vidar | c7d2fda303d9928f804d3269d128b216844d9afcb2f533054c8d87e1c6fd4aeb

Analysis

max time kernel
599s
max time network
604s
platform
windows10-2004_x64
resource
win10v2004-20250207-en
resource tags

arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
submitted
10-02-2025 19:52

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General

Target

data-Setup/data/extracted_3382/script.ps1
Size

2KB
MD5

d11c3a63c5ba659b5fe7b5534cb03df5
SHA1

d08b1e6af9e5c66454236e5ba64e4c3659db4c47
SHA256

02fba22cf32e907760e64c7e4bc4803e2b5395a7eef2091f3f0c9c103aaa3187
SHA512

a62a807f7ec5ca51ae392f10b68f3b6a326ae596ee2fdd4da662e58662142d5842d8e8abf1f7a84aba85ef2b067803733301b769024ae8c7bc3ce625c485b4ec

Score

10^/10

vidar discovery execution spyware stealer

Malware Config

Extracted

Family

vidar

https://t.me/sok33tn

https://steamcommunity.com/profiles/76561199824159981

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0

Signatures

Detect Vidar Stealer 6 IoCs

stealer

resource	yara_rule
behavioral13/memory/5100-45-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral13/memory/5100-47-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral13/memory/5100-56-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral13/memory/5100-57-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral13/memory/5100-58-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral13/memory/5100-59-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7

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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
2	1408	powershell.exe
4	1408	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1408	powershell.exe
2788	powershell.exe

Downloads MZ/PE file 4 IoCs

flow	pid	Process
4	1408	powershell.exe
50	2156	Process not Found
66	2156	Process not Found
64	3956	Process not Found

Executes dropped EXE 3 IoCs

pid	Process
1640	JZY3UM9O.exe
5100	JZY3UM9O.exe
4272	1UIMGLTP.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 1640 set thread context of 5100	1640	JZY3UM9O.exe	88

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2940	1640	WerFault.exe	87

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	JZY3UM9O.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JZY3UM9O.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4336	MicrosoftEdgeUpdate.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	JZY3UM9O.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	JZY3UM9O.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1408	powershell.exe
1408	powershell.exe
2788	powershell.exe
2788	powershell.exe
5100	JZY3UM9O.exe
5100	JZY3UM9O.exe
4272	1UIMGLTP.exe
4272	1UIMGLTP.exe
4272	1UIMGLTP.exe
4272	1UIMGLTP.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1408	powershell.exe
Token: SeDebugPrivilege	2788	powershell.exe
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1408 wrote to memory of 2788	1408	powershell.exe	84
PID 1408 wrote to memory of 2788	1408	powershell.exe	84
PID 1408 wrote to memory of 1640	1408	powershell.exe	87
PID 1408 wrote to memory of 1640	1408	powershell.exe	87
PID 1408 wrote to memory of 1640	1408	powershell.exe	87
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1640 wrote to memory of 5100	1640	JZY3UM9O.exe	88
PID 1408 wrote to memory of 4272	1408	powershell.exe	95
PID 1408 wrote to memory of 4272	1408	powershell.exe	95
PID 4272 wrote to memory of 3516	4272	1UIMGLTP.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3516
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\data-Setup\data\extracted_3382\script.ps1
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Downloads MZ/PE file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1408
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "Add-MpPreference -ExclusionPath 'C:\'"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2788
- - C:\Users\Admin\AppData\Roaming\JZY3UM9O.exe
    "C:\Users\Admin\AppData\Roaming\JZY3UM9O.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1640
  - - C:\Users\Admin\AppData\Roaming\JZY3UM9O.exe
      "C:\Users\Admin\AppData\Roaming\JZY3UM9O.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      PID:5100
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1640 -s 812
      4⤵
      Program crash
      PID:2940
- - C:\Users\Admin\AppData\Roaming\1UIMGLTP.exe
    "C:\Users\Admin\AppData\Roaming\1UIMGLTP.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1640 -ip 1640
1⤵
PID:1648

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7QTgxODlBN0UtOTQyOS00QkY0LTk0OEEtMDVBNEU2MjUxMDE1fSIgdXNlcmlkPSJ7RTZEMTEyNDQtN0JFNy00QzBGLThDNzMtMTNGMDIwMENFRkQxfSIgaW5zdGFsbHNvdXJjZT0ibGltaXRlZCIgcmVxdWVzdGlkPSJ7MjdGRjU0RDgtQTVGQy00QzFELTg5NTYtOTIzN0IxQjVDNzMwfSIgZGVkdXA9ImNyIiBkb21haW5qb2luZWQ9IjAiPjxodyBsb2dpY2FsX2NwdXM9IjIiIHBoeXNtZW1vcnk9IjQiIGRpc2tfdHlwZT0iMiIgc3NlPSIxIiBzc2UyPSIxIiBzc2UzPSIxIiBzc3NlMz0iMSIgc3NlNDE9IjEiIHNzZTQyPSIxIiBhdng9IjEiLz48b3MgcGxhdGZvcm09IndpbiIgdmVyc2lvbj0iMTAuMC4xOTA0MS4xMjg4IiBzcD0iIiBhcmNoPSJ4NjQiIHByb2R1Y3RfdHlwZT0iNDgiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O0UreGJBejZZNnNVMTI4OWJTNnFsNFZSTGJramZCVUdUTUpzanJIcjQ0aUk9JnF1b3Q7Ii8-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU1NzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODAxNjUyMzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzIxNjUzNTEzIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
a43e653ffb5ab07940f4bdd9cc8fade4

SHA1
af43d04e3427f111b22dc891c5c7ee8a10ac4123

SHA256
c4c53abb13e99475aebfbe9fec7a8fead81c14c80d9dcc2b81375304f3a683fe

SHA512
62a97e95e1f19a8d4302847110dae44f469877eed6aa8ea22345c6eb25ee220e7d310fa0b7ec5df42356815421c0af7c46a0f1fee8933cc446641800eda6cd1b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
1d78440de929512c2c81427409c08cc0

SHA1
51f1ddba369d2ecb8cfc2fa49dbccd779c6ae524

SHA256
b2ed378989fade7a29dfbf0e9baf5436ac554ebc571b89305a63998391126fe5

SHA512
4351c1abe9b21d7acde1759c049eaa1ca8b1723a1ad385255c880221de1e6eca3c6da8de3ffcb664a1eb2587cb905f1c37c7b507ef9142fa0d9a0bb6ea1f4e08

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ebpj5n0a.1bf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\1UIMGLTP.exe

Filesize
11.8MB

MD5
eca54760f1e96a78e3f6bc537debc6bc

SHA1
82ef61482d781849a80f9f9cff67e2f76ffb7035

SHA256
b9b69e4088f61ce32506078d301f9cfc7db064945d6e608724e213aab5852db5

SHA512
f70749a89d7d66c2089981fc161db8c88cdf4a3ff6ae6df18b2c6f30b351ad9dd33e527ebea0052db2b60896f7caa44ca2edafa9381db689867d2f9806e36944

Download Submit
C:\Users\Admin\AppData\Roaming\JZY3UM9O.exe

Filesize
200KB

MD5
00affd80e21068e56ae72712509f7a98

SHA1
ca6af85f9f2a735f258e1a43043a4b54cdffa9df

SHA256
a03ce36025010929a9cc0d286ed02100d259ffc7693beb3623ea7007dce4802c

SHA512
07c3f0336e4a6d85bc7c14f1fcba924e45e077f0ada157fa17c4b989fced5d1ac59054c7e90729e63ce3d4f0de7e280a35776c614f681609714418d9a847b7d6

Download Submit
memory/1408-15-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/1408-12-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/1408-0-0x00007FFB0B6C3000-0x00007FFB0B6C5000-memory.dmp

Filesize
8KB

Download
memory/1408-69-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/1408-1-0x000001F277BB0000-0x000001F277BD2000-memory.dmp

Filesize
136KB

Download
memory/1408-11-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/1408-14-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/1408-13-0x00007FFB0B6C3000-0x00007FFB0B6C5000-memory.dmp

Filesize
8KB

Download
memory/1640-42-0x0000000000380000-0x00000000003B6000-memory.dmp

Filesize
216KB

Download
memory/1640-43-0x00000000053F0000-0x0000000005994000-memory.dmp

Filesize
5.6MB

Download
memory/2788-30-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/2788-27-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/2788-26-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/2788-25-0x00007FFB0B6C0000-0x00007FFB0C181000-memory.dmp

Filesize
10.8MB

Download
memory/3516-75-0x00007FF6EE1B0000-0x00007FF6EF48E000-memory.dmp

Filesize
18.9MB

Download
memory/4272-71-0x00007FFB29C10000-0x00007FFB29C12000-memory.dmp

Filesize
8KB

Download
memory/4272-72-0x00007FF6EE1B0000-0x00007FF6EF48D000-memory.dmp

Filesize
18.9MB

Download
memory/5100-47-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5100-56-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5100-57-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5100-58-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5100-59-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5100-45-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download