Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 19:37

General

  • Target

    V3.2.exe

  • Size

    4.3MB

  • MD5

    2b86802ae4884bc422909c9d7f736c2f

  • SHA1

    69efb1d653f5e81703e981b204e3ba05670a64bb

  • SHA256

    5e1f53abed4622d7835962655e21c1925b1502d67565c4b90d1e12e04651bb66

  • SHA512

    1dfce903d79f3fd488b738786a9de793f14f34d954507b13b232d721957a91c9ed56154f118ca4921e367ba8c7a41e003135727c948a7f97a45b9eb584b63288

  • SSDEEP

    98304:7vXFWvkybEhqHjUW0+Dpww1PUyo1eaGbvsha/C56a:7wvkyYhqHZlwJyo1edb0hDQ

Malware Config

Signatures

  • ElysiumStealer

    ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.

  • ElysiumStealer Support DLL 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Themida packer 3 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\V3.2.exe
    "C:\Users\Admin\AppData\Local\Temp\V3.2.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Maps connected drives based on registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4872
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4872 -s 1752
      2⤵
      • Program crash
      PID:3700
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4872 -ip 4872
    1⤵
      PID:3932

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Runtime.MSIL.1.0.0.0\sByte.dll

      Filesize

      40KB

      MD5

      94173de2e35aa8d621fc1c4f54b2a082

      SHA1

      fbb2266ee47f88462560f0370edb329554cd5869

      SHA256

      7e2c70b7732fb1a9a61d7ce3d7290bc7b31ea28cbfb1dbc79d377835615b941f

      SHA512

      cadbf4db0417283a02febbabd337bf17b254a6eb6e771f8a553a140dd2b04efd0672b1f3175c044a3edd0a911ce59d6695f765555262560925f3159bb8f3b798

    • memory/4872-11-0x0000000000400000-0x0000000000DF8000-memory.dmp

      Filesize

      10.0MB

    • memory/4872-22-0x0000000006370000-0x0000000006382000-memory.dmp

      Filesize

      72KB

    • memory/4872-5-0x00000000767A0000-0x0000000076890000-memory.dmp

      Filesize

      960KB

    • memory/4872-4-0x00000000767A0000-0x0000000076890000-memory.dmp

      Filesize

      960KB

    • memory/4872-1-0x00000000767C0000-0x00000000767C1000-memory.dmp

      Filesize

      4KB

    • memory/4872-7-0x00000000767A0000-0x0000000076890000-memory.dmp

      Filesize

      960KB

    • memory/4872-6-0x00000000767A0000-0x0000000076890000-memory.dmp

      Filesize

      960KB

    • memory/4872-12-0x0000000005340000-0x000000000534C000-memory.dmp

      Filesize

      48KB

    • memory/4872-26-0x00000000767A0000-0x0000000076890000-memory.dmp

      Filesize

      960KB

    • memory/4872-2-0x00000000767A0000-0x0000000076890000-memory.dmp

      Filesize

      960KB

    • memory/4872-8-0x00000000767A0000-0x0000000076890000-memory.dmp

      Filesize

      960KB

    • memory/4872-3-0x00000000767A0000-0x0000000076890000-memory.dmp

      Filesize

      960KB

    • memory/4872-17-0x0000000005360000-0x0000000005392000-memory.dmp

      Filesize

      200KB

    • memory/4872-19-0x0000000005450000-0x00000000054E2000-memory.dmp

      Filesize

      584KB

    • memory/4872-20-0x0000000005C10000-0x0000000005C76000-memory.dmp

      Filesize

      408KB

    • memory/4872-18-0x0000000005550000-0x0000000005AF4000-memory.dmp

      Filesize

      5.6MB

    • memory/4872-21-0x0000000006360000-0x000000000636A000-memory.dmp

      Filesize

      40KB

    • memory/4872-0-0x0000000000400000-0x0000000000DF8000-memory.dmp

      Filesize

      10.0MB

    • memory/4872-25-0x0000000000400000-0x0000000000DF8000-memory.dmp

      Filesize

      10.0MB

    • memory/4872-10-0x0000000000400000-0x0000000000DF8000-memory.dmp

      Filesize

      10.0MB