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Analysis

  • max time kernel
    159s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/01/2024, 11:18

General

  • Target

    40b8596fe0b63ce0b4c5d3486af69aab.exe

  • Size

    2.9MB

  • MD5

    40b8596fe0b63ce0b4c5d3486af69aab

  • SHA1

    b8ddb3807abad21e4b9e7b616b659aefe9186f0f

  • SHA256

    aa70757781862362bd4fae8abe77bc9cf3f72bb4a8d8e265f11308d875390fae

  • SHA512

    cac38a48945fa000a06aa1ac65ba4aa685e10d3feaf1aebb72530eb9e183b10cd4bf8157fd0e167345adb04d7f5e4fdbda37fa1d014d1a084055730d2930b612

  • SSDEEP

    49152:QjIwooyvk/kGX5PRxisfNdwmBNAagdoSwnE4GWasXmKE1YVFw7c+1mpEyPh38:ZweM/kGX37fNJ1qf4GWdXlE1iFv+S78

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40b8596fe0b63ce0b4c5d3486af69aab.exe
    "C:\Users\Admin\AppData\Local\Temp\40b8596fe0b63ce0b4c5d3486af69aab.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3484
    • C:\Users\Admin\AppData\Local\Temp\40b8596fe0b63ce0b4c5d3486af69aab.exe
      C:\Users\Admin\AppData\Local\Temp\40b8596fe0b63ce0b4c5d3486af69aab.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4592

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\40b8596fe0b63ce0b4c5d3486af69aab.exe

    Filesize

    2.9MB

    MD5

    97dcd5e5e96a04bd94b8cecdaede27cf

    SHA1

    e8f2d47d143f442a864c91e12cda6a85a9115939

    SHA256

    f65df62460c468814c6b7e1b3147813359f6bd3691a1c82b151e8b54acadc7cb

    SHA512

    e9e5c04b196304b19bd30a0fe5d1effd87348bd39652d30f97df38788661620ea4d8787cbafcfab8f9eb530caf828a71395ec9a9aab120f8cd5d7dbb64ba6794

  • memory/3484-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3484-1-0x0000000001DF0000-0x0000000001F23000-memory.dmp

    Filesize

    1.2MB

  • memory/3484-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3484-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/4592-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/4592-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/4592-15-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/4592-20-0x0000000005600000-0x000000000582A000-memory.dmp

    Filesize

    2.2MB

  • memory/4592-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/4592-27-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB