Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04/11/2022, 02:55

General

  • Target

    062962eeeac6ed19568bf2e87cbe5b0fabbed58693abcd960a8318d555b7b02e.xls

  • Size

    217KB

  • MD5

    38974743e58570162942f86ca199b6ca

  • SHA1

    f6dd023d595b389a3f1689500449fec36d1fcdd7

  • SHA256

    062962eeeac6ed19568bf2e87cbe5b0fabbed58693abcd960a8318d555b7b02e

  • SHA512

    51f14f53c8f15eed3c3e5cda3020d477c9094f4b018a2217487b42e6fcdb045305f9d0ad4c41f9722bdf8266197028deeac3fbf6ffa5d0b364a51042861bed00

  • SSDEEP

    6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQmI:JbGUMVWlbI

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://aquariorecords.com.br/wp-content/A8G3ownNApEj1L4hF/

xlm40.dropper

http://ftp.pricoat.com.mx/Fichas/3ybJLLXu5zqqn8Sx/

xlm40.dropper

http://armannahalpersian.ir/3H5qqUOB/

xlm40.dropper

http://alagi.ge/application/irnz5Rs8qWvQrf/

Extracted

Family

emotet

Botnet

Epoch5

C2

178.238.225.252:8080

139.196.72.155:8080

36.67.23.59:443

103.56.149.105:8080

37.44.244.177:8080

85.25.120.45:8080

202.134.4.210:7080

78.47.204.80:443

83.229.80.93:8080

93.104.209.107:8080

80.211.107.116:8080

165.22.254.236:8080

104.244.79.94:443

185.148.169.10:8080

190.145.8.4:443

175.126.176.79:8080

139.59.80.108:8080

188.165.79.151:443

128.199.217.206:443

64.227.55.231:8080

ecs1.plain
eck1.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 3 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\062962eeeac6ed19568bf2e87cbe5b0fabbed58693abcd960a8318d555b7b02e.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4940
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:4728
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4296
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\MmKuFqMqWgV\UTtSUMJgyjrF.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:4668
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3920
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\EaBVQhKTsKazgh\gswsMJ.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:2656
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2348
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KHazC\MPNyEjNHhjfdRzzR.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:2308

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\oxnv2.ooccxx

          Filesize

          751KB

          MD5

          21f24ab6c1b5f4ebb823aa74ec6a25ce

          SHA1

          0bcf469065bc71f7e9a479ecbc37cef2985c6b2b

          SHA256

          8cf9e7890e439e850729d0b5ee2a997266a828b63512206e83e5ef87606e839b

          SHA512

          02733598142476451f28018f0e7ee0499db506dd4204c8ba6c22d71a7047301143213f042cb39c14a21483249e5c4bd74292f6c70e6801eb7502f2db05be3445

        • C:\Users\Admin\oxnv3.ooccxx

          Filesize

          751KB

          MD5

          0f0c404da171eeccfc412fc9dec627cb

          SHA1

          cb6d473a0eee1099491aac4f9aac1ae87ddefc81

          SHA256

          f07b35a5d8bdb491c901aae56b5385a0b8231419d5e6f4fde1b76865bd217b69

          SHA512

          1a4f44b0044108b5705a6f0651d6981a0567c6ff798f3693e8025238c4224104516f917621f8b642dc969e882827f29f6b33e9e2083c346d36b96708c3fc7ddc

        • C:\Users\Admin\oxnv4.ooccxx

          Filesize

          751KB

          MD5

          e7a6aa92cea08cc0a8f008b2cdd4af34

          SHA1

          fef494c5a4c2dc0e11bda0f6d0cef47796f2ceb6

          SHA256

          ecffea0a39ad06dc6c5e2ea33ec0df1f543b590215640376070d2fc9b33be181

          SHA512

          72886c18b0824c1a96fb0b094a8311edc025738f14f3bd82ae9753a8f4748b7c83d880035e72e2f0c2bf08a186ba0d5698ae4a25ba14aaaf8a132aeb53a1ff76

        • \Users\Admin\oxnv2.ooccxx

          Filesize

          751KB

          MD5

          21f24ab6c1b5f4ebb823aa74ec6a25ce

          SHA1

          0bcf469065bc71f7e9a479ecbc37cef2985c6b2b

          SHA256

          8cf9e7890e439e850729d0b5ee2a997266a828b63512206e83e5ef87606e839b

          SHA512

          02733598142476451f28018f0e7ee0499db506dd4204c8ba6c22d71a7047301143213f042cb39c14a21483249e5c4bd74292f6c70e6801eb7502f2db05be3445

        • \Users\Admin\oxnv3.ooccxx

          Filesize

          751KB

          MD5

          0f0c404da171eeccfc412fc9dec627cb

          SHA1

          cb6d473a0eee1099491aac4f9aac1ae87ddefc81

          SHA256

          f07b35a5d8bdb491c901aae56b5385a0b8231419d5e6f4fde1b76865bd217b69

          SHA512

          1a4f44b0044108b5705a6f0651d6981a0567c6ff798f3693e8025238c4224104516f917621f8b642dc969e882827f29f6b33e9e2083c346d36b96708c3fc7ddc

        • \Users\Admin\oxnv4.ooccxx

          Filesize

          751KB

          MD5

          e7a6aa92cea08cc0a8f008b2cdd4af34

          SHA1

          fef494c5a4c2dc0e11bda0f6d0cef47796f2ceb6

          SHA256

          ecffea0a39ad06dc6c5e2ea33ec0df1f543b590215640376070d2fc9b33be181

          SHA512

          72886c18b0824c1a96fb0b094a8311edc025738f14f3bd82ae9753a8f4748b7c83d880035e72e2f0c2bf08a186ba0d5698ae4a25ba14aaaf8a132aeb53a1ff76

        • memory/4296-258-0x0000000180000000-0x0000000180030000-memory.dmp

          Filesize

          192KB

        • memory/4940-120-0x00007FF9D0A10000-0x00007FF9D0A20000-memory.dmp

          Filesize

          64KB

        • memory/4940-133-0x00007FF9CDEC0000-0x00007FF9CDED0000-memory.dmp

          Filesize

          64KB

        • memory/4940-132-0x00007FF9CDEC0000-0x00007FF9CDED0000-memory.dmp

          Filesize

          64KB

        • memory/4940-123-0x00007FF9D0A10000-0x00007FF9D0A20000-memory.dmp

          Filesize

          64KB

        • memory/4940-122-0x00007FF9D0A10000-0x00007FF9D0A20000-memory.dmp

          Filesize

          64KB

        • memory/4940-121-0x00007FF9D0A10000-0x00007FF9D0A20000-memory.dmp

          Filesize

          64KB