Analysis

  • max time kernel
    300s
  • max time network
    250s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    24-01-2021 18:22

General

  • Target

    8f20f2b9e54915065109cb47df9503e1e1a224eb23204f4b25f4ce510203fd59.dll

  • Size

    340KB

  • MD5

    43df4c4794b1e55eb5ce6c3964b61f03

  • SHA1

    757ffb41ed25b740dce83dfc099637e6ec77849a

  • SHA256

    8f20f2b9e54915065109cb47df9503e1e1a224eb23204f4b25f4ce510203fd59

  • SHA512

    eb2b063d6f119b95ea61f246639aedff9f0f84d4ae0ff57608f354dd37a66f28d1c79fb5bada65e146bec7d164e6c65e7648ec6cbaba0c3583a1c7b68e1d2387

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

69.38.130.14:80

195.159.28.230:8080

162.241.204.233:8080

115.21.224.117:80

78.189.148.42:80

181.165.68.127:80

78.188.225.105:80

161.0.153.60:80

89.106.251.163:80

172.125.40.123:80

5.39.91.110:7080

110.145.11.73:80

190.251.200.206:80

144.217.7.207:7080

75.109.111.18:80

75.177.207.146:80

139.59.60.244:8080

70.183.211.3:80

95.213.236.64:8080

61.19.246.238:443

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Blocklisted process makes network request 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8f20f2b9e54915065109cb47df9503e1e1a224eb23204f4b25f4ce510203fd59.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4808
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8f20f2b9e54915065109cb47df9503e1e1a224eb23204f4b25f4ce510203fd59.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:4856

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/4856-2-0x0000000000000000-mapping.dmp

  • memory/4856-4-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/4856-3-0x00000000007C0000-0x00000000007E0000-memory.dmp

    Filesize

    128KB