vidar | 8b20c4f222723037b9df600a444b358820f9aa1e51c8e9553cb5465859f9d325

Analysis

max time kernel
143s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
10-06-2023 05:30

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General

Target

LauncherPC.exe
Size

1007.0MB
MD5

080a33bd628b17bc39189fe5564b1091
SHA1

a91f98f9c8a1aea6f3f780a443cb8a347f6171e8
SHA256

3c3212e6a8feba64fc882bc09c1fc0f857716f9a1e119b580a7dae44a3f47581
SHA512

7266866fd4794e9974c1777cb2c6697f15cb3c67387110b4ea2dcf80389c8289ad0778980244ce58d1ec48b1e0598480ab241857e79512b455ab87681c559596
SSDEEP

196608:0fNAB95CtDeiMsrMGYlL9tWi/UcXxuP+GOK/ZC:aSv5uDOgMR9WG5xumGO6C

Score

10^/10

vidar 076239fffceeb88ff5fe3c82df6cb13b discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

4.2

Botnet

076239fffceeb88ff5fe3c82df6cb13b

https://steamcommunity.com/profiles/76561199511129510

https://t.me/rechnungsbetrag

Attributes

profile_id_v2
076239fffceeb88ff5fe3c82df6cb13b
user_agent
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.38 Safari/537.36 Brave/75

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Loads dropped DLL 2 IoCs

Processes:

LauncherPC.exe

pid process

208 LauncherPC.exe
208 LauncherPC.exe
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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

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
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

4908 208 WerFault.exe LauncherPC.exe
3784 208 WerFault.exe LauncherPC.exe

pid	process
208	LauncherPC.exe
208	LauncherPC.exe

pid	pid_target	process	target process
4908	208	WerFault.exe	LauncherPC.exe
3784	208	WerFault.exe	LauncherPC.exe

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:

LauncherPC.exe

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

LauncherPC.exe

pid process

208 LauncherPC.exe
208 LauncherPC.exe
208 LauncherPC.exe
208 LauncherPC.exe

pid	process
208	LauncherPC.exe
208	LauncherPC.exe
208	LauncherPC.exe
208	LauncherPC.exe

C:\Users\Admin\AppData\Local\Temp\LauncherPC.exe
"C:\Users\Admin\AppData\Local\Temp\LauncherPC.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1976
2⤵
- Program crash
PID:4908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1960
2⤵
- Program crash
PID:3784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 208 -ip 208
1⤵
PID:1088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 208 -ip 208
1⤵
PID:1256

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

C:\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/208-133-0x0000000001DF0000-0x0000000001DF1000-memory.dmp

Filesize
4KB

Download
memory/208-134-0x0000000002100000-0x0000000002101000-memory.dmp

Filesize
4KB

Download
memory/208-135-0x0000000002130000-0x0000000002131000-memory.dmp

Filesize
4KB

Download
memory/208-136-0x0000000002140000-0x0000000002141000-memory.dmp

Filesize
4KB

Download
memory/208-137-0x0000000002150000-0x0000000002151000-memory.dmp

Filesize
4KB

Download
memory/208-138-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/208-139-0x0000000000E90000-0x0000000001CA2000-memory.dmp

Filesize
14.1MB

Download
memory/208-151-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download