Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/04/2023, 00:21

General

  • Target

    2f48fe1201353745f03e44acf6928f10fc400a59.dll

  • Size

    664KB

  • MD5

    6e7e64a0afbeb239d1217d7bee5d41a1

  • SHA1

    2f48fe1201353745f03e44acf6928f10fc400a59

  • SHA256

    a8506250d9a0532b403866f5d5d91298bd06dc0826cffe794fdb7f73cd19083f

  • SHA512

    e3f8286c1419bb6aa43c6bf9cdc6cf97902eb6a4c092894ca686945f1307ac7adbc943ffd3b6db7639680b3311e5fe65e1c172a3d1f029148ea3742c8c0cce9a

  • SSDEEP

    12288:Z6ZLutvgrwV8RQc5W1yS0ezL9J6XKue/vyzfANcN/kJhXx5y:qza8RQc5W1P0Q9sXKuLzflBkn

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

135.148.121.246:8080

213.190.4.223:7080

175.107.196.192:80

46.55.222.11:443

153.126.203.229:8080

138.185.72.26:8080

45.118.135.203:7080

107.182.225.142:8080

195.154.133.20:443

79.172.212.216:8080

129.232.188.93:443

50.30.40.196:8080

131.100.24.231:80

58.227.42.236:80

216.158.226.206:443

45.118.115.99:8080

51.254.140.238:7080

173.212.193.249:8080

110.232.117.186:8080

81.0.236.90:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2f48fe1201353745f03e44acf6928f10fc400a59.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\2f48fe1201353745f03e44acf6928f10fc400a59.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4724
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Deoobet\ttrdjpi.jau"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:4552

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\SysWOW64\Deoobet\ttrdjpi.jau

          Filesize

          664KB

          MD5

          6e7e64a0afbeb239d1217d7bee5d41a1

          SHA1

          2f48fe1201353745f03e44acf6928f10fc400a59

          SHA256

          a8506250d9a0532b403866f5d5d91298bd06dc0826cffe794fdb7f73cd19083f

          SHA512

          e3f8286c1419bb6aa43c6bf9cdc6cf97902eb6a4c092894ca686945f1307ac7adbc943ffd3b6db7639680b3311e5fe65e1c172a3d1f029148ea3742c8c0cce9a

        • memory/4552-137-0x0000000002D90000-0x0000000002DB6000-memory.dmp

          Filesize

          152KB

        • memory/4724-133-0x0000000002A20000-0x0000000002A46000-memory.dmp

          Filesize

          152KB