Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 17:11

General

  • Target

    3b34919290d9dd63e16d0c57e5310398_JaffaCakes118.exe

  • Size

    112KB

  • MD5

    3b34919290d9dd63e16d0c57e5310398

  • SHA1

    d066f8a0d05a3332d3b068cd2f85f7ec89841fac

  • SHA256

    3bb1379f48341f3ba845e1398e7c8fd916f6fdd11e1ec3dfd745bcafb048068f

  • SHA512

    8714c15d8af3377daa03f5735b5728b98cb2a16e08049437a9e3269e20c4a2338920d427603880d79a1e13fa19afc72b2de6699d575c75819e1730107dae3b7a

  • SSDEEP

    3072:1oG1AacSLUtQtJXjI3leEC4UYE/dt9HfxvS:1oG1ZzXjI3k54UYE/dH8

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

71.72.196.159:80

134.209.36.254:8080

120.138.30.150:8080

94.23.216.33:80

157.245.99.39:8080

137.59.187.107:8080

94.23.237.171:443

61.19.246.238:443

156.155.166.221:80

50.35.17.13:80

153.137.36.142:80

91.211.88.52:7080

209.141.54.221:8080

185.94.252.104:443

174.45.13.118:80

87.106.136.232:8080

62.75.141.82:80

213.196.135.145:80

188.219.31.12:80

82.80.155.43:80

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 16 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b34919290d9dd63e16d0c57e5310398_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3b34919290d9dd63e16d0c57e5310398_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4120
    • C:\Windows\SysWOW64\cmutil\PayloadRestrictions.exe
      "C:\Windows\SysWOW64\cmutil\PayloadRestrictions.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\cmutil\PayloadRestrictions.exe

    Filesize

    112KB

    MD5

    3b34919290d9dd63e16d0c57e5310398

    SHA1

    d066f8a0d05a3332d3b068cd2f85f7ec89841fac

    SHA256

    3bb1379f48341f3ba845e1398e7c8fd916f6fdd11e1ec3dfd745bcafb048068f

    SHA512

    8714c15d8af3377daa03f5735b5728b98cb2a16e08049437a9e3269e20c4a2338920d427603880d79a1e13fa19afc72b2de6699d575c75819e1730107dae3b7a

  • memory/1632-10-0x00000000004C0000-0x00000000004D2000-memory.dmp

    Filesize

    72KB

  • memory/1632-14-0x0000000001F90000-0x0000000001FA0000-memory.dmp

    Filesize

    64KB

  • memory/4120-0-0x0000000002060000-0x0000000002072000-memory.dmp

    Filesize

    72KB

  • memory/4120-4-0x0000000002080000-0x0000000002090000-memory.dmp

    Filesize

    64KB

  • memory/4120-7-0x0000000002050000-0x000000000205F000-memory.dmp

    Filesize

    60KB

  • memory/4120-9-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB