Analysis

  • max time kernel
    38s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    10/10/2023, 11:32

General

  • Target

    SirHurt V4.exe

  • Size

    10.8MB

  • MD5

    7c3571a7144ec0c26d3a9d79372fff35

  • SHA1

    3296d8dce9241321c67a16345c58258d53aa5853

  • SHA256

    22e8e3d7e060d661f3d7aa3a8c1161c79ae82da32cee3b8c2c9786fb2e850da1

  • SHA512

    50a94bb2cef96f31c3be268ba5680f24a94759279ac586f322fe2efb064f5fc2801dbd44735b22908b6f5f0752b9b2b67e3cbba52dda3a3f6279bb221ca2e5af

  • SSDEEP

    196608:P8LSXPcSJFDBB7XDx0YVtL4Y4KPXulDpCiC1iGxukZw3SKVr8XGm:ThTXt0YV14kW1GiG1ZwCKOG

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Obfuscated with Agile.Net obfuscator 5 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Themida packer 3 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SirHurt V4.exe
    "C:\Users\Admin\AppData\Local\Temp\SirHurt V4.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2988-0-0x0000000000400000-0x000000000144E000-memory.dmp

    Filesize

    16.3MB

  • memory/2988-1-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-5-0x00000000756D0000-0x0000000075717000-memory.dmp

    Filesize

    284KB

  • memory/2988-3-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-8-0x00000000756D0000-0x0000000075717000-memory.dmp

    Filesize

    284KB

  • memory/2988-7-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-6-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-10-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-9-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-15-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-14-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-13-0x0000000077310000-0x0000000077312000-memory.dmp

    Filesize

    8KB

  • memory/2988-12-0x00000000756D0000-0x0000000075717000-memory.dmp

    Filesize

    284KB

  • memory/2988-11-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-16-0x0000000000400000-0x000000000144E000-memory.dmp

    Filesize

    16.3MB

  • memory/2988-17-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/2988-18-0x0000000000400000-0x000000000144E000-memory.dmp

    Filesize

    16.3MB

  • memory/2988-19-0x0000000005720000-0x0000000005760000-memory.dmp

    Filesize

    256KB

  • memory/2988-20-0x00000000017D0000-0x00000000017DE000-memory.dmp

    Filesize

    56KB

  • memory/2988-21-0x0000000005650000-0x00000000056B6000-memory.dmp

    Filesize

    408KB

  • memory/2988-22-0x0000000005A40000-0x0000000005AFA000-memory.dmp

    Filesize

    744KB

  • memory/2988-23-0x00000000031A0000-0x00000000031AE000-memory.dmp

    Filesize

    56KB

  • memory/2988-24-0x0000000005B00000-0x0000000005B42000-memory.dmp

    Filesize

    264KB

  • memory/2988-25-0x0000000006060000-0x00000000061B4000-memory.dmp

    Filesize

    1.3MB

  • memory/2988-26-0x0000000005B80000-0x0000000005BB0000-memory.dmp

    Filesize

    192KB

  • memory/2988-27-0x0000000006390000-0x0000000006396000-memory.dmp

    Filesize

    24KB

  • memory/2988-28-0x0000000008CC0000-0x0000000008F4E000-memory.dmp

    Filesize

    2.6MB

  • memory/2988-29-0x00000000063F0000-0x00000000063F6000-memory.dmp

    Filesize

    24KB

  • memory/2988-30-0x0000000005720000-0x0000000005760000-memory.dmp

    Filesize

    256KB

  • memory/2988-34-0x0000000000400000-0x000000000144E000-memory.dmp

    Filesize

    16.3MB

  • memory/2988-39-0x0000000005720000-0x0000000005760000-memory.dmp

    Filesize

    256KB

  • memory/2988-40-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-43-0x00000000756D0000-0x0000000075717000-memory.dmp

    Filesize

    284KB

  • memory/2988-41-0x00000000756D0000-0x0000000075717000-memory.dmp

    Filesize

    284KB

  • memory/2988-42-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-45-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-46-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-47-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB

  • memory/2988-49-0x0000000076660000-0x0000000076770000-memory.dmp

    Filesize

    1.1MB

  • memory/2988-50-0x00000000756D0000-0x0000000075717000-memory.dmp

    Filesize

    284KB

  • memory/2988-51-0x0000000000400000-0x000000000144E000-memory.dmp

    Filesize

    16.3MB

  • memory/2988-52-0x0000000074340000-0x0000000074A2E000-memory.dmp

    Filesize

    6.9MB