41a350f01107b9759552630130aaabe7d913238b9855183996f18c554725522f

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
15-07-2024 22:43

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General

Target

4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
Size

202KB
MD5

4bb9f080262fc5eb2480704ce3847bbd
SHA1

d33d281433040d2dd2f4daa29a70f56cd9b3dbd5
SHA256

41a350f01107b9759552630130aaabe7d913238b9855183996f18c554725522f
SHA512

1eb48f712a6d1d02543b5658e8fcbf58f815612dd49f4ac07f6538c0f88a64cadae1d4bafb93494aec80713f9c207aa2485f83acd4cfe18965494ea7b82fede0
SSDEEP

6144:i0YhjwuTT396HSjGT7UZ5SPzcxt49cUMfm:YhjfTTHBkc48m

Score

7^/10

bootkit 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/2336-0-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2336-15-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2336-16-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2336-19-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2336-23-0x0000000000400000-0x0000000000477000-memory.dmp	upx
behavioral1/memory/2336-26-0x0000000000400000-0x0000000000477000-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)	\??\q:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\r:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\t:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\w:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\k:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\m:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\i:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\j:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\s:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\y:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\g:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\h:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\e:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\l:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\p:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\u:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\v:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\x:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\z:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\n:	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
File opened (read-only)	\??\o:	4bb9f080262fc5eb2480704ce3847bbd_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	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\SAItest.txt	4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4bb9f080262fc5eb2480704ce3847bbd_JaffaCakes118.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
PID:2336

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2336-0-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2336-15-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2336-16-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2336-19-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2336-23-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2336-26-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads