vidar | f35ffca0f66c39d0298c621de2d2271df9dfcf40bcf7e161f4057c412b94d3f8

General

Target

a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe
Size

416KB
MD5

996a9afca7ebed4ce1ac3f22f2f8da51
SHA1

bebfc60a7b1fa8e493a458d15331907233f0e928
SHA256

a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf
SHA512

e50ab67d9d87f0dc801553116c2fb09320d8aa7f5041abcc79260c1de956de2c711d868b1561081beec32e0f23523226de0dff8e9df83fff11ec64006984d7f1
SSDEEP

6144:rkgYDLQMDGDJyzP+Bpitd5QHiIuTWuej7bwtRaamqMoI/wr8Mu:9QcLDJwyWGCIuTPGbzqME

Score

10^/10

vidar 813 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

2.3

Botnet

813

C2

https://t.me/mantarlars

https://steamcommunity.com/profiles/76561199474840123

Attributes

profile_id
813

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1968 cmd.exe

pid	process
1968	cmd.exe

Loads dropped DLL 2 IoCs

Processes:

a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe

pid	process
1388	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe
1388	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.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
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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:

a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1352 timeout.exe

pid	process
1352	timeout.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe

pid process

1388 a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.execmd.exe

description	pid	process	target process
PID 1388 wrote to memory of 1968	1388	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe	cmd.exe
PID 1388 wrote to memory of 1968	1388	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe	cmd.exe
PID 1388 wrote to memory of 1968	1388	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe	cmd.exe
PID 1388 wrote to memory of 1968	1388	a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe	cmd.exe
PID 1968 wrote to memory of 1352	1968	cmd.exe	timeout.exe
PID 1968 wrote to memory of 1352	1968	cmd.exe	timeout.exe
PID 1968 wrote to memory of 1352	1968	cmd.exe	timeout.exe
PID 1968 wrote to memory of 1352	1968	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe
"C:\Users\Admin\AppData\Local\Temp\a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1388

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\a594a97b66c29d9128d7757f71650c91575f1f32033f4cc56b49e8f5e1d4cecf.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1968

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
3⤵
- Delays execution with timeout.exe
PID:1352

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/1352-96-0x0000000000000000-mapping.dmp

Download
memory/1388-83-0x00000000515E0000-0x00000000515F5000-memory.dmp

Filesize
84KB

Download
memory/1388-85-0x00000000514A1000-0x000000005152B000-memory.dmp

Filesize
552KB

Download
memory/1388-57-0x00000000753C1000-0x00000000753C3000-memory.dmp

Filesize
8KB

Download
memory/1388-77-0x00000000512C0000-0x00000000514B7000-memory.dmp

Filesize
2.0MB

Download
memory/1388-56-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1388-80-0x00000000514C0000-0x0000000051558000-memory.dmp

Filesize
608KB

Download
memory/1388-82-0x0000000051570000-0x00000000515DD000-memory.dmp

Filesize
436KB

Download
memory/1388-55-0x00000000002E0000-0x000000000033D000-memory.dmp

Filesize
372KB

Download
memory/1388-84-0x0000000051610000-0x00000000516EC000-memory.dmp

Filesize
880KB

Download
memory/1388-58-0x0000000050E70000-0x0000000050F63000-memory.dmp

Filesize
972KB

Download
memory/1388-88-0x0000000051731000-0x000000005175C000-memory.dmp

Filesize
172KB

Download
memory/1388-89-0x0000000051771000-0x00000000517C8000-memory.dmp

Filesize
348KB

Download
memory/1388-90-0x000000000055B000-0x000000000058F000-memory.dmp

Filesize
208KB

Download
memory/1388-91-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1388-54-0x000000000055B000-0x000000000058F000-memory.dmp

Filesize
208KB

Download
memory/1388-94-0x000000000055B000-0x000000000058F000-memory.dmp

Filesize
208KB

Download
memory/1388-95-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1968-93-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads