Analysis

  • max time kernel
    134s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-08-2024 14:12

General

  • Target

    ExeFile (260).exe

  • Size

    468KB

  • MD5

    07a65d20c622c4da0027e6d1069903f3

  • SHA1

    1f3fba680895890258bacf136afc9db655a53571

  • SHA256

    f10052e10c319749ccd6aead272df3e831e4d4224a32ac589e1a577db38e2b70

  • SHA512

    57a06638b238d8ae1d98ae36dbac7b2dc7514c638a3ead044eb5472e4e03d72c8b040e59ce69bbb5d301db4bf9bc6b23a9820237c716d1b7558317ddc08623dc

  • SSDEEP

    6144:IE0ezoT0WbqYeQ52w5SSsy9MFjafSRGDumAjVJ7xn+feugnxO44D0Ecf7y:N0VT0vYH52wPd0jz0q9jX7x+fL2ObDiy

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

24.105.202.216:443

24.94.237.248:80

76.164.99.46:80

108.61.99.179:8080

165.227.156.155:443

159.69.89.130:8080

167.99.105.223:7080

87.230.19.21:8080

91.73.197.90:80

210.6.85.121:80

47.156.70.145:80

197.254.221.174:80

58.171.42.66:8080

66.34.201.20:7080

2.38.99.79:80

95.128.43.213:8080

190.12.119.180:443

67.225.179.64:8080

165.228.24.197:80

121.88.5.176:443

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ExeFile (260).exe
    "C:\Users\Admin\AppData\Local\Temp\ExeFile (260).exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3956
    • C:\Users\Admin\AppData\Local\Temp\ExeFile (260).exe
      --c1332657
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of SetWindowsHookEx
      PID:3092
  • C:\Windows\SysWOW64\chartextto.exe
    "C:\Windows\SysWOW64\chartextto.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Windows\SysWOW64\chartextto.exe
      --69f3e390
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\a2eec3d435c3c14c814bb58a126b421d_32404286-a0b5-4a93-9620-6f13fd83251a

    Filesize

    50B

    MD5

    28007555192173189a26dd0682738504

    SHA1

    022695a5012784ce6ebd24e5eab393f952bd885e

    SHA256

    dcfa8ba61f51bf15c97d5e0dd58811ad62278b310d0a795f6c308c75e6e980e5

    SHA512

    504b5b1bd1027990f14759d58d9a1eecc172ffeed26c5bb98e9261d5eb435f1ccfb9ec3d1bae3667be45f572942d023b4e17505099aa840fb4ecc616953a360c

  • memory/1208-13-0x0000000000E20000-0x0000000000E37000-memory.dmp

    Filesize

    92KB

  • memory/1772-20-0x0000000000F50000-0x0000000000F67000-memory.dmp

    Filesize

    92KB

  • memory/3092-7-0x0000000002160000-0x0000000002177000-memory.dmp

    Filesize

    92KB

  • memory/3092-18-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3956-0-0x00000000024A0000-0x00000000024A1000-memory.dmp

    Filesize

    4KB

  • memory/3956-6-0x00000000024B0000-0x00000000024C1000-memory.dmp

    Filesize

    68KB

  • memory/3956-1-0x0000000002820000-0x0000000002837000-memory.dmp

    Filesize

    92KB