Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-05-2022 21:07

General

  • Target

    4506f6ade8adb9658f2b5518b8b818de3c6783c234e99f5c44896c31029f95fe.exe

  • Size

    313KB

  • MD5

    d139d0dc306dddbe2682588983c0401a

  • SHA1

    56cdf19ff447cb1270bf26bb7eda8b1c50994caf

  • SHA256

    4506f6ade8adb9658f2b5518b8b818de3c6783c234e99f5c44896c31029f95fe

  • SHA512

    81648b368cde0b1c9ee6859dce9ffb9af950ec020050758fcda9582d795a0ec8f650ee0dc9f3d0108f849770c65fda416d79dccf354e5896d00253121674d646

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\4506f6ade8adb9658f2b5518b8b818de3c6783c234e99f5c44896c31029f95fe.exe
    "C:\Users\Admin\AppData\Local\Temp\4506f6ade8adb9658f2b5518b8b818de3c6783c234e99f5c44896c31029f95fe.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 1020
      2⤵
      • Program crash
      PID:776

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

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/776-59-0x0000000000000000-mapping.dmp

  • memory/1228-54-0x0000000000120000-0x0000000000174000-memory.dmp

    Filesize

    336KB

  • memory/1228-55-0x0000000000300000-0x000000000030C000-memory.dmp

    Filesize

    48KB

  • memory/1228-57-0x00000000751C1000-0x00000000751C3000-memory.dmp

    Filesize

    8KB

  • memory/1228-58-0x0000000000370000-0x0000000000376000-memory.dmp

    Filesize

    24KB