30660994246b21c88a43359815f1d9ea972228ed56660b5e6f3215cab62fb926

General

Target

սʬͻV1108/NZSGFZ V1031/սʬͻ2.exe
Size

769KB
MD5

8354feb38f8f6db5d3ae96570a80cd99
SHA1

9689fa9595d3753c266f54ab4ae3bfa6c6c949ac
SHA256

06d5d50419daa4dca974cf52b5ca051664ec9ab4800f45e8b3185b2acdb5bccb
SHA512

2f37fb0df19141f2faa0e23692530139706e83d928b7fdc67924ee970c9d58eb9a7fbbd192f36ab93ab1e9f1215f3ad547bdfa9092ae907541a53e2611b0bb5d
SSDEEP

12288:qEToiSxW7e7RJlM9KX5qce1F5RgOsguxrd6Iu93w9up+IRXURelNZi+uesixqxOP:q3b0itXMKWRD1uqv3ywYeluAAOzNjoW

Score

8^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 27 IoCs

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

upx

Processes:

resource	yara_rule
behavioral3/memory/1340-55-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-56-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-57-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-59-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-61-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-63-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-65-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-71-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-75-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-81-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-83-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-79-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-85-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-87-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-93-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-97-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-95-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-91-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-89-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-77-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-73-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-69-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-67-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-98-0x0000000000400000-0x0000000000CA0000-memory.dmp	upx
behavioral3/memory/1340-99-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral3/memory/1340-100-0x0000000000400000-0x0000000000CA0000-memory.dmp	upx
behavioral3/memory/1340-101-0x0000000010000000-0x000000001003E000-memory.dmp	upx

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
T1067

Processes:

սʬͻ2.exe

description ioc process

File opened for modification \??\PhysicalDrive0 սʬͻ2.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	սʬͻ2.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

սʬͻ2.exe

description	pid	process
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe
Token: 33	1340	սʬͻ2.exe
Token: SeIncBasePriorityPrivilege	1340	սʬͻ2.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

սʬͻ2.exe

pid	process
1340	սʬͻ2.exe
1340	սʬͻ2.exe
1340	սʬͻ2.exe
1340	սʬͻ2.exe

C:\Users\Admin\AppData\Local\Temp\սʬͻV1108\NZSGFZ V1031\սʬͻ2.exe
"C:\Users\Admin\AppData\Local\Temp\սʬͻV1108\NZSGFZ V1031\սʬͻ2.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1340

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1340-54-0x00000000758B1000-0x00000000758B3000-memory.dmp

Filesize
8KB

Download
memory/1340-55-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-56-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-57-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-59-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-61-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-63-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-65-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-71-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-75-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-81-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-83-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-79-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-85-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-87-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-93-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-97-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-95-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-91-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-89-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-77-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-73-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-69-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-67-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-98-0x0000000000400000-0x0000000000CA0000-memory.dmp

Filesize
8.6MB

Download
memory/1340-99-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/1340-100-0x0000000000400000-0x0000000000CA0000-memory.dmp

Filesize
8.6MB

Download
memory/1340-101-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads