vidar | afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5

Analysis

max time kernel
125s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 02:02

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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 discovery 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

resource	yara_rule
behavioral2/memory/3476-2-0x00000000022C0000-0x00000000022F1000-memory.dmp	family_vidar_v7
behavioral2/memory/2912-5-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/2912-6-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/2912-3-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/2912-20-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3476 set thread context of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3792	2912	WerFault.exe	89

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	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89
PID 3476 wrote to memory of 2912	3476	afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe	89

C:\Users\Admin\AppData\Local\Temp\afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
"C:\Users\Admin\AppData\Local\Temp\afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3476
- C:\Users\Admin\AppData\Local\Temp\afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe
  "C:\Users\Admin\AppData\Local\Temp\afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 2224
    3⤵
    - Program crash
    PID:3792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2912 -ip 2912
1⤵
PID:4360

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4060,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4112 /prefetch:8
1⤵
PID:1756

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/2912-5-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2912-6-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2912-3-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2912-20-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/3476-1-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/3476-2-0x00000000022C0000-0x00000000022F1000-memory.dmp

Filesize
196KB

Download