vidar | c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868

General

Target

2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe
Size

4.9MB
MD5

a6974982ceb1a656f6db988828842d87
SHA1

9fbd537a58f1a2f9ee78b4278413ba091ca65cfa
SHA256

c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868
SHA512

6facd84a6d4622b1c435bf9f77dd7bf4fb5fef222e97e58a62961f571654ad45c0a287195827567ffb17bf26746097577f19638286ac92af0eaf4c9398b82a83
SSDEEP

49152:0T8pWSX5MEq9/DD9dnEtVv2+QVGeWX0iZsml4eGMrEqAtuShOuInfmuh9cHlV/2F:0aWcHiDDjKV9e233y0ZwfK

Score

10^/10

vidar discovery stealer

Malware Config

Extracted

Family

vidar

C2

https://t.me/m08mbk

https://steamcommunity.com/profiles/76561199820567237

Attributes

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

Signatures

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 2248 set thread context of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29

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	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29
PID 2248 wrote to memory of 3012	2248	2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe	29

C:\Users\Admin\AppData\Local\Temp\2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-03_a6974982ceb1a656f6db988828842d87_frostygoop_poet-rat_snatch.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3012

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
1ab13c681c4c8e96455db81d67a49278

SHA1
7e29a8e223a3dcc1a9378d2aedad0bb353475cd6

SHA256
c34b642eaa9468a243e65774fc551afd516d12b2608fd2aa57178b7159556a75

SHA512
614acb77c72522be3aa9719c24be5b3b332226f66921d3899c7632ea9273e6f476bf9af3463770890281aa260fa4134630ccbeacdb2eef4396720fa4dedb2e8c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\DUME8XYE\76561199820567237[1].htm

Filesize
34KB

MD5
89828e8720bd67e3c7ae50ca3d0f24be

SHA1
c2564f9871597e2348334ac1610f5f0e1c1d1f7c

SHA256
39736701b7cf292c13d69e21c38e4f44e09fcd0aeb002b8f2bc49802c4c99ca4

SHA512
75c92344a3bc9167271e9437e80c8e31e179aef4a12fecdc0ad2ed87aea4c218c944d10bd4d127a1f1e45761b3432be808685a6cb4afda77646955a0bdbf54e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab2187.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar21D8.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/3012-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3012-1-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3012-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3012-128-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing