72dc5e02f04501bffb4025aa4e82f364e8e876e7b57a3f9783bc514041759498

Analysis

max time kernel
4s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26-12-2023 10:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

692db7caac6126643a890a3907e0c814.exe
Size

341KB
MD5

692db7caac6126643a890a3907e0c814
SHA1

55d7981c9a1498efdeda5d3fdf05d47ddfb1de97
SHA256

72dc5e02f04501bffb4025aa4e82f364e8e876e7b57a3f9783bc514041759498
SHA512

0b060a445e129504fc0045858fe5eab4063a8014d6a5f93705ea57c4a3da89082e80ec0bd41550302df22ae6964ceceaff64554edf9fc7d902196295fd3cc272
SSDEEP

6144:QfZ/nwzIhoZib9i0ju9BKVoEZUWv2cQb4c5hhlxZZeSKVKAVjb6ggqQZG:QfpPOZiBiq3zxv2lThlxTedbj2gg0

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1104-0-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral1/memory/1104-56-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral1/memory/1104-57-0x0000000000400000-0x00000000004BF000-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)	\??\j:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\k:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\o:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\x:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\y:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\z:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\g:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\l:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\p:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\t:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\u:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\i:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\m:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\n:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\r:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\e:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\q:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\s:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\v:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\w:	692db7caac6126643a890a3907e0c814.exe
File opened (read-only)	\??\h:	692db7caac6126643a890a3907e0c814.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	692db7caac6126643a890a3907e0c814.exe

C:\Users\Admin\AppData\Local\Temp\692db7caac6126643a890a3907e0c814.exe
"C:\Users\Admin\AppData\Local\Temp\692db7caac6126643a890a3907e0c814.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:1104

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Cab4913.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4955.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/1104-0-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/1104-56-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/1104-57-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads