Analysis

  • max time kernel
    42s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-05-2022 21:07

General

  • Target

    94ff27284cd93ad5a4db7d0d496d9f4f97afbd291a37b3686bac91c4c2c82a96.exe

  • Size

    248KB

  • MD5

    587fc8300a72417971cb9221dba2754c

  • SHA1

    d1acb9b0b05602b7914df271d4560d979d19f95c

  • SHA256

    94ff27284cd93ad5a4db7d0d496d9f4f97afbd291a37b3686bac91c4c2c82a96

  • SHA512

    9591dfef1cb787746928b1145ecca8e18f7b02d94b55b0ec8d89541a800f61201fb410ccf69dccaa3956574fc5df038b093c8b73a8133fee06369d0238b3aa83

Malware Config

Signatures

  • ElysiumStealer

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

  • ElysiumStealer Payload 2 IoCs
  • ElysiumStealer Support DLL 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\94ff27284cd93ad5a4db7d0d496d9f4f97afbd291a37b3686bac91c4c2c82a96.exe
    "C:\Users\Admin\AppData\Local\Temp\94ff27284cd93ad5a4db7d0d496d9f4f97afbd291a37b3686bac91c4c2c82a96.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:388
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 388 -s 1368
      2⤵
      • Program crash
      PID:1764

Network

MITRE ATT&CK Enterprise v6

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/388-54-0x0000000000990000-0x00000000009D4000-memory.dmp

    Filesize

    272KB

  • memory/388-55-0x0000000000420000-0x000000000042C000-memory.dmp

    Filesize

    48KB

  • memory/388-57-0x0000000076C81000-0x0000000076C83000-memory.dmp

    Filesize

    8KB

  • memory/388-58-0x0000000000490000-0x0000000000496000-memory.dmp

    Filesize

    24KB

  • memory/1764-59-0x0000000000000000-mapping.dmp