vidar | 1732053a4bd2bd25d10b29a0e67fccce76df847635fe14a123eb1fae05ee7540

Analysis

max time kernel
143s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
13/07/2023, 07:45

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General

Target
cb8899f49bbe9d2ede35c85fae52c8c1.exe
Size 521KB
Sample230713-jldxaagg2y
SHA256 1732053a4bd2bd25d10b29a0e67fccce76df847635fe14a123eb1fae05ee7540
MD5 cb8899f49bbe9d2ede35c85fae52c8c1
SHA1 04ef65c642d78ca80043a3e26e800c3565ca3159
SHA512 45dd914ad920f239816d7b669d97dca0383ecc6a78229c6071739200d8680c01c6c46c387f6f6d840b2252c785639a2218c019f5320195420744eb4fa0f99ab1
SSDEEP 12288:JKFbgfxiiDY95+IUH7wHcpgzPmiNT1TCy:Tfoy6jAUHcvA1TC
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

vidar https://t.me/eagl3z discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

Botnet

https://t.me/eagl3z

https://t.me/eagl3z
https://steamcommunity.com/profiles/76561199159550234

Attributes

profile_id_v2
https://t.me/eagl3z
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 Edg/114.0.1788.0 uacq

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
460	cb8899f49bbe9d2ede35c85fae52c8c1.exe
460	cb8899f49bbe9d2ede35c85fae52c8c1.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 4920 set thread context of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96

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	cb8899f49bbe9d2ede35c85fae52c8c1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	cb8899f49bbe9d2ede35c85fae52c8c1.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
460	cb8899f49bbe9d2ede35c85fae52c8c1.exe
460	cb8899f49bbe9d2ede35c85fae52c8c1.exe
460	cb8899f49bbe9d2ede35c85fae52c8c1.exe
460	cb8899f49bbe9d2ede35c85fae52c8c1.exe
460	cb8899f49bbe9d2ede35c85fae52c8c1.exe
460	cb8899f49bbe9d2ede35c85fae52c8c1.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96
PID 4920 wrote to memory of 460	4920	cb8899f49bbe9d2ede35c85fae52c8c1.exe	96

C:\Users\Admin\AppData\Local\Temp\cb8899f49bbe9d2ede35c85fae52c8c1.exe
"C:\Users\Admin\AppData\Local\Temp\cb8899f49bbe9d2ede35c85fae52c8c1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4920
- C:\Users\Admin\AppData\Local\Temp\cb8899f49bbe9d2ede35c85fae52c8c1.exe
  "C:\Users\Admin\AppData\Local\Temp\cb8899f49bbe9d2ede35c85fae52c8c1.exe"
  2⤵
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:460

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

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Downloads

mozglue.dll

Path C:\ProgramData\mozglue.dll
Size 593KB
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
MD5 SHA1 SHA512 SSDEEP

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nss3.dll

Path C:\ProgramData\nss3.dll
Size 2.0MB
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
SSDEEP 49152:fECf12gikHlnKGxJRIB+y5nvxnaOSJ3HFNWYrVvE4CQsgzMmQfTU1NrWmy4KoAzh:J7Tf8J1Q+SS5/nr
MD5 SHA1 SHA512 SSDEEP

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memory/460-149-0x0000000061E00000-0x0000000061EF3000-memory.dmp

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memory/460-137-0x0000000000400000-0x00000000004A1000-memory.dmp

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memory/460-138-0x0000000000400000-0x00000000004A1000-memory.dmp

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memory/460-139-0x0000000000400000-0x00000000004A1000-memory.dmp

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memory/460-136-0x0000000000400000-0x00000000004A1000-memory.dmp

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memory/460-217-0x0000000000400000-0x00000000004A1000-memory.dmp

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memory/460-218-0x0000000000400000-0x00000000004A1000-memory.dmp

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memory/460-220-0x0000000000400000-0x00000000004A1000-memory.dmp

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memory/460-221-0x0000000000400000-0x00000000004A1000-memory.dmp

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memory/4920-134-0x0000000000530000-0x0000000000630000-memory.dmp

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memory/4920-135-0x0000000002120000-0x00000000021AD000-memory.dmp

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