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Overview

overview

10

Static

static

7

16bad27cbb...18.exe

windows7-x64

10

16bad27cbb...18.exe

windows10-2004-x64

10

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General

  • Target

    16bad27cbb0d87dba97a7876f44c1ed3_JaffaCakes118

  • Size

    184KB

  • Sample

    241005-janx4sxbnf

  • MD5

    16bad27cbb0d87dba97a7876f44c1ed3

  • SHA1

    40dc577978f8939df6a22f988ac33d7fb5bfd7dc

  • SHA256

    864015dc2258494fe378e7ed2ff3c013d5242de34ff595aff71e49b37d246704

  • SHA512

    cd5339a03304d41f39567dd074a1f63bdd6b215fe692b49cb85145edb12031ce3bf9e7c7043625aff98b350f077b94ec766be828ef5f91cd1c653a5508020904

  • SSDEEP

    3072:rimsXXK9HRTOeriRfP6pXfSb0dspqc5oY0htVFAHT11Ual21Cxcs0HKAH057kyJl:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HWP

Score
10/10
aspackv2discoverypersistenceransomware

Malware Config

Targets

    • Target

      16bad27cbb0d87dba97a7876f44c1ed3_JaffaCakes118

    • Size

      184KB

    • MD5

      16bad27cbb0d87dba97a7876f44c1ed3

    • SHA1

      40dc577978f8939df6a22f988ac33d7fb5bfd7dc

    • SHA256

      864015dc2258494fe378e7ed2ff3c013d5242de34ff595aff71e49b37d246704

    • SHA512

      cd5339a03304d41f39567dd074a1f63bdd6b215fe692b49cb85145edb12031ce3bf9e7c7043625aff98b350f077b94ec766be828ef5f91cd1c653a5508020904

    • SSDEEP

      3072:rimsXXK9HRTOeriRfP6pXfSb0dspqc5oY0htVFAHT11Ual21Cxcs0HKAH057kyJl:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HWP

    Score
    10/10
    aspackv2discoverypersistenceransomware

    • 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