876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2

Analysis

max time kernel
147s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2023, 10:50

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2.exe
Size

4.2MB
MD5

0813d5f211a6630fddbf1781a6a63fd3
SHA1

9ac99d51b6566062bdf1388f3a5888ebbf93094a
SHA256

876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2
SHA512

b2ac49d0577453f42f58578f6d195c2991baaeca6a1ccdcce9ea01dd30c243581e729da39cd457f67721dc2b8dd665cd23e9fe8227ddfe2080f6312cb9276705
SSDEEP

98304:qcPOrH3y3MUAYsIdGjBMDIlT6BQAYJ4GBsomIhylpYmoh:qmMk0jq0AIJ4r76IiFh

Score

6^/10

bootkit persistence

Malware Config

Signatures

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	876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4380	876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1812	4380	WerFault.exe	85

C:\Users\Admin\AppData\Local\Temp\876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2.exe
"C:\Users\Admin\AppData\Local\Temp\876439546a245e645e0ca86ce787534e2ee210a413c071e4c19d2ef6507fb6b2.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4380
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4380 -s 264
  2⤵
  - Program crash
  PID:1812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4380 -ip 4380
1⤵
PID:1592

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4380-0-0x0000000000400000-0x0000000000A8B000-memory.dmp

Filesize
6.5MB

Download
memory/4380-1-0x00000000027A0000-0x0000000002873000-memory.dmp

Filesize
844KB

Download
memory/4380-2-0x0000000000400000-0x0000000000A8B000-memory.dmp

Filesize
6.5MB

Download
memory/4380-3-0x00000000027A0000-0x0000000002873000-memory.dmp

Filesize
844KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads