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Analysis

  • max time kernel
    93s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/08/2024, 03:57

General

  • Target

    7f16562c1286daca9bf2552430e12699_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    7f16562c1286daca9bf2552430e12699

  • SHA1

    74dee34888c1f70176af8a1de8815a6f375f199e

  • SHA256

    5acee6181ff4d3d06afa73c9c5c7f6828a2c8091a2b613e43d907855a96cd5ff

  • SHA512

    9b618235f30f8a7aeb65f893598f594883a60b7456a13f1759f22a1c22cdf58c54cab15ababf8ffe455af3c81c705979c79b996b9e0d22213b42b6f8586db1ec

  • SSDEEP

    3072:+vA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXHWP:+206xWgGxLxWN40PDKR/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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • 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\7f16562c1286daca9bf2552430e12699_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3908
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f16562c1286daca9bf2552430e12699_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4312
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Gbzjnuwcxzf\vnuwejkpdd.akx",tRgjwJCbSiS
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Gbzjnuwcxzf\vnuwejkpdd.akx

    Filesize

    340KB

    MD5

    7f16562c1286daca9bf2552430e12699

    SHA1

    74dee34888c1f70176af8a1de8815a6f375f199e

    SHA256

    5acee6181ff4d3d06afa73c9c5c7f6828a2c8091a2b613e43d907855a96cd5ff

    SHA512

    9b618235f30f8a7aeb65f893598f594883a60b7456a13f1759f22a1c22cdf58c54cab15ababf8ffe455af3c81c705979c79b996b9e0d22213b42b6f8586db1ec

  • memory/4312-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/4312-0-0x00000000001D0000-0x00000000001F0000-memory.dmp

    Filesize

    128KB

  • memory/4312-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB