b9f61864a76ff0e248e24440de675bb207faaf0ee6cc282d97d16f74d818af43

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
04-07-2024 22:12

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General

Target

266a099080a39147a6680177adcf7441_JaffaCakes118.exe
Size

51KB
MD5

266a099080a39147a6680177adcf7441
SHA1

0e68c3c41b0c262eb3af42eab393d7ac55f7fa28
SHA256

b9f61864a76ff0e248e24440de675bb207faaf0ee6cc282d97d16f74d818af43
SHA512

12fbc0ed940f8d7022518eba98052e1eff632f460a1725efb794d1c7d432311e7fd21b891c5c5f075c09f4465b421264f2809708ffeb173081f44d417b67bbb8
SSDEEP

768:omvThTcH4uSzRVzs6Vzx59KLSPgqaa18DL3aGwertQrH:Phsf6BvQLSYJv3aGwertS

Score

8^/10

evasion persistence upx

Malware Config

Signatures

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	266a099080a39147a6680177adcf7441_JaffaCakes118.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Spooler\ImagePath	266a099080a39147a6680177adcf7441_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1012-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/1012-10-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File created	C:\Windows\SysWOW64\Autorun.inf	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Autorun.inf	266a099080a39147a6680177adcf7441_JaffaCakes118.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\wordicon.ico	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Autorun.inf	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Autorun.inf	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\folder.htt	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\kspoold.exe	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dllcache\miyabi.exe	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Desktop.ini	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Desktop.ini	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Check.exe	266a099080a39147a6680177adcf7441_JaffaCakes118.exe

Modifies registry class 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Word.Document.8\DefaultIcon\ = "C:\\windows\\SysWow64\\wordicon.ico,0"	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00020906-0000-0000-C000-000000000046}\DefaultIcon\ = "C:\\windows\\SysWow64\\wordicon.ico,0"	266a099080a39147a6680177adcf7441_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Word.RTF.8\DefaultIcon\ = "C:\\windows\\SysWow64\\wordicon.ico,0"	266a099080a39147a6680177adcf7441_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1012	266a099080a39147a6680177adcf7441_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\266a099080a39147a6680177adcf7441_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\266a099080a39147a6680177adcf7441_JaffaCakes118.exe"
1⤵
- Disables RegEdit via registry modification
- Sets service image path in registry
- Drops autorun.inf file
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Replication Through Removable Media

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1012-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

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memory/1012-10-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads