d487b4f75643ae641e8207c574cc8de4112650aea238b26ca9a9fe843aa7b18a

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
27/06/2024, 09:55

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General

Target

159102b24694c15a3396918ce54b818d_JaffaCakes118.exe
Size

41KB
MD5

159102b24694c15a3396918ce54b818d
SHA1

c778f99ab3fb2b36380a149fc964879efa8e88f2
SHA256

d487b4f75643ae641e8207c574cc8de4112650aea238b26ca9a9fe843aa7b18a
SHA512

717e0f91a8c7c1319b88ab4c28f7d76051a044a8620b7111fe93274f3baeeae1af0a7965442ac33aac1f711d4a2fac2997210447473273964bdbc17c116b5a5c
SSDEEP

768:4+CqeOuYnTYIF0sjBPVECJJRM1Ck/l7Iv+OjoY:P+lCY4uQJRM1CGlUBoY

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\winmsgr101.exe = "C:\\Users\\Admin\\AppData\\Roaming\\winmsgr101.exe:*:Enabled:thth54hy"	winmsgr101.exe

Executes dropped EXE 1 IoCs

pid	Process
2492	winmsgr101.exe

Loads dropped DLL 2 IoCs

pid	Process
992	159102b24694c15a3396918ce54b818d_JaffaCakes118.exe
992	159102b24694c15a3396918ce54b818d_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\tht4545ttr = "C:\\Users\\Admin\\AppData\\Roaming\\winmsgr101.exe"	159102b24694c15a3396918ce54b818d_JaffaCakes118.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\Users\\Admin\\AppData\\Roaming\\winmsgr101.exe"	159102b24694c15a3396918ce54b818d_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 992 wrote to memory of 2492	992	159102b24694c15a3396918ce54b818d_JaffaCakes118.exe	28
PID 992 wrote to memory of 2492	992	159102b24694c15a3396918ce54b818d_JaffaCakes118.exe	28
PID 992 wrote to memory of 2492	992	159102b24694c15a3396918ce54b818d_JaffaCakes118.exe	28
PID 992 wrote to memory of 2492	992	159102b24694c15a3396918ce54b818d_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\159102b24694c15a3396918ce54b818d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\159102b24694c15a3396918ce54b818d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Modifies WinLogon
- Suspicious use of WriteProcessMemory
PID:992
- C:\Users\Admin\AppData\Roaming\winmsgr101.exe
  "C:\Users\Admin\AppData\Roaming\winmsgr101.exe"
  2⤵
  - Modifies firewall policy service
  - Executes dropped EXE
  PID:2492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\winmsgr101.exe

Filesize
41KB

MD5
159102b24694c15a3396918ce54b818d

SHA1
c778f99ab3fb2b36380a149fc964879efa8e88f2

SHA256
d487b4f75643ae641e8207c574cc8de4112650aea238b26ca9a9fe843aa7b18a

SHA512
717e0f91a8c7c1319b88ab4c28f7d76051a044a8620b7111fe93274f3baeeae1af0a7965442ac33aac1f711d4a2fac2997210447473273964bdbc17c116b5a5c

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads