a0d3bf22c57e9ea31bb64e7e3c27b70507eecc6b22038236b0ed3ddbc62beca6

Analysis

max time kernel
111s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20-04-2024 19:02

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General

Target

fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
Size

221KB
MD5

fd6cc31d1ad52a85cdc925b870cfe12a
SHA1

f64bac4901e8c6e1d96437e8f904bc668bdb5543
SHA256

a0d3bf22c57e9ea31bb64e7e3c27b70507eecc6b22038236b0ed3ddbc62beca6
SHA512

31979be2a56b18bd81d8bcd906e9c68e6162643f749bccc062c8ea4da8f77d34bd236ca09e5b823aaa1e718243bc68ee41cd294eba3fc050df1b4d4649328fcf
SSDEEP

6144:S/ASwT5lCgLDmox0pGCafImUeu7O7fEyeCzy4OD:S/AjRqoDCOIjeYO7cyNVOD

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2336-0-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/2336-1-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/2336-3-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/2336-5-0x0000000000400000-0x0000000000485000-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

Processes:

fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe

description	ioc	process
File opened (read-only)	\??\s:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\t:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\v:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\w:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\x:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\z:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\e:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\h:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\i:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\j:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\k:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\l:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\o:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\g:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\p:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\r:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\m:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\n:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\q:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\u:	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
File opened (read-only)	\??\y:	fd6cc31d1ad52a85cdc925b870cfe12a_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

Processes:

fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe

description ioc process

File opened for modification \??\PhysicalDrive0 fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd6cc31d1ad52a85cdc925b870cfe12a_JaffaCakes118.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:2336

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2336-0-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2336-1-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2336-3-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2336-5-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download