e04c452e9f748475e5861c3df1626d2f5057d1661f333c788d5912bbf3dc8a02

Analysis

max time kernel
3s
max time network
5s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 18:21

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Reason

Machine shutdown

Report Analysis Logs

General

Target

c95e271f346f0e9a2a11690d61c1aab4_JaffaCakes118.exe
Size

104KB
MD5

c95e271f346f0e9a2a11690d61c1aab4
SHA1

42d291001cc091ea4fceab3e012242cd9346dc08
SHA256

e04c452e9f748475e5861c3df1626d2f5057d1661f333c788d5912bbf3dc8a02
SHA512

1a8b990bed4495f1e938f1ae9c83c08fa986123ee7bb9b99f8d05cb65d5999f1a40f2d10350e401200331df3fbcf4433f51f6a402aa4d3e53a03369f11d4ccc5
SSDEEP

1536:dFZxXcxVXWo7JbEvzhgCpQV6ZCMJ/wLLqYrB9tPpoz0MxM/eXAsUN:daxMo70GN6vMLq8BXY0MXXAsUN

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

Loads dropped DLL 1 IoCs

pid	Process
2336	WerFault.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ovclspa.dll	c95e271f346f0e9a2a11690d61c1aab4_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	c95e271f346f0e9a2a11690d61c1aab4_JaffaCakes118.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
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\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
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
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
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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	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\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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 = "66"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1440	c95e271f346f0e9a2a11690d61c1aab4_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2304	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\c95e271f346f0e9a2a11690d61c1aab4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c95e271f346f0e9a2a11690d61c1aab4_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1440

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa395f855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1440 -ip 1440
1⤵
- Loads dropped DLL
PID:2336

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

C:\Windows\SysWOW64\ovclspa.dll

Filesize
52KB

MD5
fb4e8e430395ec8ff569a9a507ed2fc0

SHA1
2c789065218604f1df9fc29faf0a7c9fd370c5c4

SHA256
1e21f0a1165f4db7f2c5c88bdd0da51b783f1c0a69edd40acac625075c688d27

SHA512
fc1b96306acff6857075319ffd40051f317feedee62da4cab982ecff29c26d152c9703d44ef66962748e1ec06b777773fb40920f60ebcf5f2474d03f285fbe63

Download Submit
memory/1440-1-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/1440-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1440-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1440-4-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download