Analysis

  • max time kernel
    260s
  • max time network
    262s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    25-01-2021 14:12

General

  • Target

    b77b5a6246d8c4d2fab7226610b106a5ddddb922f927a73b67f4567776d7e513.dll

  • Size

    614KB

  • MD5

    71e3cbfe9a08909c8ce73399cac42af3

  • SHA1

    106f9d627c4a9bdfa21613e158553de565cd1494

  • SHA256

    b77b5a6246d8c4d2fab7226610b106a5ddddb922f927a73b67f4567776d7e513

  • SHA512

    c6541b31e4fc2936f4c204b624e53c99026ef7a67b8d8e36c8b6ed0bec12d760fe534bbd20dca0976db0bfa70d3ecc6ec18003347814900bd6ba039aaeec5762

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\b77b5a6246d8c4d2fab7226610b106a5ddddb922f927a73b67f4567776d7e513.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b77b5a6246d8c4d2fab7226610b106a5ddddb922f927a73b67f4567776d7e513.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:1760

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1760-2-0x0000000000000000-mapping.dmp

  • memory/1760-3-0x0000000004BB0000-0x0000000004BD6000-memory.dmp

    Filesize

    152KB

  • memory/1760-4-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB