Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 02:47

General

  • Target

    bf6edbc8e912cf339f8735f109af7c666d2998cda10a5b7ec5f3ba07a2e22d20.exe

  • Size

    64KB

  • MD5

    5dd4c8206c9f4c2d46a82ab44264d7a0

  • SHA1

    904ac2ce958b939e618001c4d3341836484a1938

  • SHA256

    bf6edbc8e912cf339f8735f109af7c666d2998cda10a5b7ec5f3ba07a2e22d20

  • SHA512

    beaa06bf902c6dab88f9233dc2f46cc4cd718da662823e7895a23560169d8a7a9cdbc2f348b7df370ada163b7fcce5a37dc668ac596539f9ea4da5b8e9ac5dad

  • SSDEEP

    768:W7Blp9pARFbhQSox/6Sox/ME4JAIAepE4JAIAeuDlmlQPc3f6Pc3f5TGotuMOiJY:W7Z9pApQESOHepOHe8G+6E65TGAI

Score
9/10

Malware Config

Signatures

  • Renames multiple (3766) files with added filename extension

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

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf6edbc8e912cf339f8735f109af7c666d2998cda10a5b7ec5f3ba07a2e22d20.exe
    "C:\Users\Admin\AppData\Local\Temp\bf6edbc8e912cf339f8735f109af7c666d2998cda10a5b7ec5f3ba07a2e22d20.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2776

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3452737119-3959686427-228443150-1000\desktop.ini.tmp
    Filesize

    64KB

    MD5

    2aa70ef79ea6427c1162b276b718e774

    SHA1

    3854e0982f63f2e21bac2bcb4a3df861a14bdf90

    SHA256

    b34a0fd3d75033885b4ac12ac8ae34b3b03f84fdcadba848988b10151ef9d690

    SHA512

    fabec4c586c5cba1078628405c25f1d0e36ead1abb249af463e581abb783d6e641369ff046256a3020129bd2d7942c3b382d49f6219b163529e61c31e4a736bb

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

    73KB

    MD5

    69a371d84d97218b58df50dfd848c2a8

    SHA1

    90861a217b3429c162debc93289e065b1d5a6223

    SHA256

    2091a78aeee8262bf5c33ace2d9e31506af0e1b4284eea7ec990287a392bbbe1

    SHA512

    f9ef6fba328033c02e7413df73e4c4fdf82cbea13818165fa5a0c93c21cca857a8355707c095da737191982f3cb7dd7efdb5b40ede9fc0d25747db20e6084b4a