Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2022, 21:08

General

  • Target

    1011.xls

  • Size

    91KB

  • MD5

    b48693af83c2d61125983515d08a0fe8

  • SHA1

    48d856e08602d0c776f7ba09bcc97e465ccd95b0

  • SHA256

    9ccecbe7e6073711ce09ff0208fded0a84c68a5429015bfdbd77c4269830e5e7

  • SHA512

    f08577a683d54543585b096643bc487c75470fd5b107b0cf98bb3880d10bc5fb5ac6bcb342aa0f5a6b57c3f451d9bad1ef30b6d06af51884d4fe214b1f076aae

  • SSDEEP

    1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgEbCXuZH4gb4CEn9J4ZAEM:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg5

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://www.muyehuayi.com/cmp/8asA99KPsyA/v6lUsWbLen/

xlm40.dropper

http://concivilpa.com.py/wp-admin/i3CQu9dzDrMW/

xlm40.dropper

https://wijsneusmedia.nl/cgi-bin/kFB/

xlm40.dropper

http://www.angloextrema.com.br/assets/oEt1yYckHKlnNIq/

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 4 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 6 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 52 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\1011.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:2028
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:360
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv1.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:884
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NdbeqaED\DECPwEp.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2036
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1708
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1904
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv4.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1716
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\DESmR\GGfxQOcQnNJFCIq.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1172

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          cd830957a1be40643bf0a74715fe286e

          SHA1

          d5db6bbd3de53d8d6c63ec5af418d803df748565

          SHA256

          6f852b41eaf8690dbe651c12b8b801e5a511bb880641cc8d392dd09139b92fe0

          SHA512

          a6595e7558096046a85b4bd90e0b73a100f9149d9d6c0ba82b0b650b4fd7e110fe257716ccbff7bd3ffab2c9ddd9bfa7aa42776213d147c53609aece084bfe7f

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          3cc46585461031e1bb7612ff74d7b376

          SHA1

          5b0bda4f52cb7ca67fd11046599336fb6c2699e0

          SHA256

          6feff4aa9363ab223b2cf0d30c3387ad14ccd2315a084db09cd66444505be0bf

          SHA512

          a7b17b3b64572996d33cb733fa59534573cee66566df6de5ed2568b201fa88ac0843784788e62b0feee40f35aeb15dd9f5efeced9f374f34daa6536ace56ff59

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          cd830957a1be40643bf0a74715fe286e

          SHA1

          d5db6bbd3de53d8d6c63ec5af418d803df748565

          SHA256

          6f852b41eaf8690dbe651c12b8b801e5a511bb880641cc8d392dd09139b92fe0

          SHA512

          a6595e7558096046a85b4bd90e0b73a100f9149d9d6c0ba82b0b650b4fd7e110fe257716ccbff7bd3ffab2c9ddd9bfa7aa42776213d147c53609aece084bfe7f

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          cd830957a1be40643bf0a74715fe286e

          SHA1

          d5db6bbd3de53d8d6c63ec5af418d803df748565

          SHA256

          6f852b41eaf8690dbe651c12b8b801e5a511bb880641cc8d392dd09139b92fe0

          SHA512

          a6595e7558096046a85b4bd90e0b73a100f9149d9d6c0ba82b0b650b4fd7e110fe257716ccbff7bd3ffab2c9ddd9bfa7aa42776213d147c53609aece084bfe7f

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          3cc46585461031e1bb7612ff74d7b376

          SHA1

          5b0bda4f52cb7ca67fd11046599336fb6c2699e0

          SHA256

          6feff4aa9363ab223b2cf0d30c3387ad14ccd2315a084db09cd66444505be0bf

          SHA512

          a7b17b3b64572996d33cb733fa59534573cee66566df6de5ed2568b201fa88ac0843784788e62b0feee40f35aeb15dd9f5efeced9f374f34daa6536ace56ff59

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          3cc46585461031e1bb7612ff74d7b376

          SHA1

          5b0bda4f52cb7ca67fd11046599336fb6c2699e0

          SHA256

          6feff4aa9363ab223b2cf0d30c3387ad14ccd2315a084db09cd66444505be0bf

          SHA512

          a7b17b3b64572996d33cb733fa59534573cee66566df6de5ed2568b201fa88ac0843784788e62b0feee40f35aeb15dd9f5efeced9f374f34daa6536ace56ff59

        • memory/884-64-0x000007FEFBEE1000-0x000007FEFBEE3000-memory.dmp

          Filesize

          8KB

        • memory/884-66-0x0000000180000000-0x0000000180030000-memory.dmp

          Filesize

          192KB

        • memory/2028-58-0x00000000759F1000-0x00000000759F3000-memory.dmp

          Filesize

          8KB

        • memory/2028-57-0x00000000726BD000-0x00000000726C8000-memory.dmp

          Filesize

          44KB

        • memory/2028-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

        • memory/2028-69-0x00000000726BD000-0x00000000726C8000-memory.dmp

          Filesize

          44KB

        • memory/2028-55-0x00000000716D1000-0x00000000716D3000-memory.dmp

          Filesize

          8KB

        • memory/2028-54-0x000000002F921000-0x000000002F924000-memory.dmp

          Filesize

          12KB