e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2024, 16:17

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General

Target

e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
Size

216KB
MD5

26ab09e3f91563a2cfce57a17b2fd900
SHA1

2631b2c87acb940ff7a2590a6da2dd00cdf9ea20
SHA256

e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571
SHA512

e0aa67d501d32959552d4bad51faf6ee1b1ea20aa8ac1e4fd7a5f581b9fd0ed614bf8f60c87a4a834281c0e4d3f9440974f481aad5ec05cc8bdbfcb8276d8975
SSDEEP

6144:2fOOBdC1kDAwnp1D8nCl+DKkZVd2pqrGEMVC:2mkA10Tl+KkUpqrGEoC

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

description	ioc	Process
File opened (read-only)	\??\m:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\n:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\s:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\v:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\y:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\z:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\g:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\h:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\t:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\u:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\j:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\r:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\o:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\p:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\w:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\e:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\l:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\q:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\x:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\i:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
File opened (read-only)	\??\k:	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.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	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4852-0-0x0000000000400000-0x0000000000484000-memory.dmp	upx
behavioral2/memory/4852-1-0x0000000000400000-0x0000000000484000-memory.dmp	upx
behavioral2/memory/4852-2-0x0000000000400000-0x0000000000484000-memory.dmp	upx
behavioral2/memory/4852-3-0x0000000000400000-0x0000000000484000-memory.dmp	upx
behavioral2/memory/4852-5-0x0000000000400000-0x0000000000484000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe

C:\Users\Admin\AppData\Local\Temp\e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe
"C:\Users\Admin\AppData\Local\Temp\e538231d370125835d41a197ed9693d04bb2a4c0e03e0173ca932d81ea835571N.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
PID:4852

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

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Downloads

memory/4852-0-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/4852-1-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/4852-2-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/4852-3-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/4852-5-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads