General

  • Target

    Mercurial.exe

  • Size

    41KB

  • Sample

    240823-erwbasxbkl

  • MD5

    5daca407a5b174f5f5cbb3ea04dd8a3b

  • SHA1

    7b25bf3474a4d78514a7df04b0a3c6cc453f7763

  • SHA256

    b6888dd4fee5c165225fe1006560b751d769d0debe65e14e98f4d8cabe3e4bcf

  • SHA512

    1a436d1005c45117e67d1600da88a77db0b54587c18aa49551c0707ace6373e8cf390dd0c7d3dc17a2997152f6710091ee486854d5bdcc0c55559682813c309d

  • SSDEEP

    768:nscGoA9WvMcldwwuZtejWTj6KZKfgm3EhDl:sc/McUejWT2F7Ell

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/898068237718261761/KniB9I7FAGbgiwGV6ub2_uE7GuQWTm94T_kcHonylqs73StuEGI3OqzKwT56iONTU2oh

Targets

    • Target

      Mercurial.exe

    • Size

      41KB

    • MD5

      5daca407a5b174f5f5cbb3ea04dd8a3b

    • SHA1

      7b25bf3474a4d78514a7df04b0a3c6cc453f7763

    • SHA256

      b6888dd4fee5c165225fe1006560b751d769d0debe65e14e98f4d8cabe3e4bcf

    • SHA512

      1a436d1005c45117e67d1600da88a77db0b54587c18aa49551c0707ace6373e8cf390dd0c7d3dc17a2997152f6710091ee486854d5bdcc0c55559682813c309d

    • SSDEEP

      768:nscGoA9WvMcldwwuZtejWTj6KZKfgm3EhDl:sc/McUejWT2F7Ell

    • Mercurial Grabber Stealer

      Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Reads user/profile data of web browsers

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

    • Legitimate hosting services abused for malware hosting/C2

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks