Analysis

  • max time kernel
    270s
  • max time network
    273s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-01-2021 00:15

General

  • Target

    31ee0b7738ec6da2a8310d53150f52b472bc5f037c186ebcf2ee993a6f28f430.dll

  • Size

    614KB

  • MD5

    a7154f6f8ffbf7789da9cf8a6f6669e9

  • SHA1

    918044e83c21f943d9cdff04afe584ffcef604e4

  • SHA256

    31ee0b7738ec6da2a8310d53150f52b472bc5f037c186ebcf2ee993a6f28f430

  • SHA512

    dc43eda7a941c280026bb07d09d10a14620630c1e73225669c9a08e728b012f0684165c0a2f8c10430d6fe6aa0efd89ac9ea70a2f713253c5fc16306cf906b2d

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\31ee0b7738ec6da2a8310d53150f52b472bc5f037c186ebcf2ee993a6f28f430.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3496
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\31ee0b7738ec6da2a8310d53150f52b472bc5f037c186ebcf2ee993a6f28f430.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:3920

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/3920-2-0x0000000000000000-mapping.dmp
  • memory/3920-4-0x0000000000400000-0x0000000000423000-memory.dmp
    Filesize

    140KB

  • memory/3920-3-0x00000000032D0000-0x00000000032F6000-memory.dmp
    Filesize

    152KB