f52b6bad5396d20e6c8cfecd9f245c8f2316892704a495a7a879876511191bec

Analysis

max time kernel
95s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2024 11:48

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General

Target

b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
Size

534KB
MD5

b1092ebe959610d9690999aedeeb61fc
SHA1

c979dd4cfd880d17737eaa6f2328eb010b664761
SHA256

f52b6bad5396d20e6c8cfecd9f245c8f2316892704a495a7a879876511191bec
SHA512

6e48d76b73a61a202a2d3520fab993fba1c2879d07c3a4e8796d33e4eec469b74034dc2a76685256d0ac2f9513731d505cd3f5564636161390f39da199f2ebf0
SSDEEP

12288:2urx5lZb/EetEmLlfeNcUhs18pnFHCNdJT:2AnFonhs1unF8

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

Processes:

b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe

description	ioc	Process
File opened (read-only)	\??\s:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\y:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\g:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\j:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\n:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\q:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\x:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\z:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\i:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\o:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\t:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\v:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\w:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\e:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\l:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\p:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\r:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\h:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\k:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\m:	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
File opened (read-only)	\??\u:	b1092ebe959610d9690999aedeeb61fc_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:

b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/548-0-0x0000000000400000-0x0000000000486000-memory.dmp	upx
behavioral2/memory/548-1-0x0000000000400000-0x0000000000486000-memory.dmp	upx
behavioral2/memory/548-2-0x0000000000400000-0x0000000000486000-memory.dmp	upx

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

Processes:

b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b1092ebe959610d9690999aedeeb61fc_JaffaCakes118.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
PID:548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/548-0-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/548-1-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/548-2-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download