vidar | 048775019adc05c1978f5be85341eb95fb8c9c15611ee13a1fbbffaef3f4f1dc

General

Target

file.exe
Size

4.9MB
MD5

57f2f75c17ab7bbc606aed7ad9462f2b
SHA1

e284891b905cd5fb4da41c5fd7d1d25c60b0436d
SHA256

048775019adc05c1978f5be85341eb95fb8c9c15611ee13a1fbbffaef3f4f1dc
SHA512

d8de0b33e63f4c09fabe0c7631005ee142426b9f06f3a5830a40682c41365487cecfc5478a3aa1ef67305eda8ed8d0ff691d0665f0f17d9c0430ae42dd6a8859
SSDEEP

98304:8Tmz2NL20p5QWLTc4owiSAyKkcTz4Gj/8uFIh5gR72SPn:JmfPQWLTDrAyKRf4k/8iIhql2G

Score

10^/10

vidar 1656 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

54.3

Botnet

1656

C2

https://t.me/karacakahve

https://ieji.de/@tiagoa96

Attributes

profile_id
1656

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	file.exe

Loads dropped DLL 2 IoCs

pid	Process
3052	file.exe
3052	file.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	file.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3324	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
4632	taskkill.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3052	file.exe
3052	file.exe
3052	file.exe
3052	file.exe
3052	file.exe
3052	file.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4632	taskkill.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 4664	3052	file.exe	86
PID 3052 wrote to memory of 4664	3052	file.exe	86
PID 3052 wrote to memory of 4664	3052	file.exe	86
PID 4664 wrote to memory of 4632	4664	cmd.exe	88
PID 4664 wrote to memory of 4632	4664	cmd.exe	88
PID 4664 wrote to memory of 4632	4664	cmd.exe	88
PID 4664 wrote to memory of 3324	4664	cmd.exe	89
PID 4664 wrote to memory of 3324	4664	cmd.exe	89
PID 4664 wrote to memory of 3324	4664	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im file.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\file.exe" & del C:\PrograData\*.dll & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4664
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im file.exe /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4632
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 6
    3⤵
    - Delays execution with timeout.exe
    PID:3324

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\mozglue.dll

Filesize
133KB

MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
C:\ProgramData\nss3.dll

Filesize
1.2MB

MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

Download Submit
memory/3052-132-0x0000000000A30000-0x0000000000F28000-memory.dmp

Filesize
5.0MB

Download
memory/3052-133-0x0000000000A30000-0x0000000000F28000-memory.dmp

Filesize
5.0MB

Download
memory/3052-134-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/3052-158-0x0000000000A30000-0x0000000000F28000-memory.dmp

Filesize
5.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads