vidar | 48215bd9b4d020a4760a0ce57d0ba081c0cc85164813827b976b0290b99632eb

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 13:17

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General

Target

afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
Size

277KB
MD5

8dae8b6a6be6e3527183594d1c26a2d3
SHA1

b87e40cee60869a36e79c88c8a3a34baf0bc4889
SHA256

afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5
SHA512

0bf065700db647efba39a13a58242a595907e6c11885575cf0bdad9e23ab40583c8a6535464e46d75d075e20d88b7a6305a761df9da787fdc8728483dd48f96e
SSDEEP

6144:GtcSsUDC2OZuhYRQqPY3x/OKV/LYZsTZgzENh+a1:TSsUO2cuhY1m/VYZsI

Score

10^/10

vidar 5739ef2bbcd39fcd59c5746bfe4238c5 stealer

Malware Config

Extracted

Family

vidar

Version

8.6

Botnet

5739ef2bbcd39fcd59c5746bfe4238c5

https://steamcommunity.com/profiles/76561199658817715

https://t.me/sa9ok

Attributes

profile_id_v2
5739ef2bbcd39fcd59c5746bfe4238c5
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36

Signatures

Detect Vidar Stealer 5 IoCs

stealer

Processes:

resource	yara_rule
behavioral2/memory/2104-2-0x0000000000720000-0x0000000000751000-memory.dmp	family_vidar_v7
behavioral2/memory/3944-3-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/3944-5-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/3944-6-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/3944-8-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe

description	pid	process	target process
PID 2104 set thread context of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4612 3944 WerFault.exe afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe

pid	pid_target	process	target process
4612	3944	WerFault.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe

description	pid	process	target process
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
PID 2104 wrote to memory of 3944	2104	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe

C:\Users\Admin\AppData\Local\Temp\afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
"C:\Users\Admin\AppData\Local\Temp\afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2104

C:\Users\Admin\AppData\Local\Temp\afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
"C:\Users\Admin\AppData\Local\Temp\afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe"
2⤵
PID:3944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3944 -s 2036
3⤵
- Program crash
PID:4612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3944 -ip 3944
1⤵
PID:2696

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2104-1-0x0000000000760000-0x0000000000860000-memory.dmp

Filesize
1024KB

Download
memory/2104-2-0x0000000000720000-0x0000000000751000-memory.dmp

Filesize
196KB

Download
memory/3944-3-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/3944-5-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/3944-6-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/3944-8-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download