vidar | 3c528d9064e3c09fd70d5c19652863080e3d0ee2fb2ddf249e36e614a64faf41

Analysis

max time kernel
86s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2023, 04:17

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General

Target

file.exe
Size

3.5MB
MD5

b2602d4f6d4c742045e8f5e0e99df45a
SHA1

6f2225dd3552f2258d08364f2be952f8ada7a15e
SHA256

3c528d9064e3c09fd70d5c19652863080e3d0ee2fb2ddf249e36e614a64faf41
SHA512

f9e14310faedb59214b000c2eb3de44e12a06c0a36df972beba2a6934c7cfe79cec67c0a8ede95749c562647026a3e9d19adeaf81c8c12581b31c0e70c4aa88b
SSDEEP

98304:DztYzALQ7dmcR5KfEVKzFj2jbRLG0znHikHbOGQjajXN:GzcQQcRgcVeqjxGKnCk7OBajd

Score

10^/10

vidar ef400d64ade8db9c118b69928da0152d discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

Botnet

ef400d64ade8db9c118b69928da0152d

https://t.me/zaskullz

https://steamcommunity.com/profiles/76561199486572327

http://135.181.87.234:80

Attributes

profile_id_v2
ef400d64ade8db9c118b69928da0152d

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
4208	file.exe
4208	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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	4208	WerFault.exe	85

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4208	file.exe
4208	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4208
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 1968
  2⤵
  - Program crash
  PID:2780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4208 -ip 4208
1⤵
PID:1152

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/4208-133-0x0000000000400000-0x0000000000A22000-memory.dmp

Filesize
6.1MB

Download
memory/4208-134-0x0000000000400000-0x0000000000A22000-memory.dmp

Filesize
6.1MB

Download
memory/4208-136-0x0000000000400000-0x0000000000A22000-memory.dmp

Filesize
6.1MB

Download
memory/4208-149-0x0000000000400000-0x0000000000A22000-memory.dmp

Filesize
6.1MB

Download
memory/4208-154-0x0000000051250000-0x0000000051343000-memory.dmp

Filesize
972KB

Download
memory/4208-209-0x0000000000400000-0x0000000000A22000-memory.dmp

Filesize
6.1MB

Download