Analysis

  • max time kernel
    250s
  • max time network
    297s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    24-01-2021 18:55

General

  • Target

    a3391424a985c3b33f3097cfb7c29d361cd98d89c402b84bd7bad63e45b50f86.dll

  • Size

    340KB

  • MD5

    5f6d41148110cb69dcfc8c9562f13edb

  • SHA1

    0aa57a032cf2b032b3ec9bfd4a77444a4b06e5ca

  • SHA256

    a3391424a985c3b33f3097cfb7c29d361cd98d89c402b84bd7bad63e45b50f86

  • SHA512

    a93f605a67663234e47ba3098162226758cd4c9c3c1388bd68a078c1a3c021c5ce8d24464f12d15f4e9c67857aa46ad6494dbb3d2822e655ca8174d8c9d44ea9

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\a3391424a985c3b33f3097cfb7c29d361cd98d89c402b84bd7bad63e45b50f86.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:652
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a3391424a985c3b33f3097cfb7c29d361cd98d89c402b84bd7bad63e45b50f86.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:1432

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1432-2-0x0000000000000000-mapping.dmp

  • memory/1432-4-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/1432-3-0x0000000000750000-0x0000000000770000-memory.dmp

    Filesize

    128KB