Overview

overview

10

Static

static

3

11f9a0cb3d...18.exe

windows7-x64

10

11f9a0cb3d...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    26-06-2024 12:34

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General

  • Target

    11f9a0cb3db7528b45c4eb165937c4df_JaffaCakes118.exe

  • Size

    4.9MB

  • MD5

    11f9a0cb3db7528b45c4eb165937c4df

  • SHA1

    56a4f48f7f4577a89ca0646dd181010af9a77f3e

  • SHA256

    2f55e634ded2ac5e13e244a1372b4c103b1438ea8cef243ea441c1c841ee1e62

  • SHA512

    a0740702eba88d1febc81e79cb8533a947c10819551b63a83f4f704c92fc4b960183d86d765c09638c6f62089cda09a1a29e383d3fee07a5b31749ef1d1c70b0

  • SSDEEP

    98304:RQLyuN8gZiG/hYEKIxbmQMd5qHj8S9sQ4RGSp9hYB7TWs7znQLU:SCgZi2bbKd5MjjAJe9o

Score
10/10
gluptebadropperevasionloaderpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Glupteba

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

    loaderdropperglupteba
  • Glupteba payload 15 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
    evasiontrojan
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 12 IoCs
    evasiontrojan
  • 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 3 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 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
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\11f9a0cb3db7528b45c4eb165937c4df_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\11f9a0cb3db7528b45c4eb165937c4df_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1696
    • C:\Users\Admin\AppData\Local\Temp\11f9a0cb3db7528b45c4eb165937c4df_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\11f9a0cb3db7528b45c4eb165937c4df_JaffaCakes118.exe"
      2⤵
      • Windows security bypass
      • Loads dropped DLL
      • Windows security modification
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2672
      • 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:2580
        • 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
          • Modifies data under HKEY_USERS
          PID:2596
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe /6-JaffaCakes118
        3⤵
        • Executes dropped EXE
        • Modifies data under HKEY_USERS
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        PID:2588
  • C:\Windows\system32\makecab.exe
    "C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240626123459.log C:\Windows\Logs\CBS\CbsPersist_20240626123459.cab
    1⤵
    • Drops file in Windows directory
    PID:2736

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

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • \Windows\rss\csrss.exe
    Filesize

    4.9MB

    MD5

    11f9a0cb3db7528b45c4eb165937c4df

    SHA1

    56a4f48f7f4577a89ca0646dd181010af9a77f3e

    SHA256

    2f55e634ded2ac5e13e244a1372b4c103b1438ea8cef243ea441c1c841ee1e62

    SHA512

    a0740702eba88d1febc81e79cb8533a947c10819551b63a83f4f704c92fc4b960183d86d765c09638c6f62089cda09a1a29e383d3fee07a5b31749ef1d1c70b0

    Download Submit

  • memory/1696-1-0x0000000002EE0000-0x00000000033A9000-memory.dmp

    Filesize

    4.8MB

    Download

  • memory/1696-2-0x0000000000400000-0x0000000000AE9000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/1696-4-0x0000000002EE0000-0x00000000033A9000-memory.dmp

    Filesize

    4.8MB

    Download

  • memory/1696-3-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/1696-5-0x0000000000400000-0x0000000000AE9000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/1696-0-0x0000000002EE0000-0x00000000033A9000-memory.dmp

    Filesize

    4.8MB

    Download

  • memory/2588-35-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2588-34-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2588-43-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2588-42-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2588-19-0x0000000002F70000-0x0000000003439000-memory.dmp

    Filesize

    4.8MB

    Download

  • memory/2588-20-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2588-32-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2588-39-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2588-38-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2588-36-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2672-6-0x0000000002E20000-0x00000000032E9000-memory.dmp

    Filesize

    4.8MB

    Download

  • memory/2672-7-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2672-18-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download

  • memory/2672-8-0x0000000000400000-0x00000000010F7000-memory.dmp

    Filesize

    13.0MB

    Download