965eb0645949865f8e48f8b6a2c774b0b048f694c5de05c2c75fdcf7b2a7f645

General

Target

95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
Size

202KB
MD5

95b67a6cc0c5a134e6912c3fdc46ed0e
SHA1

caf9f7149d79ffffb5da43c658ca4ab85aec2375
SHA256

965eb0645949865f8e48f8b6a2c774b0b048f694c5de05c2c75fdcf7b2a7f645
SHA512

54ac62075055a96fac35fe7794be5ec7f2758146dbe98b179222f0d0ed0e8e4cd4fea455582667cfc4944d3c873ce7c181b83485bf92fb739f390996db661b18
SSDEEP

6144:N0YhjwuTT396HSjGT7UZ5SPzcxt4iyiHJI:vhjfTTHBkc4RsJI

Score

7^/10

bootkit discovery persistence upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2432-0-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2432-17-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2432-23-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2432-24-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2432-27-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2432-29-0x0000000000400000-0x0000000000477000-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:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\m:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\r:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\u:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\x:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\e:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\g:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\i:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\q:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\s:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\w:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\j:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\k:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\o:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\v:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\l:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\n:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\p:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\t:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\y:	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
File opened (read-only)	\??\z:	95b67a6cc0c5a134e6912c3fdc46ed0e_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	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\SAItest.txt	95b67a6cc0c5a134e6912c3fdc46ed0e_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	95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\95b67a6cc0c5a134e6912c3fdc46ed0e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\95b67a6cc0c5a134e6912c3fdc46ed0e_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:2432

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2432-0-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2432-17-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2432-23-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2432-24-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2432-27-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2432-29-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads