Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    01-05-2022 23:33

General

  • Target

    95dcd78b32e3ad8894154d10d3adb4942921f78cb95e95c1dcf62de5a0fd9f32.exe

  • Size

    456KB

  • MD5

    f8f5db7bd7d752e5ce0c1b4403f1d6fa

  • SHA1

    d400f38200a58a4da67fcc8dfc5c4a57daaa2cda

  • SHA256

    95dcd78b32e3ad8894154d10d3adb4942921f78cb95e95c1dcf62de5a0fd9f32

  • SHA512

    054bc98a671892ccc074133beecd4dd1101eca55ae5a608b6e611f04ebe706beec73f7d870e1ae62c7ab9832fb607e858c129f003db7985676dc42b5c50540af

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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\95dcd78b32e3ad8894154d10d3adb4942921f78cb95e95c1dcf62de5a0fd9f32.exe
    "C:\Users\Admin\AppData\Local\Temp\95dcd78b32e3ad8894154d10d3adb4942921f78cb95e95c1dcf62de5a0fd9f32.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1272 -s 564
      2⤵
      • Program crash
      PID:1192

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/1272-54-0x0000000000060000-0x00000000000D8000-memory.dmp

    Filesize

    480KB

  • memory/1272-55-0x0000000000330000-0x000000000033C000-memory.dmp

    Filesize

    48KB

  • memory/1272-57-0x0000000076171000-0x0000000076173000-memory.dmp

    Filesize

    8KB

  • memory/1272-58-0x0000000000460000-0x0000000000466000-memory.dmp

    Filesize

    24KB