vidar | 964ff006219ac3c428ecd794a7727c3d6e67e28b32380bf60ad9aaecaccbb496

General

Target

2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.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

C2

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 3 IoCs

stealer

resource	yara_rule
behavioral1/memory/2748-1-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral1/memory/2748-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral1/memory/2748-10-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1892 set thread context of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31

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	BitLockerToGo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31
PID 1892 wrote to memory of 2748	1892	2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe	31

C:\Users\Admin\AppData\Local\Temp\2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-13_0eb5d5bc68a30d4fa858a260c0607e20_frostygoop_poet-rat_snatch.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\WCATT3E5\76561199824159981[1].htm

Filesize
34KB

MD5
11d085fc768588e65c6c7ced9f43ef4b

SHA1
48502200fda2bb2b718682412172fa50adcd64cc

SHA256
e75ddaff0de9832d86f54ee954544737ef443d4bd5f824d731821005f487a961

SHA512
8a587afdbf79c6155da793fe7412325be9987e1d015084fb2ff5cc9130df26e2c8309659e3814f7a1622561ceb68052d7f2448a2da0b1762bcdf99f3adf07815

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabA391.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA3B4.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2748-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2748-1-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2748-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2748-10-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download

Analysis

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