Analysis

  • max time kernel
    114s
  • resource
    win10v191014
  • submitted
    23-01-2020 15:21

General

  • Target

    c5a30ca5e7c3a45351d81bb4e4cd517d7f9d29300e2f2558e59c99a4f5015042

  • Sample

    200123-4bc14sq28j

  • SHA256

    c5a30ca5e7c3a45351d81bb4e4cd517d7f9d29300e2f2558e59c99a4f5015042

Score
10/10

Malware Config

Extracted

Family

emotet

C2

72.176.87.136:80

150.246.246.238:80

202.229.211.95:80

178.33.167.120:8080

144.76.56.36:8080

176.58.93.123:80

51.38.134.203:8080

185.207.57.205:443

192.241.220.183:8080

24.141.12.228:80

82.79.244.92:80

186.223.86.136:443

154.73.137.131:80

98.15.140.226:80

177.103.240.93:80

142.93.87.198:8080

158.69.167.246:8080

203.124.57.50:80

91.83.93.103:443

157.7.164.178:8081

rsa_pubkey.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Suspicious behavior: EmotetMutantsSpam 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c5a30ca5e7c3a45351d81bb4e4cd517d7f9d29300e2f2558e59c99a4f5015042.exe
    "C:\Users\Admin\AppData\Local\Temp\c5a30ca5e7c3a45351d81bb4e4cd517d7f9d29300e2f2558e59c99a4f5015042.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Users\Admin\AppData\Local\Temp\c5a30ca5e7c3a45351d81bb4e4cd517d7f9d29300e2f2558e59c99a4f5015042.exe
      --bd8c0791
      2⤵
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EmotetMutantsSpam
      • Suspicious behavior: RenamesItself
      PID:5000
  • C:\Windows\SysWOW64\restoreformat.exe
    "C:\Windows\SysWOW64\restoreformat.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Windows\SysWOW64\restoreformat.exe
      --66608e3b
      2⤵
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EmotetMutantsSpam
      • Suspicious behavior: EnumeratesProcesses
      PID:4384

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2668-3-0x0000000000D00000-0x0000000000D17000-memory.dmp

    Filesize

    92KB

  • memory/4384-4-0x0000000000E50000-0x0000000000E67000-memory.dmp

    Filesize

    92KB

  • memory/4384-5-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/4976-0-0x00000000006A0000-0x00000000006B7000-memory.dmp

    Filesize

    92KB

  • memory/5000-1-0x0000000002190000-0x00000000021A7000-memory.dmp

    Filesize

    92KB

  • memory/5000-2-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB