Analysis

  • max time kernel
    159s
  • max time network
    201s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 02:05

General

  • Target

    23d9c56f73a31528a282aeaac2ba1e91.exe

  • Size

    2.6MB

  • MD5

    23d9c56f73a31528a282aeaac2ba1e91

  • SHA1

    e90ad8d01677237742ac4c41027b90fad3f96e07

  • SHA256

    3c7c2d07a0ad34b903a72232cbbbcaf177acdbd4b6fbecd9a207572644822e02

  • SHA512

    35ff7bf2ad30c220fa02074fc00df0791201b8fc39a720eb53e76227f73c75aa3891f4229c3a3881e8cdf6d123f7e6b20588a30f67b396320cae46c7f1f3cac7

  • SSDEEP

    49152:9MKZTSTPpYXHQrRMbAsTXeKdEjZEmNQ8Cgqo8hay3:9MJpwHvMS1aX89oE3

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.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23d9c56f73a31528a282aeaac2ba1e91.exe
    "C:\Users\Admin\AppData\Local\Temp\23d9c56f73a31528a282aeaac2ba1e91.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Users\Admin\AppData\Local\Temp\23d9c56f73a31528a282aeaac2ba1e91.exe
      C:\Users\Admin\AppData\Local\Temp\23d9c56f73a31528a282aeaac2ba1e91.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:448

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\23d9c56f73a31528a282aeaac2ba1e91.exe

    Filesize

    2.6MB

    MD5

    e692ce69a7c7dfe70744caa41becdc51

    SHA1

    756ec6373a1f9402ba40834c88e5ddee2e84aaf5

    SHA256

    fa52f25e77766688091c7181136daa8aaf5790f26699d3330f39735705638b75

    SHA512

    ffb1dcf8e48a077afe0f5527994f7e734acc9e9bd96c7ea07c49d8d506910a9a1d0ed0875fb5255543e4dc0c5dec4ef6ba9c2758e3aeb3e8501c81651057c18a

  • memory/448-14-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/448-16-0x00000000021E0000-0x000000000243A000-memory.dmp

    Filesize

    2.4MB

  • memory/448-22-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4148-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4148-1-0x0000000002190000-0x00000000023EA000-memory.dmp

    Filesize

    2.4MB

  • memory/4148-2-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/4148-13-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB