Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-06-2024 01:34

General

  • Target

    a745cc59d77cdaf622c31385d53bb30b03fc23756b757e7d59c53e32ece22916.exe

  • Size

    70KB

  • MD5

    c0e1d53a01772865c234c448088f0c8f

  • SHA1

    8eae885b8636979c5370d79cb4cfcbd73442e6db

  • SHA256

    a745cc59d77cdaf622c31385d53bb30b03fc23756b757e7d59c53e32ece22916

  • SHA512

    08e35cb943631079893667e2aa9e7824e34ae2fab8b0a4a9ce712565f035f6dd03ea0570df7c7131cdec623c9b6246a065fcda017e45dbbec7ef024b491299a5

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zx9R:fnyiQSou

Score
9/10

Malware Config

Signatures

  • Renames multiple (3446) 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\a745cc59d77cdaf622c31385d53bb30b03fc23756b757e7d59c53e32ece22916.exe
    "C:\Users\Admin\AppData\Local\Temp\a745cc59d77cdaf622c31385d53bb30b03fc23756b757e7d59c53e32ece22916.exe"
    1⤵
    • Drops file in Program Files directory
    PID:112

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1298544033-3225604241-2703760938-1000\desktop.ini.tmp

    Filesize

    70KB

    MD5

    1e40cf43e938cf25efb2a9071fc9da70

    SHA1

    c6110589d879004895600d32b46a4d826d71167a

    SHA256

    dc760f85337b69bbad923eb17965b36841d95ce7f33b3c5e3102e07adc14d644

    SHA512

    be42820fa6932ccefbfec1d1b35c9ae03d286a5db00ffb45c8fa1ffddc46c7c2b080cdf19ee6c9513bdabe0d7b9ac82f5680e9c52e2307d55ee7a90dc589d00c

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

    Filesize

    79KB

    MD5

    237c3483c284af190341e888057fdd15

    SHA1

    50f8081abaae79141ceb3ca416e5182b66f9ca36

    SHA256

    2f09a823f9c005a5272767abe5489931e1286f86657fdfac6dbabc20b6b9679b

    SHA512

    f7c3a1ddc8e349a917e695b89909c163f23a9f2a2afdbee8479c416efb21bea16006cf5e358cbc157c152a1b04c25f1955e6cbc481a7ed38cb7ea35b3615ac0d

  • memory/112-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/112-648-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB