Analysis

  • max time kernel
    262s
  • max time network
    264s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-01-2021 03:01

General

  • Target

    03aa9782ee68e502d3796ac278744fe4375d3d1fa430b1dcce0fc42611585bf7.dll

  • Size

    609KB

  • MD5

    023266b70dc45fae8c788d0168393409

  • SHA1

    3b0e22a5f12c721df99f3a1ce26b5b52dbb64cfb

  • SHA256

    03aa9782ee68e502d3796ac278744fe4375d3d1fa430b1dcce0fc42611585bf7

  • SHA512

    7b8f773d318abc663425862ca213f9e43537b5110fdf740adeca696e80b3444decb64a302f267079b9ddd575485321f1898d5cc0c7fe3b51139bbb6cc275ccba

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

190.55.186.229:80

203.157.152.9:7080

157.245.145.87:443

132.248.38.158:80

110.172.180.180:8080

70.32.89.105:8080

161.49.84.2:80

37.46.129.215:8080

50.116.78.109:8080

115.79.195.246:80

178.62.254.156:8080

175.103.38.146:80

188.226.165.170:8080

91.93.3.85:8080

162.144.145.58:8080

117.2.139.117:443

190.85.46.52:7080

201.193.160.196:80

152.32.75.74:443

195.201.56.70:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Blocklisted process makes network request 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\03aa9782ee68e502d3796ac278744fe4375d3d1fa430b1dcce0fc42611585bf7.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4776
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\03aa9782ee68e502d3796ac278744fe4375d3d1fa430b1dcce0fc42611585bf7.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:4788

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/4788-2-0x0000000000000000-mapping.dmp
  • memory/4788-3-0x0000000002FB0000-0x0000000002FD5000-memory.dmp
    Filesize

    148KB

  • memory/4788-4-0x0000000000400000-0x0000000000423000-memory.dmp
    Filesize

    140KB