vidar | fd8f4ca0de661107d0caabd16b2fcce04fc4b59783db22e8ac3550db0af880c6

Analysis

max time kernel
10s
max time network
22s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
19-02-2023 10:58

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General

Target

Audition/setup.exe
Size

761.7MB
MD5

d2956439113ed8d56521d55b566160cf
SHA1

dc344753687f33430ec7eea823716fbdd2e066af
SHA256

ca3f82e0b9281ea978ace148c2ee28dc3c6a55471786a82156af3531bb20208c
SHA512

da0efdaf4983df711beefbf5c52e91d87845464ce151b1b1b1a46f6c05f9c4588639bf518eab6c9051bb631e35ab6dbdf6efd87d76cabcc0283b85d2e8bac077
SSDEEP

12288:GePTklV7l7g57eLmTgcH0GIsbU7i9f/jyarjK:Ge2V7l7wamQGk7i9f/3re

Score

10^/10

vidar 408 spyware stealer upx

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
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

96050851173705912178.exe

pid process

4724 96050851173705912178.exe
Loads dropped DLL 2 IoCs

Processes:

AppLaunch.exe

pid process

3236 AppLaunch.exe
3236 AppLaunch.exe

pid	process
4724	96050851173705912178.exe

pid	process
3236	AppLaunch.exe
3236	AppLaunch.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\ProgramData\96050851173705912178.exe	upx
C:\ProgramData\96050851173705912178.exe	upx

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 2704 set thread context of 3236 2704 setup.exe AppLaunch.exe

description	pid	process	target process
PID 2704 set thread context of 3236	2704	setup.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	AppLaunch.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AppLaunch.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

AppLaunch.exe

pid process

3236 AppLaunch.exe
3236 AppLaunch.exe

pid	process
3236	AppLaunch.exe
3236	AppLaunch.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

setup.exeAppLaunch.exe

description	pid	process	target process
PID 2704 wrote to memory of 3236	2704	setup.exe	AppLaunch.exe
PID 2704 wrote to memory of 3236	2704	setup.exe	AppLaunch.exe
PID 2704 wrote to memory of 3236	2704	setup.exe	AppLaunch.exe
PID 2704 wrote to memory of 3236	2704	setup.exe	AppLaunch.exe
PID 2704 wrote to memory of 3236	2704	setup.exe	AppLaunch.exe
PID 3236 wrote to memory of 4724	3236	AppLaunch.exe	96050851173705912178.exe
PID 3236 wrote to memory of 4724	3236	AppLaunch.exe	96050851173705912178.exe

C:\Users\Admin\AppData\Local\Temp\Audition\setup.exe
"C:\Users\Admin\AppData\Local\Temp\Audition\setup.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2704

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
- Suspicious use of WriteProcessMemory
PID:3236

C:\ProgramData\96050851173705912178.exe
"C:\ProgramData\96050851173705912178.exe"
3⤵
- Executes dropped EXE
PID:4724

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\96050851173705912178.exe
Filesize
4.3MB

MD5
f06e17d17d246bfaef09b9b708a75199

SHA1
6ebc97b2c5cd41cd7d33e078c0bbd44ad4e6dcff

SHA256
f9bedce60defebfe9e51c0a1d3c6ba5f1ef8296f3f256a58989a40a4d71bcef7

SHA512
b683dd6f95f3e4d97466aa5ce726c6f19c663a5a70985579041454bfe1a3229039785bd3c50a58aed553aa233fa2e7528927b5bc914cde1eda3d3e55e5479d48

Download Submit
C:\ProgramData\96050851173705912178.exe
Filesize
3.9MB

MD5
cf736acfd11c4315091a1b085df5d5a4

SHA1
e07be3380b8c1627e06f5a90259ed64731cdeff8

SHA256
bde84b6c474abff3bb2bb460e711c18a9dcab7f2a2038de2c32216c52b586fd8

SHA512
8730a00ead6112a41da8f2affdd589b798f95e2680fe4369949e4d3daf743f1bc2b773d3113b728b983737e4f6b5610d445e511beb4ab94bb0be9b1a754f301b

Download Submit
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/3236-132-0x0000000000000000-mapping.dmp

Download
memory/3236-133-0x0000000000170000-0x00000000001E2000-memory.dmp

Filesize
456KB

Download
memory/3236-139-0x0000000000170000-0x00000000001E2000-memory.dmp

Filesize
456KB

Download
memory/3236-140-0x0000000050BB0000-0x0000000050CA3000-memory.dmp

Filesize
972KB

Download
memory/4724-160-0x0000000000000000-mapping.dmp

Download