Analysis

  • max time kernel
    53s
  • max time network
    147s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    05/11/2022, 14:41

General

  • Target

    55cb754b34039ed3fa0d80a8fcf0ba80a3721cb835b6301b3ec9673e411c645b.dll

  • Size

    882KB

  • MD5

    0d3d19337a5ce786ed4b125e90ca55c3

  • SHA1

    7f4751fb52e6a1075487e4d92fd2b1df16f2483f

  • SHA256

    55cb754b34039ed3fa0d80a8fcf0ba80a3721cb835b6301b3ec9673e411c645b

  • SHA512

    512943c41948274e31f769b95d41c48f48a52b984b004981177d414e2c7730be165e1ce7387be8f40bc098d00271ae489b5b3e95ed942ef288e890296071642c

  • SSDEEP

    12288:OY67TI+4RcCD01BkNsNi0MBpIwz0WMWQdshDQvxA3:Opk+4Rj01BkN3tphz0WMTmSK

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

45.235.8.30:8080

94.23.45.86:4143

119.59.103.152:8080

169.60.181.70:8080

164.68.99.3:8080

172.105.226.75:8080

107.170.39.149:8080

206.189.28.199:8080

1.234.2.232:8080

188.44.20.25:443

186.194.240.217:443

103.43.75.120:443

149.28.143.92:443

159.89.202.34:443

209.97.163.214:443

183.111.227.137:8080

129.232.188.93:443

139.59.126.41:443

110.232.117.186:8080

139.59.56.73:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\55cb754b34039ed3fa0d80a8fcf0ba80a3721cb835b6301b3ec9673e411c645b.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BMBuT\MchcfG.dll"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:3048

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2656-115-0x0000000000740000-0x000000000076F000-memory.dmp

          Filesize

          188KB