Overview

overview

10

Static

static

3

efc5d47f6d...18.exe

windows7-x64

9

efc5d47f6d...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 12:15

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General

  • Target

    efc5d47f6d5aa4dbd22cd109aa13ac30_JaffaCakes118.exe

  • Size

    7.6MB

  • MD5

    efc5d47f6d5aa4dbd22cd109aa13ac30

  • SHA1

    6427617947cca1dc78c5091dcb2c051ab8d5b949

  • SHA256

    deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62

  • SHA512

    0bf945e9f5f84ed82df9d6c160fb495b0f0e121f86e03ee3cd7acad1e0059d914fffde6ea8e3322015aa184792bbd0f9e9f85697ef9a1d06e172b693f839af29

  • SSDEEP

    196608:wgtgIQ2Y1hyRrWcIaVrtz8cUthPflZsynfr:LJQp1hyRNhVrtzBU7P3nf

Score
9/10
discoveryevasion

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\efc5d47f6d5aa4dbd22cd109aa13ac30_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\efc5d47f6d5aa4dbd22cd109aa13ac30_JaffaCakes118.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iuvFUtslgAL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1D22.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1088
    • C:\Users\Admin\AppData\Local\Temp\efc5d47f6d5aa4dbd22cd109aa13ac30_JaffaCakes118.exe
      "{path}"
      2⤵
        PID:528
      • C:\Users\Admin\AppData\Local\Temp\efc5d47f6d5aa4dbd22cd109aa13ac30_JaffaCakes118.exe
        "{path}"
        2⤵
          PID:2080
        • C:\Users\Admin\AppData\Local\Temp\efc5d47f6d5aa4dbd22cd109aa13ac30_JaffaCakes118.exe
          "{path}"
          2⤵
            PID:2124
          • C:\Users\Admin\AppData\Local\Temp\efc5d47f6d5aa4dbd22cd109aa13ac30_JaffaCakes118.exe
            "{path}"
            2⤵
              PID:1748
            • C:\Users\Admin\AppData\Local\Temp\efc5d47f6d5aa4dbd22cd109aa13ac30_JaffaCakes118.exe
              "{path}"
              2⤵
                PID:2336

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\tmp1D22.tmp
              Filesize

              1KB

              MD5

              ef0eaab9abcbeeed285501cc2f538870

              SHA1

              b6ac43df37af6259fb4fbb8628ce3d9af0a62a3a

              SHA256

              ea83966fd8ebbf77844d62516c10b8be821edd958b07f0df03eca142e72c15f2

              SHA512

              5a00efa2d321f534e76f114a121ed7d197d5a3d0819416eedf741897cc9ca263c387932c2ebbea285507e4339b41123e3b4020489c9833eaf0908e12b69be086

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            • memory/2888-0-0x0000000074131000-0x0000000074132000-memory.dmp

              Filesize

              4KB

              Download

            • memory/2888-2-0x0000000074130000-0x00000000746DB000-memory.dmp

              Filesize

              5.7MB

              Download

            • memory/2888-1-0x0000000074130000-0x00000000746DB000-memory.dmp

              Filesize

              5.7MB

              Download

            • memory/2888-3-0x0000000074130000-0x00000000746DB000-memory.dmp

              Filesize

              5.7MB

              Download

            • memory/2888-7-0x0000000074130000-0x00000000746DB000-memory.dmp

              Filesize

              5.7MB

              Download