Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    26-08-2024 04:56

General

  • Target

    f4ed57c3a78da6cc0419743b6b6db42841b343b95b50d9b85ecd76084b173a0f.exe

  • Size

    37KB

  • MD5

    6062305dcf8f2b84bcbb38593ac6f20c

  • SHA1

    8588ae8ae04153231198963f29550566711699b9

  • SHA256

    f4ed57c3a78da6cc0419743b6b6db42841b343b95b50d9b85ecd76084b173a0f

  • SHA512

    135643c8487381b7023dc7bd7fb00dfe4df34b96fb6970e927b5e91eb82a3d9959ab2024993482505d7a4085df2f5f0625ccf291830f1b7e561dc0b55bcc503e

  • SSDEEP

    192:tACUADIY0Br5xjL/nznlAgAQmP1oynLb22vtI0zWXPXVzKb1P:GBt7Br5xjL7lAgA71Fbhvt3a2hP

Score
9/10

Malware Config

Signatures

  • Renames multiple (3790) 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\f4ed57c3a78da6cc0419743b6b6db42841b343b95b50d9b85ecd76084b173a0f.exe
    "C:\Users\Admin\AppData\Local\Temp\f4ed57c3a78da6cc0419743b6b6db42841b343b95b50d9b85ecd76084b173a0f.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3502430532-24693940-2469786940-1000\desktop.ini.tmp

    Filesize

    37KB

    MD5

    64f2303d30106df8effc09a62bcaeaba

    SHA1

    1892d611e84970a5eb45d251c15433328e265bf3

    SHA256

    13dd69353caa499530d319615ffddb6dc2681c2fb31c9b43aed385411306d7ec

    SHA512

    aac2011f09fb2021fbd36b8f0a7d67b5e13972c1be3ec00fff3289ce32529cc90c11be0bf6d4be048bb0aa10b03769129694b3a26df1c29e244cb3debeb5640c

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

    Filesize

    46KB

    MD5

    251553785a6a3603a910672f855814f9

    SHA1

    2053332729e9f9113119113383573ce386e88af3

    SHA256

    bae2b83733ed8c47c5a7b31fd91854586510e0bdaf1bf07f1f1a69bba8347370

    SHA512

    f961e5e59cb077288b278c12b7a89a52cc43cca08401d61f50d13a7f0e20f65f6b14a6542fea563a29b4ce6c1f9484973bfaa8adf827582bd3a26b85aeaa2bca