vidar | 964ff006219ac3c428ecd794a7727c3d6e67e28b32380bf60ad9aaecaccbb496

Analysis

max time kernel
39s
max time network
41s
platform
windows10-2004_x64
resource
win10v2004-20250207-en
resource tags

arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
submitted
12-02-2025 14:03

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General

Target

updater.exe
Size

5.0MB
MD5

0eb5d5bc68a30d4fa858a260c0607e20
SHA1

edec0acf854acbce18471c2b6789cc503a0f0171
SHA256

964ff006219ac3c428ecd794a7727c3d6e67e28b32380bf60ad9aaecaccbb496
SHA512

74e810cc4efd231542654a2ce8c6cb9a1ce994c639ed53b5549ee58eed391652e8fe9b0c490651e2a45dc72f7bd8e835de119e5a061bd5651abdc4833ad52867
SSDEEP

49152:IA4X4G8oYAuLzdgH0v7PyLi9SjUWjV7ywUG1l7hMEUhfROOtKnxivNTUKwCnRP59:IXX4GeHdgUjPynVJhnxowoY

Score

10^/10

vidar discovery 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 2 IoCs

stealer

resource	yara_rule
behavioral2/memory/800-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral2/memory/800-3-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7

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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
27	3860	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3664 set thread context of 800	3664	updater.exe	95

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	updater.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.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
4748	MicrosoftEdgeUpdate.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95
PID 3664 wrote to memory of 800	3664	updater.exe	95

C:\Users\Admin\AppData\Local\Temp\updater.exe
"C:\Users\Admin\AppData\Local\Temp\updater.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3664
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:800

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7MTVFQzUxNzEtQTE0MS00NjE3LUExRDQtQkQ4QURDMDg4NUI4fSIgdXNlcmlkPSJ7RkFEMUFBNjAtQjU5NC00NjEyLUFBQzktMDVDQ0VGOUVBQkRBfSIgaW5zdGFsbHNvdXJjZT0ibGltaXRlZCIgcmVxdWVzdGlkPSJ7OTY2REQ1Q0UtOUYxNC00QzY3LTkwRDItNzlDMDZFRjM4OTE0fSIgZGVkdXA9ImNyIiBkb21haW5qb2luZWQ9IjAiPjxodyBsb2dpY2FsX2NwdXM9IjIiIHBoeXNtZW1vcnk9IjQiIGRpc2tfdHlwZT0iMiIgc3NlPSIxIiBzc2UyPSIxIiBzc2UzPSIxIiBzc3NlMz0iMSIgc3NlNDE9IjEiIHNzZTQyPSIxIiBhdng9IjEiLz48b3MgcGxhdGZvcm09IndpbiIgdmVyc2lvbj0iMTAuMC4xOTA0MS4xMjg4IiBzcD0iIiBhcmNoPSJ4NjQiIHByb2R1Y3RfdHlwZT0iNDgiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O0UreGJBejZZNnNVMTI4OWJTNnFsNFZSTGJramZCVUdUTUpzanJIcjQ0aUk9JnF1b3Q7Ii8-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5ODUiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODQ0NDQzNjAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0NzU4MDY4OTU3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4748

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/800-1-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/800-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/800-3-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download