vobfus | 551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d

General

Target

551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
Size

198KB
MD5

548244de662827dbd1860e89e5153c4d
SHA1

0c4055c05ef4eae82b3c2c1bfb649667894b9cb9
SHA256

551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d
SHA512

30f7a7ee6b2b4503239d0469ec8ddf65f1f4a6b4507f6707eeaf11481ac6b32fc74541149c019ee76df62d07dd4e424b338335bb5f786e91536c68a7bc445a62

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:

551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
Key created	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Run	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2559286294-2439613352-4032193287-1000\Software\Microsoft\Windows\CurrentVersion\Run\VLXHCMT5KJ = "C:\\Users\\Admin\\AppData\\Roaming\\AG58FPQON.exe"	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

Script User-Agent 2 IoCs

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

Processes:

description	flow	ioc
HTTP User-Agent header	14	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:

551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

pid process

4652 551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

pid process

4652 551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

pid	process
4652	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
4652	551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe

C:\Users\Admin\AppData\Local\Temp\551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.exe
"C:\Users\Admin\AppData\Local\Temp\551cec8833e30690097a47969c2b38daf77120ca8cf9bf2abf16bcbfb5b4578d.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:4652

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

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Downloads

memory/4652-115-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads