Analysis

  • max time kernel
    148s
  • max time network
    171s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

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

General

  • Target

    400211719.xls

  • Size

    91KB

  • MD5

    7cf89e1a0fa8ee4df56b133fba6dda15

  • SHA1

    660ceb0d9f2504299c674e86cddf056b65c39873

  • SHA256

    0dba1d56baf3bf5c27c138da4a1030b1ec18cfc6f0b01f52a8773bf8c0365da3

  • SHA512

    3b3972cfa1591a976f7b6003d46b97120847934680426b90a88e393b8bdf0506277f462b1cc04b5aca7ff8e133606b1b87eaef846dd16379efbd0016be898937

  • SSDEEP

    1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgEbCXuZH4gb4CEn9J4ZwEM:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgJ

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 4 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\400211719.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:1912
    • 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:1756
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv1.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1796
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\ZtRFVmBOLld\FqKVdVlxCag.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:768
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1764
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1156
    • 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:1688
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv4.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1532
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\DtyQFWRLHCdTPI\IogXLzWWteBFxy.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:960

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

          9b2844ad5dfc67297b2e9cfd0b34e935

          SHA1

          3ef77adb472b76f782cbee39994f868e5a830ba7

          SHA256

          11d143d975389205544c2cdc6943d47901e322c6b2cd7e376c68599e23f6313e

          SHA512

          748a32272f73f51cf9d92f5625bfcc61ad173041d935840937793951a5efdd43a2c2fd7b67b0c70af9cd67d00e1920e808d4b5fd14c9859787e9022898c42f54

        • \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

          9b2844ad5dfc67297b2e9cfd0b34e935

          SHA1

          3ef77adb472b76f782cbee39994f868e5a830ba7

          SHA256

          11d143d975389205544c2cdc6943d47901e322c6b2cd7e376c68599e23f6313e

          SHA512

          748a32272f73f51cf9d92f5625bfcc61ad173041d935840937793951a5efdd43a2c2fd7b67b0c70af9cd67d00e1920e808d4b5fd14c9859787e9022898c42f54

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          9b2844ad5dfc67297b2e9cfd0b34e935

          SHA1

          3ef77adb472b76f782cbee39994f868e5a830ba7

          SHA256

          11d143d975389205544c2cdc6943d47901e322c6b2cd7e376c68599e23f6313e

          SHA512

          748a32272f73f51cf9d92f5625bfcc61ad173041d935840937793951a5efdd43a2c2fd7b67b0c70af9cd67d00e1920e808d4b5fd14c9859787e9022898c42f54

        • memory/1796-65-0x000007FEFBB81000-0x000007FEFBB83000-memory.dmp

          Filesize

          8KB

        • memory/1796-67-0x0000000180000000-0x0000000180030000-memory.dmp

          Filesize

          192KB

        • memory/1912-54-0x000000002F741000-0x000000002F744000-memory.dmp

          Filesize

          12KB

        • memory/1912-59-0x000000007226D000-0x0000000072278000-memory.dmp

          Filesize

          44KB

        • memory/1912-58-0x0000000076041000-0x0000000076043000-memory.dmp

          Filesize

          8KB

        • memory/1912-57-0x000000007226D000-0x0000000072278000-memory.dmp

          Filesize

          44KB

        • memory/1912-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

        • memory/1912-55-0x0000000071281000-0x0000000071283000-memory.dmp

          Filesize

          8KB