Overview

overview

10

Static

static

10

fc7cb11ca5...18.exe

windows7-x64

10

fc7cb11ca5...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-09-2024 14:26

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General

  • Target

    fc7cb11ca5960272ef6923c0c9fda645_JaffaCakes118.exe

  • Size

    6.8MB

  • MD5

    fc7cb11ca5960272ef6923c0c9fda645

  • SHA1

    dcb77e917da3515e659bd4349386560365fbec3e

  • SHA256

    082901b2fa6c531f4efa4969eaa18ec19a042118fab768f3020389fc7363f796

  • SHA512

    906d32deba53ecdfa9a3500f03ed42ac051aba0581ce209b76610303b3e2d0d96bd684d0f7af2da7b432803d8d0b0fb302dc717dcd3acff3ed3c8c3c274dff63

  • SSDEEP

    98304:kqiESVQbigoIl5hMjxyaL4ZC7u/IJt1YcyDkg:kqTSVQ55G4SN3g

Score
10/10
gluptebadiscoverydropperevasionloaderpersistenceprivilege_escalation

Malware Config

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

    loaderdropperglupteba
  • Glupteba payload 1 IoCs
  • Modifies Windows Firewall 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in Windows directory 2 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc7cb11ca5960272ef6923c0c9fda645_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fc7cb11ca5960272ef6923c0c9fda645_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2544
    • C:\Users\Admin\AppData\Local\Temp\fc7cb11ca5960272ef6923c0c9fda645_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\fc7cb11ca5960272ef6923c0c9fda645_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4524
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:400
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:3804
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet\cloudnet.exe" enable=yes"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:884
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet\cloudnet.exe" enable=yes
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:1184
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe /6-JaffaCakes118
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        PID:2580

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Windows\rss\csrss.exe
    Filesize

    6.8MB

    MD5

    fc7cb11ca5960272ef6923c0c9fda645

    SHA1

    dcb77e917da3515e659bd4349386560365fbec3e

    SHA256

    082901b2fa6c531f4efa4969eaa18ec19a042118fab768f3020389fc7363f796

    SHA512

    906d32deba53ecdfa9a3500f03ed42ac051aba0581ce209b76610303b3e2d0d96bd684d0f7af2da7b432803d8d0b0fb302dc717dcd3acff3ed3c8c3c274dff63

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