Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09-07-2024 02:49

General

  • Target

    2ebc839f6a54c5e7f90e7577e8cce38f_JaffaCakes118.dll

  • Size

    617KB

  • MD5

    2ebc839f6a54c5e7f90e7577e8cce38f

  • SHA1

    b418a51d8ecf72123f22a63c9cdd72580ed945ba

  • SHA256

    f96e0b1cdf9310ac20f5bfcf840213ffa1a05319be2b199ceb7ec1ece8bef2c6

  • SHA512

    eac8fd9945cc03e1e95b0b454b6b06020c4e30190c3f11a489ff0c96a78027c697c6e3d872c21fda6fba65994d13eaea430e508fda1822436779a346b625a9f7

  • SSDEEP

    12288:OYzchQVZnkmt/70MWugxPJZFpf0c1pHnbdJ8CA88fzsBsI3+Dc:B4KV5Hpt8bZHLR+CSfasO+

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

84.232.229.24:80

51.255.203.164:8080

217.160.169.110:8080

185.183.16.47:80

190.45.24.210:80

187.162.248.237:80

93.146.143.191:80

185.94.252.27:443

143.0.85.206:7080

80.15.100.37:80

85.105.239.184:443

94.176.234.118:443

62.84.75.50:80

137.74.106.111:7080

172.104.169.32:8080

46.105.114.137:8080

94.126.8.1:80

78.206.229.130:80

93.149.120.214:80

192.175.111.212:7080

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\2ebc839f6a54c5e7f90e7577e8cce38f_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ebc839f6a54c5e7f90e7577e8cce38f_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:824
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Nytfrdyzvrzwum\wtkdjpywkmvnf.erx",JfcgBXbajkfl
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2780
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Nytfrdyzvrzwum\wtkdjpywkmvnf.erx",#1
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          PID:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/824-0-0x00000000004A0000-0x00000000004C7000-memory.dmp

    Filesize

    156KB

  • memory/824-1-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/824-2-0x0000000000400000-0x000000000049E000-memory.dmp

    Filesize

    632KB

  • memory/824-3-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2780-4-0x0000000001D50000-0x0000000001DEE000-memory.dmp

    Filesize

    632KB

  • memory/2780-5-0x0000000001D50000-0x0000000001DEE000-memory.dmp

    Filesize

    632KB

  • memory/2780-6-0x0000000001D51000-0x0000000001DB4000-memory.dmp

    Filesize

    396KB

  • memory/2820-7-0x0000000001E00000-0x0000000001E9E000-memory.dmp

    Filesize

    632KB

  • memory/2820-8-0x0000000001E01000-0x0000000001E64000-memory.dmp

    Filesize

    396KB

  • memory/2820-9-0x0000000001E00000-0x0000000001E9E000-memory.dmp

    Filesize

    632KB

  • memory/2820-11-0x0000000001E01000-0x0000000001E64000-memory.dmp

    Filesize

    396KB

  • memory/2820-14-0x0000000001E00000-0x0000000001E9E000-memory.dmp

    Filesize

    632KB