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
    02-12-2024 03:27

General

  • Target

    d67e72a4ea3f613d54bff1272fcbcf8a4038783a15e83609e6c5839c6d37ba1cN.exe

  • Size

    5.6MB

  • MD5

    9b810439391c9c861fe0cfb439b36e50

  • SHA1

    797fbe20d5d4ed7e2351c423ba17b9f3957654df

  • SHA256

    d67e72a4ea3f613d54bff1272fcbcf8a4038783a15e83609e6c5839c6d37ba1c

  • SHA512

    3b9d98600c4aa3b0e4bea6011a70c87d63b82789eafb0fea2f466410b5203a6b976e8832c82403f0167a5f5252254289f8164746731e9838c03c61ed0d7a0d8b

  • SSDEEP

    98304:RF8QUitE4iLqaPWGnEv+OKQr8MAvFrpHv/kAZIlnHyLF06Sud19nEntkKl:RFQWEPnPBnEmOKIbGpPMAZcy3qyKl

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 (249) 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d67e72a4ea3f613d54bff1272fcbcf8a4038783a15e83609e6c5839c6d37ba1cN.exe
    "C:\Users\Admin\AppData\Local\Temp\d67e72a4ea3f613d54bff1272fcbcf8a4038783a15e83609e6c5839c6d37ba1cN.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:1360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3442511616-637977696-3186306149-1000\desktop.ini.tmp

    Filesize

    5.7MB

    MD5

    f29231d1d1c6539cfe8f7f96a4d22c91

    SHA1

    72f13c74d209421b23d1703b53eabb2a5a912b39

    SHA256

    5f0e5fbd94c3e44b85ffa968b194ecf9b8ffaa98236a6451a614ab0fe4ebda84

    SHA512

    4bb5c10da629cdeabfd31bfb9d90a3c68a78b1716a8e3a98001e880620e13820159086a71269beef8db4735703a3af59044b0ff314d440c10cebefdd83b434e1

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

    Filesize

    5.8MB

    MD5

    dd5e94bbe1ab99a989bcd8d0cd8c46bc

    SHA1

    be74e049bbe2f3ab467f2a3455175867c27988d5

    SHA256

    b1f805012c9853ed4677d00dae9dc598987b81db73571dc8368084fcb7851dcf

    SHA512

    4c1d0b7a1c11a4bf9bdb20a8d0af162cedb36631e451484b10f7e9b2dfec7642d1bceeb644a1c8900886cbf9c79eb5b11d338ae2cf31c94b08ad5a0e9166dc20

  • memory/1360-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1360-2-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/1360-9-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/1360-13-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1360-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1360-14-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/1360-33-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/1360-32-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/1360-78-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1360-90-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB