vidar | c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868

General

Target

c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.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 2440 set thread context of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30

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	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30
PID 2440 wrote to memory of 2900	2440	c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe	30

C:\Users\Admin\AppData\Local\Temp\c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe
"C:\Users\Admin\AppData\Local\Temp\c9ed91a8bbdcccda38901f1a70590c8ecb9c813109922b3465471d678cc20868.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2900

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
dc20b59148091033a3bf6dae4b6a935f

SHA1
5f9024266033113f7cbc826307529b0f3e604505

SHA256
48276ec35413a96d4bdb42c2fbe10eae91fb8d05c3fd1411d24eccb399267d48

SHA512
be0286c7f573546494908eff5bf7922b540ced0ae5f97c56ac8932ee324421c807bba4a4c8c4bca0b1d11c07a40a2e44d8d52f471521a1c4294a70443f300872

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\40WV1DY9\76561199820567237[1].htm

Filesize
34KB

MD5
39c96bdc1189a0bc1c317578be93a229

SHA1
5b883bfdab175101a60ce55458dda17e97e7e414

SHA256
50eb68457d05cb3521c9c4d17cff5f7dbf52cdaf0109ea2ac3f1e549f96e1766

SHA512
fb72647911f96b703c0517680f3ac7bfe09ed255e8fd5de9890eb24564a0ee112727da0aa21f51e8cd10d229931a2a834896a3bc33cddc052acae7a8f338c967

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabEC44.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarEC57.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2900-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2900-1-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2900-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2900-128-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing