780731680a826b310ddaaffb5fe6481d2a1d46c385a5627f130132ab57655b64

Analysis

max time kernel
3s
max time network
4s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 11:19

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Reason

Machine shutdown

Report Analysis Logs

General

Target

cf6e11b4ae529e4ed4bfd110f73f2fc7_JaffaCakes118.exe
Size

100KB
MD5

cf6e11b4ae529e4ed4bfd110f73f2fc7
SHA1

3949a7591c0de13051d027f374369f13c20e8ad5
SHA256

780731680a826b310ddaaffb5fe6481d2a1d46c385a5627f130132ab57655b64
SHA512

6b66508d47a4f89a6d0e97861367803ccabc786832de5824df7e69d9f35501082b2e4f46a6c395fd5004690a468846727d2d022a9efe893b7da1b5b95a8619fe
SSDEEP

1536:MxLFtYx5by1uX4ZWwJ2LhCf7OqUra4aYYxvWqfgoqHYRIA:Exmx5+2n7LoDOqoHaYY9Wqfgo2Y

Score

8^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\blvvaqc.dll	cf6e11b4ae529e4ed4bfd110f73f2fc7_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	cf6e11b4ae529e4ed4bfd110f73f2fc7_JaffaCakes118.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "242"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2312	cf6e11b4ae529e4ed4bfd110f73f2fc7_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2280	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\cf6e11b4ae529e4ed4bfd110f73f2fc7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf6e11b4ae529e4ed4bfd110f73f2fc7_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2312

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39fa055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2312-0-0x0000000001001000-0x0000000001002000-memory.dmp

Filesize
4KB

Download
memory/2312-1-0x0000000001000000-0x000000000101A000-memory.dmp

Filesize
104KB

Download
memory/2312-2-0x0000000001000000-0x000000000101A000-memory.dmp

Filesize
104KB

Download