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Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2024, 04:48

General

  • Target

    daa4cd42c55d73b503b0ab02f88994e087aa0d5e39e3e03ff11c75553a8d347aN.exe

  • Size

    112KB

  • MD5

    e07bf4806835395084efcbb509eb3f00

  • SHA1

    1834358bca7c676566501189f1ea4142b65804e1

  • SHA256

    daa4cd42c55d73b503b0ab02f88994e087aa0d5e39e3e03ff11c75553a8d347a

  • SHA512

    84888f35adc9fd0cd3d3cc4ecdd5fab0e93f4a2262f8cfaa861589dd560bc8f06f68e3781806343dfa488940d586edff9aadc125fffecdb2c5ef466b853cc48c

  • SSDEEP

    1536:V7Zf/FAxTWoJJ7TTQoQPyPhehFTW7JJ7TTQoQPyPhehR:fny1oRUhehOoRUhehR

Malware Config

Signatures

  • Renames multiple (5012) 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\daa4cd42c55d73b503b0ab02f88994e087aa0d5e39e3e03ff11c75553a8d347aN.exe
    "C:\Users\Admin\AppData\Local\Temp\daa4cd42c55d73b503b0ab02f88994e087aa0d5e39e3e03ff11c75553a8d347aN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:3412

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3227495264-2217614367-4027411560-1000\desktop.ini.tmp

    Filesize

    113KB

    MD5

    ef08cffe20667622d363f80d270982cc

    SHA1

    1356ed8bd1115b2db1416a7467d80b7a1456d4ac

    SHA256

    c88e9f3f8f86f14ed3fd501ffeb57fe489ac5eeee2e0211efbb0f185388ca9bc

    SHA512

    71cd5df126b8006b7f9548b5336e9a89303faffaeefe48a950a2501572b45d13ccd14fcf8f170a4ce2ba7126d5051f9a6152af8e4beeec3a615a5e45a8da4dd0

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

    Filesize

    211KB

    MD5

    912824cde282be89838cd3929599b914

    SHA1

    1c67decae9e0b3be4649037e8bda4b282d36ccdd

    SHA256

    7b272633bcbcc78f0936251d76b64d1c089400fef566d85fca6f8002d6fb158c

    SHA512

    2338fe48762c27b6aea98647c3bb383832654a6cee84edd45865b590fdab928819fb116c6627eb038cd734b12747edabcad880eeb7edc1089d248f3b491bc326

  • memory/3412-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3412-664-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB