Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    16-10-2024 18:19

General

  • Target

    2bf7ae0a457c4b852594397c8d325e5b7bb85bbd44ed77c3043f3e2ee92249ebN.exe

  • Size

    96KB

  • MD5

    40a1390cab497052b616e119291c4180

  • SHA1

    0f813b3e18732618aeb28ce469a7d94b9904b1f9

  • SHA256

    2bf7ae0a457c4b852594397c8d325e5b7bb85bbd44ed77c3043f3e2ee92249eb

  • SHA512

    080aa2212b95eafccce3105849f3bae4a3116efeba86eb036762ce883891b2cf26988b080538fd8087c321b8de39646ada0ce80eba81bf24ad345c2cb484de39

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxY5KwqOvVHiZckbNVEb:fnyiQSox5Kwp

Malware Config

Signatures

  • Renames multiple (2928) 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\2bf7ae0a457c4b852594397c8d325e5b7bb85bbd44ed77c3043f3e2ee92249ebN.exe
    "C:\Users\Admin\AppData\Local\Temp\2bf7ae0a457c4b852594397c8d325e5b7bb85bbd44ed77c3043f3e2ee92249ebN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1506706701-1246725540-2219210854-1000\desktop.ini.tmp

    Filesize

    96KB

    MD5

    a13c517e4f176f1e38df32ab04d6c55e

    SHA1

    6a95520eaca1e0e4b40bc6e78f6581cf40e9a7ba

    SHA256

    68281a34a09ea3465bfa2162ed600a52e6fa2f9c416c5ce38ff1ad7d10a6a705

    SHA512

    ce6c59e458992d6169d36b79bb5570238e98f9b7d9e02e40bc1ad4859778c6dcb1ed4690e28304408826e88241d772465f004277c1e5b71a9576f803a5f1380a

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    105KB

    MD5

    80154de10bbe0892e18af14853dabf71

    SHA1

    99e99a6c27ff9e1b522ad5a84b85d4805a88326e

    SHA256

    a5bc52c79e19bf66c59315d52006d707693bda16329b6e8e0134c1257b603a8c

    SHA512

    2e8ad549939e97bb82f0b05f8caa12ea6b8ddae39f4fe1c2f9592b0f759a83698398d368e236ed7a5b4d744616a2d475b8da36571f94f8fdb79ac688ce28e8a5

  • memory/2276-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2276-70-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB