vidar | c5ff8c9ec98f44163a3da8555205f97ab01392216e371fe3e9f81f142f387bb3

Analysis

max time kernel
27s
max time network
36s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
11-02-2025 06:18

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General

Target

Setup.exe
Size

78.9MB
MD5

2879c2ed17dfcdcf548cc71de5ef374b
SHA1

5697a85f1f38149723a157697523f36932fa880c
SHA256

c5ff8c9ec98f44163a3da8555205f97ab01392216e371fe3e9f81f142f387bb3
SHA512

0cd7bb8b86470a2dc21d23ffb69a14dcd1f07896399de50a8171b76cb5e342c6a72b6b0fb7379652aa71f0ae69fc1ac30350b959906e29e2896461c9a92c7023
SSDEEP

98304:Ugh4cAFlG+Jhhwb+8MeGx2RVtT42cPcUaIp2vUsMiLJ:xhRAO+UJR82SOv

Score

10^/10

vidar discovery stealer

Malware Config

Extracted

Family

vidar

https://t.me/sok33tn

https://steamcommunity.com/profiles/76561199824159981

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0

Signatures

Detect Vidar Stealer 3 IoCs

stealer

resource	yara_rule
behavioral1/memory/2796-1-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral1/memory/2796-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral1/memory/2796-3-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Vidar family
vidar

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3048 set thread context of 2796	3048	Setup.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	Setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30
PID 3048 wrote to memory of 2796	3048	Setup.exe	30

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2796

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/2796-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2796-1-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2796-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2796-3-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download