vidar | 1fed343aeac08b762cc565480913c8d0abfde1f3b18c79dc9e0a5133da903c46

Analysis

max time kernel
131s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
19-02-2025 19:58

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General

Target

1.exe
Size

1.5MB
MD5

efc2de49c53a388807ef989c2f6efa46
SHA1

4ae5eeb4363c9f8b04bab4a1e40e4f057f74896c
SHA256

1fed343aeac08b762cc565480913c8d0abfde1f3b18c79dc9e0a5133da903c46
SHA512

3d4cdb9470c652edbf7b900f66b7885da903fe735d3fe08f7db6c7f082fe8c18630280dbb1b1476529135cb43ffd09b6247a798955e9e34456b3eb890c89f2b1
SSDEEP

24576:dRrnyyHUF9Du6bbPJJ2sm5ChFzK8Pka0HEI1od8RbEYdmJl57BWBBkok4+i/Hjzw:dJvHku6iT5kK84Y8R7duWxk4+wHjzUBX

Score

10^/10

vidar credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

https://t.me/g02f04

https://steamcommunity.com/profiles/76561199828130190

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/131.0.0.0 Safari/537.36 OPR/116.0.0.0

Signatures

Detect Vidar Stealer 12 IoCs

stealer

resource	yara_rule
behavioral2/memory/3948-1-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-9-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-10-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-11-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-12-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-46-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-50-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-51-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-54-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-58-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/3948-59-0x0000000000400000-0x0000000000422000-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
1252	chrome.exe
1296	chrome.exe
208	chrome.exe
216	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 5060 set thread context of 3948	5060	1.exe	84

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1.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	1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	1.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	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 = "133844687201047851"	chrome.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3948	1.exe
3948	1.exe
3948	1.exe
3948	1.exe
1252	chrome.exe
1252	chrome.exe
3948	1.exe
3948	1.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

pid	Process
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1252	chrome.exe
Token: SeCreatePagefilePrivilege	1252	chrome.exe
Token: SeShutdownPrivilege	1252	chrome.exe
Token: SeCreatePagefilePrivilege	1252	chrome.exe
Token: SeShutdownPrivilege	1252	chrome.exe
Token: SeCreatePagefilePrivilege	1252	chrome.exe
Token: SeShutdownPrivilege	1252	chrome.exe
Token: SeCreatePagefilePrivilege	1252	chrome.exe
Token: SeShutdownPrivilege	1252	chrome.exe
Token: SeCreatePagefilePrivilege	1252	chrome.exe
Token: SeShutdownPrivilege	1252	chrome.exe
Token: SeCreatePagefilePrivilege	1252	chrome.exe
Token: SeShutdownPrivilege	1252	chrome.exe
Token: SeCreatePagefilePrivilege	1252	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe
1252	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 5060 wrote to memory of 3948	5060	1.exe	84
PID 3948 wrote to memory of 1252	3948	1.exe	96
PID 3948 wrote to memory of 1252	3948	1.exe	96
PID 1252 wrote to memory of 2964	1252	chrome.exe	97
PID 1252 wrote to memory of 2964	1252	chrome.exe	97
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 2572	1252	chrome.exe	98
PID 1252 wrote to memory of 724	1252	chrome.exe	99
PID 1252 wrote to memory of 724	1252	chrome.exe	99
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100
PID 1252 wrote to memory of 3644	1252	chrome.exe	100

C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5060
- C:\Users\Admin\AppData\Local\Temp\1.exe
  "C:\Users\Admin\AppData\Local\Temp\1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3948
- - 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
    - 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:1252
  - - 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ffba481cc40,0x7ffba481cc4c,0x7ffba481cc58
      4⤵
      PID:2964
  - - 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=1940,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=1860 /prefetch:2
      4⤵
      PID:2572
  - - 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=2164,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=2200 /prefetch:3
      4⤵
      PID:724
  - - 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=2252,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=2436 /prefetch:8
      4⤵
      PID:3644
  - - 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=3196,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=3216 /prefetch:1
      4⤵
      Uses browser remote debugging
      PID:208
  - - 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=3224,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=3264 /prefetch:1
      4⤵
      Uses browser remote debugging
      PID:1296
  - - 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=4580,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=3652 /prefetch:1
      4⤵
      Uses browser remote debugging
      PID:216
  - - 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=4740,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4720 /prefetch:8
      4⤵
      PID:3860
  - - 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=4556,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4664 /prefetch:8
      4⤵
      PID:2112
  - - 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=4676,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4940 /prefetch:8
      4⤵
      PID:220
  - - 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=4828,i,4340972144588950966,16417990325842759042,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4632 /prefetch:8
      4⤵
      PID:4352

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:4564

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:4552

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

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Downloads

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/3948-12-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-9-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-10-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-11-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-1-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-46-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-50-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-51-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-54-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-58-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/3948-59-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download