Analysis

  • max time kernel
    150s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-10-2024 00:42

General

  • Target

    1d76b24eeea34127a776a91c4e27ea78e3e327ec1a1b89012577320233f2fbceN.exe

  • Size

    43KB

  • MD5

    782ad2e90988c8eebd513cacd783ad40

  • SHA1

    bc6ead544f4650ea6cd0c988d3a668d053d90acf

  • SHA256

    1d76b24eeea34127a776a91c4e27ea78e3e327ec1a1b89012577320233f2fbce

  • SHA512

    ab132af80d7ecd94c511a1c8fd914d8f42ed5d1c61a748d6bea2f244c7d34c777ec5aad85cb9d053b0603fb17f0f01c6e2585df99e9445121f4cbc4a4a5a797d

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBZ:V7Zf/FAxTWoJJZENTBZ

Malware Config

Signatures

  • Renames multiple (5086) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d76b24eeea34127a776a91c4e27ea78e3e327ec1a1b89012577320233f2fbceN.exe
    "C:\Users\Admin\AppData\Local\Temp\1d76b24eeea34127a776a91c4e27ea78e3e327ec1a1b89012577320233f2fbceN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1045960512-3948844814-3059691613-1000\desktop.ini.tmp

    Filesize

    43KB

    MD5

    af748b883a301a6eb10988fe3ccbb178

    SHA1

    cc98d33efc9e9e5a595ecc0a54fce0cd911325dd

    SHA256

    38cb32428400adb2285d0cfa3c4618f0801e81533e5cc8feddcefbdae234534d

    SHA512

    afc40ed0de5fa37a1e8649673c8e661247516e5c4ba9dd39a01d5915d354b45b14723bba89fc9d37d6c12c9d0aa9a0ec75fa9bd03507fb1a9346b3d593da4ef8

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    142KB

    MD5

    a67076866048f1a7ba16ecc9afb1972a

    SHA1

    973083bd05ad30d806748e0faf4325688a15208f

    SHA256

    9170570764f0b32e9ca0172d0cc28adf1068d815f46dacc177a264a292ae2a99

    SHA512

    64c6057babd666cc5361fea4963d102f6a09908d8068abbb907c6ec19f804c64063369b2e81932ab57e20059b646ccfcdb7a6c3ac7f1636ada96931818f8c8b6

  • memory/4244-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4244-776-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB