Analysis

  • max time kernel
    145s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-03-2024 03:11

General

  • Target

    c1af5c61b8071231aa5b38fdf1a17c09.exe

  • Size

    10.0MB

  • MD5

    c1af5c61b8071231aa5b38fdf1a17c09

  • SHA1

    aad53e2e77532ed7714ed09e6ac5bc35ebb260ca

  • SHA256

    72f5f9aad337e87ce21daa3f29d848da99efb12690bd08680c9f53ffd8d020e8

  • SHA512

    aaf84dadc68e8df81497fd2b6849ce1ca26e81315a2c52b9a4a34c5841790904a3ac5409672039cc8fef233d74480b49609950994ee2343b4c725b4375e46c05

  • SSDEEP

    98304:HwGvjvd/k0mxbM8QO7Z0fp8wtf2B5rFLICDpKPG8QO7Z0fp8:HwGRf0bM8hd02+2BlF8C9z8hd02

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\c1af5c61b8071231aa5b38fdf1a17c09.exe
    "C:\Users\Admin\AppData\Local\Temp\c1af5c61b8071231aa5b38fdf1a17c09.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4776
    • C:\Users\Admin\AppData\Local\Temp\c1af5c61b8071231aa5b38fdf1a17c09.exe
      C:\Users\Admin\AppData\Local\Temp\c1af5c61b8071231aa5b38fdf1a17c09.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\c1af5c61b8071231aa5b38fdf1a17c09.exe

    Filesize

    10.0MB

    MD5

    c8bcb0a14e77a1aaf450c7848a82117a

    SHA1

    62619f48e5ac0348682ff1b81d1a813292c0335f

    SHA256

    07d39a94914d4d99fc94a6bfbfa75657a214803ce48500bfb41165e78060f516

    SHA512

    81e7348ba438755f666ebfb90a7337db86b1bad5bac9d80a39142c058f14ac5a5d98f4910874294cdcb4d735390ceb7467525340710045454961ee348c8a0d69

  • memory/2216-14-0x00000000022B0000-0x00000000024DE000-memory.dmp

    Filesize

    2.2MB

  • memory/2216-16-0x0000000000400000-0x0000000000CE1000-memory.dmp

    Filesize

    8.9MB

  • memory/2216-15-0x0000000000400000-0x00000000005EF000-memory.dmp

    Filesize

    1.9MB

  • memory/2216-31-0x0000000000400000-0x0000000000CE1000-memory.dmp

    Filesize

    8.9MB

  • memory/4776-0-0x0000000000400000-0x0000000000CE1000-memory.dmp

    Filesize

    8.9MB

  • memory/4776-1-0x00000000020E0000-0x000000000230E000-memory.dmp

    Filesize

    2.2MB

  • memory/4776-2-0x0000000000400000-0x00000000005EF000-memory.dmp

    Filesize

    1.9MB

  • memory/4776-13-0x0000000000400000-0x00000000005EF000-memory.dmp

    Filesize

    1.9MB