Analysis

  • max time kernel
    133s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    12-07-2024 21:20

General

  • Target

    3eeca4c4738ed90f1c586e8455c8bc69_JaffaCakes118.dll

  • Size

    330KB

  • MD5

    3eeca4c4738ed90f1c586e8455c8bc69

  • SHA1

    8b68f78cdec8bc1aee6f6dbb52060a2a77773636

  • SHA256

    576d36164021d51e7f94f20227a78ef1ae1197f9a8efe6f1eb25e2ad1c244843

  • SHA512

    211e5d81e185d8f40e861976d4ce5a73c16e0adb993e41dacf2aeb09bed2e932ca4a29dd1f9a4c40e8ad23befe0245f1bb7097806c6f19c9f9a1ab39d40de7fb

  • SSDEEP

    3072:FRq1sFAd2gQ5PmBvNZwnnq1gn2RvoXiDzAYgrO1v2F5j81qc:fq1sFAwgwmBv3wnIgG4oAYxvU54gc

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

190.55.186.229:80

203.157.152.9:7080

157.245.145.87:443

109.99.146.210:8080

116.202.10.123:8080

172.96.190.154:8080

163.53.204.180:443

190.107.118.125:80

91.93.3.85:8080

185.142.236.163:443

115.79.195.246:80

120.51.34.254:80

192.210.217.94:8080

198.20.228.9:8080

91.75.75.46:80

54.38.143.245:8080

161.49.84.2:80

162.144.145.58:8080

178.33.167.120:8080

201.193.160.196:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Blocklisted process makes network request 6 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 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eeca4c4738ed90f1c586e8455c8bc69_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eeca4c4738ed90f1c586e8455c8bc69_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1732
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Krtbff\sgpfk.ubm",ZUQHRbKRXNl
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2380
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Krtbff\sgpfk.ubm",#1
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          PID:2376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1732-0-0x00000000000C0000-0x00000000000DF000-memory.dmp

    Filesize

    124KB

  • memory/1732-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/1732-2-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2376-4-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2376-5-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2376-6-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2380-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB