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Analysis

  • max time kernel
    132s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    11/07/2024, 10:37

General

  • Target

    38c4fd575eb1a691cde761ad4ec50f0a_JaffaCakes118.dll

  • Size

    330KB

  • MD5

    38c4fd575eb1a691cde761ad4ec50f0a

  • SHA1

    921ab9927a87d6118238875c6cf5c0d2d3faa405

  • SHA256

    16a8a144988619321e1f6cf473011c7f42c8f3696f638d10e2b57625d424d0cf

  • SHA512

    a62d39c51583a050130513c635dec659ca98043b3c6b3bbe18177671754e5ee4336f881443c7ac03f8c16a1f5da52555d19f8cc23c873f7977cb279e04b8ccb6

  • SSDEEP

    3072:dRq1sFAd2gQ5PmBvNZwnnq1gn2RvoXiDzAYgrO1v2F5j81qc:Xq1sFAwgwmBv3wnIgG4oAYxvU54gc

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\38c4fd575eb1a691cde761ad4ec50f0a_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\38c4fd575eb1a691cde761ad4ec50f0a_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2168
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Arjlvbvqrcfovihd\mrkrkdrqtaejjfd.uya",kffveJ
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2652
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Arjlvbvqrcfovihd\mrkrkdrqtaejjfd.uya",#1
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          PID:2784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2168-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2168-0-0x0000000000140000-0x000000000015F000-memory.dmp

    Filesize

    124KB

  • memory/2168-2-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2652-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2652-6-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2784-4-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2784-5-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2784-7-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB