vidar | 165ca93b46d41f4fee59fa9b7a4df98c2c0bc214fdced954c4ad2b1ae9dadb9e

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 18:31

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General

Target

JaffaCakes118_cf2f37a9a9e86608356d46cd4506f435.exe
Size

716KB
MD5

cf2f37a9a9e86608356d46cd4506f435
SHA1

b375ed23d27460079dcdecd45600d113918fa6eb
SHA256

165ca93b46d41f4fee59fa9b7a4df98c2c0bc214fdced954c4ad2b1ae9dadb9e
SHA512

e1686c1e054dfa68b2776c3c6bbbc39d369bc59b2ce4d854c3a7c09e171a36af1222d1dfe4ab379ad8543fc24b34491917e0d60484737d266f4f76730d95e57f
SSDEEP

12288:DT8AaTku1tAN623yXWErwgrTRKGE/vNb/WzDvn3owx+pf87V7xwKTEKO9:vMb3AN623yXh2D/RWzDf3owx++Z7xl

Score

10^/10

vidar 933 discovery stealer

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

933

https://mas.to/@xeroxxx

Attributes

profile_id
933

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/2320-2-0x00000000008F0000-0x00000000009C6000-memory.dmp	family_vidar
behavioral1/memory/2320-3-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2320-20-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2320-18-0x00000000008F0000-0x00000000009C6000-memory.dmp	family_vidar
behavioral1/memory/2320-17-0x0000000000400000-0x00000000008E3000-memory.dmp	family_vidar

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	2320	WerFault.exe	30

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_cf2f37a9a9e86608356d46cd4506f435.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2880	2320	JaffaCakes118_cf2f37a9a9e86608356d46cd4506f435.exe	32
PID 2320 wrote to memory of 2880	2320	JaffaCakes118_cf2f37a9a9e86608356d46cd4506f435.exe	32
PID 2320 wrote to memory of 2880	2320	JaffaCakes118_cf2f37a9a9e86608356d46cd4506f435.exe	32
PID 2320 wrote to memory of 2880	2320	JaffaCakes118_cf2f37a9a9e86608356d46cd4506f435.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf2f37a9a9e86608356d46cd4506f435.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf2f37a9a9e86608356d46cd4506f435.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 1304
  2⤵
  - Program crash
  PID:2880

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/2320-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2320-2-0x00000000008F0000-0x00000000009C6000-memory.dmp

Filesize
856KB

Download
memory/2320-3-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2320-20-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2320-19-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2320-18-0x00000000008F0000-0x00000000009C6000-memory.dmp

Filesize
856KB

Download
memory/2320-17-0x0000000000400000-0x00000000008E3000-memory.dmp

Filesize
4.9MB

Download