Analysis

  • max time kernel
    134s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    16-05-2022 02:11

General

  • Target

    f32f0d0bb54491c4c51a1ac17e62ede428373bb0130acaf6ac544c5b7b83e949.exe

  • Size

    364KB

  • MD5

    237dcba926f68d809230a71529172e4c

  • SHA1

    350ef285178655aa95e49b51957ec14d9e36ba78

  • SHA256

    f32f0d0bb54491c4c51a1ac17e62ede428373bb0130acaf6ac544c5b7b83e949

  • SHA512

    8dd34cf5c04c8d2de31338da1abed2dbb0474f99198330fbe69a5a0f37a3027ccf70ea4d9647447477d1a1d446dfc621ab834b95117b8bcd67ed1cf18f047b30

Malware Config

Extracted

Family

zloader

Botnet

Raz

Campaign

Raz

C2

http://softwareserviceupdater5.com/web/post.php

Attributes
  • build_id

    35

rc4.plain
rsa_pubkey.plain

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1204
      • C:\Users\Admin\AppData\Local\Temp\f32f0d0bb54491c4c51a1ac17e62ede428373bb0130acaf6ac544c5b7b83e949.exe
        "C:\Users\Admin\AppData\Local\Temp\f32f0d0bb54491c4c51a1ac17e62ede428373bb0130acaf6ac544c5b7b83e949.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:948
        • C:\Users\Admin\AppData\Local\Temp\f32f0d0bb54491c4c51a1ac17e62ede428373bb0130acaf6ac544c5b7b83e949.exe
          "C:\Users\Admin\AppData\Local\Temp\f32f0d0bb54491c4c51a1ac17e62ede428373bb0130acaf6ac544c5b7b83e949.exe"
          3⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1956
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        2⤵
          PID:600

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/600-74-0x0000000000090000-0x00000000000BD000-memory.dmp

        Filesize

        180KB

      • memory/600-72-0x0000000000000000-mapping.dmp

      • memory/600-71-0x0000000000090000-0x00000000000BD000-memory.dmp

        Filesize

        180KB

      • memory/948-54-0x0000000000E40000-0x0000000000EA2000-memory.dmp

        Filesize

        392KB

      • memory/948-55-0x0000000074F21000-0x0000000074F23000-memory.dmp

        Filesize

        8KB

      • memory/948-56-0x0000000000680000-0x00000000006CA000-memory.dmp

        Filesize

        296KB

      • memory/1956-62-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/1956-63-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/1956-65-0x0000000000404DD0-mapping.dmp

      • memory/1956-64-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/1956-68-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/1956-60-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/1956-58-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB

      • memory/1956-57-0x0000000000400000-0x000000000042D000-memory.dmp

        Filesize

        180KB