 466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe

description	flow	ioc
HTTP User-Agent header	3	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe

pid	process
1944	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
1944	466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe

C:\Users\Admin\AppData\Local\Temp\466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe
"C:\Users\Admin\AppData\Local\Temp\466944733011bbf013694b19f8b2e58d9258490f881d06c19779992cdcb87806.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:1944

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

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Downloads

memory/1944-54-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads