Overview

overview

10

Static

static

7

57c45bac3c...7d.exe

windows7-x64

10

57c45bac3c...7d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    57c45bac3c9a6f6fbb1a93a56490d07d

  • Size

    437KB

  • Sample

    240113-c5cd8sbbh6

  • MD5

    57c45bac3c9a6f6fbb1a93a56490d07d

  • SHA1

    60d7878e2341909f137289a34c79628faa29a08b

  • SHA256

    2ea18a4d69a02d589d8cf73655550cfe67346970cce702e5da5f43aafd907ce7

  • SHA512

    6c72e00df454ee2e91f4a5b8d50ff1da0bee45ebdc9cd05cfd038f1ec85b3067a26e90b9c2bde707967a0b6e84a72f023512a26351817fde2cba9605659d5dce

  • SSDEEP

    6144:LiMmXRH6pXfSb0ceR/VFAHh1kgcs0HW1kyApHhP+gDzvRAjZGrWmsu4DXE:5MMpXKb0hNGh1kG0HWnALbsE

Score
10/10
aspackv2persistenceransomware

Malware Config

Targets

    • Target

      57c45bac3c9a6f6fbb1a93a56490d07d

    • Size

      437KB

    • MD5

      57c45bac3c9a6f6fbb1a93a56490d07d

    • SHA1

      60d7878e2341909f137289a34c79628faa29a08b

    • SHA256

      2ea18a4d69a02d589d8cf73655550cfe67346970cce702e5da5f43aafd907ce7

    • SHA512

      6c72e00df454ee2e91f4a5b8d50ff1da0bee45ebdc9cd05cfd038f1ec85b3067a26e90b9c2bde707967a0b6e84a72f023512a26351817fde2cba9605659d5dce

    • SSDEEP

      6144:LiMmXRH6pXfSb0ceR/VFAHh1kgcs0HW1kyApHhP+gDzvRAjZGrWmsu4DXE:5MMpXKb0hNGh1kG0HWnALbsE

    Score
    10/10
    aspackv2persistenceransomware

    • Modifies WinLogon for persistence

      persistence

    • Renames multiple (91) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks