Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 18:18

General

  • Target

    065127193e6629d719c1d21be4d98371b296d9d78b998a225434837b236c2807.exe

  • Size

    75KB

  • MD5

    57aefd44bf091b58f6b5e66fdf016688

  • SHA1

    761d00dbfd4d1b924a8fe558ab4e97ed38db0372

  • SHA256

    065127193e6629d719c1d21be4d98371b296d9d78b998a225434837b236c2807

  • SHA512

    4e4b1e842030fc309b773de220a9acca662854179d6bcef5bfcfd9b222c99ab3ea92d0b137f9c5f7f202ce625906eddbb7d6dcb9155ed3993010deb59716ff66

  • SSDEEP

    1536:67Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8yiWJQBJQt:+nyiQSoT

Score
9/10

Malware Config

Signatures

  • Renames multiple (3453) files with added filename extension

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

  • UPX dump on OEP (original entry point) 4 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\065127193e6629d719c1d21be4d98371b296d9d78b998a225434837b236c2807.exe
    "C:\Users\Admin\AppData\Local\Temp\065127193e6629d719c1d21be4d98371b296d9d78b998a225434837b236c2807.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2924

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2721934792-624042501-2768869379-1000\desktop.ini.tmp
    Filesize

    75KB

    MD5

    a1c786c4d57495e7fbe0e86637bd93f1

    SHA1

    c1903a9f27fa8465d14e39a0db55b390826d712d

    SHA256

    04581d86279aa9cb3a9590136d6accaca69ed5eda9e430a20197cbc1ad69374a

    SHA512

    47125a076efb33f933ebc7831f2d947ab1568864fe7db02d430de180cfac1062f012a3fa811a3653b51e05110e415c60830b743f4b6f2314f9433c3267be7247

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

    84KB

    MD5

    9d34b9b725bb9e548b7464fe3513359d

    SHA1

    e362ba9da22419376483f0555470deaa1eaedaec

    SHA256

    0df28f5b2d7e924ef61573135b18da9c1a73d47c30bdafc79af901947c1a0570

    SHA512

    dca3f166ad3ede40f210d85652b97d0b5fa72b06e129b859040c2a4f3a3d98d95534b52694d2aae418299d7139aa4ccf0c6223f1d154b636467bae81ad793373

  • memory/2924-0-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2924-646-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB