Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-04-2024 23:45

General

  • Target

    dd55e4a9449979ce2b1385d681a2829d4f7b5a9c482ecdc58c7a7ca31bf44202.dll

  • Size

    251KB

  • MD5

    b97a03287462f8bc34aafe137939abb7

  • SHA1

    5104449db38500966cb71dbd22f22c8222a41242

  • SHA256

    dd55e4a9449979ce2b1385d681a2829d4f7b5a9c482ecdc58c7a7ca31bf44202

  • SHA512

    97427f2f8650da90a2e3aa02f97c69d6478ed1754d54756bdfa06a783f94e7456bebeff5e5e6c8e3dc7e88c80b4cb6df40335abc41bf0c4d28122fd341fba6db

  • SSDEEP

    6144:8rp5Ke4yhvvldbG3uc2aIkaGXqd/R/7jAqjwsyS09+ZNJTK:8rp5KenUEdGXqL1ByjaNJ

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

113.161.176.235:80

88.247.30.64:80

89.163.210.141:8080

139.162.10.249:8080

203.157.152.9:7080

109.99.146.210:8080

78.90.78.210:80

172.193.14.201:80

157.7.164.178:8081

189.211.214.19:443

157.245.145.87:443

180.148.4.130:8080

46.32.229.152:8080

24.245.65.66:80

82.78.179.117:443

177.130.51.198:80

121.117.147.153:443

203.160.167.243:80

172.104.46.84:8080

202.29.237.113:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • UPX dump on OEP (original entry point) 5 IoCs
  • Blocklisted process makes network request 6 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd55e4a9449979ce2b1385d681a2829d4f7b5a9c482ecdc58c7a7ca31bf44202.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd55e4a9449979ce2b1385d681a2829d4f7b5a9c482ecdc58c7a7ca31bf44202.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:2300

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2300-0-0x0000000010000000-0x0000000010074000-memory.dmp

    Filesize

    464KB

  • memory/2300-1-0x0000000000240000-0x0000000000262000-memory.dmp

    Filesize

    136KB

  • memory/2300-5-0x0000000010000000-0x0000000010074000-memory.dmp

    Filesize

    464KB

  • memory/2300-6-0x0000000010000000-0x0000000010074000-memory.dmp

    Filesize

    464KB

  • memory/2300-12-0x0000000010000000-0x0000000010074000-memory.dmp

    Filesize

    464KB

  • memory/2300-13-0x0000000010000000-0x0000000010074000-memory.dmp

    Filesize

    464KB