vidar | 25973e904b1bcfe98a83e2b20e801b8e0781889bc61e238df4066ad7944a2829

Resubmissions

02/12/2022, 04:06

221202-en6ymacb27 10

29/11/2022, 08:17

221129-j625lsbf28 10

28/11/2022, 08:49

221128-krf49sah64 10

24/11/2022, 09:42

221124-lpgtfshe6t 10

Analysis

max time kernel
498s
max time network
600s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24/11/2022, 09:42

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Report Analysis Logs

General

Target

Setup.exe
Size

402.5MB
MD5

067d3c879130afc47174ba47b13e43ac
SHA1

7a904662e1b30d84ef00011d5b5fb41eda3d338e
SHA256

6f82b1cf599c76bc579116a448fc4140b73074593fde03ac4848b55e63486eaf
SHA512

663b0744020e5ef0e8e5f327e98471df6225153e2dadc02eb602461332d462cf1c00189c9179ccd4024b1138dd4cd984f2a43ab81ea4f2db889f9913c8fc34c8
SSDEEP

98304:SdJ+IoM2/A0pVUyCl4wG5VAc8UqsCOyS87SSstVC3aV:SdgIH2/A0pVBEcNQS87SX0aV

Score

10^/10

vidar 1364 evasion stealer trojan

Malware Config

Extracted

Family

vidar

Version

55.8

Botnet

1364

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes

profile_id
1364

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setup.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Setup.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Setup.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
284	Setup.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
284	Setup.exe

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:284

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/284-54-0x0000000076581000-0x0000000076583000-memory.dmp

Filesize
8KB

Download
memory/284-55-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download
memory/284-56-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download
memory/284-57-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download
memory/284-58-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download
memory/284-59-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download
memory/284-60-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download
memory/284-61-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download
memory/284-62-0x0000000077BB0000-0x0000000077D30000-memory.dmp

Filesize
1.5MB

Download
memory/284-63-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download
memory/284-64-0x0000000077BB0000-0x0000000077D30000-memory.dmp

Filesize
1.5MB

Download
memory/284-65-0x0000000000400000-0x0000000000E4E000-memory.dmp

Filesize
10.3MB

Download