Analysis

  • max time kernel
    165s
  • max time network
    191s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    30/11/2022, 06:07

General

  • Target
    1d703d84368e0c53f6706276da6858bdd7df55e6.exe
  • Size 276KB
  • Sample221130-gva6msdb56
  • SHA256 09819925fdc296619617875dc4a026ed5657b455c0520c53729430e951e752f2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch2

C2
  • 124.240.198.66:80

  • 186.75.241.230:80

  • 181.143.194.138:443

  • 45.79.188.67:8080

  • 77.237.248.136:8080

  • 185.142.236.163:443

  • 63.142.253.122:8080

  • 178.254.6.27:7080

  • 190.211.207.11:443

  • 78.188.105.159:21

  • 182.176.106.43:995

  • 178.79.161.166:443

  • 206.189.98.125:8080

  • 87.230.19.21:8080

  • 80.11.163.139:443

  • 101.187.237.217:20

  • 190.18.146.70:80

  • 86.98.25.30:53

  • 92.222.125.16:7080

  • 186.4.172.5:443

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d703d84368e0c53f6706276da6858bdd7df55e6.exe
    "C:\Users\Admin\AppData\Local\Temp\1d703d84368e0c53f6706276da6858bdd7df55e6.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Users\Admin\AppData\Local\Temp\1d703d84368e0c53f6706276da6858bdd7df55e6.exe
      --b776edec
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:1408
  • C:\Windows\SysWOW64\foldersreadand.exe
    "C:\Windows\SysWOW64\foldersreadand.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Windows\SysWOW64\foldersreadand.exe
      --52cd4f4e
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:1728

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1408-57-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1408-58-0x0000000075D01000-0x0000000075D03000-memory.dmp

        memory/1408-59-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1408-61-0x0000000000400000-0x0000000000419000-memory.dmp

        memory/1460-55-0x0000000000230000-0x0000000000247000-memory.dmp

        memory/1460-56-0x0000000000400000-0x0000000000419000-memory.dmp