vidar | 0a41ac447ff4faf14034103f4877b69b8718bd8b0982b3db42538e94fa7354d7

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/01/2025, 21:28

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General

Target

JaffaCakes118_be6d576d788c83fa6f27fabc0f091c48.exe
Size

721KB
MD5

be6d576d788c83fa6f27fabc0f091c48
SHA1

f9df22b12316bb911e54255b1379eea47654fe9c
SHA256

0a41ac447ff4faf14034103f4877b69b8718bd8b0982b3db42538e94fa7354d7
SHA512

512db300dd2bf9ae3eec601fbed4aae5a8e8a0d9960ef723be0dedd8da6256e57fe1132ae249e1bb2ccbdf5e6a176958b13ec961b0b8d8edafb5162090bb072f
SSDEEP

12288:zeS2Maj2qOBibAuene+Z/t3gvvYE44RYo0vZctNJflkwZGEX8cA0/M:dajFOBwAuenzcRYoM8nflxsEv

Score

10^/10

vidar 916 discovery stealer

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

916

https://mas.to/@xeroxxx

Attributes

profile_id
916

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Vidar family
vidar

Vidar Stealer 5 IoCs

stealer

resource	yara_rule
behavioral1/memory/3048-2-0x0000000002F80000-0x0000000003056000-memory.dmp	family_vidar
behavioral1/memory/3048-3-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/3048-20-0x0000000002F80000-0x0000000003056000-memory.dmp	family_vidar
behavioral1/memory/3048-18-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/3048-17-0x0000000000400000-0x0000000002F7E000-memory.dmp	family_vidar

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2640	3048	WerFault.exe	29

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	JaffaCakes118_be6d576d788c83fa6f27fabc0f091c48.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2640	3048	JaffaCakes118_be6d576d788c83fa6f27fabc0f091c48.exe	32
PID 3048 wrote to memory of 2640	3048	JaffaCakes118_be6d576d788c83fa6f27fabc0f091c48.exe	32
PID 3048 wrote to memory of 2640	3048	JaffaCakes118_be6d576d788c83fa6f27fabc0f091c48.exe	32
PID 3048 wrote to memory of 2640	3048	JaffaCakes118_be6d576d788c83fa6f27fabc0f091c48.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be6d576d788c83fa6f27fabc0f091c48.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be6d576d788c83fa6f27fabc0f091c48.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 864
  2⤵
  - Program crash
  PID:2640

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/3048-1-0x0000000003090000-0x0000000003190000-memory.dmp

Filesize
1024KB

Download
memory/3048-2-0x0000000002F80000-0x0000000003056000-memory.dmp

Filesize
856KB

Download
memory/3048-3-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/3048-20-0x0000000002F80000-0x0000000003056000-memory.dmp

Filesize
856KB

Download
memory/3048-19-0x0000000003090000-0x0000000003190000-memory.dmp

Filesize
1024KB

Download
memory/3048-18-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/3048-17-0x0000000000400000-0x0000000002F7E000-memory.dmp

Filesize
43.5MB

Download