b9544812c3d46c8e17f7002288b3fe9898e326f6a273b4df799cc9fff38e0e50

Analysis

max time kernel
0s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 05:25

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General

Target

29f0bae921196d355ebb421bc3e3a5f1.exe
Size

328KB
MD5

29f0bae921196d355ebb421bc3e3a5f1
SHA1

c0087b43ad5be59628de167f416dc237c4b5084a
SHA256

b9544812c3d46c8e17f7002288b3fe9898e326f6a273b4df799cc9fff38e0e50
SHA512

d5e5b05addcc76e0408fecb8c0ce40aecc4955b3f9bf5f0152d088b35886814b93bf2ae3917c77f7375bbcbc9e376f7883f7db57dd0c8f5cc1534ccab8361aaf
SSDEEP

6144:xcMedZ3FTDSm9PXfrtVNgzSdVr3gRGPKuSUzzBhp3V+iqB7/kHsQZY:u9Z3FTDx9PP51T3dPNzDplrqa5Y

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

resource	yara_rule
behavioral2/memory/2008-0-0x0000000000400000-0x00000000004BC000-memory.dmp	upx
behavioral2/memory/2008-11-0x0000000000400000-0x00000000004BC000-memory.dmp	upx
behavioral2/memory/2008-12-0x0000000000400000-0x00000000004BC000-memory.dmp	upx
behavioral2/memory/2008-17-0x0000000000400000-0x00000000004BC000-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)	\??\v:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\z:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\j:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\q:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\m:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\r:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\u:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\y:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\e:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\h:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\w:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\x:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\n:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\s:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\k:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\l:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\o:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\p:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\t:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\g:	29f0bae921196d355ebb421bc3e3a5f1.exe
File opened (read-only)	\??\i:	29f0bae921196d355ebb421bc3e3a5f1.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	29f0bae921196d355ebb421bc3e3a5f1.exe

C:\Users\Admin\AppData\Local\Temp\29f0bae921196d355ebb421bc3e3a5f1.exe
"C:\Users\Admin\AppData\Local\Temp\29f0bae921196d355ebb421bc3e3a5f1.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:2008

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/2008-0-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2008-11-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2008-12-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2008-17-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads