Overview

overview

10

Static

static

3

e970f9e2ec...18.exe

windows7-x64

10

e970f9e2ec...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-09-2024 15:40

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General

  • Target

    e970f9e2ec144c5ec34795077e766faf_JaffaCakes118.exe

  • Size

    3.8MB

  • MD5

    e970f9e2ec144c5ec34795077e766faf

  • SHA1

    5367d294a6c1dc83fb7a882361853c5a29c0683b

  • SHA256

    746842c10c2347545cc71c7778200193d1f4f32400d2861075cbbc1292c530d9

  • SHA512

    986bc24fafad17ce6d2984efbb19c6d6a6709e9c2fea32b8c19b5fb781eeae2b8086da1f417fda00a77e24e55215ca868d6777599f30ffb1a84faaf2d22d5567

  • SSDEEP

    98304:ciWxwGGs7wAkGuXodeCIDmh+Mr7wvtFR:c27s7RuXHTDG+MP+tF

Score
10/10
gluptebadiscoverydropperevasionloaderpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Glupteba

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

    loaderdropperglupteba
  • Glupteba payload 13 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
  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e970f9e2ec144c5ec34795077e766faf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e970f9e2ec144c5ec34795077e766faf_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2128
    • C:\Users\Admin\AppData\Local\Temp\e970f9e2ec144c5ec34795077e766faf_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\e970f9e2ec144c5ec34795077e766faf_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
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2816
      • 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:2728
        • 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:1504
      • 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
        • Suspicious behavior: EnumeratesProcesses
        PID:996
  • C:\Windows\system32\makecab.exe
    "C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240918154011.log C:\Windows\Logs\CBS\CbsPersist_20240918154011.cab
    1⤵
    • Drops file in Windows directory
    PID:484

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

3
T1112

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

  • \Windows\rss\csrss.exe
    Filesize

    3.8MB

    MD5

    e970f9e2ec144c5ec34795077e766faf

    SHA1

    5367d294a6c1dc83fb7a882361853c5a29c0683b

    SHA256

    746842c10c2347545cc71c7778200193d1f4f32400d2861075cbbc1292c530d9

    SHA512

    986bc24fafad17ce6d2984efbb19c6d6a6709e9c2fea32b8c19b5fb781eeae2b8086da1f417fda00a77e24e55215ca868d6777599f30ffb1a84faaf2d22d5567

    Download Submit

  • memory/996-38-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download

  • memory/996-36-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download

  • memory/996-34-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download

  • memory/996-33-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download

  • memory/996-32-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download

  • memory/996-31-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download

  • memory/996-30-0x0000000003F00000-0x00000000042A4000-memory.dmp

    Filesize

    3.6MB

    Download

  • memory/2128-7-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/2128-4-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download

  • memory/2128-5-0x0000000003FB0000-0x000000000469F000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2128-6-0x0000000003C00000-0x0000000003FA4000-memory.dmp

    Filesize

    3.6MB

    Download

  • memory/2128-0-0x0000000003C00000-0x0000000003FA4000-memory.dmp

    Filesize

    3.6MB

    Download

  • memory/2128-3-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/2128-2-0x0000000003FB0000-0x000000000469F000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2128-1-0x0000000003C00000-0x0000000003FA4000-memory.dmp

    Filesize

    3.6MB

    Download

  • memory/2816-20-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download

  • memory/2816-19-0x0000000003BF0000-0x0000000003F94000-memory.dmp

    Filesize

    3.6MB

    Download

  • memory/2816-29-0x0000000000400000-0x0000000003A80000-memory.dmp

    Filesize

    54.5MB

    Download