Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    a3d0bc5f6e959410caee1353b15a67d5dbba25172b593fe06436acb7a312cfc9

  • Size

    1.9MB

  • Sample

    240528-eekzsseh59

  • MD5

    2f237011f5f088a4de202490813061a0

  • SHA1

    d7934ff9d27654ebfcf1d07d6ec1f9c6104f67b0

  • SHA256

    a3d0bc5f6e959410caee1353b15a67d5dbba25172b593fe06436acb7a312cfc9

  • SHA512

    5e475596618df2d5369bb4f16bba293fa03f5e4f67684070782bff9e867e7308d6a1ba6d72fca77b143109ce69c21e40547e121e8450ed5f480fb45d87a8a8e0

  • SSDEEP

    49152:CdKfTn6v2JtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnFtIuoITsdZ

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

      a3d0bc5f6e959410caee1353b15a67d5dbba25172b593fe06436acb7a312cfc9

    • Size

      1.9MB

    • MD5

      2f237011f5f088a4de202490813061a0

    • SHA1

      d7934ff9d27654ebfcf1d07d6ec1f9c6104f67b0

    • SHA256

      a3d0bc5f6e959410caee1353b15a67d5dbba25172b593fe06436acb7a312cfc9

    • SHA512

      5e475596618df2d5369bb4f16bba293fa03f5e4f67684070782bff9e867e7308d6a1ba6d72fca77b143109ce69c21e40547e121e8450ed5f480fb45d87a8a8e0

    • SSDEEP

      49152:CdKfTn6v2JtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnFtIuoITsdZ

    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 Enterprise v15

Tasks