Analysis

  • max time kernel
    120s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2024 04:54

General

  • Target

    de15232955fd62ad0131e5480164f6d62e3569f041cbbc6d2adf6bf013aef13bN.exe

  • Size

    3.0MB

  • MD5

    a0603251331725cbcbde1f6189d22190

  • SHA1

    0708b11c6c53a3a43260665436af65b313aa0a11

  • SHA256

    de15232955fd62ad0131e5480164f6d62e3569f041cbbc6d2adf6bf013aef13b

  • SHA512

    8386a093a92bbb515b217c940e3e296150fae35aaa8a8e2869fcb3249d42b1a0eb55b02f6a65f46fdd5bc43646e83f4fc332fe97618bd793a6370cf6c5cfdf14

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvVWiK+:RF8QUitE4iLqaPWGnEvN

Malware Config

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

  • Banload family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Renames multiple (555) files with added filename extension

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

  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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.

  • Modifies registry class 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\de15232955fd62ad0131e5480164f6d62e3569f041cbbc6d2adf6bf013aef13bN.exe
    "C:\Users\Admin\AppData\Local\Temp\de15232955fd62ad0131e5480164f6d62e3569f041cbbc6d2adf6bf013aef13bN.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1045960512-3948844814-3059691613-1000\desktop.ini.tmp

    Filesize

    3.1MB

    MD5

    5a4ab19acf1ca04545cf4c231e4b33ae

    SHA1

    28b47f3eee7790e03c1174ab910123ce9e09c44c

    SHA256

    7b7834e28e4a24fe2d475e0261abe2070f87804a4ea94b8c28b5f7c6f840e577

    SHA512

    5f4ddec3e5a035716d4b9aa30cb6f46ec09f3c6cea1f7433bbac52394b46914bb0b5fce065fac3a53d177f3797c878ac151aac358c02ff41266d49a061965fab

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    3.2MB

    MD5

    4128b1644307a06e60cceac7149d4c1a

    SHA1

    822e52695140be34e851d5bb0c7e4fe29c53a092

    SHA256

    635d85c040ea3b7fc243ab9ea3a6297389041ad374e50bb9b7d367a385401ded

    SHA512

    c261ea2b43a71e9b9f9ff1f8ba20154a1bca0095e17061ee5c838335215313a01a8b326f8f294e0f31cbdfbaeb0f856204d07c2feca64aa742aa96ee598572bb

  • memory/728-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/728-2-0x00000000045D0000-0x00000000047DC000-memory.dmp

    Filesize

    2.0MB

  • memory/728-9-0x00000000045D0000-0x00000000047DC000-memory.dmp

    Filesize

    2.0MB

  • memory/728-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/728-13-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/728-14-0x00000000045D0000-0x00000000047DC000-memory.dmp

    Filesize

    2.0MB

  • memory/728-51-0x00000000045D0000-0x00000000047DC000-memory.dmp

    Filesize

    2.0MB

  • memory/728-50-0x00000000045D0000-0x00000000047DC000-memory.dmp

    Filesize

    2.0MB

  • memory/728-136-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/728-156-0x00000000045D0000-0x00000000047DC000-memory.dmp

    Filesize

    2.0MB