Analysis

  • max time kernel
    62s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    05/11/2020, 19:24

General

  • Target
    a2c99ae15bc644c4a5a11cdce39701915760e3e9f25efc2f52baa2ce12400cdd.exe
  • Size 384KB
  • Sample201105-flgdekp2w2
  • SHA256 a2c99ae15bc644c4a5a11cdce39701915760e3e9f25efc2f52baa2ce12400cdd
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch3

C2
  • 152.32.75.74:443

  • 91.121.200.35:8080

  • 159.203.16.11:8080

  • 188.226.165.170:8080

  • 172.193.79.237:80

  • 123.216.134.52:80

  • 183.91.3.63:80

  • 139.59.61.215:443

  • 185.80.172.199:80

  • 77.74.78.80:443

  • 153.229.219.1:443

  • 113.203.238.130:80

  • 120.51.34.254:80

  • 116.202.10.123:8080

  • 5.2.246.108:80

  • 50.116.78.109:8080

  • 103.80.51.61:8080

  • 190.55.186.229:80

  • 185.142.236.163:443

  • 223.17.215.76:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2c99ae15bc644c4a5a11cdce39701915760e3e9f25efc2f52baa2ce12400cdd.exe
    "C:\Users\Admin\AppData\Local\Temp\a2c99ae15bc644c4a5a11cdce39701915760e3e9f25efc2f52baa2ce12400cdd.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4684
    • C:\Windows\SysWOW64\w32topl\TokenBroker.exe
      "C:\Windows\SysWOW64\w32topl\TokenBroker.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:4176
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s NgcSvc
    1⤵
      PID:5048
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s DeviceAssociationService
      1⤵
        PID:4152
      • \??\c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s NgcCtnrSvc
        1⤵
        • Modifies data under HKEY_USERS
        PID:3748

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/4176-4-0x0000000002160000-0x00000000021A3000-memory.dmp

            memory/4176-5-0x00000000021B0000-0x00000000021F2000-memory.dmp

            memory/4684-0-0x0000000000570000-0x00000000005B3000-memory.dmp

            memory/4684-1-0x00000000025C0000-0x0000000002602000-memory.dmp