vidar | ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef

General

Target

ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe
Size

2.6MB
MD5

d808bae5b85d49654587fa97cadc1e5b
SHA1

838e8ee580d085e54dcf5ddbcec79bda83cddd87
SHA256

ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef
SHA512

c77fc79a98fc06c1845fb761d5bc1da4783c7ee9d7ea837eaa42cda3eaf2c0f5a6f26919eaeeef3f993b59d14998a340b2add356c78a22d4921d34d5f5d06ecb
SSDEEP

49152:NIDEtii6PzF4SipOgNnEciBWm4tjMw2E5a2QLImDK0lOQfi/xggs:uDbU1ZIBWmEjlVkBMmm0lDnp

Score

10^/10

vidar 1120 evasion stealer trojan

Malware Config

Extracted

Family

vidar

Version

52.1

Botnet

1120

C2

https://t.me/verstappenf1r

https://climatejustice.social/@ronxik312

Attributes

profile_id
1120

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

Processes:

ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

Vidar Stealer 10 IoCs

stealer

Processes:

resource	yara_rule
behavioral2/memory/3476-20-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-21-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-22-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-23-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-24-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-25-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-26-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-27-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-33-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar
behavioral2/memory/3476-62-0x0000000000C50000-0x0000000001149000-memory.dmp	family_vidar

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

Processes:

ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

pid process

3476 ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

pid	process
3476	ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe
3476	ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe

C:\Users\Admin\AppData\Local\Temp\ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.exe
"C:\Users\Admin\AppData\Local\Temp\ef3b79e8771cd00c61c30593668be56ed74eade79910ae72a504dd571ba9b8ef.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:3476

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3476-0-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-1-0x00000000033C0000-0x0000000003402000-memory.dmp

Filesize
264KB

Download
memory/3476-3-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-6-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-5-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-9-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-8-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-12-0x00000000760C0000-0x0000000076312000-memory.dmp

Filesize
2.3MB

Download
memory/3476-13-0x00000000754A0000-0x000000007572B000-memory.dmp

Filesize
2.5MB

Download
memory/3476-14-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-11-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-15-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-10-0x0000000003410000-0x0000000003411000-memory.dmp

Filesize
4KB

Download
memory/3476-16-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-17-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-18-0x00000000775C6000-0x00000000775C8000-memory.dmp

Filesize
8KB

Download
memory/3476-19-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-20-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-21-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-22-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-23-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-24-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-25-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-26-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-27-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-28-0x00000000760C0000-0x0000000076312000-memory.dmp

Filesize
2.3MB

Download
memory/3476-29-0x0000000075380000-0x00000000753A2000-memory.dmp

Filesize
136KB

Download
memory/3476-30-0x00000000753D0000-0x0000000075492000-memory.dmp

Filesize
776KB

Download
memory/3476-31-0x0000000074EA0000-0x000000007500B000-memory.dmp

Filesize
1.4MB

Download
memory/3476-32-0x00000000754A0000-0x000000007572B000-memory.dmp

Filesize
2.5MB

Download
memory/3476-33-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-34-0x00000000033C0000-0x0000000003402000-memory.dmp

Filesize
264KB

Download
memory/3476-36-0x00000000760C0000-0x0000000076312000-memory.dmp

Filesize
2.3MB

Download
memory/3476-38-0x00000000753D0000-0x0000000075492000-memory.dmp

Filesize
776KB

Download
memory/3476-48-0x00000000760C0000-0x0000000076312000-memory.dmp

Filesize
2.3MB

Download
memory/3476-50-0x00000000753D0000-0x0000000075492000-memory.dmp

Filesize
776KB

Download
memory/3476-62-0x0000000000C50000-0x0000000001149000-memory.dmp

Filesize
5.0MB

Download
memory/3476-63-0x00000000760C0000-0x0000000076312000-memory.dmp

Filesize
2.3MB

Download
memory/3476-65-0x00000000753D0000-0x0000000075492000-memory.dmp

Filesize
776KB

Download
memory/3476-71-0x00000000760C0000-0x0000000076312000-memory.dmp

Filesize
2.3MB

Download
memory/3476-73-0x00000000753D0000-0x0000000075492000-memory.dmp

Filesize
776KB

Download
memory/3476-91-0x00000000754A0000-0x000000007572B000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads