Analysis

  • max time kernel
    300s
  • max time network
    238s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-01-2021 08:32

General

  • Target

    b7fa3299f99cb1f6683124e97a5568007a16af2b4e6a31ebe031eb4b538f3b8a.dll

  • Size

    614KB

  • MD5

    de06563057b836455c3bd4a665760b34

  • SHA1

    5e3dee71e6c3ea712e868312302b701dce56faa7

  • SHA256

    b7fa3299f99cb1f6683124e97a5568007a16af2b4e6a31ebe031eb4b538f3b8a

  • SHA512

    cb14f5151dde76141a8f24751d2d5929605bf543a38117012cf03639675ebc7bdf4ca0680db3b1029e2b8c94d4eee76f95fffe6b557963d8f9dcbcddd2b9eb8a

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

69.38.130.14:80

195.159.28.230:8080

162.241.204.233:8080

181.165.68.127:80

49.205.182.134:80

190.251.200.206:80

139.59.60.244:8080

119.59.116.21:8080

89.216.122.92:80

185.94.252.104:443

70.92.118.112:80

78.24.219.147:8080

173.70.61.180:80

87.106.139.101:8080

66.57.108.14:443

24.179.13.119:80

121.124.124.40:7080

61.19.246.238:443

200.116.145.225:443

93.146.48.84:80

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\b7fa3299f99cb1f6683124e97a5568007a16af2b4e6a31ebe031eb4b538f3b8a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4012
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b7fa3299f99cb1f6683124e97a5568007a16af2b4e6a31ebe031eb4b538f3b8a.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:392

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/392-2-0x0000000000000000-mapping.dmp

  • memory/392-3-0x0000000003E91000-0x0000000003EF4000-memory.dmp

    Filesize

    396KB

  • memory/392-4-0x0000000003FC0000-0x0000000003FE6000-memory.dmp

    Filesize

    152KB

  • memory/392-5-0x0000000003E90000-0x0000000003EB3000-memory.dmp

    Filesize

    140KB