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Analysis

  • max time kernel
    119s
  • max time network
    91s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/09/2024, 03:39

General

  • Target

    82809629a5de9001142d9c9b6d088ab0N.exe

  • Size

    61KB

  • MD5

    82809629a5de9001142d9c9b6d088ab0

  • SHA1

    9340b7822b356471c2be97969c2b1d2e0e09ca6d

  • SHA256

    d57e2fa3af2fb7c01cdcdae3f8e549514785c3a368473dc0ba2d04c26cb09b4d

  • SHA512

    6a406c3a4b8174d779f074e0f07590a6aff1e7196548a4a2e700341e1d27119660f56b115c9293d075268cf5d6b01ed763e7fb27948ed808be948a3db633dd2b

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFIl:CTWn1++PJHJXA/OsIZfzc3/Q8IZTT

Malware Config

Signatures

  • Renames multiple (4660) 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\82809629a5de9001142d9c9b6d088ab0N.exe
    "C:\Users\Admin\AppData\Local\Temp\82809629a5de9001142d9c9b6d088ab0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-656926755-4116854191-210765258-1000\desktop.ini.tmp

    Filesize

    61KB

    MD5

    83e877ad351e38d0dbe29ebdc897ce85

    SHA1

    b96106d9fac69538cfcb5f2b80fc954ed814e4fa

    SHA256

    7a7bc1c8439f1b5b3d8a2d85875c8a42f5bfc8a9e0e7de0fc66c0767acfb5ad8

    SHA512

    e8c67fff0a7ac1a6894f74646817d2eb1f64715b616ad6c8fa2fa804ad783e720fd298ad145be993cc7a2fd94edede758038ac5a3adb2dde3a253a016348a33b

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    160KB

    MD5

    aad1afa47ceb5ecd5836ec15b508b6ce

    SHA1

    6d5a0acd0e71efe3e8dec3aecd1e3750e032576a

    SHA256

    fa4965a8f3e55f961fc758faa8b99b91d9743908c6b9737c71f4dcbd80064426

    SHA512

    7889e2f7f60a77239876553c00414d5f361db0fc40c96b9293b87451d3943f2d93843e76eaebe5774e9e249cb2b00dec8aa24529750447858c549417e7549f58

  • memory/432-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/432-931-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB