d003892f0eaab4851ab2e8c5c0c0eb7c0578eb47681ae46cf5a6b6e4d3ff1665

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24/12/2023, 23:26

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General

Target

1975b30f7b744be3fb2893d4664d6b16.exe
Size

203KB
MD5

1975b30f7b744be3fb2893d4664d6b16
SHA1

e084fb2b3e546f53c4e005fbadc2b79976a59213
SHA256

d003892f0eaab4851ab2e8c5c0c0eb7c0578eb47681ae46cf5a6b6e4d3ff1665
SHA512

5d5835bdaf4db70d8b9d08b470461f23b1f303950c66f6d332fd172ab4524950ebeab9b81c789bd48f315c60c18e05dd6a3d954df9582b0359891ab59b81f535
SSDEEP

6144:chUFT6hioy8QKcsHGfsIiQ7boFHWip7nSzv+OwS:oUFT6hiTiQ/oFHWiRncpJ

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
behavioral1/memory/2612-0-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2612-17-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2612-23-0x0000000000400000-0x0000000000476000-memory.dmp	upx
behavioral1/memory/2612-24-0x0000000000400000-0x0000000000476000-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:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\v:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\e:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\m:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\o:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\g:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\l:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\n:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\r:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\u:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\w:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\y:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\h:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\j:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\p:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\s:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\t:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\x:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\z:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\i:	1975b30f7b744be3fb2893d4664d6b16.exe
File opened (read-only)	\??\k:	1975b30f7b744be3fb2893d4664d6b16.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	1975b30f7b744be3fb2893d4664d6b16.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\SAItest.txt	1975b30f7b744be3fb2893d4664d6b16.exe

C:\Users\Admin\AppData\Local\Temp\1975b30f7b744be3fb2893d4664d6b16.exe
"C:\Users\Admin\AppData\Local\Temp\1975b30f7b744be3fb2893d4664d6b16.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
PID:2612

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/2612-0-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2612-17-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2612-23-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/2612-24-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads