Analysis

  • max time kernel
    147s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    28-05-2024 19:23

General

  • Target

    virussign.com_de11c1e8884955ed868fba912fb0dd70.exe

  • Size

    5.1MB

  • MD5

    de11c1e8884955ed868fba912fb0dd70

  • SHA1

    47c34aeb251ecbe38805f6b2b68467bc98d3dc2d

  • SHA256

    44f27ce11027a292a08515ddf755411ece2c5a81a0fb01f29a3e226510489dbf

  • SHA512

    142da83d31ae0814963cb0e8134748ff439940b981a9771cc991ce5b91e78cc8518c35a1e2d62b30fcbd881467636945ac2854b01cdb9c42eefbd36ea6c8a382

  • SSDEEP

    98304:VibqTs8FHbUJfiBrAL7MWFBxHYk+5OnL+JixRS6rY9hrcrRiwxXNfVw4J8DAkEYy:VibqTs8FHbUJfiBrAL7MWFBxHYk+5OnD

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
  • 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
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\virussign.com_de11c1e8884955ed868fba912fb0dd70.exe
    "C:\Users\Admin\AppData\Local\Temp\virussign.com_de11c1e8884955ed868fba912fb0dd70.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\Runtime.MSIL.1.0.0.0\NativePRo.dll

    Filesize

    40KB

    MD5

    94173de2e35aa8d621fc1c4f54b2a082

    SHA1

    fbb2266ee47f88462560f0370edb329554cd5869

    SHA256

    7e2c70b7732fb1a9a61d7ce3d7290bc7b31ea28cbfb1dbc79d377835615b941f

    SHA512

    cadbf4db0417283a02febbabd337bf17b254a6eb6e771f8a553a140dd2b04efd0672b1f3175c044a3edd0a911ce59d6695f765555262560925f3159bb8f3b798

  • memory/1340-0-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

    Filesize

    4KB

  • memory/1340-1-0x00000000002E0000-0x00000000007FA000-memory.dmp

    Filesize

    5.1MB

  • memory/1340-2-0x0000000000BA0000-0x0000000000BAC000-memory.dmp

    Filesize

    48KB

  • memory/1340-3-0x0000000074D40000-0x000000007542E000-memory.dmp

    Filesize

    6.9MB

  • memory/1340-4-0x0000000074D40000-0x000000007542E000-memory.dmp

    Filesize

    6.9MB

  • memory/1340-8-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

    Filesize

    4KB

  • memory/1340-9-0x0000000074D40000-0x000000007542E000-memory.dmp

    Filesize

    6.9MB

  • memory/1340-10-0x0000000074D40000-0x000000007542E000-memory.dmp

    Filesize

    6.9MB