vobfus | badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697

General

Target

badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
Size

220KB
MD5

bb68d00e0de6d123328afb4532a01979
SHA1

5c09f5b4f318243f8e06da31ca4db1956d7934fa
SHA256

badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697
SHA512

04355b8aa106a2ab939afe4813e3e6b3ca8d246be6133b9440bca9939536cf77976a4b67ad83a56e77e8876869e1dfe2875e7d55ada3e5acbde3a7bf4b448a26

Score

10^/10

vobfus persistence worm

Malware Config

Signatures

Vobfus
A widespread worm which spreads via network drives and removable media.
worm vobfus

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

Script User-Agent 2 IoCs

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

Processes:

description	flow	ioc
HTTP User-Agent header	16	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	22	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

pid process

4452 badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

pid process

4452 badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

pid	process
4452	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
4452	badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe

C:\Users\Admin\AppData\Local\Temp\badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.exe
"C:\Users\Admin\AppData\Local\Temp\badbbc572435a7bfb674faf5ddd5b25c1d7a85b95c5c1458d1c0aab89587f697.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:4452

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads