Analysis

  • max time kernel
    147s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2023 18:02

General

  • Target

    0a3fbc500cc62d841596b09ca3c26a15.exe

  • Size

    427KB

  • MD5

    0a3fbc500cc62d841596b09ca3c26a15

  • SHA1

    f833fbe67258de2b4a16daedce7374c05c7ef02a

  • SHA256

    39d5eceac8e9401ee6f52340cafc3e7ffc7a3385a8cb5b86d830e9a40ad1e600

  • SHA512

    2ebb93672215a288093e6a4159be0723dfcdba3789af461639f4507e45a82b243d8d0ca15f48b4da7b2bee5033288eb288c0782ee42dd10f83de5fe7012e8ff2

  • SSDEEP

    12288:c8P9IOAJOOFJzdrkzlJcsWsHMYaKf5vNZx:rlSJOOFJzJUlJcsWsHLaK5N/

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3268
      • C:\Users\Admin\AppData\Local\Temp\0a3fbc500cc62d841596b09ca3c26a15.exe
        "C:\Users\Admin\AppData\Local\Temp\0a3fbc500cc62d841596b09ca3c26a15.exe"
        2⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:2364
        • C:\Users\Admin\AppData\Local\Temp\craagle4.exe
          "C:\Users\Admin\AppData\Local\Temp\craagle4.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2592
          • C:\Users\Admin\AppData\Local\Temp\craagle4.exe
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:4660
            • C:\Users\Admin\AppData\Local\Temp\craagle4.exe
              C:\Users\Admin\AppData\Local\Temp\craagle4.exe
              5⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:1728

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\craagle4.exe

      Filesize

      372KB

      MD5

      bd7171acaa41c70629f4f1a166735333

      SHA1

      74327f1015e6a2a6b14a22a2bb77642cfb1c5dce

      SHA256

      e84ce4e303692d0b243d61437c35c76af7aa95eefc637c4e6c49e6f71f7b0fa7

      SHA512

      3a41071635581f90e1fd5ac30e2a6b401074de7ea8c954c96176d5e87b07e68ff0b07e6d50e4a9ee62bd1dd8a19b30eeb450ff792290d6b8ac7e9f4c6d8a7dc7

    • C:\Users\Admin\AppData\Local\Temp\craagle4.exe

      Filesize

      353KB

      MD5

      6963fcda7a1503b519730e6180e8dec3

      SHA1

      88025d0fe7d6940265c6f34453d6b345d919be4e

      SHA256

      a7a6bb729bfdc65f4ed98f35724148ed5f2ba3670f881335c462bcaddcfffa2e

      SHA512

      6d9422d2dacdcf65c775bcfcf740d2316b97fee9140f68c76fefe6f9b961b632186d6a168de9cb6fbb2c095293e76d50c59b0c3a7540c3b793ef219fb1771421

    • C:\Users\Admin\AppData\Local\Temp\craagle4.exe

      Filesize

      200KB

      MD5

      bc048a66aba616542e1ebc4e29535d63

      SHA1

      fa2deab5ae2c598b027df6c1c07a67cb5e6f3e16

      SHA256

      8401652250ec1b26e0d5c828bca271669aae5d074b97c42e533d344842e6e535

      SHA512

      96cbd7097dd4249fb5bce141c0a6c0e0338c778b092f921777fa67ac4c58ca36bcc706f35e98457f03c9cf7ca3f74a544f2ec14e2cc9c51093da0af7c1c67d37

    • C:\Users\Admin\AppData\Local\Temp\craagle4.exe

      Filesize

      233KB

      MD5

      956817ed472e73fc251dd714d5d1bc8d

      SHA1

      1ae55292b46c1fe889774ea9aee7572a3061014d

      SHA256

      5d15c73a22d13a694f258f71fc466d7cf4b71fb8f44c5993465b180b053e8b78

      SHA512

      2828f06d5d581920957879c19087a9365735604140a6f7c4fd3d6cad886adfb01e710fa018c584cdf1544244717686dea424d14c2272bdd5185764dd4ea1ac7e

    • memory/1728-42-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/1728-55-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/1728-51-0x0000000010000000-0x0000000010013000-memory.dmp

      Filesize

      76KB

    • memory/1728-49-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/1728-47-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/2364-1-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2364-20-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2364-2-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2364-0-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2592-22-0x0000000002050000-0x0000000002054000-memory.dmp

      Filesize

      16KB

    • memory/2592-25-0x0000000000400000-0x0000000000443000-memory.dmp

      Filesize

      268KB

    • memory/2592-29-0x00000000777A3000-0x00000000777A4000-memory.dmp

      Filesize

      4KB

    • memory/2592-28-0x00000000021A0000-0x00000000021B0000-memory.dmp

      Filesize

      64KB

    • memory/2592-21-0x0000000000400000-0x0000000000443000-memory.dmp

      Filesize

      268KB

    • memory/2592-33-0x0000000000400000-0x0000000000443000-memory.dmp

      Filesize

      268KB

    • memory/2592-27-0x00000000777A2000-0x00000000777A3000-memory.dmp

      Filesize

      4KB

    • memory/2592-43-0x0000000077490000-0x0000000077580000-memory.dmp

      Filesize

      960KB

    • memory/2592-23-0x0000000002090000-0x00000000020C9000-memory.dmp

      Filesize

      228KB

    • memory/2592-30-0x0000000077490000-0x0000000077580000-memory.dmp

      Filesize

      960KB

    • memory/2592-24-0x0000000002200000-0x0000000002210000-memory.dmp

      Filesize

      64KB

    • memory/2592-32-0x0000000077793000-0x0000000077794000-memory.dmp

      Filesize

      4KB

    • memory/2592-26-0x0000000002340000-0x0000000002350000-memory.dmp

      Filesize

      64KB

    • memory/2592-41-0x0000000002090000-0x00000000020C9000-memory.dmp

      Filesize

      228KB

    • memory/2592-39-0x0000000000400000-0x0000000000443000-memory.dmp

      Filesize

      268KB

    • memory/3268-50-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

      Filesize

      28KB

    • memory/3268-52-0x000000007FFD0000-0x000000007FFD1000-memory.dmp

      Filesize

      4KB

    • memory/4660-38-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/4660-35-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/4660-40-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/4660-44-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB