5803c25f468aba7ed1d15e52df48ba230fa5fe6c41451d3dd38c3c99f6b17885

General

Target

ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
Size

200KB
MD5

ba56da6f1615502c9839b1ee95fb504a
SHA1

c620a25d8119032643f2a069ae1eeb9116059c59
SHA256

5803c25f468aba7ed1d15e52df48ba230fa5fe6c41451d3dd38c3c99f6b17885
SHA512

f2f6dcc1c9a696d96f35ac9d50baa3541946fee03d43cf7b6aa902d8424e4bc695c54fafa2d12650d02e7b5a0e19bdcc8018651ec2020d059c889ba913edff39
SSDEEP

6144:g7oBtDkJ3abnk6cV+EwmAoBNcX2NOkpwCi21gRQnfRnVIyAm:g78AqbaVcmAo7cGNpwCi+eQZVIk

Score

7^/10

bootkit discovery persistence upx

Malware Config

Signatures

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2052-0-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2052-16-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2052-17-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2052-21-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2052-23-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2052-25-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2052-29-0x0000000000400000-0x0000000000476000-memory.dmp	upx

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\h:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\n:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\r:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\s:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\u:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\v:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\w:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\t:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\e:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\g:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\k:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\m:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\o:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\p:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\q:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\x:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\z:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\i:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\j:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\l:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
File opened (read-only)	\??\y:	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\SAItest.txt	ba56da6f1615502c9839b1ee95fb504a_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	ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ba56da6f1615502c9839b1ee95fb504a_JaffaCakes118.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2052-0-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2052-16-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2052-17-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2052-21-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2052-23-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2052-25-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2052-29-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads