vidar | dade5b7aa50e2e1df254ae9c8b70f59cfa6c47889bc1cb3ff722620b367fde60

Analysis

max time kernel
95s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2022, 07:13

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General

Target

47257567cb272a046cdca7596367b2f2.exe
Size

374KB
MD5

47257567cb272a046cdca7596367b2f2
SHA1

5258ff1376974f62ee35f34425df29a4aae80d98
SHA256

dade5b7aa50e2e1df254ae9c8b70f59cfa6c47889bc1cb3ff722620b367fde60
SHA512

61a98897a22ea5b3ba4dc251476044d7055a87d640361ff67f639e3089a088cd8c57e9d9d4cd7a3fdefd93002687b9dbe4fdca41370f0ff1415f49b18a02f441
SSDEEP

6144:4XJ936eafA9hW5zW2qJMHUYM+fS1v6kkuzbgwuix26wVf:4XJd6K9hWtr0YZ5unnc

Score

10^/10

vidar 517 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

54.9

Botnet

517

https://t.me/larsenup

https://ioc.exchange/@zebra54

Attributes

profile_id
517

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
4708	47257567cb272a046cdca7596367b2f2.exe
4708	47257567cb272a046cdca7596367b2f2.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 4940 set thread context of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83

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	47257567cb272a046cdca7596367b2f2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	47257567cb272a046cdca7596367b2f2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4708	47257567cb272a046cdca7596367b2f2.exe
4708	47257567cb272a046cdca7596367b2f2.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83
PID 4940 wrote to memory of 4708	4940	47257567cb272a046cdca7596367b2f2.exe	83

C:\Users\Admin\AppData\Local\Temp\47257567cb272a046cdca7596367b2f2.exe
"C:\Users\Admin\AppData\Local\Temp\47257567cb272a046cdca7596367b2f2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4940
- C:\Users\Admin\AppData\Local\Temp\47257567cb272a046cdca7596367b2f2.exe
  "C:\Users\Admin\AppData\Local\Temp\47257567cb272a046cdca7596367b2f2.exe"
  2⤵
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:4708

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
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/4708-135-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4708-137-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4708-139-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4708-140-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4708-141-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/4940-132-0x00000000005BC000-0x00000000005E8000-memory.dmp

Filesize
176KB

Download
memory/4940-133-0x0000000002080000-0x00000000020CA000-memory.dmp

Filesize
296KB

Download
memory/4940-138-0x00000000005BC000-0x00000000005E8000-memory.dmp

Filesize
176KB

Download