vidar | d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858

General

Target

d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe
Size

345KB
MD5

2689f2d838d1efd4a2f025ec28eb2590
SHA1

912daaf0ce1e3403b0b9e911d331f02cceebdc49
SHA256

d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858
SHA512

80d31aae3afe2754c63a3ad95bcd7b5dd3d41e0f0b597b38efab52d42491011ef8ac5ec526e3f4d4288de26c108dc3561914fa59adc89af049316a19a7f9afa6
SSDEEP

6144:Ee7/cRR+JQ8mjAnN3yf8Hwjq4LQvwKnNGBf5UkNEH9IuyyrYJu1:EY6R+JQXjAnN3ykQO4L14Y6wmOnyrYJM

Score

10^/10

vidar discovery stealer

Malware Config

Extracted

Family

vidar

C2

https://t.me/sc1phell

https://steamcommunity.com/profiles/76561199819539662

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 5 IoCs

stealer

resource	yara_rule
behavioral2/memory/3532-4-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3532-5-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3532-6-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3532-8-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3532-15-0x0000000000400000-0x0000000000422000-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 5104 set thread context of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4428	5104	WerFault.exe	82

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	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 5104 wrote to memory of 228	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	86
PID 5104 wrote to memory of 228	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	86
PID 5104 wrote to memory of 228	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	86
PID 5104 wrote to memory of 3308	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	87
PID 5104 wrote to memory of 3308	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	87
PID 5104 wrote to memory of 3308	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	87
PID 5104 wrote to memory of 2808	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	88
PID 5104 wrote to memory of 2808	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	88
PID 5104 wrote to memory of 2808	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	88
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89
PID 5104 wrote to memory of 3532	5104	d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe	89

C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe
"C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5104
- C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe
  "C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe"
  2⤵
  PID:228
- C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe
  "C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe"
  2⤵
  PID:3308
- C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe
  "C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe"
  2⤵
  PID:2808
- C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe
  "C:\Users\Admin\AppData\Local\Temp\d0138bbd22d79a9895fade5cbc3ae253988b9e83b494a2247e921f15b2954858.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3532
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 840
  2⤵
  - Program crash
  PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5104 -ip 5104
1⤵
PID:4712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3532-4-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3532-5-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3532-6-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3532-8-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3532-15-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5104-0-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

Filesize
4KB

Download
memory/5104-1-0x0000000000640000-0x000000000069E000-memory.dmp

Filesize
376KB

Download
memory/5104-2-0x0000000005590000-0x0000000005B34000-memory.dmp

Filesize
5.6MB

Download
memory/5104-7-0x0000000074CF0000-0x00000000754A0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing