vidar | 62643c81c3befc120dec30cdd367717e3bbb8a0d6bffff236bb2dab3a4aac5eb

Analysis

max time kernel
228s
max time network
295s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2023, 17:07

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General

Target

Setup.exe
Size

449.9MB
MD5

ddc753cccdce3b98da63ab2142a35dc4
SHA1

677287e16783b832066af3e5ccb041fc1c10e5cd
SHA256

2167ad38a496b64205581da4196c631a7a9638ab2620e4d194a657b50744744f
SHA512

a041b18441959ce0683122a98e93cd3f44765481d6c1cae04eb1fdf6a6ee01d50ff108ceede51d764f10bf1f3babf957f72bcb8d03eecf29f420c487ed139f66
SSDEEP

24576:6Hx3QTYY7yzG2QvLUWWIFPZHK6urkquaWNXPWFSSjDjU:6RA/qavLRPZHi4PWkAI

Score

10^/10

vidar 586 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

1.8

Botnet

586

https://t.me/year2023start

https://steamcommunity.com/profiles/76561199467421923

Attributes

profile_id
586

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
3312	Setup.exe
3312	Setup.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4876 set thread context of 3312	4876	Setup.exe	88

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3008	3312	WerFault.exe	88

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3312	Setup.exe
3312	Setup.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 3312	4876	Setup.exe	88
PID 4876 wrote to memory of 3312	4876	Setup.exe	88
PID 4876 wrote to memory of 3312	4876	Setup.exe	88
PID 4876 wrote to memory of 3312	4876	Setup.exe	88
PID 4876 wrote to memory of 3312	4876	Setup.exe	88
PID 4876 wrote to memory of 3312	4876	Setup.exe	88
PID 4876 wrote to memory of 3312	4876	Setup.exe	88
PID 4876 wrote to memory of 3312	4876	Setup.exe	88
PID 4876 wrote to memory of 3312	4876	Setup.exe	88

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
  2⤵
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:3312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 2148
    3⤵
    - Program crash
    PID:3008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3312 -ip 3312
1⤵
PID:4948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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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/3312-141-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/3312-138-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/3312-139-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/3312-140-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/3312-142-0x0000000051330000-0x00000000513C2000-memory.dmp

Filesize
584KB

Download
memory/3312-163-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/3312-164-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/4876-135-0x00000000055A0000-0x00000000055AA000-memory.dmp

Filesize
40KB

Download
memory/4876-136-0x0000000008FD0000-0x000000000906C000-memory.dmp

Filesize
624KB

Download
memory/4876-132-0x0000000000940000-0x0000000000A3C000-memory.dmp

Filesize
1008KB

Download
memory/4876-134-0x00000000053E0000-0x0000000005472000-memory.dmp

Filesize
584KB

Download
memory/4876-133-0x00000000058E0000-0x0000000005E84000-memory.dmp

Filesize
5.6MB

Download