84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66

General

Target

84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
Size

10.9MB
MD5

2ac4f30e0e20fcae3c84548e1979c8ac
SHA1

aae73f8b63ac2389e77c8583b70a839aa1523dc2
SHA256

84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66
SHA512

f7275a9ab7007f1453f08518db9d24ad95c762ee3b93c531f39f0c6819085735ad0f726b98897d882e20bf3e30b4c09263aeb0632dec511956395078e3100a92
SSDEEP

196608:+4OLAJV/K2bKbGJp1wus8n5xoMm/hXE78ULgzxk+xr5f:+4Fim9wWbdTIUChd

Score

9^/10

bootkit oss_ak persistence upx

Malware Config

Signatures

detect oss ak 9 IoCs

oss ak information detected.

oss_ak

Processes:

resource	yara_rule
behavioral1/memory/2264-35-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2264-80-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2264-81-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2264-82-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2264-83-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2264-84-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2264-85-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2264-86-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff
behavioral1/memory/2264-88-0x0000000000400000-0x0000000000F5E000-memory.dmp	detect_ak_stuff

UPX packed file 15 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2264-37-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-45-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-63-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-61-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-59-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-57-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-56-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-53-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-51-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-49-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-47-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-43-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-41-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-40-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2264-38-0x0000000010000000-0x000000001003E000-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
T1542.003

Processes:

84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe

description ioc process

File opened for modification \??\PhysicalDrive0 84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe

pid process

2264 84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe

pid	process
2264	84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
2264	84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
2264	84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe

pid	process
2264	84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
2264	84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
2264	84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
2264	84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe

C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe
"C:\Users\Admin\AppData\Local\Temp\84dd4b7747d83f5cd5357dbec4d328f0cfe5b9b47652ad099cbceee24df58a66.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2264

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2264-29-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2264-34-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2264-32-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2264-30-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/2264-27-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2264-24-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2264-22-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2264-19-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2264-17-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2264-14-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2264-12-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2264-9-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2264-35-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download
memory/2264-7-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2264-5-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2264-4-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2264-2-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2264-0-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2264-36-0x000000000092A000-0x0000000000D5A000-memory.dmp

Filesize
4.2MB

Download
memory/2264-37-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-45-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-63-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-61-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-59-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-57-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-56-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-53-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-51-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-49-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-47-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-43-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-41-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-40-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-38-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2264-80-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download
memory/2264-81-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download
memory/2264-82-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download
memory/2264-83-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download
memory/2264-84-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download
memory/2264-85-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download
memory/2264-86-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download
memory/2264-87-0x000000000092A000-0x0000000000D5A000-memory.dmp

Filesize
4.2MB

Download
memory/2264-88-0x0000000000400000-0x0000000000F5E000-memory.dmp

Filesize
11.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads