Analysis

  • max time kernel
    143s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/01/2024, 05:31

General

  • Target

    42e17026c8e49f331c5d92fb85e7ae7f.exe

  • Size

    133KB

  • MD5

    42e17026c8e49f331c5d92fb85e7ae7f

  • SHA1

    cfcdaefa2eeab41316cafeef7bd442289772433f

  • SHA256

    2e5d32c129dc3e88112504034808fa84cc164695294923750176883675479eb9

  • SHA512

    a0a1770913c1048f8adf5b80a5d0d2cdddc26b292b15310f8bd8d64eadc0cc38dab9bb1db4f226f716b2d830b95f4885082b27392102e7ed1e45bd91252c1c06

  • SSDEEP

    3072:NmHGhPaqnq69vH7mDlsEEbzRDVMRI7QcEPEjsN5mJ25YQ:Vhaqn/vH7m3oRDaI7h9o5mJjQ

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\42e17026c8e49f331c5d92fb85e7ae7f.exe
    "C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:980
    • C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe
      C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:5064

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\42e17026c8e49f331c5d92fb85e7ae7f.exe

    Filesize

    37KB

    MD5

    1416984b8b646501858557c371ad66d9

    SHA1

    2e7209eb501155abc39e4b926239ab5ca7af2ce4

    SHA256

    9af48667fb3211b95741f294cd7235948b822febae583f3e5c64d25049e53d0a

    SHA512

    a967be386ac4937e010cafaab5e03c11ea6d5085f205c50beb11ce6cab554ab567e116fa3fe1b3d1e518d715bee6aa3e5ef4332d5c756bbfc60403aae4001d2d

  • memory/980-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/980-1-0x0000000001490000-0x00000000014B1000-memory.dmp

    Filesize

    132KB

  • memory/980-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/980-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5064-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5064-15-0x00000000001A0000-0x00000000001C1000-memory.dmp

    Filesize

    132KB

  • memory/5064-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/5064-30-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB