vidar | 65e225c8c6394c626a8c9c10551df2517e4d3988ddaf34b2339c65074b0fef85

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
09/01/2025, 07:57

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General

Target

JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe
Size

872KB
MD5

c2d6659d1cac1af139ded8d7b5649454
SHA1

a5408a4c994ba710b2137c9da64113a5a75efe67
SHA256

65e225c8c6394c626a8c9c10551df2517e4d3988ddaf34b2339c65074b0fef85
SHA512

85727986c6306abc7c813df0d1108af0b4ef5886425e8053831928bb323570f1663cd17d7f9db606c2b2ae8f34bce5432a8daccef43240917829831cd7f83d14
SSDEEP

24576:2vLjiXcvLx5UCcoGWTUchpx0sEvQtyVbOt:2DjiMvFvcoGWAchpOs9t

Score

10^/10

vidar 517 discovery stealer

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

517

https://mas.to/@xeroxxx

Attributes

profile_id
517

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/2360-4-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2360-8-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/1924-7-0x0000000004860000-0x0000000004936000-memory.dmp	family_vidar
behavioral1/memory/2360-6-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2360-22-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1924 set thread context of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2716	2360	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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_c2d6659d1cac1af139ded8d7b5649454.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 1924 wrote to memory of 2360	1924	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	30
PID 2360 wrote to memory of 2716	2360	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	32
PID 2360 wrote to memory of 2716	2360	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	32
PID 2360 wrote to memory of 2716	2360	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	32
PID 2360 wrote to memory of 2716	2360	JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2d6659d1cac1af139ded8d7b5649454.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 1036
    3⤵
    - Program crash
    PID:2716

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

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Downloads

memory/1924-1-0x0000000003000000-0x0000000003100000-memory.dmp

Filesize
1024KB

Download
memory/1924-7-0x0000000004860000-0x0000000004936000-memory.dmp

Filesize
856KB

Download
memory/2360-4-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2360-8-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2360-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2360-6-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2360-22-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download