Analysis

  • max time kernel
    149s
  • max time network
    174s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2022, 21:24

General

  • Target

    MES-1011.xls

  • Size

    91KB

  • MD5

    dd09e688c85c2f34afd9efbca73abcc1

  • SHA1

    1fd46f2255cba22439668c2af84f2960b6668d0f

  • SHA256

    c5e06aa5e3aa86537eafe8e40399adb93b99bdadce3b3549a89b4f2802d7b853

  • SHA512

    b9cb19ba4b84f0598bdade8c40402390762c95c7e6893e576f0f74b2a154eb171573ed52ab19a03880ec08f981a3a89d925ea5c1b78801d24c54bb1ac86b967b

  • 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\MES-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:1960
    • 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:1144
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv1.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1932
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\UllCxvJj\ehicMjqzgaQV.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1364
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1040
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1164
    • 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:1632
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv4.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1064
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\HItbitnhhqVPO\llpEeNxpqt.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1720

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          4ffe24dd6746e50d9aa04675569e6ac7

          SHA1

          4189fe129577b098b2d4a34c9aeba6036bc498cb

          SHA256

          33d25a8cd2954c06ce96710838b91c49a876af34b1968b7bbcfabf293c4cba70

          SHA512

          f2f1e92bc02fbf8edbc8d87288844387d66ab77e8ea2aeb0b6751cbc5a5eb81d23781e5f2dfe46db1c267479d778cbb70beec2fbf41efb8efc42a5447f263deb

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          2be0de73b0448aa2760809f6386d4e4c

          SHA1

          0a3d350478f73be0e91598685f54d8ba828573d3

          SHA256

          ddee33f73766eab80ce4978f3fc255390fb11e4e94bf661042125488d2480a33

          SHA512

          ce0a7520a3261faf323da5c8f7b606c869c3486fa9e133ceb2d94b0303c70c46d96f28017438b7d0ee0920afddfacc0b3aedb74fb87d24d03ee2f4396aebf819

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          4ffe24dd6746e50d9aa04675569e6ac7

          SHA1

          4189fe129577b098b2d4a34c9aeba6036bc498cb

          SHA256

          33d25a8cd2954c06ce96710838b91c49a876af34b1968b7bbcfabf293c4cba70

          SHA512

          f2f1e92bc02fbf8edbc8d87288844387d66ab77e8ea2aeb0b6751cbc5a5eb81d23781e5f2dfe46db1c267479d778cbb70beec2fbf41efb8efc42a5447f263deb

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          4ffe24dd6746e50d9aa04675569e6ac7

          SHA1

          4189fe129577b098b2d4a34c9aeba6036bc498cb

          SHA256

          33d25a8cd2954c06ce96710838b91c49a876af34b1968b7bbcfabf293c4cba70

          SHA512

          f2f1e92bc02fbf8edbc8d87288844387d66ab77e8ea2aeb0b6751cbc5a5eb81d23781e5f2dfe46db1c267479d778cbb70beec2fbf41efb8efc42a5447f263deb

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          2be0de73b0448aa2760809f6386d4e4c

          SHA1

          0a3d350478f73be0e91598685f54d8ba828573d3

          SHA256

          ddee33f73766eab80ce4978f3fc255390fb11e4e94bf661042125488d2480a33

          SHA512

          ce0a7520a3261faf323da5c8f7b606c869c3486fa9e133ceb2d94b0303c70c46d96f28017438b7d0ee0920afddfacc0b3aedb74fb87d24d03ee2f4396aebf819

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          2be0de73b0448aa2760809f6386d4e4c

          SHA1

          0a3d350478f73be0e91598685f54d8ba828573d3

          SHA256

          ddee33f73766eab80ce4978f3fc255390fb11e4e94bf661042125488d2480a33

          SHA512

          ce0a7520a3261faf323da5c8f7b606c869c3486fa9e133ceb2d94b0303c70c46d96f28017438b7d0ee0920afddfacc0b3aedb74fb87d24d03ee2f4396aebf819

        • memory/1932-65-0x000007FEFB881000-0x000007FEFB883000-memory.dmp

          Filesize

          8KB

        • memory/1932-67-0x0000000180000000-0x0000000180030000-memory.dmp

          Filesize

          192KB

        • memory/1960-54-0x000000002FF91000-0x000000002FF94000-memory.dmp

          Filesize

          12KB

        • memory/1960-59-0x0000000071EBD000-0x0000000071EC8000-memory.dmp

          Filesize

          44KB

        • memory/1960-58-0x0000000075A11000-0x0000000075A13000-memory.dmp

          Filesize

          8KB

        • memory/1960-57-0x0000000071EBD000-0x0000000071EC8000-memory.dmp

          Filesize

          44KB

        • memory/1960-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

        • memory/1960-55-0x0000000070ED1000-0x0000000070ED3000-memory.dmp

          Filesize

          8KB