vanillarat | d6ad0ea43ece76535a0bf29a87552322b10b20de841fec04775236e89b35a3b1

Analysis

max time kernel
149s
max time network
146s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
14-11-2024 20:12

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General

Target

yassser.exe
Size

114KB
MD5

5c116ad107b34c9c7ca27b31ee714c2a
SHA1

5e9ba209cfbe798ddfd29739ccb9ad2d330a7558
SHA256

d6ad0ea43ece76535a0bf29a87552322b10b20de841fec04775236e89b35a3b1
SHA512

d70155ec7ffbfc4588bc5d0aad1c9f98f16ef519b38b6bd9e454a73b3b51d76bf1f8f1623c7a0817364196cb241996a8fc938fddce1996207632832f6daec7f3
SSDEEP

3072:NgZApdYrD28fbJB2yLtyTcbjjxK3QdjrxivW+DXnH4vymbI18:N/pe1J0cbXtrxivW+D34vu

Score

10^/10

vanillarat discovery rat

Malware Config

Signatures

VanillaRat
VanillaRat is an advanced remote administration tool coded in C#.
rat vanillarat
Vanillarat family
vanillarat

Vanilla Rat payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/3164-1-0x0000000000E10000-0x0000000000E32000-memory.dmp	vanillarat

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	yassser.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
580	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
580	vlc.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
580	vlc.exe
580	vlc.exe
580	vlc.exe
580	vlc.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
580	vlc.exe
580	vlc.exe
580	vlc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
580	vlc.exe

C:\Users\Admin\AppData\Local\Temp\yassser.exe
"C:\Users\Admin\AppData\Local\Temp\yassser.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3164

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\Desktop\StopTrace.bat" "
1⤵
PID:1152

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\Desktop\StopTrace.bat" "
1⤵
PID:1908

C:\Program Files\VideoLAN\VLC\vlc.exe
"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\ResumeDismount.ogg"
1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/580-20-0x00007FF7037F0000-0x00007FF7038E8000-memory.dmp

Filesize
992KB

Download
memory/580-21-0x00007FFDA3130000-0x00007FFDA3164000-memory.dmp

Filesize
208KB

Download
memory/580-22-0x00007FFD8E210000-0x00007FFD8E4C6000-memory.dmp

Filesize
2.7MB

Download
memory/580-23-0x00007FFD8C560000-0x00007FFD8D610000-memory.dmp

Filesize
16.7MB

Download
memory/3164-0-0x000000007521E000-0x000000007521F000-memory.dmp

Filesize
4KB

Download
memory/3164-1-0x0000000000E10000-0x0000000000E32000-memory.dmp

Filesize
136KB

Download
memory/3164-2-0x0000000005F30000-0x00000000064D6000-memory.dmp

Filesize
5.6MB

Download
memory/3164-3-0x0000000005980000-0x0000000005A12000-memory.dmp

Filesize
584KB

Download
memory/3164-4-0x00000000058F0000-0x00000000058FA000-memory.dmp

Filesize
40KB

Download
memory/3164-5-0x0000000075210000-0x00000000759C1000-memory.dmp

Filesize
7.7MB

Download
memory/3164-6-0x000000007521E000-0x000000007521F000-memory.dmp

Filesize
4KB

Download
memory/3164-7-0x0000000075210000-0x00000000759C1000-memory.dmp

Filesize
7.7MB

Download