Analysis

  • max time kernel
    133s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12/11/2024, 21:00

General

  • Target

    b3113e4f94dd978ac33e459b63009401596cf3e3f0fe97391ca332d8ebe33414.dll

  • Size

    181KB

  • MD5

    a81c6a12efd2dd5119a2d6d51806ae68

  • SHA1

    df5350021a0428716f32770d0d1950c15a168290

  • SHA256

    b3113e4f94dd978ac33e459b63009401596cf3e3f0fe97391ca332d8ebe33414

  • SHA512

    def45031a1889e353da65dedfcfe67461a60cfb59bd6df23f89ca6ca1a38d23e5eacaec28f8c8fa237f22fe7ed9e09cff689b14b0794b05e989b93c74622d9ba

  • SSDEEP

    3072:RWoZIfMoHN/+5yXEvfrtL20RHIBTtP22OOGSu/ALLVBk9dek/fa:YlMoHNJmBLlH0tO5OG9/ALxyiKfa

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

152.170.79.100:80

190.247.139.101:80

138.197.99.250:8080

167.71.148.58:443

211.215.18.93:8080

191.241.233.198:80

83.169.21.32:7080

113.163.216.135:80

70.32.84.74:8080

217.13.106.14:8080

177.23.7.151:80

172.104.169.32:8080

187.39.237.56:8080

80.15.100.37:80

177.144.130.105:443

168.121.4.238:80

1.234.65.61:80

191.182.6.118:80

170.81.48.2:80

45.184.103.73:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet family
  • Blocklisted process makes network request 8 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\b3113e4f94dd978ac33e459b63009401596cf3e3f0fe97391ca332d8ebe33414.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2664
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b3113e4f94dd978ac33e459b63009401596cf3e3f0fe97391ca332d8ebe33414.dll,#1
      2⤵
      • Blocklisted process makes network request
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2736

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2736-0-0x0000000000140000-0x000000000015F000-memory.dmp

          Filesize

          124KB