Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-07-2022 09:22

General

  • Target

    cd6b282ea4a3eb298035f6db29f8e6dfb24253f897120015b0c10dd0192084be.exe

  • Size

    254KB

  • MD5

    7d1d9130324cf9994da0d01ea3420289

  • SHA1

    e15c22dd2bb6926835ac94c467b9fee4af13ce4c

  • SHA256

    cd6b282ea4a3eb298035f6db29f8e6dfb24253f897120015b0c10dd0192084be

  • SHA512

    791fa9afc98bbbe52f1355a44b993a61b08593c680b9b77a49339b0cc73d0f2b73e29f66e6150cb374108820b39f9d23ac2abdbf751b2b91f0d99e9884fccc4c

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

94.205.247.10:80

86.22.221.170:80

85.25.255.207:8080

185.94.252.13:443

94.177.216.217:8080

62.75.187.192:8080

78.24.219.147:8080

91.205.215.66:8080

24.45.195.162:7080

94.192.225.46:80

200.113.106.18:21

186.4.172.5:8080

104.131.44.150:8080

67.225.229.55:8080

190.226.44.20:21

92.233.128.13:143

5.196.74.210:8080

185.187.198.15:80

87.230.19.21:8080

186.176.138.171:7080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cd6b282ea4a3eb298035f6db29f8e6dfb24253f897120015b0c10dd0192084be.exe
    "C:\Users\Admin\AppData\Local\Temp\cd6b282ea4a3eb298035f6db29f8e6dfb24253f897120015b0c10dd0192084be.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\Users\Admin\AppData\Local\Temp\cd6b282ea4a3eb298035f6db29f8e6dfb24253f897120015b0c10dd0192084be.exe
      --1921ea09
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of SetWindowsHookEx
      PID:4624
  • C:\Windows\SysWOW64\pagecube.exe
    "C:\Windows\SysWOW64\pagecube.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3264
    • C:\Windows\SysWOW64\pagecube.exe
      --dfae7496
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:712

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/712-147-0x0000000000000000-mapping.dmp
  • memory/712-148-0x0000000000A50000-0x0000000000A64000-memory.dmp
    Filesize

    80KB

  • memory/2052-130-0x00000000023C0000-0x00000000023D4000-memory.dmp
    Filesize

    80KB

  • memory/2052-136-0x0000000000C00000-0x0000000000C0F000-memory.dmp
    Filesize

    60KB

  • memory/3264-142-0x0000000000AA0000-0x0000000000AB4000-memory.dmp
    Filesize

    80KB

  • memory/4624-135-0x0000000000000000-mapping.dmp
  • memory/4624-137-0x0000000002170000-0x0000000002184000-memory.dmp
    Filesize

    80KB