Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 00:03

General

  • Target

    E3-20200827_145656.exe

  • Size

    660KB

  • MD5

    a8b8675b57545f8f3bab0b000d4b65ef

  • SHA1

    98af039a6a1d3faaeb4cb1ffed43d720c62b1aa9

  • SHA256

    66ad54e3a1a266fd12cda27eeb9830b1e084548a90693ff11ad4e5498352e9ef

  • SHA512

    bd9e899fe74168e1890e2b7554b2241b0c7a191908f58a9e004f36acc62979d93aae051abab27a4944ee5cd86ed491f57b6ffed9aed4559e1d6d9ac34028a0e6

  • SSDEEP

    6144:EZd3Z+AlMjixnmMsQSyzKdYkTGdvWh3+IiEwkyEQGEGsG:EZBZZKimMsQSGH/dv0DwFydV

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

24.26.151.3:80

162.144.42.60:8080

134.209.193.138:443

68.183.233.80:8080

105.209.235.113:8080

198.57.203.63:8080

175.29.183.2:80

178.87.171.199:80

177.32.8.85:80

71.57.180.213:80

190.190.15.20:80

31.146.61.34:80

157.7.164.178:8081

82.239.200.118:80

220.254.198.228:443

41.185.29.128:8080

113.161.148.81:80

51.38.201.19:7080

179.5.118.12:80

66.61.94.36:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet family
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\E3-20200827_145656.exe
    "C:\Users\Admin\AppData\Local\Temp\E3-20200827_145656.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:276
    • C:\Windows\SysWOW64\msclmd\dui70.exe
      "C:\Windows\SysWOW64\msclmd\dui70.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\msclmd\dui70.exe

    Filesize

    660KB

    MD5

    a8b8675b57545f8f3bab0b000d4b65ef

    SHA1

    98af039a6a1d3faaeb4cb1ffed43d720c62b1aa9

    SHA256

    66ad54e3a1a266fd12cda27eeb9830b1e084548a90693ff11ad4e5498352e9ef

    SHA512

    bd9e899fe74168e1890e2b7554b2241b0c7a191908f58a9e004f36acc62979d93aae051abab27a4944ee5cd86ed491f57b6ffed9aed4559e1d6d9ac34028a0e6

  • memory/276-0-0x00000000003E0000-0x00000000003EC000-memory.dmp

    Filesize

    48KB

  • memory/276-4-0x00000000003D0000-0x00000000003D9000-memory.dmp

    Filesize

    36KB

  • memory/276-6-0x0000000000400000-0x00000000004AA000-memory.dmp

    Filesize

    680KB

  • memory/1228-7-0x00000000002D0000-0x00000000002DC000-memory.dmp

    Filesize

    48KB

  • memory/1228-11-0x00000000002D0000-0x00000000002DC000-memory.dmp

    Filesize

    48KB