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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2024, 20:58

General

  • Target

    b82cae2d4321aa735190c6c054ab89b3.exe

  • Size

    192KB

  • MD5

    b82cae2d4321aa735190c6c054ab89b3

  • SHA1

    a46f7be3a71f0f9dfea73be266293cd7d1ad158f

  • SHA256

    8983d951c2b99cab92156f7567e600b23f9814d4fe95eeb556107825e518ec73

  • SHA512

    c34ead815f0744226e5e7b1bbb13c17b95935da37cd75d44fc1716a762d4cb5540b8fa19137d7d03e4a927e69548718e5da210a4f248e5fd172da787cd340ff1

  • SSDEEP

    6144:Zn8Z9iJtTdjZicYvtjFOf/bK8xQ6VBEMoO:ZnUindjUcSQK8xXTL

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 11 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b82cae2d4321aa735190c6c054ab89b3.exe
    "C:\Users\Admin\AppData\Local\Temp\b82cae2d4321aa735190c6c054ab89b3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\b82cae2d4321aa735190c6c054ab89b3.exe
      "C:\Users\Admin\AppData\Local\Temp\b82cae2d4321aa735190c6c054ab89b3.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2912
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\2359.tmp\welcome.bat""
        3⤵
          PID:2688

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2359.tmp\welcome.bat

      Filesize

      33B

      MD5

      56844c2e40c388540fa723975f12fc5f

      SHA1

      f965610b3108a919620920e4e45c2650a2f3c38e

      SHA256

      2d2e1f8328536a83a2c56aad47b6de0b5d255247260c1e55ea1c4fcdf6bbd797

      SHA512

      034db9e5b2664a6533550ccdc46a449559921f304f8f3e66fc429740f9af1cc727e1b691b90427185f8de093a9bf4617e4428789ad92170897dd998e90340f52

    • memory/1740-0-0x0000000004000000-0x0000000004075000-memory.dmp

      Filesize

      468KB

    • memory/1740-2-0x0000000000090000-0x0000000000190000-memory.dmp

      Filesize

      1024KB

    • memory/1740-3-0x0000000000220000-0x0000000000221000-memory.dmp

      Filesize

      4KB

    • memory/1740-4-0x0000000000340000-0x00000000003B5000-memory.dmp

      Filesize

      468KB

    • memory/1740-27-0x0000000004000000-0x0000000004075000-memory.dmp

      Filesize

      468KB

    • memory/2912-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2912-20-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB

    • memory/2912-16-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB

    • memory/2912-12-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB

    • memory/2912-28-0x0000000004000000-0x0000000004075000-memory.dmp

      Filesize

      468KB

    • memory/2912-30-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB

    • memory/2912-31-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB

    • memory/2912-32-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB

    • memory/2912-9-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB

    • memory/2912-40-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB

    • memory/2912-41-0x0000000000400000-0x0000000000410000-memory.dmp

      Filesize

      64KB