Overview

overview

10

Static

static

10

JaffaCakes...7d.exe

windows7-x64

8

JaffaCakes...7d.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 13:07

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General

  • Target

    JaffaCakes118_f8333a5ed0e285bec1e3a5530e14f063fd01e98584498c9f82351b670831b47d.exe

  • Size

    136KB

  • MD5

    c6ccc7f2cd35af8acc1e5fd9a82e3f76

  • SHA1

    55f8cd19286be1f26441b8a1a3917b0771b7207c

  • SHA256

    f8333a5ed0e285bec1e3a5530e14f063fd01e98584498c9f82351b670831b47d

  • SHA512

    0e5cd488811f99e49d85e1f48db8a20b02c4e150973cf75cc706fc0f6d12114f30b1e325c206acdabc3941dece30e689e00f5610615b2e209c21772a1982048e

  • SSDEEP

    768:J+P5TZ38fhCVz0tGxrM+rMRa8NuxintVJGX1LwB7iwQYXoAi2HhcM:J4TZsJCVz0Ai+gRJNoigX

Score
8/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops autorun.inf file 1 TTPs 5 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • 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
  • Kills process with taskkill 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8333a5ed0e285bec1e3a5530e14f063fd01e98584498c9f82351b670831b47d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8333a5ed0e285bec1e3a5530e14f063fd01e98584498c9f82351b670831b47d.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops autorun.inf file
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f8333a5ed0e285bec1e3a5530e14f063fd01e98584498c9f82351b670831b47d.exe" "JaffaCakes118_f8333a5ed0e285bec1e3a5530e14f063fd01e98584498c9f82351b670831b47d.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:3044
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM Windows Defender.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      PID:2632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

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

1
T1112

Credential Access

Discovery

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Replay Monitor

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Downloads

  • F:\svchost.exe
    Filesize

    136KB

    MD5

    c6ccc7f2cd35af8acc1e5fd9a82e3f76

    SHA1

    55f8cd19286be1f26441b8a1a3917b0771b7207c

    SHA256

    f8333a5ed0e285bec1e3a5530e14f063fd01e98584498c9f82351b670831b47d

    SHA512

    0e5cd488811f99e49d85e1f48db8a20b02c4e150973cf75cc706fc0f6d12114f30b1e325c206acdabc3941dece30e689e00f5610615b2e209c21772a1982048e

    Download Submit

  • memory/2240-0-0x00000000748D1000-0x00000000748D2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2240-1-0x00000000748D0000-0x0000000074E7B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2240-2-0x00000000748D0000-0x0000000074E7B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2240-12-0x00000000748D0000-0x0000000074E7B000-memory.dmp

    Filesize

    5.7MB

    Download