507462d586444bb57dfc8a7962a018c30891855e1187f79472eb87bacd346389

Analysis

max time kernel
135s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
13-06-2023 16:51

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General

Target

Aws.exe
Size

717KB
MD5

8f903f5e72c2e75be929ba9387eca6e0
SHA1

35f72f4c3cd30b4edcbefdcfa1e6eb4005c9dbab
SHA256

507462d586444bb57dfc8a7962a018c30891855e1187f79472eb87bacd346389
SHA512

ce8c33dda613d79ecdcb2e8483f541deeb6d6e57f070ab128600369bf506c2c466385a015ce8b2d3209e5b470edf6b604cfed3fd99efe5ac5b5b42aa38b524ce
SSDEEP

12288:EAjq4FpXdEQVyDLYRx1DOkl4vF4iPlAVrV2nc9dnbPk41C5DJsJNQ:7+mXmtLYRKkI4ilAV0nIRbkhJ3

Score

6^/10

bootkit persistence

Malware Config

Signatures

Enumerates connected drives 3 TTPs 24 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:

Aws.exe

description	ioc	process
File opened (read-only)	\??\l:	Aws.exe
File opened (read-only)	\??\q:	Aws.exe
File opened (read-only)	\??\r:	Aws.exe
File opened (read-only)	\??\t:	Aws.exe
File opened (read-only)	\??\w:	Aws.exe
File opened (read-only)	\??\x:	Aws.exe
File opened (read-only)	\??\i:	Aws.exe
File opened (read-only)	\??\p:	Aws.exe
File opened (read-only)	\??\s:	Aws.exe
File opened (read-only)	\??\z:	Aws.exe
File opened (read-only)	\??\b:	Aws.exe
File opened (read-only)	\??\j:	Aws.exe
File opened (read-only)	\??\k:	Aws.exe
File opened (read-only)	\??\o:	Aws.exe
File opened (read-only)	\??\u:	Aws.exe
File opened (read-only)	\??\v:	Aws.exe
File opened (read-only)	\??\a:	Aws.exe
File opened (read-only)	\??\e:	Aws.exe
File opened (read-only)	\??\f:	Aws.exe
File opened (read-only)	\??\g:	Aws.exe
File opened (read-only)	\??\h:	Aws.exe
File opened (read-only)	\??\m:	Aws.exe
File opened (read-only)	\??\n:	Aws.exe
File opened (read-only)	\??\y:	Aws.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
T1067

Processes:

Aws.exe

description ioc process

File opened for modification \??\PhysicalDrive0 Aws.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Aws.exe

pid process

2516 Aws.exe
2516 Aws.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

Aws.exe

pid process

2516 Aws.exe
2516 Aws.exe

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

pid	process
2516	Aws.exe
2516	Aws.exe

pid	process
2516	Aws.exe
2516	Aws.exe

C:\Users\Admin\AppData\Local\Temp\Aws.exe
"C:\Users\Admin\AppData\Local\Temp\Aws.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2516

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2516-133-0x0000000000400000-0x000000000059E000-memory.dmp

Filesize
1.6MB

Download
memory/2516-135-0x0000000000400000-0x000000000059E000-memory.dmp

Filesize
1.6MB

Download