Overview

overview

10

Static

static

7

15d5b0480d...9a.exe

windows7-x64

10

15d5b0480d...9a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    15d5b0480d04bb1ee57a42689c23e79a

  • Size

    4.5MB

  • Sample

    231230-mfvjmabcf3

  • MD5

    15d5b0480d04bb1ee57a42689c23e79a

  • SHA1

    a3bea4c09fa8f730bb1112f8e90fd044971c0e2c

  • SHA256

    27080afb9061fa4840c7683632cce29f042846b1106905d358fcc7cc81fe90ee

  • SHA512

    3c27ac324dac44d60c66aa63b22807b72ea49846966f3bb857f12ae48f42e468570bbf51f4b38fb8832ca587590bcea68e570660e37a80a9c1f177d1463ba625

  • SSDEEP

    49152:qwi0L0qIwi0L0qPB8NIMI8Sfpwotkzaxc1Or:1i0li0aIMzKpXOMr

Score
10/10
aspackv2persistenceransomware

Malware Config

Targets

    • Target

      15d5b0480d04bb1ee57a42689c23e79a

    • Size

      4.5MB

    • MD5

      15d5b0480d04bb1ee57a42689c23e79a

    • SHA1

      a3bea4c09fa8f730bb1112f8e90fd044971c0e2c

    • SHA256

      27080afb9061fa4840c7683632cce29f042846b1106905d358fcc7cc81fe90ee

    • SHA512

      3c27ac324dac44d60c66aa63b22807b72ea49846966f3bb857f12ae48f42e468570bbf51f4b38fb8832ca587590bcea68e570660e37a80a9c1f177d1463ba625

    • SSDEEP

      49152:qwi0L0qIwi0L0qPB8NIMI8Sfpwotkzaxc1Or:1i0li0aIMzKpXOMr

    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