c81b848bbf8b44e396f1eac1378deaa9757593c2d003ecc61d90fe11f256e058

Analysis

max time kernel
2s
max time network
6s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13/07/2024, 08:34

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Reason

Machine shutdown

Report Analysis Logs

General

Target

40f287b6a07e873f15adc7dcd0b09579_JaffaCakes118.exe
Size

116KB
MD5

40f287b6a07e873f15adc7dcd0b09579
SHA1

6c1c2b0de086d9fb9ba6742001eccbe51850e299
SHA256

c81b848bbf8b44e396f1eac1378deaa9757593c2d003ecc61d90fe11f256e058
SHA512

633c95ab9143820465c8852ccd7f9f14743ec93da0511d9155bcc06901932c1830ae43c8e5fb3e3eb57647e729095e66cec561f02b56f43d8756b9d4b8bb7edd
SSDEEP

1536:inbNyoVQ5mo7bVcUV4GZsDMqEuJDvJ8nSTzxPKfo7ykZa8zyu2ELn02Xq2b:aNHVFo7C6sDMqrvanoKwUg02Xq2b

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\yewowci.dll	40f287b6a07e873f15adc7dcd0b09579_JaffaCakes118.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	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\EnableWindowColorization = "218"	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\Themes\History\AutoColor = "0"	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\ColorizationColorBalance = "89"	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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	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\ColorizationGlassAttribute = "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\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4056	40f287b6a07e873f15adc7dcd0b09579_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1468	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\40f287b6a07e873f15adc7dcd0b09579_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\40f287b6a07e873f15adc7dcd0b09579_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4056

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa399e055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1468

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/4056-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4056-1-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download
memory/4056-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4056-4-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download