4fe1a6248dc75e6d34dd12ec663629150f6205bd580c054f139fd0447d31f17e

Analysis

max time kernel
136s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 19:46

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General

Target

8d308d064922814330a8aaa355d9974d.exe
Size

472KB
MD5

8d308d064922814330a8aaa355d9974d
SHA1

4eb03abe567e5d2ca12c5b124fd2f73888d3f3af
SHA256

4fe1a6248dc75e6d34dd12ec663629150f6205bd580c054f139fd0447d31f17e
SHA512

4189878da2cc893551cbc6920fd692b1f5a623db6c13c1932af4a6bd46af208a8618c49d76ddb68f568c47c4e059a8f0059f30c55ea23a671d0956ccbec07cee
SSDEEP

12288:9XrfSVYQy6JYGuglDIa5iPXdpDFhHcQWrBJu:9r7Q3YglDI1PNpHfm6

Score

9^/10

evasion upx

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	8d308d064922814330a8aaa355d9974d.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1776-0-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/1776-13-0x0000000000400000-0x00000000004C5000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1776 set thread context of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3176	516	WerFault.exe	90

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
516	8d308d064922814330a8aaa355d9974d.exe
516	8d308d064922814330a8aaa355d9974d.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90
PID 1776 wrote to memory of 516	1776	8d308d064922814330a8aaa355d9974d.exe	90

C:\Users\Admin\AppData\Local\Temp\8d308d064922814330a8aaa355d9974d.exe
"C:\Users\Admin\AppData\Local\Temp\8d308d064922814330a8aaa355d9974d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1776
- C:\Users\Admin\AppData\Local\Temp\8d308d064922814330a8aaa355d9974d.exe
  C:\Users\Admin\AppData\Local\Temp\8d308d064922814330a8aaa355d9974d.exe
  2⤵
  - Enumerates VirtualBox registry keys
  - Suspicious behavior: EnumeratesProcesses
  PID:516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 516 -s 516
    3⤵
    - Program crash
    PID:3176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 516 -ip 516
1⤵
PID:2924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Software Discovery

T1518

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/516-6-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-10-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-2-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-3-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-4-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-5-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-1-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-8-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-16-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/516-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1776-13-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/1776-0-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download