Analysis

  • max time kernel
    4294191s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    17-03-2022 18:01

General

  • Target

    da6064a0ce1f78273f4c9e50fbf262e4fc38a747922d1a0af38a8fa2bc0b8437.dll

  • Size

    217KB

  • MD5

    c3a39d0f9034fa80202ebf57c6556f2d

  • SHA1

    9b7b3466bb38908a5465adc9e014a4590e8c114b

  • SHA256

    da6064a0ce1f78273f4c9e50fbf262e4fc38a747922d1a0af38a8fa2bc0b8437

  • SHA512

    517e9f59cff9c3a9c0d72ca67d694c913033fc91fbd2a94bdc91f354dbb9df91787e8b48fbe670ba0b9133c90052ebd6e2474cd542392f1188bdbce45aac39e3

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

173.70.61.180:80

59.21.235.119:80

50.116.111.59:8080

173.249.20.233:443

188.165.214.98:8080

72.188.173.74:80

74.40.205.197:443

64.207.182.168:8080

97.120.3.198:80

190.29.166.0:80

123.176.25.234:80

155.186.9.160:80

138.68.87.218:443

139.99.158.11:443

78.24.219.147:8080

58.1.242.115:80

108.21.72.56:443

188.219.31.12:80

70.180.33.202:80

181.171.209.241:443

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet3 2 IoCs
  • Blocklisted process makes network request 6 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\da6064a0ce1f78273f4c9e50fbf262e4fc38a747922d1a0af38a8fa2bc0b8437.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\da6064a0ce1f78273f4c9e50fbf262e4fc38a747922d1a0af38a8fa2bc0b8437.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Zhdw\pazbxde.rtt",RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:576

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/576-59-0x00000000002B0000-0x00000000002CF000-memory.dmp

    Filesize

    124KB

  • memory/1976-54-0x0000000074C61000-0x0000000074C63000-memory.dmp

    Filesize

    8KB

  • memory/1976-55-0x00000000001F0000-0x000000000020F000-memory.dmp

    Filesize

    124KB