Resubmissions

02-12-2021 09:21

211202-lbe3psdhdn 10

22-01-2021 16:42

210122-a4q8jex6pn 1

Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    02-12-2021 09:21

General

  • Target

    205f90e4f94db048a4f10d6f5d4a7ffe06c4f5fcfee42e6b62a83e77215011f0.dll

  • Size

    340KB

  • MD5

    fd72b95e466340e12b3c490086991b92

  • SHA1

    ba29620b0c204678801a0c11bdb59f4ab81a34a4

  • SHA256

    205f90e4f94db048a4f10d6f5d4a7ffe06c4f5fcfee42e6b62a83e77215011f0

  • SHA512

    8e09e01557f01001386594fb4c59d0d6cd09e3e94b10a0a319b5d16a637f3e2568b7ed743b478c8cfe78d8a3e4880e4de1245767bcc86e41d0697c9e29931f4a

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 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\205f90e4f94db048a4f10d6f5d4a7ffe06c4f5fcfee42e6b62a83e77215011f0.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:524
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\205f90e4f94db048a4f10d6f5d4a7ffe06c4f5fcfee42e6b62a83e77215011f0.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:320

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/320-55-0x0000000000000000-mapping.dmp
  • memory/320-56-0x0000000075851000-0x0000000075853000-memory.dmp
    Filesize

    8KB

  • memory/320-57-0x0000000000130000-0x0000000000150000-memory.dmp
    Filesize

    128KB

  • memory/320-58-0x0000000010000000-0x000000001005B000-memory.dmp
    Filesize

    364KB