Analysis

  • max time kernel
    172s
  • max time network
    191s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2022, 20:24

General

  • Target

    0.xls

  • Size

    91KB

  • MD5

    25ef4c34a256c4017c2347bd483354d8

  • SHA1

    b3a5a62a7c7179b9b1bb8fb4bcb5b14b5487bcf4

  • SHA256

    9fc02186bf2d3daf15dcf68f436dcd4a95bcd879ff916acc04d91bbad8ca1aef

  • SHA512

    e886f3419d248e509b5b38930ac5e890f3a34068981a3e953444af07c022ff378035d7563dfae1e47841306887c9f0a73735b0a373b679f3831bf9f7e28fe8f2

  • SSDEEP

    1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgEbCXuZH4gb4CEn9J4Z8EM:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgV

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\0.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:1952
    • 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:1036
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv1.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1476
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\YPiiRnJbisxvA\mqdykUxglQGON.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1752
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1276
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:108
    • 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:1852
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv4.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:572
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\GLyPBhTQ\GuTlnQj.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:976

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          6ca137135a9e5955a42bc0450ed97e9c

          SHA1

          b1df39850d1e317f5a4b9ef40533b96a1203fac6

          SHA256

          59f307cfc52b7a16dc2ac52a99cfb8c6cccf71e4b47d133d190c7d584550a0d9

          SHA512

          a7fa55bf1749c14f4977f82b6353eb57bfffbb4ed28817caaf17b34542f65a282daa80f40fa1b261f4106d371adb4449f2335bbdf4961242e33faa5e30171233

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          185cae52db52f22b575a4ff8e32e7ebb

          SHA1

          f60307b7f98b90042e8e84287bab2688f4c0d7d9

          SHA256

          f75b9ddef817d6e151304b37a5fe286fefa01887d2d298622fcdfa9ace43ab55

          SHA512

          e489c7ddeb64e4872b661dc3d0521899d1a25e3271700735c673cdb6537684d9a3bdc95ef815986bba67ab02711ac550bd0feb73d283483deaf5da620ef0b5dc

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          6ca137135a9e5955a42bc0450ed97e9c

          SHA1

          b1df39850d1e317f5a4b9ef40533b96a1203fac6

          SHA256

          59f307cfc52b7a16dc2ac52a99cfb8c6cccf71e4b47d133d190c7d584550a0d9

          SHA512

          a7fa55bf1749c14f4977f82b6353eb57bfffbb4ed28817caaf17b34542f65a282daa80f40fa1b261f4106d371adb4449f2335bbdf4961242e33faa5e30171233

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          6ca137135a9e5955a42bc0450ed97e9c

          SHA1

          b1df39850d1e317f5a4b9ef40533b96a1203fac6

          SHA256

          59f307cfc52b7a16dc2ac52a99cfb8c6cccf71e4b47d133d190c7d584550a0d9

          SHA512

          a7fa55bf1749c14f4977f82b6353eb57bfffbb4ed28817caaf17b34542f65a282daa80f40fa1b261f4106d371adb4449f2335bbdf4961242e33faa5e30171233

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          185cae52db52f22b575a4ff8e32e7ebb

          SHA1

          f60307b7f98b90042e8e84287bab2688f4c0d7d9

          SHA256

          f75b9ddef817d6e151304b37a5fe286fefa01887d2d298622fcdfa9ace43ab55

          SHA512

          e489c7ddeb64e4872b661dc3d0521899d1a25e3271700735c673cdb6537684d9a3bdc95ef815986bba67ab02711ac550bd0feb73d283483deaf5da620ef0b5dc

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          185cae52db52f22b575a4ff8e32e7ebb

          SHA1

          f60307b7f98b90042e8e84287bab2688f4c0d7d9

          SHA256

          f75b9ddef817d6e151304b37a5fe286fefa01887d2d298622fcdfa9ace43ab55

          SHA512

          e489c7ddeb64e4872b661dc3d0521899d1a25e3271700735c673cdb6537684d9a3bdc95ef815986bba67ab02711ac550bd0feb73d283483deaf5da620ef0b5dc

        • memory/1476-64-0x000007FEFC101000-0x000007FEFC103000-memory.dmp

          Filesize

          8KB

        • memory/1476-66-0x0000000180000000-0x0000000180030000-memory.dmp

          Filesize

          192KB

        • memory/1952-54-0x000000002F1F1000-0x000000002F1F4000-memory.dmp

          Filesize

          12KB

        • memory/1952-69-0x000000007273D000-0x0000000072748000-memory.dmp

          Filesize

          44KB

        • memory/1952-57-0x000000007273D000-0x0000000072748000-memory.dmp

          Filesize

          44KB

        • memory/1952-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

        • memory/1952-55-0x0000000071751000-0x0000000071753000-memory.dmp

          Filesize

          8KB

        • memory/1952-58-0x0000000075E31000-0x0000000075E33000-memory.dmp

          Filesize

          8KB