Resubmissions

07/11/2022, 18:54

221107-xkc59acha210

07/11/2022, 18:45

221107-xd7raaceb210

Analysis

  • max time kernel
    178s
  • max time network
    198s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 18:45

General

  • Target
    Report - 2022-11-07_0940.xls
  • Size 255KB
  • Sample221107-xd7raaceb2
  • SHA256 48b2c5bcc179258578a14fa8047f0e7813eaec00e2ef5cb8e29500c64bd0ba47
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Language
  • xlm4.0

Source
URLs
  • xlm40.dropper

    https://caimari.com/wp-includes/E3/

  • xlm40.dropper

    http://www.detertecnica.com/var/yROsVkd/

  • xlm40.dropper

    http://borntobefree.org.za/d3hEMgx7B/gKjYZXet98DzbCPzMsQ/

  • xlm40.dropper

    http://bigm.ir/wp-admin/jzIV5U90h9qbK7WK8RTZ/

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 45.235.8.30:8080

  • 94.23.45.86:4143

  • 119.59.103.152:8080

  • 169.60.181.70:8080

  • 164.68.99.3:8080

  • 172.105.226.75:8080

  • 107.170.39.149:8080

  • 206.189.28.199:8080

  • 1.234.2.232:8080

  • 188.44.20.25:443

  • 186.194.240.217:443

  • 103.43.75.120:443

  • 149.28.143.92:443

  • 159.89.202.34:443

  • 209.97.163.214:443

  • 183.111.227.137:8080

  • 129.232.188.93:443

  • 139.59.126.41:443

  • 110.232.117.186:8080

  • 139.59.56.73:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Process spawned unexpected child process 4 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\Report - 2022-11-07_0940.xls"
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:1364
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:612
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1532
      • C:\Windows\system32\regsvr32.exe
        /S ..\oxnv3.ooccxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:524
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\JZiHPkgwzjqgMWQ\ZESoUQkvwzxrJzM.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:464
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:1396

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        oxnv3.ooccxx

        • Path C:\Users\Admin\oxnv3.ooccxx
        • Size 552KB
        • SHA256 8ba371036a559164e3962d366820e33991b42f57c2f3944cf8677d84d34f244f
        • MD5 SHA1 SHA512 SSDEEP

        oxnv3.ooccxx

        • Path \Users\Admin\oxnv3.ooccxx
        • Size 552KB
        • SHA256 8ba371036a559164e3962d366820e33991b42f57c2f3944cf8677d84d34f244f
        • MD5 SHA1 SHA512 SSDEEP

        oxnv3.ooccxx

        • Path \Users\Admin\oxnv3.ooccxx
        • Size 552KB
        • SHA256 8ba371036a559164e3962d366820e33991b42f57c2f3944cf8677d84d34f244f
        • MD5 SHA1 SHA512 SSDEEP

        memory/524-68-0x000007FEFB871000-0x000007FEFB873000-memory.dmp

        memory/524-70-0x0000000180000000-0x000000018002F000-memory.dmp

        memory/1804-55-0x0000000070EC1000-0x0000000070EC3000-memory.dmp

        memory/1804-54-0x000000002F181000-0x000000002F184000-memory.dmp

        memory/1804-57-0x0000000071EAD000-0x0000000071EB8000-memory.dmp

        memory/1804-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

        memory/1804-58-0x0000000075F51000-0x0000000075F53000-memory.dmp