vidar | 364347ce5826a20988540caea0596f003ca50e55ed102d0cb848c0dc49d32a5e

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05/01/2025, 12:36

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General

Target

JaffaCakes118_a48405bfd757b32b553f0223946b25b0.exe
Size

743KB
MD5

a48405bfd757b32b553f0223946b25b0
SHA1

aff40b5163c7c7b11067af6e09ab4f186536ec21
SHA256

364347ce5826a20988540caea0596f003ca50e55ed102d0cb848c0dc49d32a5e
SHA512

bf34f5fce9d40c70dd478901c27f27e2426dec6b4507ae948cc0d8d0dd64d4124fec94c78e0e02e09d068ee0ac26ed49bf90dfc765a38d7323f093a7efc15d80
SSDEEP

12288:+/GNpYQD+IyEj6g+A4WcroP2xwwxF+dF6gEDW4qahUNlE/KfqbvBkUv1ktn:+egQD+++g+A/PhwxFBInAUI/Fk3

Score

10^/10

vidar 937 discovery stealer

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

937

https://mas.to/@oleg98

Attributes

profile_id
937

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/1012-3-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/1012-2-0x0000000002FC0000-0x0000000003096000-memory.dmp	family_vidar
behavioral1/memory/1012-20-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/1012-22-0x0000000002FC0000-0x0000000003096000-memory.dmp	family_vidar
behavioral1/memory/1012-19-0x0000000000400000-0x000000000172D000-memory.dmp	family_vidar

Program crash 1 IoCs

pid	pid_target	Process
2772	1012	WerFault.exe

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_a48405bfd757b32b553f0223946b25b0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1012 wrote to memory of 2772	1012	JaffaCakes118_a48405bfd757b32b553f0223946b25b0.exe	30
PID 1012 wrote to memory of 2772	1012	JaffaCakes118_a48405bfd757b32b553f0223946b25b0.exe	30
PID 1012 wrote to memory of 2772	1012	JaffaCakes118_a48405bfd757b32b553f0223946b25b0.exe	30
PID 1012 wrote to memory of 2772	1012	JaffaCakes118_a48405bfd757b32b553f0223946b25b0.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a48405bfd757b32b553f0223946b25b0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a48405bfd757b32b553f0223946b25b0.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1012 -s 1372
  2⤵
  - Program crash
  PID:2772

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/1012-3-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1012-2-0x0000000002FC0000-0x0000000003096000-memory.dmp

Filesize
856KB

Download
memory/1012-1-0x00000000017A0000-0x00000000018A0000-memory.dmp

Filesize
1024KB

Download
memory/1012-21-0x00000000017A0000-0x00000000018A0000-memory.dmp

Filesize
1024KB

Download
memory/1012-20-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1012-22-0x0000000002FC0000-0x0000000003096000-memory.dmp

Filesize
856KB

Download
memory/1012-19-0x0000000000400000-0x000000000172D000-memory.dmp

Filesize
19.2MB

Download