c0e0b598decbd34d82a9c5d6c6b1850d00a586dea2649c8932988fbf49af4c00

Analysis

max time kernel
3s
max time network
4s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16/07/2024, 08:53

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Reason

Machine shutdown

Report Analysis Logs

General

Target

4d9c540ad26ae9680dc6b0561dfd0710_JaffaCakes118.exe
Size

92KB
MD5

4d9c540ad26ae9680dc6b0561dfd0710
SHA1

df09f79bd739211a8a798f4300eabae69c59e133
SHA256

c0e0b598decbd34d82a9c5d6c6b1850d00a586dea2649c8932988fbf49af4c00
SHA512

c8b85d758f7ca3214c7b1ca5104d055dcbc3ddb9e66397ae00dd67206dde2a0c2d0505b8d4acd584809aa1f56d55a7410fb07d9cf08fe0dbc89e16c40e79fe4e
SSDEEP

1536:QpyDaxqRJaR84m/O8yJcDrFpyTVByoxMWNLzMo:uO+YaRrmryxB/xxlzMo

Score

8^/10

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\ycxiqni.dll	4d9c540ad26ae9680dc6b0561dfd0710_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\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	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\AccentColorMenu = "4292311040"	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\ColorizationColorBalance = "89"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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\ColorizationAfterglowBalance = "10"	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\EnableWindowColorization = "5"	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\ColorizationAfterglow = "3288365271"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4380	4d9c540ad26ae9680dc6b0561dfd0710_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2580	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\4d9c540ad26ae9680dc6b0561dfd0710_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4d9c540ad26ae9680dc6b0561dfd0710_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4380

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39ab855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2580

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4380-0-0x0000000001000000-0x0000000001018000-memory.dmp

Filesize
96KB

Download
memory/4380-1-0x0000000001001000-0x0000000001002000-memory.dmp

Filesize
4KB

Download
memory/4380-2-0x0000000001000000-0x0000000001018000-memory.dmp

Filesize
96KB

Download
memory/4380-3-0x0000000001000000-0x0000000001018000-memory.dmp

Filesize
96KB

Download