Analysis

  • max time kernel
    150s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    01-08-2024 20:33

General

  • Target

    1f5b1ab2c406622e700748ab76e7d51ee8304198b103a2f32c6b3be7393dfb4c.exe

  • Size

    33KB

  • MD5

    08aad3ace781d66fbe36c389b0d38483

  • SHA1

    bac7c440417c2b0a1871874a00bcd32a8d891600

  • SHA256

    1f5b1ab2c406622e700748ab76e7d51ee8304198b103a2f32c6b3be7393dfb4c

  • SHA512

    78bf42f28d45446244ae50a0618e9d5437bbfbf965775ff6b7deb772add5fa253ed81bb9abb69cedecd299e7d7ac5f1387ab86547d41b96d7b504bb95c2ee771

  • SSDEEP

    192:pACU3DIY0Br5xjL/EAgAQmP1oynLb22vB7m/FJHo7m/FJHhpqzXW:yBs7Br5xjL8AgA71FbhvsR

Score
9/10

Malware Config

Signatures

  • Renames multiple (1464) 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\1f5b1ab2c406622e700748ab76e7d51ee8304198b103a2f32c6b3be7393dfb4c.exe
    "C:\Users\Admin\AppData\Local\Temp\1f5b1ab2c406622e700748ab76e7d51ee8304198b103a2f32c6b3be7393dfb4c.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2444

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

    33KB

    MD5

    c4f0ba7b278e30b27c16497903a36272

    SHA1

    e2b6284079bb0400e7e431a6d6fa1943d77523bc

    SHA256

    81d925708b57a6eb3be2fa1d38c9074a3f31a624171f3b0ef48d62fafd6165fb

    SHA512

    e89b0dc74c282c881105fb8fe3422490034e7574cb3f49cbbf77d87e375d43e4b8918840145cfaf9dd94bd4cf50bdaace3e38b447c6a0866b8f795119e3707ea

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

    Filesize

    42KB

    MD5

    860d9caf7c269be6c0818cf2aaf7c4eb

    SHA1

    b44a9a7b2a4b25cdc209d81229b1155742644626

    SHA256

    346d57f021e1fd379f431e41e9e95c2fc886f46c2336f2d20165e1fecbf02034

    SHA512

    248a3b417a3f7e1bb802bb31cb5955a30d9b5d44694bb2766110004159824150ba713fb9a95a7eafa5fe8122b67bbe20f24592729d1093744a41188ee5c3fb82

  • memory/2444-0-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2444-74-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB