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Analysis

  • max time kernel
    120s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2024, 05:57

General

  • Target

    5f7390f9e47ee1a86c1886e404183200N.exe

  • Size

    56KB

  • MD5

    5f7390f9e47ee1a86c1886e404183200

  • SHA1

    0bd77e5abd375380ccafabacc6b9d4ec10d89ea6

  • SHA256

    300abd09f486e063434fbaa881738da0a5fbcf14c1d70e1dd469e0f78848091a

  • SHA512

    fbf745f36221aa7a435c34a413372700930d843858f7b685ece95a5120d8a8fdaa27e557b8fd5be1d1eca480102f45dfc4b0542276e55d98c0be3b2c646a01c9

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFIR:CTWn1++PJHJXA/OsIZfzc3/Q8IZT2pO

Malware Config

Signatures

  • Renames multiple (4650) 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\5f7390f9e47ee1a86c1886e404183200N.exe
    "C:\Users\Admin\AppData\Local\Temp\5f7390f9e47ee1a86c1886e404183200N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

    Filesize

    57KB

    MD5

    d4c4d5e8b5448a400d6499dc94fe8bde

    SHA1

    fa734653fac0fb31e3c805bd7512c2af36581511

    SHA256

    7e8b6f725fd1bc1456c6f7db745449765856ebe9bf63fca2b56f0cb95c0f58a2

    SHA512

    c1b546f7a5c5d5c37dc2a0e6582ecd1d47d60811617438e8f3e6c5e96bfcc779d3550f46fca6fc0b0cff0e9b3a3409550a28b67e191e533efbf9965c43e2a86e

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

    Filesize

    155KB

    MD5

    7829190ba07dcf7e18d32e58aef90f60

    SHA1

    df7b1ee202deedcc94cfcb4502d8cf5660408ba2

    SHA256

    237cb157a63c7120bee0d64d7051faa6e64081d47e8834acb266ecdbec92e5be

    SHA512

    2cf4bf82572263166517d78d15a1da2860304b0d326304b91573441eb0f9c2c6741af98e988678011044e3fa25683ce55f1000c1afd5ffb7442ab9dee60f39b0

  • memory/4796-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4796-878-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB