vidar | 230d14997dbfa46128e59c5e2b54f542adb297b1b034f740078fb8d8c03d3df8

Analysis

max time kernel
148s
max time network
127s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250207-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250207-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
16-02-2025 12:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Setup.exe
Size

131KB
MD5

2dfce881ad2ca0ca30c5ed6a92230b3f
SHA1

c6792769d515fe768c4b81b123127cb0a08bd4ce
SHA256

230d14997dbfa46128e59c5e2b54f542adb297b1b034f740078fb8d8c03d3df8
SHA512

90c54deefd38e9c3c581bf504cc9db986526551690f983ff9d6a5caaa16d19d9d69143ab878a9cc95087851a26b537f3893f503b025d6024f4bcea58e18fc889
SSDEEP

3072:uTOaWIM8/sjX/6jrvDmCIsqIAOb84vOyHAqbsmghhL:NIM80jXSfbqG8QOCbsphL

Score

10^/10

vidar credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

https://t.me/b4cha00

https://steamcommunity.com/profiles/76561199825403037

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:137.0) Gecko/20100101 Firefox/137.0

Signatures

Detect Vidar Stealer 15 IoCs

stealer

resource	yara_rule
behavioral2/memory/636-5-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-6-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-7-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-9-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-10-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-12-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-13-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-14-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-39-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-49-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-50-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-51-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-52-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-53-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/636-54-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7

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

Uses browser remote debugging 2 TTPs 4 IoCs

Can be used control the browser and steal sensitive information such as credentials and session cookies.

credential_access stealer

Steal Web Session Cookie

T1539

Modify Authentication Process

T1556

pid	Process
3692	chrome.exe
1780	chrome.exe
2424	chrome.exe
4804	chrome.exe

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
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4972 set thread context of 636	4972	Setup.exe	88

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SystemTemp	chrome.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1444	4972	WerFault.exe	86

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	Setup.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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Setup.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133841844377913440"	chrome.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
636	Setup.exe
636	Setup.exe
636	Setup.exe
636	Setup.exe
2424	chrome.exe
2424	chrome.exe
636	Setup.exe
636	Setup.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

pid	Process
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2424	chrome.exe
Token: SeCreatePagefilePrivilege	2424	chrome.exe
Token: SeShutdownPrivilege	2424	chrome.exe
Token: SeCreatePagefilePrivilege	2424	chrome.exe
Token: SeShutdownPrivilege	2424	chrome.exe
Token: SeCreatePagefilePrivilege	2424	chrome.exe
Token: SeShutdownPrivilege	2424	chrome.exe
Token: SeCreatePagefilePrivilege	2424	chrome.exe
Token: SeShutdownPrivilege	2424	chrome.exe
Token: SeCreatePagefilePrivilege	2424	chrome.exe
Token: SeShutdownPrivilege	2424	chrome.exe
Token: SeCreatePagefilePrivilege	2424	chrome.exe
Token: SeShutdownPrivilege	2424	chrome.exe
Token: SeCreatePagefilePrivilege	2424	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe
2424	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 4972 wrote to memory of 636	4972	Setup.exe	88
PID 636 wrote to memory of 2424	636	Setup.exe	98
PID 636 wrote to memory of 2424	636	Setup.exe	98
PID 2424 wrote to memory of 3560	2424	chrome.exe	99
PID 2424 wrote to memory of 3560	2424	chrome.exe	99
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 4100	2424	chrome.exe	100
PID 2424 wrote to memory of 1980	2424	chrome.exe	101
PID 2424 wrote to memory of 1980	2424	chrome.exe	101
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102
PID 2424 wrote to memory of 4536	2424	chrome.exe	102

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:4972
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:636
- - C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --profile-directory="Default"
    3⤵
    - Uses browser remote debugging
    - Drops file in Windows directory
    - Enumerates system info in registry
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2424
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0x21c,0x220,0x224,0x1f8,0x228,0x7ffee434cc40,0x7ffee434cc4c,0x7ffee434cc58
      4⤵
      PID:3560
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1948,i,3570687649720955054,15661763429976168241,262144 --variations-seed-version=20250210-180233.097000 --mojo-platform-channel-handle=1916 /prefetch:2
      4⤵
      PID:4100
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=1988,i,3570687649720955054,15661763429976168241,262144 --variations-seed-version=20250210-180233.097000 --mojo-platform-channel-handle=2000 /prefetch:3
      4⤵
      PID:1980
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2280,i,3570687649720955054,15661763429976168241,262144 --variations-seed-version=20250210-180233.097000 --mojo-platform-channel-handle=2292 /prefetch:8
      4⤵
      PID:4536
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3232,i,3570687649720955054,15661763429976168241,262144 --variations-seed-version=20250210-180233.097000 --mojo-platform-channel-handle=3240 /prefetch:1
      4⤵
      Uses browser remote debugging
      PID:3692
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3260,i,3570687649720955054,15661763429976168241,262144 --variations-seed-version=20250210-180233.097000 --mojo-platform-channel-handle=3248 /prefetch:1
      4⤵
      Uses browser remote debugging
      PID:4804
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4576,i,3570687649720955054,15661763429976168241,262144 --variations-seed-version=20250210-180233.097000 --mojo-platform-channel-handle=4332 /prefetch:1
      4⤵
      Uses browser remote debugging
      PID:1780
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4940,i,3570687649720955054,15661763429976168241,262144 --variations-seed-version=20250210-180233.097000 --mojo-platform-channel-handle=4952 /prefetch:8
      4⤵
      PID:4092
  - - C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=5032,i,3570687649720955054,15661763429976168241,262144 --variations-seed-version=20250210-180233.097000 --mojo-platform-channel-handle=4948 /prefetch:8
      4⤵
      PID:4052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4972 -s 1108
  2⤵
  - Program crash
  PID:1444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4972 -ip 4972
1⤵
PID:1660

C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
1⤵
PID:1376

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:4472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Modify Authentication Process

T1556

Privilege Escalation

Defense Evasion

Modify Authentication Process

T1556

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Modify Authentication Process

T1556

Steal Web Session Cookie

T1539

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState

Filesize
649B

MD5
c86234e1a6964848780dffa55d01078d

SHA1
f0be0d6f090b637162e81a833e9361d1eb5579ee

SHA256
be0bf93b4d9a1ce95730036f66a96a6bb16666207c4cc9669fba3de8dcfb249c

SHA512
19250a579757162ed215a32dbc7552613b46e5e1b989db642eb40fec7179db4377c5189c7275cb127e7e633fb1dd752c31923fed961b749fde0b93834af15639

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

Download Submit
memory/636-12-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-54-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-6-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-7-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-9-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-5-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-10-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-50-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-13-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-14-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-53-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-52-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-39-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-51-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/636-49-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/4972-8-0x0000000072720000-0x0000000072ED1000-memory.dmp

Filesize
7.7MB

Download
memory/4972-1-0x0000000000C40000-0x0000000000C6A000-memory.dmp

Filesize
168KB

Download
memory/4972-2-0x00000000059A0000-0x0000000005F46000-memory.dmp

Filesize
5.6MB

Download
memory/4972-4-0x0000000072720000-0x0000000072ED1000-memory.dmp

Filesize
7.7MB

Download
memory/4972-0-0x000000007272E000-0x000000007272F000-memory.dmp

Filesize
4KB

Download