6797b6899d0e2d132e7b6cafc7aa0bc1a6e982de0551df50ea2235a3bae5368a

General

Target
506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
Size 200KB
Sample241017-dcfrmascnn
SHA256 6797b6899d0e2d132e7b6cafc7aa0bc1a6e982de0551df50ea2235a3bae5368a
MD5 506be690d997bb40952e2878a8b7e29d
SHA1 1c44bc6c560216e3f0371d51eca1f1215c11e413
SHA512 c7429e623b45567bd0a0dbfe997d6a20bc89036f5d078149c5c6aa16aa08e344a7e8a728e18438bae342923f6f26c07826e1639eaf7e2cfbb5cfc0010d1d65e7
SSDEEP 6144:B7oBtDkJ3abnk6cV+EwmAoBNcX2NOkpwCi21gRQnfRyJE7mJszT:B78AqbaVcmAo7cGNpwCi+eQZN7uszT
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

bootkit discovery persistence upx

Malware Config

Signatures

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)	\??\v:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\z:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\l:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\p:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\q:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\i:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\y:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\j:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\k:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\m:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\n:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\r:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\e:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\g:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\h:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\w:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\s:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\t:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\u:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\o:	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
File opened (read-only)	\??\x:	506be690d997bb40952e2878a8b7e29d_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	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1608-0-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/1608-17-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/1608-18-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/1608-23-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/1608-24-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/1608-25-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/1608-29-0x0000000000400000-0x0000000000476000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\SAItest.txt	506be690d997bb40952e2878a8b7e29d_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	506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\506be690d997bb40952e2878a8b7e29d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\506be690d997bb40952e2878a8b7e29d_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:1608