vidar | bf01948b8e3994d7e97124604495e7f0277fe622fa9bea301f161db71c6d5b90

Analysis

max time kernel
90s
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
01/01/2023, 07:13

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General

Target
file.exe
Size 353KB
Sample230101-h13nhsbc77
SHA256 bf01948b8e3994d7e97124604495e7f0277fe622fa9bea301f161db71c6d5b90
MD5 ae5980b0f90baee7e15d25fb9cc240ba
SHA1 6f1588e4cff7a8b4931fff2f3938d6bdaa39d72e
SHA512 5561a924340390ad94d2bcace9261e4e267e641606beb0051ba97d948c2e2246a942a366bc8d8b195bead3325472396df13d94970f8aeb7e9d008e76e015e789
SSDEEP 3072:iXFQL2LuOkhWdT5nl8KyWNzrKzwtER6trDhvtcaiKKQjJP4s695Rz/jh8xmqc2wd:ifLeWdpQhzw6aiwP4sg5KptLPcgZY
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

vidar 24 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

Botnet

https://t.me/robloxblackl
https://steamcommunity.com/profiles/76561199458928097

Attributes

profile_id
24

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
2072	file.exe
2072	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
4236	2072	WerFault.exe	81

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
2072	file.exe
2072	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:2072
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 1980
  2⤵
  - Program crash
  PID:4236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2072 -ip 2072
1⤵
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

mozglue.dll

Path C:\ProgramData\mozglue.dll
Size 133KB
SHA256 3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
MD5 8f73c08a9660691143661bf7332c3c27
SHA1 37fa65dd737c50fda710fdbde89e51374d0c204a
SHA512 0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
SSDEEP 3072:7Gyzk/x2Wp53pUzPoNpj/kVghp1qt/dXDyp4D2JJJvPhrSeTuk:6yQ2Wp53iO/kVghp12/dXDyyD2JJJvPR
MD5 SHA1 SHA512 SSDEEP

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nss3.dll

Path C:\ProgramData\nss3.dll
Size 1.2MB
SHA256 e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
MD5 bfac4e3c5908856ba17d41edcd455a51
SHA1 8eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA512 2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
SSDEEP 24576:Sb5zzlswYNYLVJAwfpeYQ1Dw/fEE8DhSJVIVfRyAkgO6S/V/jbHpls4MSRSMxkoo:4zW5ygDwnEZIYkjgWjblMSRSMqH
MD5 SHA1 SHA512 SSDEEP

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memory/2072-132-0x000000000076D000-0x000000000079A000-memory.dmp

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memory/2072-133-0x0000000002240000-0x000000000228B000-memory.dmp

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memory/2072-134-0x0000000000400000-0x0000000000476000-memory.dmp

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memory/2072-135-0x0000000060900000-0x0000000060992000-memory.dmp

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memory/2072-156-0x000000000076D000-0x000000000079A000-memory.dmp

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memory/2072-157-0x0000000002240000-0x000000000228B000-memory.dmp

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memory/2072-158-0x0000000000400000-0x0000000000476000-memory.dmp

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