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Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    27/07/2024, 01:09

General

  • Target

    77ecbf499d84691d6433e491097a0fc0N.exe

  • Size

    41KB

  • MD5

    77ecbf499d84691d6433e491097a0fc0

  • SHA1

    28644e7c6178791b5a57d283e4f8243f2fcd3cab

  • SHA256

    5b8eb928ae32abdbce4f73f81ecffa35f9ff43fca6bac93552133106c47effc8

  • SHA512

    f28a2f0f4df07553c357065c74ed930f47e2a0f03a044c2238958afabf7419df3b20f40e0f2be8577427b179a11e865e61a8fc01c28435c30e79169ce6463bc9

  • SSDEEP

    768:W7BlphA7pARFbhL801VvM801VvcR2+lJtZ2+lJt9:W7ZhA7pApw03vR03vcltdt9

Score
9/10

Malware Config

Signatures

  • Renames multiple (662) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • 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\77ecbf499d84691d6433e491097a0fc0N.exe
    "C:\Users\Admin\AppData\Local\Temp\77ecbf499d84691d6433e491097a0fc0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1506706701-1246725540-2219210854-1000\desktop.ini.tmp

    Filesize

    41KB

    MD5

    fb6d3d1c58b87cbf46474052c18b1c21

    SHA1

    f00cc39528cc73ecaa265710e21af8f7cc57ea04

    SHA256

    0afd958a1f4a588ebf13f4b71e24c0cc2d4bdbe1a6bfc5df7effc3bd7a22b8d4

    SHA512

    1f32a54d744a257a059988ae84c7a3de27dc152e5b45ed68ad69704ed0913903a803bab4868daafddb75ba914c2ec74eaa72623f95603bbb93c5110f7f4cd3d6

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

    Filesize

    50KB

    MD5

    5eefc90add6ea1056f704c710c9c5c25

    SHA1

    2e93c94275c29911ca7300bd02e2f24ffc122896

    SHA256

    8b1cae5f5a0d0ddfb9d42511732054d2600a3e701980977708d576236105a52d

    SHA512

    7bce6b2113c40cf150fac0cd7cabfc4a3eb887df2a91326d13b655a99ef9e99a4c235532f19460a1a84dd3aa97678d65a871dabe3d8688aaec1a539c41c4ba86