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Analysis

  • max time kernel
    119s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 03:31

General

  • Target

    4abbb8fb29de681e8ab6824c2657dad0N.exe

  • Size

    23KB

  • MD5

    4abbb8fb29de681e8ab6824c2657dad0

  • SHA1

    8a35c4044cee9e0077db2c2b628b13c1082c74ea

  • SHA256

    947ffad0ac547a5277c60f59b2f63c73a59779852f35655fd43604b86cb4be2c

  • SHA512

    412ac8d674205324e7e2705a690fbafe92b040d06ec5be657b246be04e8a274fcef69fbc6898fd1aada1cf7233691879a7a00eaefb900e1d058d49abdb134458

  • SSDEEP

    384:QOlIBXDaU7CPKK0TIhfJJcbQbf1Oti1JGBQOOiQJhAT17Xw+EAEE:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJ0

Malware Config

Signatures

  • Renames multiple (507) 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\4abbb8fb29de681e8ab6824c2657dad0N.exe
    "C:\Users\Admin\AppData\Local\Temp\4abbb8fb29de681e8ab6824c2657dad0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2212144002-1172735686-1556890956-1000\desktop.ini.tmp

    Filesize

    23KB

    MD5

    b5cb57ddf8a3a2f989fd9e3ac9928552

    SHA1

    7dc04dfe21904564aff00de3b8165825ed62083b

    SHA256

    28988b56a6fb0876b3d5577ebe82a1f4722ca83549f2f43e6471c4bb0983023d

    SHA512

    1e61d20bbb10943c0c0d95197280d9bf575339594190e5970fad05fbff071f6e55ed79552cc1ea0a3a9496922303bc5905b1c5b992869b30a254db825688cc56

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

    Filesize

    32KB

    MD5

    654bb04add1f0df234941527a715c9ec

    SHA1

    1725b4b35339899a0a5ec93430746e2d5cf863a6

    SHA256

    3946d942c9e0b0b1b375b9fde6d8c75a769874b03e41c281a9df88478a3791c7

    SHA512

    a2ee2e97ccdc64fa919061c50f45a453f0646d023822a7567da4e24152f7ce1bc93dc905bc11ccb7170de090cbb8c6f00a7f9cca8251e623bdfe59c80be93c00

  • memory/2292-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2292-28-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB