Analysis

  • max time kernel
    134s
  • max time network
    151s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/11/2022, 10:29

General

  • Target

    60a053f4f3336981b4e0b923c988e60ecd59747f8e2cb4ddd41c5eac91f1f8c0.xls

  • Size

    91KB

  • MD5

    b53e2d10a72479d241844d1da43801d8

  • SHA1

    ae163ed81faae8e56192b3d762e5adc22dc3dda7

  • SHA256

    60a053f4f3336981b4e0b923c988e60ecd59747f8e2cb4ddd41c5eac91f1f8c0

  • SHA512

    229dca701a352b7df98ff61668eb9bcfc0e65678b1654a60fc576b3db3ff022782d539b3615c75557e567f2a75c2e94d762350f893a7523e50d4a9c34b55a329

  • 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/

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 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Downloads MZ/PE file
  • Loads dropped DLL 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\60a053f4f3336981b4e0b923c988e60ecd59747f8e2cb4ddd41c5eac91f1f8c0.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4772
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\UMcfGgPR\AbCIXJLOqlql.dll"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:596

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          54663713c4755b14824b36f31af99561

          SHA1

          242cb103a9c653490fe70e9624f8598d0351a88f

          SHA256

          64c4ca763f96b5ebf7c01b3f68d8d82a56872a274e2ea9cfbb9d8971794cc115

          SHA512

          374b79727f32540783b6370df3a0a95717abe0b441b5d1e85660371ed59d021acacee8c1027b74d246fcf5455df03340e9ed7349a78c615f49e904e0762886b0

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          621KB

          MD5

          54663713c4755b14824b36f31af99561

          SHA1

          242cb103a9c653490fe70e9624f8598d0351a88f

          SHA256

          64c4ca763f96b5ebf7c01b3f68d8d82a56872a274e2ea9cfbb9d8971794cc115

          SHA512

          374b79727f32540783b6370df3a0a95717abe0b441b5d1e85660371ed59d021acacee8c1027b74d246fcf5455df03340e9ed7349a78c615f49e904e0762886b0

        • memory/3040-118-0x00007FFCEC200000-0x00007FFCEC210000-memory.dmp

          Filesize

          64KB

        • memory/3040-119-0x00007FFCEC200000-0x00007FFCEC210000-memory.dmp

          Filesize

          64KB

        • memory/3040-120-0x00007FFCEC200000-0x00007FFCEC210000-memory.dmp

          Filesize

          64KB

        • memory/3040-121-0x00007FFCEC200000-0x00007FFCEC210000-memory.dmp

          Filesize

          64KB

        • memory/3040-130-0x00007FFCE8BB0000-0x00007FFCE8BC0000-memory.dmp

          Filesize

          64KB

        • memory/3040-131-0x00007FFCE8BB0000-0x00007FFCE8BC0000-memory.dmp

          Filesize

          64KB

        • memory/4772-268-0x0000000000F50000-0x0000000000F7E000-memory.dmp

          Filesize

          184KB