vidar | c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e

Analysis

max time kernel
203s
max time network
210s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
31-07-2022 06:55

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General

Target

c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe
Size

789KB
MD5

307c5b34037919495eb43810e867c16a
SHA1

479ee357e4ea9430df252430a310f92d22e2a0a9
SHA256

c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e
SHA512

7c7676e84df3ef63005f1e0b4239456aa000b7f0721310073b89b9abc6347a30a771d45d95c9479f920b332a029e0083a2038efb31eb3d89d15051cea6aff4f2

Score

10^/10

vidar 517 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

14.8

Botnet

517

http://qubert.org/

Attributes

profile_id
517

Signatures

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

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/540-57-0x0000000000350000-0x00000000003DB000-memory.dmp	family_vidar
behavioral1/memory/540-58-0x0000000000400000-0x00000000004EA000-memory.dmp	family_vidar
behavioral1/memory/540-60-0x0000000000350000-0x00000000003DB000-memory.dmp	family_vidar
behavioral1/memory/540-61-0x0000000000400000-0x00000000004EA000-memory.dmp	family_vidar

Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

7 ip-api.com

flow	ioc
7	ip-api.com

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe

pid	process
540	c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe
540	c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe
540	c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe
540	c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe

C:\Users\Admin\AppData\Local\Temp\c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe
"C:\Users\Admin\AppData\Local\Temp\c84f1d6b8acb9807baf2a16dd480f64b307ade9b57b7a2d387a033e85cf5d83e.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:540

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/540-54-0x0000000000594000-0x00000000005EC000-memory.dmp

Filesize
352KB

Download
memory/540-55-0x0000000076291000-0x0000000076293000-memory.dmp

Filesize
8KB

Download
memory/540-57-0x0000000000350000-0x00000000003DB000-memory.dmp

Filesize
556KB

Download
memory/540-56-0x0000000000594000-0x00000000005EC000-memory.dmp

Filesize
352KB

Download
memory/540-58-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/540-59-0x0000000000594000-0x00000000005EC000-memory.dmp

Filesize
352KB

Download
memory/540-60-0x0000000000350000-0x00000000003DB000-memory.dmp

Filesize
556KB

Download
memory/540-61-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download