Analysis

  • max time kernel
    122s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-10-2024 18:27

General

  • Target

    Hemoid.exe

  • Size

    903KB

  • MD5

    86775a764aea392246a92799be91dd13

  • SHA1

    df06f5d609bfe3861567f2b32769f32ddae17341

  • SHA256

    e8b00d362280ad03511b44e1e16b92bff4468547a2cd2b5231962653f18be194

  • SHA512

    5caea228fc466f9780a73df8755c8beb2ee1809df74bb6d40a6dec78428f1620491f556fa50236d2126688600205bb1d2e9b1b6a665f594ce54f705ba7d28cbb

  • SSDEEP

    12288:7/x+rNj8OdRDQOjJ+bLJxoATfDx209q7s62W++uMBIVm7MIBXBKGzaeKBemnZ6:bx+rddRkiyoAzD5wY62HnQIQMOKOaeKE

Malware Config

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Loads dropped DLL 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Hemoid.exe
    "C:\Users\Admin\AppData\Local\Temp\Hemoid.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Users\Admin\AppData\Local\Temp\Hemoid.exe
      "C:\Users\Admin\AppData\Local\Temp\Hemoid.exe"
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nso8509.tmp\System.dll

    Filesize

    11KB

    MD5

    c9473cb90d79a374b2ba6040ca16e45c

    SHA1

    ab95b54f12796dce57210d65f05124a6ed81234a

    SHA256

    b80a5cba69d1853ed5979b0ca0352437bf368a5cfb86cb4528edadd410e11352

    SHA512

    eafe7d5894622bc21f663bca4dd594392ee0f5b29270b6b56b0187093d6a3a103545464ff6398ad32d2cf15dab79b1f133218ba9ba337ddc01330b5ada804d7b

  • memory/2540-26-0x0000000003620000-0x00000000063AB000-memory.dmp

    Filesize

    45.5MB

  • memory/2540-20-0x0000000003620000-0x00000000063AB000-memory.dmp

    Filesize

    45.5MB

  • memory/2540-21-0x0000000003620000-0x00000000063AB000-memory.dmp

    Filesize

    45.5MB

  • memory/2540-22-0x0000000077741000-0x0000000077842000-memory.dmp

    Filesize

    1.0MB

  • memory/2540-23-0x0000000077740000-0x00000000778E9000-memory.dmp

    Filesize

    1.7MB

  • memory/2832-27-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-24-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-25-0x0000000077740000-0x00000000778E9000-memory.dmp

    Filesize

    1.7MB

  • memory/2832-48-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-50-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-49-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-52-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-51-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-54-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-53-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-55-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB

  • memory/2832-61-0x0000000000400000-0x0000000001462000-memory.dmp

    Filesize

    16.4MB