Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/05/2024, 05:02

General

  • Target

    3864e5edda0a794790986b956c49acc5_JaffaCakes118.exe

  • Size

    446KB

  • MD5

    3864e5edda0a794790986b956c49acc5

  • SHA1

    d6ec86b16950ffc55ace2726aef57eab556629f2

  • SHA256

    465ac1e70162bef9af62454d516e9a67f3d950ad856c84ba487989da649f8922

  • SHA512

    0b35b947a83e9bbb31ae20471cab41ffa51fcf3896f6a37a4e08306da46334282f58858f06e374064d72abe7a67e57b142ae711b0c3c9dc943b73ee3be9931b8

  • SSDEEP

    6144:cwekW4xuXsm2rJ9MtQvq6H/iN2SO9rb8BhbbGC:cwvuXJ2rJ9Jv7HaNSFbCbb

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

91.105.94.200:80

51.38.124.206:80

38.88.126.202:8080

54.37.42.48:8080

189.2.177.210:443

181.30.61.163:443

185.178.10.77:80

199.203.62.165:80

177.73.0.98:443

87.106.46.107:8080

5.196.35.138:7080

5.189.178.202:8080

185.183.16.47:80

78.249.119.122:80

191.182.6.118:80

96.227.52.8:443

186.103.141.250:443

50.28.51.143:8080

111.67.12.221:8080

50.121.220.50:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet payload 5 IoCs

    Detects Emotet payload in memory.

  • 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).

  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3864e5edda0a794790986b956c49acc5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3864e5edda0a794790986b956c49acc5_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Windows\SysWOW64\iasads\RstrtMgr.exe
      "C:\Windows\SysWOW64\iasads\RstrtMgr.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\iasads\RstrtMgr.exe

    Filesize

    446KB

    MD5

    3864e5edda0a794790986b956c49acc5

    SHA1

    d6ec86b16950ffc55ace2726aef57eab556629f2

    SHA256

    465ac1e70162bef9af62454d516e9a67f3d950ad856c84ba487989da649f8922

    SHA512

    0b35b947a83e9bbb31ae20471cab41ffa51fcf3896f6a37a4e08306da46334282f58858f06e374064d72abe7a67e57b142ae711b0c3c9dc943b73ee3be9931b8

  • memory/2076-14-0x0000000001FD0000-0x0000000001FE0000-memory.dmp

    Filesize

    64KB

  • memory/2076-10-0x0000000001FA0000-0x0000000001FB2000-memory.dmp

    Filesize

    72KB

  • memory/5036-0-0x00000000021E0000-0x00000000021F2000-memory.dmp

    Filesize

    72KB

  • memory/5036-4-0x00000000020A0000-0x00000000020B0000-memory.dmp

    Filesize

    64KB

  • memory/5036-7-0x00000000004E0000-0x00000000004EF000-memory.dmp

    Filesize

    60KB

  • memory/5036-9-0x0000000000400000-0x0000000000476000-memory.dmp

    Filesize

    472KB