2305d1a6a927ed3fb8064b79cfd012eb296b27f8f65bf0a8ae7927ad42e865b3

General

Target

8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Size

3.4MB
MD5

8c588b3c6022b02d344cf70fea457e90
SHA1

8b38df6380cea47c3b64c4eb5bb83b7fd520c0b8
SHA256

2305d1a6a927ed3fb8064b79cfd012eb296b27f8f65bf0a8ae7927ad42e865b3
SHA512

51b7aa81a353b68d849832b16306aa845b85d5747f2ee80507eac41265c8bc9e744faeaf9a535921b3c8faf7a6ec9bd642ac6186680f06db18033962317a924f
SSDEEP

98304:xFaCrztb9uSEQAxt6zQ8KRNpVidVF37eGi49MEbF:hrpbrKLRN3gveGv9MER

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2988-0-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-13-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-14-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-15-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-18-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-19-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-20-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-21-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-23-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-24-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-25-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-26-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-27-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-28-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-29-0x0000000000400000-0x0000000000A43000-memory.dmp	upx
behavioral1/memory/2988-30-0x0000000000400000-0x0000000000A43000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.DynamicNS\Clsid	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\ProgID	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe"	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\ = "DynamicNS"	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\LocalServer32	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.DynamicNS	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.DynamicNS\ = "DynamicNS"	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.DynamicNS\Clsid\ = "{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}"	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}\ProgID\ = "8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.DynamicNS"	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C379EAD1-CB34-4B09-AF6B-7E587F8BCD80}	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2988	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2988	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
2988	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
2988	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
2988	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
2988	8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8c588b3c6022b02d344cf70fea457e90_JaffaCakes118.exe"
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2988-0-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-1-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2988-2-0x0000000002900000-0x0000000002910000-memory.dmp

Filesize
64KB

Download
memory/2988-13-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-14-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-15-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-16-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2988-17-0x0000000002900000-0x0000000002910000-memory.dmp

Filesize
64KB

Download
memory/2988-18-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-19-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-20-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-21-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-23-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-24-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-25-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-26-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-27-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-28-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-29-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/2988-30-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download

Analysis

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