vidar | 81136dca1d7943435b75e587b5d5855a83dd2a58e639c059aed0fe15e3f49b2d

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
07-01-2025 05:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_50ae704cafeba5b700d5fbb6dc68f262.exe
Size

766KB
MD5

50ae704cafeba5b700d5fbb6dc68f262
SHA1

4fde265276a804e09a9888de211f070c41146ca3
SHA256

81136dca1d7943435b75e587b5d5855a83dd2a58e639c059aed0fe15e3f49b2d
SHA512

2d5ff42ae151412e17fdf0217ca6b23632a10c62857ae81baf76ed8855f447ac21313c135f6c2f69952e9f3524e20398fcb2e6e4db9ef00b06d35e6355cee4b1
SSDEEP

12288:DlA/9z2Jtv21nf3ELaUqjXn3YLkkmO8tXsOhdY5fhbJJ5X+ZwAieDqjdROcuFAqL:DOzQ81/oaUQXnoLkk81i5f7fwqjPOcs

Score

10^/10

vidar 865 discovery stealer

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

865

https://mas.to/@xeroxxx

Attributes

profile_id
865

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/1820-2-0x00000000008F0000-0x00000000009C6000-memory.dmp	family_vidar
behavioral1/memory/1820-3-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/1820-20-0x00000000008F0000-0x00000000009C6000-memory.dmp	family_vidar
behavioral1/memory/1820-18-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/1820-17-0x0000000000400000-0x00000000008EE000-memory.dmp	family_vidar

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1676	1820	WerFault.exe	27

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_50ae704cafeba5b700d5fbb6dc68f262.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 1676	1820	JaffaCakes118_50ae704cafeba5b700d5fbb6dc68f262.exe	29
PID 1820 wrote to memory of 1676	1820	JaffaCakes118_50ae704cafeba5b700d5fbb6dc68f262.exe	29
PID 1820 wrote to memory of 1676	1820	JaffaCakes118_50ae704cafeba5b700d5fbb6dc68f262.exe	29
PID 1820 wrote to memory of 1676	1820	JaffaCakes118_50ae704cafeba5b700d5fbb6dc68f262.exe	29

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50ae704cafeba5b700d5fbb6dc68f262.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50ae704cafeba5b700d5fbb6dc68f262.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 1040
  2⤵
  - Program crash
  PID:1676

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

Loading Replay Monitor...

Downloads

memory/1820-1-0x0000000000A40000-0x0000000000B40000-memory.dmp

Filesize
1024KB

Download
memory/1820-2-0x00000000008F0000-0x00000000009C6000-memory.dmp

Filesize
856KB

Download
memory/1820-3-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1820-20-0x00000000008F0000-0x00000000009C6000-memory.dmp

Filesize
856KB

Download
memory/1820-19-0x0000000000A40000-0x0000000000B40000-memory.dmp

Filesize
1024KB

Download
memory/1820-18-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1820-17-0x0000000000400000-0x00000000008EE000-memory.dmp

Filesize
4.9MB

Download