Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04/11/2022, 06:57

General

  • Target

    86353d15a6e972bee1b51d6727a02fdae8f7aa2440870b22fa926200b7bfe0d2.xls

  • Size

    217KB

  • MD5

    96819b29abf3dc945f696c1cd8cfd7a4

  • SHA1

    04286c9d204c1bce1f8296260891208328bda9aa

  • SHA256

    86353d15a6e972bee1b51d6727a02fdae8f7aa2440870b22fa926200b7bfe0d2

  • SHA512

    fab2c61f658ee8e082b4ef73235bbe5fb9fd50a72d7b5d1ff1842f4a412144a73762cda36436773cfba657f9dbf5102f7c3fcfb177aa7017d5db95391562f176

  • SSDEEP

    6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQm4:JbGUMVWlb4

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\86353d15a6e972bee1b51d6727a02fdae8f7aa2440870b22fa926200b7bfe0d2.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:2692
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
      2⤵
      • Process spawned unexpected child process
      PID:3980
    • 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:4244
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WMNBWTwUUtG\xqydsaEzv.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:5016
    • 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:3176
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KhAWt\uejcnW.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:4396
    • 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:4428
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\XUcorKBM\YjrdogsLjm.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:476

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\oxnv2.ooccxx

          Filesize

          751KB

          MD5

          211b878bc5444d635b6caf5171f3a206

          SHA1

          25c6476faa9a10979cb186a878cb02c77c281ebd

          SHA256

          66684783e944644417920fae3fd457407e4d4081dc008a5eca8d28164824253b

          SHA512

          1d3e106907526dd657e5f0f69e84a0e97f8801d2ee2a74589040ef3f2132d263ab76182c599816ef987dd5117bddccb990174d41bf1cc167c0f8877494e08312

        • C:\Users\Admin\oxnv3.ooccxx

          Filesize

          751KB

          MD5

          a2d031cf0f8eb50b6d89ada2db501b0b

          SHA1

          9e1fb3523535e7434c6b19650eceec1cdcf2ef57

          SHA256

          4478dc3cf8b152ae41f4beda3516b586e7312f7c9d6d6692049b9f58ba9314fa

          SHA512

          b61a380f5a47fc8cc583e76ccaae7149bdb68c93b104a83468743a6bbcc229a4e4e7cfb4855d84a9d58d38a98b84479a455310537055eb54246a9458794de1dd

        • C:\Users\Admin\oxnv4.ooccxx

          Filesize

          751KB

          MD5

          1e6f35c86cedb64c10332876caf40130

          SHA1

          138628122b6424ed4120c5b4dd67fa46039ebc72

          SHA256

          0452a8418e0dab728c939308442b3bfab1150cf200d6d7521920c21c5a1b44d6

          SHA512

          59e8b63ddc9922b5fea1b449492ea806f7688cf5ecd90e036d916ebfc5266d8f5132f3e59408f5041fe9143c9f8ca4304c2412f58b4cbc7649ad98b314bf64b5

        • \Users\Admin\oxnv2.ooccxx

          Filesize

          751KB

          MD5

          211b878bc5444d635b6caf5171f3a206

          SHA1

          25c6476faa9a10979cb186a878cb02c77c281ebd

          SHA256

          66684783e944644417920fae3fd457407e4d4081dc008a5eca8d28164824253b

          SHA512

          1d3e106907526dd657e5f0f69e84a0e97f8801d2ee2a74589040ef3f2132d263ab76182c599816ef987dd5117bddccb990174d41bf1cc167c0f8877494e08312

        • \Users\Admin\oxnv3.ooccxx

          Filesize

          751KB

          MD5

          a2d031cf0f8eb50b6d89ada2db501b0b

          SHA1

          9e1fb3523535e7434c6b19650eceec1cdcf2ef57

          SHA256

          4478dc3cf8b152ae41f4beda3516b586e7312f7c9d6d6692049b9f58ba9314fa

          SHA512

          b61a380f5a47fc8cc583e76ccaae7149bdb68c93b104a83468743a6bbcc229a4e4e7cfb4855d84a9d58d38a98b84479a455310537055eb54246a9458794de1dd

        • \Users\Admin\oxnv4.ooccxx

          Filesize

          751KB

          MD5

          1e6f35c86cedb64c10332876caf40130

          SHA1

          138628122b6424ed4120c5b4dd67fa46039ebc72

          SHA256

          0452a8418e0dab728c939308442b3bfab1150cf200d6d7521920c21c5a1b44d6

          SHA512

          59e8b63ddc9922b5fea1b449492ea806f7688cf5ecd90e036d916ebfc5266d8f5132f3e59408f5041fe9143c9f8ca4304c2412f58b4cbc7649ad98b314bf64b5

        • memory/2692-128-0x00007FFD522E0000-0x00007FFD522F0000-memory.dmp

          Filesize

          64KB

        • memory/2692-331-0x00007FFD55A00000-0x00007FFD55A10000-memory.dmp

          Filesize

          64KB

        • memory/2692-330-0x00007FFD55A00000-0x00007FFD55A10000-memory.dmp

          Filesize

          64KB

        • memory/2692-332-0x00007FFD55A00000-0x00007FFD55A10000-memory.dmp

          Filesize

          64KB

        • memory/2692-329-0x00007FFD55A00000-0x00007FFD55A10000-memory.dmp

          Filesize

          64KB

        • memory/2692-116-0x00007FFD55A00000-0x00007FFD55A10000-memory.dmp

          Filesize

          64KB

        • memory/2692-129-0x00007FFD522E0000-0x00007FFD522F0000-memory.dmp

          Filesize

          64KB

        • memory/2692-119-0x00007FFD55A00000-0x00007FFD55A10000-memory.dmp

          Filesize

          64KB

        • memory/2692-118-0x00007FFD55A00000-0x00007FFD55A10000-memory.dmp

          Filesize

          64KB

        • memory/2692-117-0x00007FFD55A00000-0x00007FFD55A10000-memory.dmp

          Filesize

          64KB

        • memory/4244-259-0x0000000180000000-0x0000000180030000-memory.dmp

          Filesize

          192KB