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Analysis

  • max time kernel
    115s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/07/2024, 07:50

General

  • Target

    2b89943f0e9a41faaee34673a65bc025_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    2b89943f0e9a41faaee34673a65bc025

  • SHA1

    18d2c6d274741ce57fdb76a9287283e51c821520

  • SHA256

    21ab35cad37d15d6ede378d239409cde53ec5cfada9c42c581022946d735f647

  • SHA512

    df066d49fb15ba48e620e2a29c279f07b07197f0c574aa8a07c833a32b152556085831601e51390fb4e86fbd88689e09411a8bbe684447322bd4bf60321cca8b

  • SSDEEP

    3072:fvA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXHWP:f206xWgGxLxWN40PDKR/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\2b89943f0e9a41faaee34673a65bc025_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b89943f0e9a41faaee34673a65bc025_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4284
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Jmmkvwo\ukxofo.enr",SHPKmXOxVo
        3⤵
        • Loads dropped DLL
        PID:4000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Jmmkvwo\ukxofo.enr

    Filesize

    340KB

    MD5

    2b89943f0e9a41faaee34673a65bc025

    SHA1

    18d2c6d274741ce57fdb76a9287283e51c821520

    SHA256

    21ab35cad37d15d6ede378d239409cde53ec5cfada9c42c581022946d735f647

    SHA512

    df066d49fb15ba48e620e2a29c279f07b07197f0c574aa8a07c833a32b152556085831601e51390fb4e86fbd88689e09411a8bbe684447322bd4bf60321cca8b

  • memory/4284-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/4284-0-0x0000000000920000-0x0000000000940000-memory.dmp

    Filesize

    128KB

  • memory/4284-4-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB