vobfus | 2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051

General

Target

2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
Size

228KB
MD5

de79bbdceadbae51ce200ea17698bed3
SHA1

78fcefe2cad478a72154f6fe777bc84ea56ff8ec
SHA256

2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051
SHA512

9f0c08cf3e593fb6b70c2945dbd86642482dd188af8c11e0ee07f0ca64f3ff4d89464c6a6b6af52897d43a219385337b5f68b4c04f1ce1d30293f5f016a83928

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:

2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows\CurrentVersion\Run	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	8	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	42	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

pid process

4460 2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

pid process

4460 2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

pid	process
4460	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
4460	2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe

C:\Users\Admin\AppData\Local\Temp\2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe
"C:\Users\Admin\AppData\Local\Temp\2a1f3833aa8a1391271aed03c08dc01d51ca51c975bef0d5d132014f5386a051.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:4460

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/4460-130-0x0000000000400000-0x0000000000434000-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