Resubmissions

25-09-2023 11:30

230925-nmfvgsee5y 10

25-09-2023 11:29

230925-nlq9tsfh44 3

Analysis

  • max time kernel
    99s
  • max time network
    105s
  • platform
    windows10-1703_x64
  • resource
    win10-20230915-en
  • resource tags

    arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
  • submitted
    25-09-2023 11:30

General

  • Target

    emo.dll

  • Size

    529KB

  • MD5

    cb9e1acaf2bc27d3d63ab65fda4c5186

  • SHA1

    49915d9a93ebeab4d8eedc556bd94d54cd2df3af

  • SHA256

    bb444759e8d9a1a91a3b94e55da2aa489bb181348805185f9b26f4287a55df36

  • SHA512

    736546e996912f0b66bfd82c8c7f32fc5f31073776c781c29b45159b3a69cfecba4d3a34530c4575805c1cea3bd9cd1b412c5662ab9c68a5082072c21d19a2e2

  • SSDEEP

    6144:CvmTyW3ZBck+bvI0dfzJoQ/hVOjkIrkYKrGK6VWWOI0edWx7IBq9B:Cw09X38yGtWWOwdWlIB

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.

  • 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\emo.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\EbmXtdloyQVoQgs\eOQtjQhtQBftOSAF.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2716
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4128

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2560-0-0x0000000000920000-0x0000000000921000-memory.dmp

      Filesize

      4KB

    • memory/2560-1-0x0000000002350000-0x000000000237F000-memory.dmp

      Filesize

      188KB