Analysis

  • max time kernel
    120s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-10-2024 00:39

General

  • Target

    1d76b24eeea34127a776a91c4e27ea78e3e327ec1a1b89012577320233f2fbceN.exe

  • Size

    43KB

  • MD5

    782ad2e90988c8eebd513cacd783ad40

  • SHA1

    bc6ead544f4650ea6cd0c988d3a668d053d90acf

  • SHA256

    1d76b24eeea34127a776a91c4e27ea78e3e327ec1a1b89012577320233f2fbce

  • SHA512

    ab132af80d7ecd94c511a1c8fd914d8f42ed5d1c61a748d6bea2f244c7d34c777ec5aad85cb9d053b0603fb17f0f01c6e2585df99e9445121f4cbc4a4a5a797d

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBZ:V7Zf/FAxTWoJJZENTBZ

Malware Config

Signatures

  • Renames multiple (3213) 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\1d76b24eeea34127a776a91c4e27ea78e3e327ec1a1b89012577320233f2fbceN.exe
    "C:\Users\Admin\AppData\Local\Temp\1d76b24eeea34127a776a91c4e27ea78e3e327ec1a1b89012577320233f2fbceN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3533259084-2542256011-65585152-1000\desktop.ini.tmp

    Filesize

    43KB

    MD5

    c9b9510e3dcf6f2252781f5218957b8a

    SHA1

    756e9d3755cb2a0f21934f3686cb0d1845904864

    SHA256

    4860cf444789d510891250db7ad591f6119d39270b6e4191ffb45c12d5eab6de

    SHA512

    30d51549d6a33800ad62492fd768292c75d5b7920ef77075cf514feb6f2437b791859f20b11c4c42497fae17bcef62da9d3c63756428b68795000cafad205ba0

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

    Filesize

    52KB

    MD5

    af0f01d5b407eb060f0c3de1e0a30280

    SHA1

    5d733ba6b45dab209deb307acaf546622a03e8ee

    SHA256

    bfa5b7eee746485027efbeb3075db55ddcba025d5b0fc9d5d392195f7f27d936

    SHA512

    f9466be678f1673ec6075125d14696dd88849ae9b4dbb2d99a04972c8694878074db32ca11e85cfc0968dfcc3d630a4c019ae31c7cb1b0cb109ee91b7c498e10

  • memory/2368-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2368-72-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB