Overview

overview

10

Static

static

3

c67df802b5...18.exe

windows7-x64

10

c67df802b5...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    145s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-08-2024 08:19

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General

  • Target

    c67df802b5614ff27baa8222089ca753_JaffaCakes118.exe

  • Size

    3.8MB

  • MD5

    c67df802b5614ff27baa8222089ca753

  • SHA1

    978a9dbe36286a348fbfa50d7e7cda7a3b9935a0

  • SHA256

    e9f914fc4af96525a53bc6f2d75936f3b3dfcaa7f5802c0b78eca04cfd27895a

  • SHA512

    4fc066eb6d783268407cb8f203368ea083e13a557284187bba9f6cb21946737962cca8b09e2f2d0e89ac6a87aee0c5ac783c440a8118a1a023525d9475eac7af

  • SSDEEP

    98304:FFPYIB3q5rNe6RScio6dxBdrrkZ+hfFft0W4Oew7cYszm8:FFP7q5rNFqHBdo+hfFft+07cYw

Score
10/10
gluptebadiscoverydropperevasionloaderpersistenceprivilege_escalation

Malware Config

Signatures

  • Glupteba

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

    loaderdropperglupteba
  • Glupteba payload 15 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
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • 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
  • Modifies system certificate store 2 TTPs 3 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c67df802b5614ff27baa8222089ca753_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c67df802b5614ff27baa8222089ca753_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:784
    • C:\Users\Admin\AppData\Local\Temp\c67df802b5614ff27baa8222089ca753_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\c67df802b5614ff27baa8222089ca753_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:512
      • 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:2100
        • 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:4608
      • 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:4260
        • 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:2524
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe ""
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        PID:4620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

    3.8MB

    MD5

    c67df802b5614ff27baa8222089ca753

    SHA1

    978a9dbe36286a348fbfa50d7e7cda7a3b9935a0

    SHA256

    e9f914fc4af96525a53bc6f2d75936f3b3dfcaa7f5802c0b78eca04cfd27895a

    SHA512

    4fc066eb6d783268407cb8f203368ea083e13a557284187bba9f6cb21946737962cca8b09e2f2d0e89ac6a87aee0c5ac783c440a8118a1a023525d9475eac7af

    Download Submit

  • memory/512-7-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/512-14-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/512-8-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/784-4-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/784-1-0x0000000001150000-0x00000000014FD000-memory.dmp

    Filesize

    3.7MB

    Download

  • memory/784-5-0x0000000001500000-0x0000000001BEF000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/784-3-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/784-2-0x0000000001500000-0x0000000001BEF000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/4620-18-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4620-17-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4620-16-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4620-19-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4620-20-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4620-23-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4620-26-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4620-28-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4620-29-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download