Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2024, 22:42

General

  • Target

    2024-11-02_fb1e670df521315c4c7f6875a6bbedd0_cobalt-strike_icedid_xmrig.exe

  • Size

    4.2MB

  • MD5

    fb1e670df521315c4c7f6875a6bbedd0

  • SHA1

    4499c71b57951a7add1649a5ee6031e8a2aacb12

  • SHA256

    e384bc77d95c91a446821a738b61c7f2d2c6e9bee219e54acaa6b4121e40d2c0

  • SHA512

    ca2f5cf1bae79977b6e2974b844da814097b9e4c83c045997fed05cdfaca81247d873b1f62562636aaee10193eb689aa08149eefade58f046653c3dc7f25bfe9

  • SSDEEP

    98304:dvfapmo1Y4+6Y7SOEfX/SbgRlL8IuBK+JL:da9+6Y7SOEibgRHuE+

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 2 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Xmrig family
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 17 IoCs
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 12 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-11-02_fb1e670df521315c4c7f6875a6bbedd0_cobalt-strike_icedid_xmrig.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-02_fb1e670df521315c4c7f6875a6bbedd0_cobalt-strike_icedid_xmrig.exe"
    1⤵
    • UAC bypass
    • Event Triggered Execution: Image File Execution Options Injection
    • Checks computer location settings
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2236
    • C:\Windows\svchost.exe
      "C:\Windows\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1016

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\7-Zip\Uninstall.exe

          Filesize

          4.2MB

          MD5

          0f7a8a6ef72805d2501eeb4eb543104f

          SHA1

          291ba17fa02a80a1300c6e983bf2e7d9d0bea62a

          SHA256

          67ff9144b28cf7ba1c18bc0e362ddbb5dab72fdb74874445be6f1001d1a46f60

          SHA512

          0d064bd1f09b80d515aee252d876970a7fd7c2cf8afd55b47a408bd4f7960e9cd9ab433bced33a13c60f53ad6de6419e3457bc9decdc026ec383de72930307d5

        • C:\Windows\config.json

          Filesize

          1KB

          MD5

          88c5c5706d2e237422eda18490dc6a59

          SHA1

          bb8d12375f6b995301e756de2ef4fa3a3f6efd39

          SHA256

          4756a234ed3d61fe187d9b6140792e54e7b757545edff82df594a507e528ed8e

          SHA512

          a417270a0d46de5bb06a621c0383c893042a506524713f89ba55567df6e5c3ac8b198bce5a0300ec6e716897bb53fd3e8289a51240157dc743004517673d4ab7

        • C:\Windows\svchost.exe

          Filesize

          833KB

          MD5

          4a87a4d6677558706db4afaeeeb58d20

          SHA1

          7738dc6a459f8415f0265d36c626b48202cd6764

          SHA256

          08b55f9b7dafc53dfc43f7f70cdd7048d231767745b76dc4474370fb323d7ae7

          SHA512

          bedd8ed4975df3fcd4a0f575d6f38e3841e7a4b771baac4f72033102a070818b8539eb101c50563d89d4f3454899a1cedb33047b02e421256dedf9aaf258b594

        • C:\vcredist2010_x86.log.html

          Filesize

          81KB

          MD5

          fe34ca7c069698caddc76e95d7f3c2a5

          SHA1

          facfeb0b2fd090c323ab8ca5671eb0cddb8eaad9

          SHA256

          91a2f515ffb47ad040ae21c167d408b71f380835419edd9af496c2adc82f6486

          SHA512

          b1f3ae75915309537caa0c52fee3a459f0f9324e0d148fc745d6250fb54ef4d92d65bd61b5698648435c5e7c401adb64eb835cac3c1ad8e8b8fb1db276c6628a

        • memory/1016-419-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-530-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-392-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-410-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-534-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-421-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-456-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-387-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-528-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-529-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-389-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-531-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-532-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/1016-533-0x0000000000400000-0x00000000004DA000-memory.dmp

          Filesize

          872KB

        • memory/2236-0-0x0000000000400000-0x0000000000613000-memory.dmp

          Filesize

          2.1MB