vidar | 1e1a94b620ca832df3db9166c3cdb3e2e4da334c04ed6301a7da4ecea586bb12

Analysis

max time kernel
109s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
16-02-2023 16:27

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General

Target

Setup.exe
Size

451KB
MD5

8a1ecc6285229de387aefc6c5d3fc6e3
SHA1

0f2232abd9f6fbe0c29aa0a9c2c93f4532d89f9a
SHA256

1e1a94b620ca832df3db9166c3cdb3e2e4da334c04ed6301a7da4ecea586bb12
SHA512

358a85c458a36530d7741bd31b368cd676d7913cc02978addd25f868f5cc6a64bdc23e16c9586e76440e84d6151bb74a6e5ec514f8321ae7312d456f4a3fbd1a
SSDEEP

6144:MUGCyZKR2xcdgN8BMStlQfAk/X0DfU/8utzIPrdWspxFoZDf820w7/6Fip6y/OMW:MUGCp7e82fZPMfq3tzWdvoZL92fMBg

Score

10^/10

vidar 408 spyware stealer

Malware Config

Extracted

Family

vidar

Version

2.5

Botnet

408

Attributes

profile_id
408

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Loads dropped DLL 2 IoCs

Processes:

AppLaunch.exe

pid process

628 AppLaunch.exe
628 AppLaunch.exe
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

Setup.exe

description pid process target process

PID 4488 set thread context of 628 4488 Setup.exe AppLaunch.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

796 628 WerFault.exe AppLaunch.exe

pid	process
628	AppLaunch.exe
628	AppLaunch.exe

description	pid	process	target process
PID 4488 set thread context of 628	4488	Setup.exe	AppLaunch.exe

pid	pid_target	process	target process
796	628	WerFault.exe	AppLaunch.exe

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

Processes:

AppLaunch.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AppLaunch.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	AppLaunch.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

AppLaunch.exe

pid process

628 AppLaunch.exe
628 AppLaunch.exe

pid	process
628	AppLaunch.exe
628	AppLaunch.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

Setup.exe

description	pid	process	target process
PID 4488 wrote to memory of 628	4488	Setup.exe	AppLaunch.exe
PID 4488 wrote to memory of 628	4488	Setup.exe	AppLaunch.exe
PID 4488 wrote to memory of 628	4488	Setup.exe	AppLaunch.exe
PID 4488 wrote to memory of 628	4488	Setup.exe	AppLaunch.exe
PID 4488 wrote to memory of 628	4488	Setup.exe	AppLaunch.exe

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:4488

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 628 -s 1828
3⤵
- Program crash
PID:796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 628 -ip 628
1⤵
PID:3200

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/628-132-0x0000000000000000-mapping.dmp

Download
memory/628-133-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/628-139-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download
memory/628-140-0x00000000516D0000-0x00000000517C3000-memory.dmp

Filesize
972KB

Download