Resubmissions

01-12-2024 13:32

241201-qtft6sxkdk 10

01-12-2024 13:27

241201-qp8pdssmax 10

Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2024 13:32

General

  • Target

    Latest_protected.exe

  • Size

    5.6MB

  • MD5

    6609fbd025ee98c12839bd46bc6a7d29

  • SHA1

    53712a862ffdbf172cc93c203023c9feeb13e436

  • SHA256

    0ecb9b2ccd461e33db5a31cb422c91acf6cffc1d65650f980288175c0f62e5e1

  • SHA512

    8af86784156ca9b6fdcd530b4ef0d22b727ce6199f585947d0ddcd70a786bf58702268a5211440a39c84d745f6bf229476fc33e9364c6f9628d3e19b9c1cbfd2

  • SSDEEP

    98304:Kw31I0VJIFNf9YDNSrk6MA+bHQkOGHezT8Bu9tiSD53I4kf9Yf6Iq7NRvUSeKQYR:11I0VJIF195rkPA++FDkfTIqp3An9c5

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
  • Elysiumstealer family
  • 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 2 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
  • Drops file in Windows directory 1 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 33 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Latest_protected.exe
    "C:\Users\Admin\AppData\Local\Temp\Latest_protected.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
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4304

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/4304-18-0x00000000055D0000-0x00000000056DE000-memory.dmp

    Filesize

    1.1MB

  • memory/4304-6-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-19-0x00000000056E0000-0x0000000005C84000-memory.dmp

    Filesize

    5.6MB

  • memory/4304-4-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-20-0x0000000005C90000-0x0000000005D22000-memory.dmp

    Filesize

    584KB

  • memory/4304-7-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-9-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-8-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-5-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-11-0x0000000000400000-0x0000000000F84000-memory.dmp

    Filesize

    11.5MB

  • memory/4304-12-0x0000000000400000-0x0000000000F84000-memory.dmp

    Filesize

    11.5MB

  • memory/4304-21-0x0000000005E70000-0x0000000005ED6000-memory.dmp

    Filesize

    408KB

  • memory/4304-1-0x0000000076DD0000-0x0000000076DD1000-memory.dmp

    Filesize

    4KB

  • memory/4304-0-0x0000000000400000-0x0000000000F84000-memory.dmp

    Filesize

    11.5MB

  • memory/4304-3-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-2-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-13-0x0000000003260000-0x000000000326C000-memory.dmp

    Filesize

    48KB

  • memory/4304-22-0x0000000006590000-0x000000000659A000-memory.dmp

    Filesize

    40KB

  • memory/4304-23-0x0000000006AE0000-0x0000000006CF4000-memory.dmp

    Filesize

    2.1MB

  • memory/4304-24-0x0000000007B20000-0x0000000007B32000-memory.dmp

    Filesize

    72KB

  • memory/4304-25-0x0000000000400000-0x0000000000F84000-memory.dmp

    Filesize

    11.5MB

  • memory/4304-26-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-27-0x0000000076DD0000-0x0000000076DD1000-memory.dmp

    Filesize

    4KB

  • memory/4304-28-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-29-0x00000000096B0000-0x00000000096EC000-memory.dmp

    Filesize

    240KB

  • memory/4304-30-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-31-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-33-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB

  • memory/4304-34-0x0000000076DB0000-0x0000000076EA0000-memory.dmp

    Filesize

    960KB