8f230c2a3ebf74849a8bd48a2ab56d70a392bcd3f800c3f0b76f25cbc1a54c18

Reason

Machine shutdown

General

Target

afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
Size

1020KB
MD5

afd666ff45b59f84fcac9716d18c2a95
SHA1

0868191fddb0c7b639e41ccf9be456072e160d45
SHA256

8f230c2a3ebf74849a8bd48a2ab56d70a392bcd3f800c3f0b76f25cbc1a54c18
SHA512

a3f071c180f5e1afaa634f8fddac547069d900ff36ec98d527751f964f81f5addf29e5da76eeb86ffb16efc54c51420901c1d81d92294074731165a31bb376e7
SSDEEP

24576:saWzUAikUmNdPV11auGvKK9bhQrlAI9cUwMrN8AW2R6q:NW1d911auGvKK9bhQrlB9cON832P

Score

8^/10

defense_evasion discovery persistence upx

Malware Config

Signatures

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 1 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4768-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4768-15-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SMSS = "C:\\Windows\\system32\\Com\\SMSS.EXE"	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe

Indicator Removal: Clear Persistence 1 TTPs 1 IoCs

remove IFEO.

defense_evasion

Clear Persistence

T1070.009

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\xpsystem.exe	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\xpsystem.exe	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Com\SMSS.EXE	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7zG.exe	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	afd666ff45b59f84fcac9716d18c2a95_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	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
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\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\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\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "58"	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\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4768	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4768	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
4768	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
4768	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
4768	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
4768	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
4768	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
4768	afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
1452	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\afd666ff45b59f84fcac9716d18c2a95_JaffaCakes118.exe"
1⤵
- Event Triggered Execution: Image File Execution Options Injection
- Adds Run key to start application
- Indicator Removal: Clear Persistence
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4768

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39ac855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Image File Execution Options Injection

1

T1546.012

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Image File Execution Options Injection

1

T1546.012

Defense Evasion

Indicator Removal

1

T1070

Clear Persistence

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\xpsystem.exe

Filesize
88B

MD5
bcd8edb015ddc9e31e8e1b4657c3df43

SHA1
d320e044bc0ed73e557a885a1a47714b8c85200e

SHA256
37646c67c0e8429e6fbfc56678a20fd311cb48d0cb19bb5097078968f0673f37

SHA512
2a1497b35930c516a0f5bf75be460eff986b08d2ed0331dd702be5533b88198a59a41f39252809ef83b455bcf4d07ab0d9723494e8008a9578d0509a643cd6cc

Download Submit
memory/4768-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4768-15-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads