a7ea9a935b9b8442edce4029a5a39d1029905e18125dc3e0e1f39e3751915f22

Analysis

max time kernel
122s
max time network
72s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 21:07

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General

Target

Segunda_via_pdf.exe
Size

1.8MB
MD5

68d280c7f54b46d5930f1c0b30964640
SHA1

1881215cc27d91013e75b81e9ff27a60275ad7cd
SHA256

ead64c50ce391fb120c4e0648b8eb1d6c97649c222279b009cb101ac56ef612b
SHA512

d92fceda9ba1da582b041d4e8160584ba232b16d21266e864827d45868122094b2ee1f5adcbc0b83e53c3307cb340781d9eb50e29e886eddc7e8d8a74d3d3957
SSDEEP

49152:dYt5d8HAAeJQs0Nw+MKKGMOLAIF39qFkcAuKBjheTYV:yt5d8HbDNwH3GMuAUNqLZKuU

Score

9^/10

evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Segunda_via_pdf.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Segunda_via_pdf.exe
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Segunda_via_pdf.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Wine Segunda_via_pdf.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Segunda_via_pdf.exe

pid process

1792 Segunda_via_pdf.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Segunda_via_pdf.exe

pid process

1792 Segunda_via_pdf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Segunda_via_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Wine	Segunda_via_pdf.exe

pid	process
1792	Segunda_via_pdf.exe

pid	process
1792	Segunda_via_pdf.exe

C:\Users\Admin\AppData\Local\Temp\Segunda_via_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Segunda_via_pdf.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1792

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1792-54-0x0000000000400000-0x00000000007EE000-memory.dmp

Filesize
3.9MB

Download
memory/1792-55-0x0000000077600000-0x0000000077780000-memory.dmp

Filesize
1.5MB

Download
memory/1792-56-0x0000000076381000-0x0000000076383000-memory.dmp

Filesize
8KB

Download
memory/1792-57-0x0000000000400000-0x00000000007EE000-memory.dmp

Filesize
3.9MB

Download
memory/1792-58-0x0000000077600000-0x0000000077780000-memory.dmp

Filesize
1.5MB

Download
memory/1792-59-0x0000000000400000-0x00000000007EE000-memory.dmp

Filesize
3.9MB

Download
memory/1792-60-0x0000000000400000-0x00000000007EE000-memory.dmp

Filesize
3.9MB

Download
memory/1792-61-0x0000000077600000-0x0000000077780000-memory.dmp

Filesize
1.5MB

Download