Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    30-06-2022 23:31

General

  • Target

    99b5c3813cb23e0b951604e7a0c7e0d2ed60455aae676e6bf68950273bc83e72.dll

  • Size

    205KB

  • MD5

    862c4e362c4dd3da38917b71e7076086

  • SHA1

    1a36f72ac00fc06890a04b5ecf7a02f05f22299a

  • SHA256

    99b5c3813cb23e0b951604e7a0c7e0d2ed60455aae676e6bf68950273bc83e72

  • SHA512

    7b88513c15a1e8e833f3ab1c01532f103bce9e6bd60ac66398e9dcd6cde780441941106716c19951fe40fca71d893ff3bde88acb6cac0d4b76df60176a5e6990

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

75.188.107.174:80

75.109.111.18:80

157.245.123.197:8080

50.116.111.59:8080

173.249.20.233:443

136.244.110.184:8080

84.232.252.202:443

138.68.87.218:443

172.125.40.123:80

109.74.5.95:8080

61.19.246.238:443

24.179.13.119:80

46.105.131.79:8080

185.201.9.197:8080

185.94.252.104:443

74.40.205.197:443

59.21.235.119:80

139.99.158.11:443

176.111.60.55:8080

66.57.108.14:443

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Blocklisted process makes network request 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\99b5c3813cb23e0b951604e7a0c7e0d2ed60455aae676e6bf68950273bc83e72.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:780
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\99b5c3813cb23e0b951604e7a0c7e0d2ed60455aae676e6bf68950273bc83e72.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:1928

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1928-54-0x0000000000000000-mapping.dmp
  • memory/1928-55-0x0000000074E91000-0x0000000074E93000-memory.dmp
    Filesize

    8KB

  • memory/1928-56-0x00000000001B0000-0x00000000001D0000-memory.dmp
    Filesize

    128KB