Analysis

  • max time kernel
    125s
  • max time network
    61s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    13-07-2020 14:30

General

  • Target

    46H3mT16hDd9iAu.exe

  • Size

    366KB

  • MD5

    05964cb3d5ac0866f255dbff8c3e3d0b

  • SHA1

    b27cdb7d108d9866c21bf2deb539f74acf8c1335

  • SHA256

    d710447b99c5d26cac4643f971557e7d1b792010942ec3a4fc43ada5c02317da

  • SHA512

    cb9b01594cdbf15418e86459e35eaaf3af64d4a9d93b830278c09da665587ad84aa2305779c9e301cda30dfb45c1212aa8d4f313e0fb43b90419d7a9e5e023b5

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Reads user/profile data of web browsers 2 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\46H3mT16hDd9iAu.exe
    "C:\Users\Admin\AppData\Local\Temp\46H3mT16hDd9iAu.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    PID:1140
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kotmNnXRsX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp207A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1856
    • C:\Users\Admin\AppData\Local\Temp\46H3mT16hDd9iAu.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1792

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp207A.tmp

  • memory/1140-1-0x0000000000000000-0x0000000000000000-disk.dmp

  • memory/1792-4-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/1792-5-0x000000000044564E-mapping.dmp

  • memory/1792-6-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/1792-7-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/1856-2-0x0000000000000000-mapping.dmp