Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    178c3d0349034b35c75f0e369ac453b67410e52cc282fa3233c34f8faf4e5918

  • Size

    2.0MB

  • Sample

    240527-h815nacd2t

  • MD5

    255e5434e6e42720548110f720b2be96

  • SHA1

    663e245882a10331704d253727ac5ccf2df9f34e

  • SHA256

    178c3d0349034b35c75f0e369ac453b67410e52cc282fa3233c34f8faf4e5918

  • SHA512

    9fe2999ec977e0f9ee9b6e76bd5ebde1e628f1dd3fb9a92be4de7cf151894030eede02d00338c019257e9009c1af77b50281f1573dd17646ff429eab350a6e75

  • SSDEEP

    49152:OePpQElJtTF+TxMoxc1TU+j+dAzGwlrh:OePpQEltIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      178c3d0349034b35c75f0e369ac453b67410e52cc282fa3233c34f8faf4e5918

    • Size

      2.0MB

    • MD5

      255e5434e6e42720548110f720b2be96

    • SHA1

      663e245882a10331704d253727ac5ccf2df9f34e

    • SHA256

      178c3d0349034b35c75f0e369ac453b67410e52cc282fa3233c34f8faf4e5918

    • SHA512

      9fe2999ec977e0f9ee9b6e76bd5ebde1e628f1dd3fb9a92be4de7cf151894030eede02d00338c019257e9009c1af77b50281f1573dd17646ff429eab350a6e75

    • SSDEEP

      49152:OePpQElJtTF+TxMoxc1TU+j+dAzGwlrh:OePpQEltIuoITsdZ

    Score
    10/10
    stealcvidardiscoveryspywarestealer

    • Detect Vidar Stealer

      stealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks