519b34613350ae1ccf2deeb1f62d53663a485c0527df2e3b9b434d4bc0424bfc

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
09/01/2024, 06:00

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General

Target

4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
Size

713KB
MD5

4d872ef55f9d9d3d289e9ac7bcc2b2f7
SHA1

6bb6038711d04d5d2401492c2f6c32c3a3ae63da
SHA256

519b34613350ae1ccf2deeb1f62d53663a485c0527df2e3b9b434d4bc0424bfc
SHA512

9a8f62b1c14302487ba862c5c26b5ed75db3fc9172462c1e0632fa3c9d6fb9d87c7230a348521329be50244c2a570b84b48cb3a95e234aa0963c9e890e20bf40
SSDEEP

12288:kxGz3mDUXfy264kSxOxVOidEBRXjIjbGrjdtNNmqfxnM06Mh:k23HHkSxOZdSRPdtvZfhfh

Score

6^/10

bootkit persistence

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)	\??\i:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\o:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\s:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\y:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\g:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\h:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\l:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\n:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\p:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\t:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\z:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\r:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\e:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\j:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\k:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\m:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\q:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\u:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\v:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\w:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
File opened (read-only)	\??\x:	4d872ef55f9d9d3d289e9ac7bcc2b2f7.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	4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe

C:\Users\Admin\AppData\Local\Temp\4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe
"C:\Users\Admin\AppData\Local\Temp\4d872ef55f9d9d3d289e9ac7bcc2b2f7.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:2940

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/2940-0-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads