Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    10/11/2022, 10:34

General

  • Target

    68789.xls

  • Size

    91KB

  • MD5

    b1b56415469d9d94d6a7a02698f83c0b

  • SHA1

    bab10cb0bfcf17f8807a1b988d123100597ef39e

  • SHA256

    664823e4206ad72fece86bcdd7aea5902a5be0cd1f587fbe878b52b91a723229

  • SHA512

    a57b20a96f1e65d6d7d25565ea0b93a915a0828ffde36c6c2fe2f28e6819a614a25a56486b76fa7e7f65bd1d68e81116f925ddd7bcdbb753442ed2b0732cdd45

  • SSDEEP

    1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgO

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://bosny.com/aspnet_client/R50QIOGjmvVlr/

xlm40.dropper

http://navylin.com/autopoisonous/4fZQW/

xlm40.dropper

http://asrani.garudaputih.com/nutabalong/bJYqoUIr99qNfoPDx/

xlm40.dropper

http://db.rikaz.tech/lCx76IlkrBtEsqNFA7/zPYJzpOnzstNOiRHob/

Extracted

Family

emotet

Botnet

Epoch5

C2

202.28.34.99:8080

80.211.107.116:8080

175.126.176.79:8080

218.38.121.17:443

139.196.72.155:8080

103.71.99.57:8080

87.106.97.83:7080

178.62.112.199:8080

64.227.55.231:8080

46.101.98.60:8080

54.37.228.122:443

128.199.217.206:443

190.145.8.4:443

209.239.112.82:8080

85.214.67.203:8080

198.199.70.22:8080

128.199.242.164:8080

178.238.225.252:8080

103.85.95.4:8080

103.126.216.86:443

eck1.plain
ecs1.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\68789.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:1456
    • 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:2000
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv1.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1552
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\FIyjjvbRbgybZV\CghMIZ.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1004
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1720
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv2.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:840
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TrJiBXvXPygQsAUZf\yjbqDkkBXMzrt.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1000
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1708
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1992

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          871ea9a8e1604e3cfc16dd15a61294fa

          SHA1

          2139e23aa41026d93489d3849a5229dc0cfb1bad

          SHA256

          12fefee2092330f9c0d9e6b30141cbb41c44aa39fbbbe8cdfca9b98b3069881d

          SHA512

          61b2b91af02dad955630c64ca9200feca20293af14bd25b9d4d7109dd9662aaed0981ea93cf298c93ef5e2c19d393e67f308464c59deaabd7e254d05091b780a

        • C:\Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          4e8c394222a8ad3a013d41781d24070f

          SHA1

          84598e96917e7413baaa8906b4da8310360a41e5

          SHA256

          1a481aa005d82e3ac514e4fd4525615b08285e2d1f52d4b650b0fb540cbd33a6

          SHA512

          59b3e55f375daa7ad7bc0125b675d4dfb57fbf3ad7ab0744f7d54099057d17e0757ecb241fcab6e226e79f914954ca31221798ee75661e9ba738604e8d8cbf32

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          871ea9a8e1604e3cfc16dd15a61294fa

          SHA1

          2139e23aa41026d93489d3849a5229dc0cfb1bad

          SHA256

          12fefee2092330f9c0d9e6b30141cbb41c44aa39fbbbe8cdfca9b98b3069881d

          SHA512

          61b2b91af02dad955630c64ca9200feca20293af14bd25b9d4d7109dd9662aaed0981ea93cf298c93ef5e2c19d393e67f308464c59deaabd7e254d05091b780a

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          871ea9a8e1604e3cfc16dd15a61294fa

          SHA1

          2139e23aa41026d93489d3849a5229dc0cfb1bad

          SHA256

          12fefee2092330f9c0d9e6b30141cbb41c44aa39fbbbe8cdfca9b98b3069881d

          SHA512

          61b2b91af02dad955630c64ca9200feca20293af14bd25b9d4d7109dd9662aaed0981ea93cf298c93ef5e2c19d393e67f308464c59deaabd7e254d05091b780a

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          4e8c394222a8ad3a013d41781d24070f

          SHA1

          84598e96917e7413baaa8906b4da8310360a41e5

          SHA256

          1a481aa005d82e3ac514e4fd4525615b08285e2d1f52d4b650b0fb540cbd33a6

          SHA512

          59b3e55f375daa7ad7bc0125b675d4dfb57fbf3ad7ab0744f7d54099057d17e0757ecb241fcab6e226e79f914954ca31221798ee75661e9ba738604e8d8cbf32

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          621KB

          MD5

          4e8c394222a8ad3a013d41781d24070f

          SHA1

          84598e96917e7413baaa8906b4da8310360a41e5

          SHA256

          1a481aa005d82e3ac514e4fd4525615b08285e2d1f52d4b650b0fb540cbd33a6

          SHA512

          59b3e55f375daa7ad7bc0125b675d4dfb57fbf3ad7ab0744f7d54099057d17e0757ecb241fcab6e226e79f914954ca31221798ee75661e9ba738604e8d8cbf32

        • memory/1456-59-0x0000000071DED000-0x0000000071DF8000-memory.dmp

          Filesize

          44KB

        • memory/1456-54-0x000000002F191000-0x000000002F194000-memory.dmp

          Filesize

          12KB

        • memory/1456-58-0x0000000075B51000-0x0000000075B53000-memory.dmp

          Filesize

          8KB

        • memory/1456-57-0x0000000071DED000-0x0000000071DF8000-memory.dmp

          Filesize

          44KB

        • memory/1456-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

        • memory/1456-55-0x0000000070E01000-0x0000000070E03000-memory.dmp

          Filesize

          8KB

        • memory/1552-65-0x000007FEFB5E1000-0x000007FEFB5E3000-memory.dmp

          Filesize

          8KB

        • memory/1552-67-0x0000000001D10000-0x0000000001D3E000-memory.dmp

          Filesize

          184KB