Analysis

  • max time kernel
    133s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 00:03

General

  • Target

    E2-20200827_162454.exe

  • Size

    536KB

  • MD5

    214f09b2b5422a6d10bbcce21a38563b

  • SHA1

    514b6c5b42afe025e4e9d84e68f458ad63fc2272

  • SHA256

    1ba30417e69002ac0e8ac4ef643de661c6d90859bffce755e5bb46a5fb973bb8

  • SHA512

    7a6b5cf6878f5370d704084a8ff301fa7bdfa0543c2125dfda6fae21239ea8f69f0b6f39df64a6d80301b158af3d296a3122a3d0d747509c61878e7a9b394e36

  • SSDEEP

    3072:77xkm+aAsQnXBDXdAVvj/t+Ve94BEwVEwypQrgb2mi/Z9smMhv2TmTyTyTWsmMhr:J+a3QXAVvjF+MHwewypQrgiPPGEGsGn

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

172.91.208.86:80

45.55.36.51:443

91.83.93.99:7080

45.55.219.163:443

107.5.122.110:80

103.86.49.11:8080

85.105.205.77:8080

120.150.60.189:80

137.59.187.107:8080

139.59.60.244:8080

203.117.253.142:80

1.221.254.82:80

97.82.79.83:80

37.187.72.193:8080

139.99.158.11:443

152.168.248.128:443

74.208.45.104:8080

83.169.36.251:8080

169.239.182.217:8080

216.208.76.186:80

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 14 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\E2-20200827_162454.exe
    "C:\Users\Admin\AppData\Local\Temp\E2-20200827_162454.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:1808
    • C:\Windows\SysWOW64\Windows.System.RemoteDesktop\WMVSENCD.exe
      "C:\Windows\SysWOW64\Windows.System.RemoteDesktop\WMVSENCD.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Windows.System.RemoteDesktop\WMVSENCD.exe

    Filesize

    536KB

    MD5

    214f09b2b5422a6d10bbcce21a38563b

    SHA1

    514b6c5b42afe025e4e9d84e68f458ad63fc2272

    SHA256

    1ba30417e69002ac0e8ac4ef643de661c6d90859bffce755e5bb46a5fb973bb8

    SHA512

    7a6b5cf6878f5370d704084a8ff301fa7bdfa0543c2125dfda6fae21239ea8f69f0b6f39df64a6d80301b158af3d296a3122a3d0d747509c61878e7a9b394e36

  • memory/1808-0-0x00000000022B0000-0x00000000022B9000-memory.dmp

    Filesize

    36KB

  • memory/1808-2-0x00000000022C0000-0x00000000022CC000-memory.dmp

    Filesize

    48KB

  • memory/1808-6-0x0000000000400000-0x0000000000487000-memory.dmp

    Filesize

    540KB

  • memory/4436-7-0x0000000000B60000-0x0000000000B6C000-memory.dmp

    Filesize

    48KB

  • memory/4436-11-0x0000000000B60000-0x0000000000B6C000-memory.dmp

    Filesize

    48KB