vidar | 36b9f7e554951267e2be8ca78b534aa437db0eb6bdde77bfc3c762b295db2863

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27-09-2024 08:17

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General

Target

1be3c1282633412bb5e659c7245f0d8c.exe
Size

430KB
MD5

1be3c1282633412bb5e659c7245f0d8c
SHA1

bd13d8134f6a26228376f2b505ce927cd0ed1e22
SHA256

36b9f7e554951267e2be8ca78b534aa437db0eb6bdde77bfc3c762b295db2863
SHA512

ebbb479d36154e58c395122a1fb205cf6e0f0545dbcd5633f30e5624d5135f0404469214bfd30bfac1567c7a90ed0e6bb4a34cbde0c644d9072fa988e00d2d31
SSDEEP

6144:W6Lwr4IXhfo7fNnXLGM6RB5jy5Naw/0SZ1voH+eSgThM/5ym/5:W6sr4uw7NnXLGMYqHNRgTCs

Score

10^/10

vidar 69718648b6ac21581f837b0d07326407 credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

Botnet

69718648b6ac21581f837b0d07326407

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Signatures

Detect Vidar Stealer 6 IoCs

stealer

resource	yara_rule
behavioral2/memory/2596-2-0x00000000023D0000-0x0000000002431000-memory.dmp	family_vidar_v7
behavioral2/memory/2596-5-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2596-14-0x00000000023D0000-0x0000000002431000-memory.dmp	family_vidar_v7
behavioral2/memory/2596-13-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2596-74-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2596-75-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	1be3c1282633412bb5e659c7245f0d8c.exe

Loads dropped DLL 2 IoCs

pid	Process
2596	1be3c1282633412bb5e659c7245f0d8c.exe
2596	1be3c1282633412bb5e659c7245f0d8c.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 30 IoCs

pid	pid_target	Process	procid_target
3984	2596	WerFault.exe	81
2468	2596	WerFault.exe	81
3820	2596	WerFault.exe	81
2632	2596	WerFault.exe	81
232	2596	WerFault.exe	81
2040	2596	WerFault.exe	81
640	2596	WerFault.exe	81
2308	2596	WerFault.exe	81
5084	2596	WerFault.exe	81
5016	2596	WerFault.exe	81
776	2596	WerFault.exe	81
3168	2596	WerFault.exe	81
4964	2596	WerFault.exe	81
1320	2596	WerFault.exe	81
5024	2596	WerFault.exe	81
3676	2596	WerFault.exe	81
860	2596	WerFault.exe	81
3448	2596	WerFault.exe	81
4396	2596	WerFault.exe	81
4328	2596	WerFault.exe	81
4236	2596	WerFault.exe	81
1500	2596	WerFault.exe	81
440	2596	WerFault.exe	81
2108	2596	WerFault.exe	81
3164	2596	WerFault.exe	81
972	2596	WerFault.exe	81
4416	2596	WerFault.exe	81
2504	2596	WerFault.exe	81
1536	2596	WerFault.exe	81
1020	2596	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 3 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	1be3c1282633412bb5e659c7245f0d8c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	1be3c1282633412bb5e659c7245f0d8c.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	1be3c1282633412bb5e659c7245f0d8c.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3168	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2596	1be3c1282633412bb5e659c7245f0d8c.exe
2596	1be3c1282633412bb5e659c7245f0d8c.exe
2596	1be3c1282633412bb5e659c7245f0d8c.exe
2596	1be3c1282633412bb5e659c7245f0d8c.exe
2596	1be3c1282633412bb5e659c7245f0d8c.exe
2596	1be3c1282633412bb5e659c7245f0d8c.exe
2596	1be3c1282633412bb5e659c7245f0d8c.exe
2596	1be3c1282633412bb5e659c7245f0d8c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 4260	2596	1be3c1282633412bb5e659c7245f0d8c.exe	148
PID 2596 wrote to memory of 4260	2596	1be3c1282633412bb5e659c7245f0d8c.exe	148
PID 2596 wrote to memory of 4260	2596	1be3c1282633412bb5e659c7245f0d8c.exe	148
PID 4260 wrote to memory of 3168	4260	cmd.exe	151
PID 4260 wrote to memory of 3168	4260	cmd.exe	151
PID 4260 wrote to memory of 3168	4260	cmd.exe	151

C:\Users\Admin\AppData\Local\Temp\1be3c1282633412bb5e659c7245f0d8c.exe
"C:\Users\Admin\AppData\Local\Temp\1be3c1282633412bb5e659c7245f0d8c.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 828
  2⤵
  - Program crash
  PID:3984
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 860
  2⤵
  - Program crash
  PID:2468
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 860
  2⤵
  - Program crash
  PID:3820
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 844
  2⤵
  - Program crash
  PID:2632
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 972
  2⤵
  - Program crash
  PID:232
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 976
  2⤵
  - Program crash
  PID:2040
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 1516
  2⤵
  - Program crash
  PID:640
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 1580
  2⤵
  - Program crash
  PID:2308
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 1796
  2⤵
  - Program crash
  PID:5084
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 1776
  2⤵
  - Program crash
  PID:5016
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 1592
  2⤵
  - Program crash
  PID:776
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 1644
  2⤵
  - Program crash
  PID:3168
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2144
  2⤵
  - Program crash
  PID:4964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2168
  2⤵
  - Program crash
  PID:1320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2320
  2⤵
  - Program crash
  PID:5024
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2332
  2⤵
  - Program crash
  PID:3676
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2192
  2⤵
  - Program crash
  PID:860
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2376
  2⤵
  - Program crash
  PID:3448
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2412
  2⤵
  - Program crash
  PID:4396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2180
  2⤵
  - Program crash
  PID:4328
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2444
  2⤵
  - Program crash
  PID:4236
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2424
  2⤵
  - Program crash
  PID:1500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2472
  2⤵
  - Program crash
  PID:440
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 1208
  2⤵
  - Program crash
  PID:2108
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2392
  2⤵
  - Program crash
  PID:3164
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2368
  2⤵
  - Program crash
  PID:972
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 2204
  2⤵
  - Program crash
  PID:4416
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 3176
  2⤵
  - Program crash
  PID:2504
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 3224
  2⤵
  - Program crash
  PID:1536
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\HJKECAAAFHJE" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4260
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 10
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3168
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 3168
  2⤵
  - Program crash
  PID:1020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2596 -ip 2596
1⤵
PID:3260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2596 -ip 2596
1⤵
PID:3292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2596 -ip 2596
1⤵
PID:636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2596 -ip 2596
1⤵
PID:3252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2596 -ip 2596
1⤵
PID:3500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2596 -ip 2596
1⤵
PID:4748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2596 -ip 2596
1⤵
PID:1872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2596 -ip 2596
1⤵
PID:2108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2596 -ip 2596
1⤵
PID:972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2596 -ip 2596
1⤵
PID:4720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2596 -ip 2596
1⤵
PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2596 -ip 2596
1⤵
PID:4204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 2596 -ip 2596
1⤵
PID:4276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 2596 -ip 2596
1⤵
PID:4440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 2596 -ip 2596
1⤵
PID:1184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 616 -p 2596 -ip 2596
1⤵
PID:3672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 2596 -ip 2596
1⤵
PID:1696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2596 -ip 2596
1⤵
PID:3952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 648 -p 2596 -ip 2596
1⤵
PID:3396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 632 -p 2596 -ip 2596
1⤵
PID:4336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 652 -p 2596 -ip 2596
1⤵
PID:4636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 2596 -ip 2596
1⤵
PID:808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 652 -p 2596 -ip 2596
1⤵
PID:620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 680 -p 2596 -ip 2596
1⤵
PID:888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 700 -p 2596 -ip 2596
1⤵
PID:3224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 684 -p 2596 -ip 2596
1⤵
PID:3176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 708 -p 2596 -ip 2596
1⤵
PID:5084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 704 -p 2596 -ip 2596
1⤵
PID:1692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 644 -p 2596 -ip 2596
1⤵
PID:724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 692 -p 2596 -ip 2596
1⤵
PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/2596-1-0x00000000008F0000-0x00000000009F0000-memory.dmp

Filesize
1024KB

Download
memory/2596-2-0x00000000023D0000-0x0000000002431000-memory.dmp

Filesize
388KB

Download
memory/2596-5-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2596-12-0x00000000008F0000-0x00000000009F0000-memory.dmp

Filesize
1024KB

Download
memory/2596-14-0x00000000023D0000-0x0000000002431000-memory.dmp

Filesize
388KB

Download
memory/2596-13-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2596-16-0x00000000150F0000-0x000000001534F000-memory.dmp

Filesize
2.4MB

Download
memory/2596-74-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2596-75-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download