vidar | 4d7a9afae8df2e7cedb7a9d6de3e09c740a5faeb011a82326d08c0d6b1d6bbb7

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 07:45

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General

Target

JaffaCakes118_93c3c688d2b514830fcf40e12c9afcc5.exe
Size

717KB
MD5

93c3c688d2b514830fcf40e12c9afcc5
SHA1

2e6a34c5c259c57591eadca38ccd5abdfaa823ea
SHA256

4d7a9afae8df2e7cedb7a9d6de3e09c740a5faeb011a82326d08c0d6b1d6bbb7
SHA512

d00f0933eb3664263b1d964436526b329f234a034ec71fb6debe59b3cbc16f2d21da600d870672625102c12a82035ffb945ce0907f4f6f2fac7d99bd56339ae6
SSDEEP

12288:Is3OfozweT6mC4NWf+8ImlGUhmp3fhIz4S//PdBGyozH0Egyb7Doq8Y+UiA:pSozYSWGtcGzCz4S//lkjT0l27Dp

Score

10^/10

vidar 1044 discovery stealer

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

1044

https://mas.to/@xeroxxx

Attributes

profile_id
1044

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/2920-2-0x00000000002E0000-0x00000000003B6000-memory.dmp	family_vidar
behavioral1/memory/2920-3-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2920-19-0x0000000000400000-0x00000000008E3000-memory.dmp	family_vidar
behavioral1/memory/2920-22-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2920-20-0x00000000002E0000-0x00000000003B6000-memory.dmp	family_vidar

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	2920	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_93c3c688d2b514830fcf40e12c9afcc5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 2660	2920	JaffaCakes118_93c3c688d2b514830fcf40e12c9afcc5.exe	28
PID 2920 wrote to memory of 2660	2920	JaffaCakes118_93c3c688d2b514830fcf40e12c9afcc5.exe	28
PID 2920 wrote to memory of 2660	2920	JaffaCakes118_93c3c688d2b514830fcf40e12c9afcc5.exe	28
PID 2920 wrote to memory of 2660	2920	JaffaCakes118_93c3c688d2b514830fcf40e12c9afcc5.exe	28

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_93c3c688d2b514830fcf40e12c9afcc5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_93c3c688d2b514830fcf40e12c9afcc5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2920
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 684
  2⤵
  - Program crash
  PID:2660

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/2920-1-0x00000000009A0000-0x0000000000AA0000-memory.dmp

Filesize
1024KB

Download
memory/2920-2-0x00000000002E0000-0x00000000003B6000-memory.dmp

Filesize
856KB

Download
memory/2920-3-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2920-21-0x00000000009A0000-0x0000000000AA0000-memory.dmp

Filesize
1024KB

Download
memory/2920-19-0x0000000000400000-0x00000000008E3000-memory.dmp

Filesize
4.9MB

Download
memory/2920-22-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2920-20-0x00000000002E0000-0x00000000003B6000-memory.dmp

Filesize
856KB

Download