Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 22:40

General

  • Target

    1ebf74d8d537e3862499ac133ccf8114.exe

  • Size

    133KB

  • MD5

    1ebf74d8d537e3862499ac133ccf8114

  • SHA1

    101aae8a39c0b881cb98263491dcc9dd2564ff80

  • SHA256

    4c37574bfac79874ef5455651473b1da2a5498fff299f6e8f8a2301b6ac3ada1

  • SHA512

    f38fb182ffc2a2cf8a195ad8db5a28c5e19f06d2410de1c251fd591421354ebdc8e369a226b5f77f716a1646dbd58d447e62afd8867b703c51a90e0da27777a5

  • SSDEEP

    3072:g7EfaFpyX10cOcm7n5+3uTVQ71li3bS5ycSqn/6x9Q:gOl0cOc6+eBQ7i3+ycSn7Q

Score
7/10
upx

Malware Config

Signatures

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

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe
    C:\Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Modifies system certificate store
    • Suspicious use of UnmapMainImage
    PID:2112
  • C:\Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe
    "C:\Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe

    Filesize

    133KB

    MD5

    ff3f1834bf3e524acc47d084f15e5fe1

    SHA1

    c6a0ac6d6e068b39581470b88593352216434499

    SHA256

    025740ff69c59aa57ef55f3318a84e7a5337197cea2c3dd8e505dbbbdb30ff26

    SHA512

    c152742c6a0788c8def861468dd2bf4d8e299604210ad38541eb03a471909c9ebe80e23a9d1a2ea3dd933ed47b273ad3091b0d2c98ec0165e6ad6bcc7c38f183

  • memory/2024-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2024-3-0x00000000000E0000-0x0000000000101000-memory.dmp

    Filesize

    132KB

  • memory/2024-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2024-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2024-14-0x0000000000370000-0x00000000003F6000-memory.dmp

    Filesize

    536KB

  • memory/2024-40-0x0000000000370000-0x00000000003F6000-memory.dmp

    Filesize

    536KB

  • memory/2112-21-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2112-19-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2112-43-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB