Resubmissions

08/01/2024, 19:57

240108-ypk74agdcl10

03/06/2022, 20:27

220603-y8dmcsddf810

Analysis

  • max time kernel
    149s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    03/06/2022, 20:27

General

  • Target
    Contract-2022-06-03_1618.xls
  • Size 70KB
  • Sample220603-y8dmcsddf8
  • SHA256 a4c9ab25e494f7f6f2411e1ff709665d708cbf03566716384bd077046ff40d5e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Language
  • xlm4.0

Source
URLs
  • xlm40.dropper

    http://panamel.com/wp-content/FBPHSHN1AdVpn/

  • xlm40.dropper

    https://papillonweb.fr/wp-content/QTdf/

  • xlm40.dropper

    https://www.pioneerimmigration.co.in/icon/Z5z5Vx/

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 164.68.99.3:8080

  • 146.59.226.45:443

  • 51.91.76.89:8080

  • 209.97.163.214:443

  • 158.69.222.101:443

  • 82.165.152.127:8080

  • 103.70.28.102:8080

  • 72.15.201.15:8080

  • 150.95.66.124:8080

  • 45.176.232.124:443

  • 82.223.21.224:8080

  • 107.170.39.149:8080

  • 160.16.142.56:8080

  • 103.132.242.26:8080

  • 153.126.146.25:7080

  • 213.241.20.155:443

  • 1.234.21.73:7080

  • 197.242.150.244:8080

  • 188.44.20.25:443

  • 196.218.30.83:443

eck1.plain
eck1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Process spawned unexpected child process 3 IoCs

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

  • Downloads MZ/PE file
  • Loads dropped DLL 4 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 8 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\Contract-2022-06-03_1618.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\uhwa1.ocx
      2⤵
      • Process spawned unexpected child process
      PID:1096
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\uhwa2.ocx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:176
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\LxBPfJCgvrtcChx\jyaPPNC.dll"
        3⤵
        • Loads dropped DLL
        PID:4784
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\uhwa3.ocx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      PID:628

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        uhwa2.ocx

        • Path C:\Users\Admin\uhwa2.ocx
        • Size 580KB
        • SHA256 c1e07148f523120e899ee7e7ffeb2dbff9498c660225520f6489f9e6fa15f5ab
        • MD5 SHA1 SHA512 SSDEEP

        uhwa2.ocx

        • Path C:\Users\Admin\uhwa2.ocx
        • Size 580KB
        • SHA256 c1e07148f523120e899ee7e7ffeb2dbff9498c660225520f6489f9e6fa15f5ab
        • MD5 SHA1 SHA512 SSDEEP

        uhwa3.ocx

        • Path C:\Users\Admin\uhwa3.ocx
        • Size 580KB
        • SHA256 4547416a13e24940aa557caf39173c48f91f172578cf2ea1a86bbcad691db5c2
        • MD5 SHA1 SHA512 SSDEEP

        uhwa3.ocx

        • Path C:\Users\Admin\uhwa3.ocx
        • Size 580KB
        • SHA256 4547416a13e24940aa557caf39173c48f91f172578cf2ea1a86bbcad691db5c2
        • MD5 SHA1 SHA512 SSDEEP

        uhwa3.ocx

        • Path C:\Users\Admin\uhwa3.ocx
        • Size 580KB
        • SHA256 4547416a13e24940aa557caf39173c48f91f172578cf2ea1a86bbcad691db5c2
        • MD5 SHA1 SHA512 SSDEEP

        jyaPPNC.dll

        • Path C:\Windows\System32\LxBPfJCgvrtcChx\jyaPPNC.dll
        • Size 580KB
        • SHA256 c1e07148f523120e899ee7e7ffeb2dbff9498c660225520f6489f9e6fa15f5ab
        • MD5 SHA1 SHA512 SSDEEP

        memory/176-147-0x0000000180000000-0x000000018002B000-memory.dmp

        memory/628-145-0x0000000002220000-0x00000000022CA000-memory.dmp

        memory/2820-130-0x00007FF8574B0000-0x00007FF8574C0000-memory.dmp

        memory/2820-136-0x00007FF854BB0000-0x00007FF854BC0000-memory.dmp

        memory/2820-135-0x00007FF854BB0000-0x00007FF854BC0000-memory.dmp

        memory/2820-134-0x00007FF8574B0000-0x00007FF8574C0000-memory.dmp

        memory/2820-133-0x00007FF8574B0000-0x00007FF8574C0000-memory.dmp

        memory/2820-132-0x00007FF8574B0000-0x00007FF8574C0000-memory.dmp

        memory/2820-131-0x00007FF8574B0000-0x00007FF8574C0000-memory.dmp