Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    03/07/2024, 04:16

General

  • Target

    38fdd16e23a927baefd739fa8fa90b667c7490f21e80bbfc65aa20b65dc552ca.exe

  • Size

    232KB

  • MD5

    1d79b35d5c1856c4a81f755e3ac5d190

  • SHA1

    10877004c339b0eabbefdf3655b1c2400c6bdb9f

  • SHA256

    38fdd16e23a927baefd739fa8fa90b667c7490f21e80bbfc65aa20b65dc552ca

  • SHA512

    ddfe796a571de3387b97cc3ebb584a35d6bbab71c5dfbc525f069b5b54e229052c7f237d59480392660307d2db1b93c4bd04844dbb930b458fabcf02def4ea89

  • SSDEEP

    6144:KiQSoz4HUK4dh5MKeKAQSoz4HUK4dh5MKeKS:VQtze54hmKeKAQtze54hmKeKS

Score
9/10

Malware Config

Signatures

  • Renames multiple (462) 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\38fdd16e23a927baefd739fa8fa90b667c7490f21e80bbfc65aa20b65dc552ca.exe
    "C:\Users\Admin\AppData\Local\Temp\38fdd16e23a927baefd739fa8fa90b667c7490f21e80bbfc65aa20b65dc552ca.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2224

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-39690363-730359138-1046745555-1000\desktop.ini.tmp

    Filesize

    233KB

    MD5

    3e8b59abe8c806e8519a2b8e85640299

    SHA1

    fa84cd47d53b43daf439b7b5e88198d0c35639a7

    SHA256

    738887a026d41e30f31372e0d9cc90436a658dcc35401db69325f82149f194cd

    SHA512

    620cb54cfdf1fb098dcbf7b849b3ea8dbcc76a1b65fe0983fdeea46d224c5cefac298d063454a262d5d75b1bd70b4d8aed3cea3394e49bd5d1db82b12cba79ff

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

    Filesize

    242KB

    MD5

    102ab350dbb54519b8e9b5fc7623f695

    SHA1

    239225d63eee85f8f721d178a2e168db4739de91

    SHA256

    a39d474fceec5100b4031a71894ff4ee6b7f08008917b54cb5f7809c08cf989c

    SHA512

    3f51567e6e35765f4cf847db1e825468cfcf00e2497d19e56169f326b23afcbe804ece1240fa408c6c32025bb9199e1a48cf4827d139504cf68845535ea46dbe

  • memory/2224-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2224-70-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB