Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-07-2024 09:45

General

  • Target

    3435bde8649b054a54a681312e0a57b7_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    3435bde8649b054a54a681312e0a57b7

  • SHA1

    e9453d39dc51328a931e8cb4fef0ebd06f7a43e7

  • SHA256

    906be54849003ce2877f10be0d4e70365923d1659ab2c879efa3343fa28aa81d

  • SHA512

    83c9db8c8590f4a6f9cc22320b075dd69fbca9dd033905953eb26ea55d3330e5dc4ffb67645280478d063b1da6a50926392c22fdd1d6a3063e8d99e1ed2b045f

  • SSDEEP

    3072:nvA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXHWP:n206xWgGxLxWN40PDKR/JnX2P

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

69.38.130.14:80

195.159.28.230:8080

162.241.204.233:8080

115.21.224.117:80

78.189.148.42:80

181.165.68.127:80

78.188.225.105:80

161.0.153.60:80

89.106.251.163:80

172.125.40.123:80

5.39.91.110:7080

110.145.11.73:80

190.251.200.206:80

144.217.7.207:7080

75.109.111.18:80

75.177.207.146:80

139.59.60.244:8080

70.183.211.3:80

95.213.236.64:8080

61.19.246.238:443

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Loads dropped DLL 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: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3435bde8649b054a54a681312e0a57b7_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3340
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3435bde8649b054a54a681312e0a57b7_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:3736
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Iavgifytzmgiiqp\fwqevndxybyigb.ble",qmfpPdWk
        3⤵
        • Loads dropped DLL
        PID:544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Iavgifytzmgiiqp\fwqevndxybyigb.ble

    Filesize

    340KB

    MD5

    3435bde8649b054a54a681312e0a57b7

    SHA1

    e9453d39dc51328a931e8cb4fef0ebd06f7a43e7

    SHA256

    906be54849003ce2877f10be0d4e70365923d1659ab2c879efa3343fa28aa81d

    SHA512

    83c9db8c8590f4a6f9cc22320b075dd69fbca9dd033905953eb26ea55d3330e5dc4ffb67645280478d063b1da6a50926392c22fdd1d6a3063e8d99e1ed2b045f

  • memory/3736-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/3736-0-0x00000000005B0000-0x00000000005D0000-memory.dmp

    Filesize

    128KB

  • memory/3736-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB