Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-03-2024 23:13

General

  • Target

    d75103d6b0a5c94e00f3cb8bdcfcf4f8.exe

  • Size

    133KB

  • MD5

    d75103d6b0a5c94e00f3cb8bdcfcf4f8

  • SHA1

    8d355dcd7003a4cdd55ca0023a1ad7e7df308873

  • SHA256

    df4735eb18327787dff94424acebc9acba1f4589d8667537cf0f20a0d55a9325

  • SHA512

    54e6fcc0cfb838b8919f2f6d9dc50088a4a0e78ef7416f6eec489a593480c7586c0ed6bb07a5bcc6bda5e99c2e3c86c989c531bb253521d85ecb6100983bfd0b

  • SSDEEP

    1536:aKjZFD6mmtG1CyL1kED7M1aDp8IYMit00HJ6GMy2+jpWKDwu1dzJEDbvhmZ/VgmO:dmmV1rooDpnYMEwGMh0Vwu3JOv0tlQ

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\d75103d6b0a5c94e00f3cb8bdcfcf4f8.exe
    "C:\Users\Admin\AppData\Local\Temp\d75103d6b0a5c94e00f3cb8bdcfcf4f8.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4232
    • C:\Users\Admin\AppData\Local\Temp\d75103d6b0a5c94e00f3cb8bdcfcf4f8.exe
      C:\Users\Admin\AppData\Local\Temp\d75103d6b0a5c94e00f3cb8bdcfcf4f8.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\d75103d6b0a5c94e00f3cb8bdcfcf4f8.exe

    Filesize

    133KB

    MD5

    a6fa3a467ebd44a99fb400a674146fd6

    SHA1

    f89feb6df685633c3c88e50cfbcc61bbb5e77c2c

    SHA256

    77f143858d109a64af82729af547aeb48cae0c0f69b74d33084e3026cb30de5c

    SHA512

    51a301e836e81772bd0c21c9b4941027a86ed249471c5af6aaa2c019fb8714044e47cd6a56c97f7b0eedaac9d2183bcd0fe35b0dc2ac01d45a51f32b6c563aa8

  • memory/1264-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1264-17-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/1264-30-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4232-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4232-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/4232-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4232-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB