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Analysis

  • max time kernel
    120s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08/09/2024, 12:58

General

  • Target

    9d8181b36e8c12f7a71f83301e25caf0N.exe

  • Size

    92KB

  • MD5

    9d8181b36e8c12f7a71f83301e25caf0

  • SHA1

    264a4928463d8b17a05893b704936071559ad585

  • SHA256

    dbe4237b9854ed6020392c48c7398f2f08a73719cc35d3deb1a42a7cb1d2b19b

  • SHA512

    68fc8843a340d7d73d40f66904e650269fce9c2dfa392ab2ffccb5fadf36dee9047f6f368775410a49b7298072c5f3d8ca28f95379a804ac740f2665adccb92e

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zx4LgLvL:fnyiQSoFc3

Malware Config

Signatures

  • Renames multiple (2923) 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\9d8181b36e8c12f7a71f83301e25caf0N.exe
    "C:\Users\Admin\AppData\Local\Temp\9d8181b36e8c12f7a71f83301e25caf0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1324

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

    92KB

    MD5

    32ebcc18915811dd1e175ceaaf89d450

    SHA1

    294aafc26ce683b13cf3a8096d9f64dfa2c04b19

    SHA256

    80fe830125fb06aa6364b9faca00e6449a37d2888697abdfc6a89d20ec586c0a

    SHA512

    22723940338c42c6a786624bedac9a9db0cf15aea11874f376f5eda676346817a3dc5ea0a95cf0d2f959e241113d9650e5c1b8d08ecbbb51eb1707c8cff736ae

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

    Filesize

    101KB

    MD5

    104278c881cd2810a2fa57fb7de6cd0b

    SHA1

    aef7a4f17db9ffc178a356f1172045038250a9bf

    SHA256

    84a4d26094e5597afb769aa1f04689c68ac6bb686d8621d14ec64e0bc6aad82f

    SHA512

    816c8a139f0fd160bcd3336e55582707bd6fa1302046ffa9bf0476e8f7c9a262a3ffc0939dab18763470e81d87a225f1503637f403f3b70dc8dfec351d6c85b4

  • memory/1324-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1324-70-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB