1cd3f805bba564c28d16e4295e7be6fe6ca7f4737127dd3c77e944de798e2933

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 14:29

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General

Target

edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe
Size

127KB
MD5

edca1cffd1ff2bdfc57153a3205fee28
SHA1

79563ea503b604223667265df8c7990d46c9f09a
SHA256

1cd3f805bba564c28d16e4295e7be6fe6ca7f4737127dd3c77e944de798e2933
SHA512

b418cf6c085e549765bc71448a4351300ebe94cf27b499f8f77baf0e14f4d334ea3e3670651a08151cd5ed08d851c933dbf713829dab78ba0dbaeaa839619232
SSDEEP

3072:SvBkbFPqDSJ/mGPcp/Tvq/r+JYq/78bw/JNtWG:+03qjQ+JYq/gcIG

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	uname.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	uname.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	uname.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Program Files (x86)\Common Files\System\uname.exe = "C:\\Program Files (x86)\\Common Files\\System\\uname.exe:*:Enabled:Windows Update"	uname.exe

Executes dropped EXE 1 IoCs

pid	Process
2324	uname.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Program Files (x86)\\Common Files\\System\\uname.exe"	uname.exe

Drops file in Program Files directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Common Files\System	edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe
File created	C:\Program Files (x86)\Common Files\System\uname.exe	edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Common Files\System\uname.exe	edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Common Files\System	uname.exe
File created	C:\Program Files (x86)\Common Files\System\uname.exe	uname.exe
File opened for modification	C:\Program Files (x86)\Common Files\System\uname.exe	uname.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uname.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2324	2272	edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe	98
PID 2272 wrote to memory of 2324	2272	edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe	98
PID 2272 wrote to memory of 2324	2272	edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\edca1cffd1ff2bdfc57153a3205fee28_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Program Files (x86)\Common Files\System\uname.exe
  "C:\Program Files (x86)\Common Files\System\uname.exe"
  2⤵
  - Modifies firewall policy service
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:2324

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

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

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Common Files\System\uname.exe

Filesize
127KB

MD5
edca1cffd1ff2bdfc57153a3205fee28

SHA1
79563ea503b604223667265df8c7990d46c9f09a

SHA256
1cd3f805bba564c28d16e4295e7be6fe6ca7f4737127dd3c77e944de798e2933

SHA512
b418cf6c085e549765bc71448a4351300ebe94cf27b499f8f77baf0e14f4d334ea3e3670651a08151cd5ed08d851c933dbf713829dab78ba0dbaeaa839619232

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads