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Analysis

  • max time kernel
    120s
  • max time network
    22s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    28/07/2024, 02:03

General

  • Target

    35073a9a81300f0091605e6d23485510N.exe

  • Size

    61KB

  • MD5

    35073a9a81300f0091605e6d23485510

  • SHA1

    a12e0d550b2f71fbd27492aeb91f801c5f501062

  • SHA256

    182363421990d4fd5c6572a49b648e0f281af92b759b456aef4afcc634aa4eed

  • SHA512

    3b8ee857700d321844166f3fe02612b412f06145c490ca9d083ddd765d443549bf215a6836e535f659782d99a485d9220e2dc50446c5b7bae84260a39fc00d63

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFIV:CTWn1++PJHJXA/OsIZfzc3/Q8IZnYw

Malware Config

Signatures

  • Renames multiple (2745) 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\35073a9a81300f0091605e6d23485510N.exe
    "C:\Users\Admin\AppData\Local\Temp\35073a9a81300f0091605e6d23485510N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-940600906-3464502421-4240639183-1000\desktop.ini.tmp

    Filesize

    61KB

    MD5

    851d5c4d1c51d3b572ff77b458800969

    SHA1

    02598816b361449a8340fdf579458c210626d11c

    SHA256

    29f75b88e35111f2634c531b2c193dde8388a1c39e8a857659eae862ccba6a8a

    SHA512

    4237b89fb08b62e3d82129401e307fee04de58be833416d3b98c9e666800db8fc15ba346697b47819ce204b81921c30f00098b587b6ab45651922955a944a32b

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

    Filesize

    70KB

    MD5

    e27a7e4d8b5c6f121a26003fc1078d7a

    SHA1

    551e4cc3c1a8ffe953593814843716264f8e891c

    SHA256

    868915634e0a53015b7a836cd281819074b96c0ba648b78b2da9fa7e9f8b88a8

    SHA512

    e9df63484a1914a8af04422d83397148d8375398d841edc888d0a9c181b7b5628d6e75bd8e68096dafe8efc99fa940d4a79b45f63df81f8049008d68b847ea5a

  • memory/2292-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2292-70-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB