vidar | 34fbb725cb2dadf927aa711744b2ac462ebfca6545ac07486ff319090727bc9c

General

Target

Setup.exe
Size

688.6MB
MD5

08e151d381448ed0d4bc81360ac902d3
SHA1

6b41c783a0a0fa80db41ba0ea5b04039c5816504
SHA256

184ce64f7c39d8bede67f57b1a114207d991d09c2db4d0c0dc58a004ee8b2219
SHA512

a9557aa238fd749094f8f945b47bc052838cba4c97004dcd07d4c85c17c5c356777dabc3b49ee9c59676ef9115ccc5cf338cc8460ad6366f0ba4c3c9a625525f
SSDEEP

98304:OnkCLdNtZv0I83Xs0GVJ4w/iVG+Kqezp5vXMwRzhcHlmB2r7c:Onk4NtZv0TVGVJ4waU+3S5vcCiHl/

Score

10^/10

vidar 754 evasion spyware stealer themida trojan

Malware Config

Extracted

Family

vidar

Version

2.2

Botnet

754

C2

https://t.me/litlebey

https://steamcommunity.com/profiles/76561199472399815

Attributes

profile_id
754

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:

Setup.exe

description ioc process

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

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

Processes:

Setup.exe

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

Loads dropped DLL 2 IoCs

Processes:

AddInProcess32.exe

pid process

1480 AddInProcess32.exe
1480 AddInProcess32.exe

pid	process
1480	AddInProcess32.exe
1480	AddInProcess32.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/2652-136-0x0000000000160000-0x0000000000CA2000-memory.dmp	themida
behavioral2/memory/2652-137-0x0000000000160000-0x0000000000CA2000-memory.dmp	themida
behavioral2/memory/2652-143-0x0000000000160000-0x0000000000CA2000-memory.dmp	themida

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
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 whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Setup.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Setup.exe

pid process

2652 Setup.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Setup.exe

description pid process target process

PID 2652 set thread context of 1480 2652 Setup.exe AddInProcess32.exe

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

description	pid	process	target process
PID 2652 set thread context of 1480	2652	Setup.exe	AddInProcess32.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:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AddInProcess32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	AddInProcess32.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3068 timeout.exe

pid	process
3068	timeout.exe

Suspicious behavior: EnumeratesProcesses 40 IoCs

Processes:

Setup.exeAddInProcess32.exe

pid	process
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
2652	Setup.exe
1480	AddInProcess32.exe
1480	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Setup.exe

description pid process

Token: SeDebugPrivilege 2652 Setup.exe

description	pid	process
Token: SeDebugPrivilege	2652	Setup.exe

Suspicious use of WriteProcessMemory 53 IoCs

Processes:

Setup.exeAddInProcess32.execmd.exe

description	pid	process	target process
PID 2652 wrote to memory of 204	2652	Setup.exe	aspnet_regiis.exe
PID 2652 wrote to memory of 204	2652	Setup.exe	aspnet_regiis.exe
PID 2652 wrote to memory of 224	2652	Setup.exe	vbc.exe
PID 2652 wrote to memory of 224	2652	Setup.exe	vbc.exe
PID 2652 wrote to memory of 4032	2652	Setup.exe	dfsvc.exe
PID 2652 wrote to memory of 4032	2652	Setup.exe	dfsvc.exe
PID 2652 wrote to memory of 3404	2652	Setup.exe	aspnet_regsql.exe
PID 2652 wrote to memory of 3404	2652	Setup.exe	aspnet_regsql.exe
PID 2652 wrote to memory of 112	2652	Setup.exe	aspnet_state.exe
PID 2652 wrote to memory of 112	2652	Setup.exe	aspnet_state.exe
PID 2652 wrote to memory of 1596	2652	Setup.exe	MSBuild.exe
PID 2652 wrote to memory of 1596	2652	Setup.exe	MSBuild.exe
PID 2652 wrote to memory of 1380	2652	Setup.exe	ServiceModelReg.exe
PID 2652 wrote to memory of 1380	2652	Setup.exe	ServiceModelReg.exe
PID 2652 wrote to memory of 2064	2652	Setup.exe	ComSvcConfig.exe
PID 2652 wrote to memory of 2064	2652	Setup.exe	ComSvcConfig.exe
PID 2652 wrote to memory of 2120	2652	Setup.exe	InstallUtil.exe
PID 2652 wrote to memory of 2120	2652	Setup.exe	InstallUtil.exe
PID 2652 wrote to memory of 3640	2652	Setup.exe	Microsoft.Workflow.Compiler.exe
PID 2652 wrote to memory of 3640	2652	Setup.exe	Microsoft.Workflow.Compiler.exe
PID 2652 wrote to memory of 2276	2652	Setup.exe	AddInProcess.exe
PID 2652 wrote to memory of 2276	2652	Setup.exe	AddInProcess.exe
PID 2652 wrote to memory of 464	2652	Setup.exe	WsatConfig.exe
PID 2652 wrote to memory of 464	2652	Setup.exe	WsatConfig.exe
PID 2652 wrote to memory of 3104	2652	Setup.exe	AddInUtil.exe
PID 2652 wrote to memory of 3104	2652	Setup.exe	AddInUtil.exe
PID 2652 wrote to memory of 3116	2652	Setup.exe	AppLaunch.exe
PID 2652 wrote to memory of 3116	2652	Setup.exe	AppLaunch.exe
PID 2652 wrote to memory of 2124	2652	Setup.exe	ilasm.exe
PID 2652 wrote to memory of 2124	2652	Setup.exe	ilasm.exe
PID 2652 wrote to memory of 400	2652	Setup.exe	ngentask.exe
PID 2652 wrote to memory of 400	2652	Setup.exe	ngentask.exe
PID 2652 wrote to memory of 1512	2652	Setup.exe	SMSvcHost.exe
PID 2652 wrote to memory of 1512	2652	Setup.exe	SMSvcHost.exe
PID 2652 wrote to memory of 3868	2652	Setup.exe	aspnet_compiler.exe
PID 2652 wrote to memory of 3868	2652	Setup.exe	aspnet_compiler.exe
PID 2652 wrote to memory of 3520	2652	Setup.exe	aspnet_regbrowsers.exe
PID 2652 wrote to memory of 3520	2652	Setup.exe	aspnet_regbrowsers.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 2652 wrote to memory of 1480	2652	Setup.exe	AddInProcess32.exe
PID 1480 wrote to memory of 1196	1480	AddInProcess32.exe	cmd.exe
PID 1480 wrote to memory of 1196	1480	AddInProcess32.exe	cmd.exe
PID 1480 wrote to memory of 1196	1480	AddInProcess32.exe	cmd.exe
PID 1196 wrote to memory of 3068	1196	cmd.exe	timeout.exe
PID 1196 wrote to memory of 3068	1196	cmd.exe	timeout.exe
PID 1196 wrote to memory of 3068	1196	cmd.exe	timeout.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 use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regiis.exe"
2⤵
PID:204

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
2⤵
PID:224

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
2⤵
PID:4032

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regsql.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regsql.exe"
2⤵
PID:3404

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe"
2⤵
PID:112

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"
2⤵
PID:1596

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe"
2⤵
PID:1380

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe"
2⤵
PID:2064

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
2⤵
PID:2120

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe"
2⤵
PID:3640

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe"
2⤵
PID:2276

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe"
2⤵
PID:464

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe"
2⤵
PID:3104

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe"
2⤵
PID:3116

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
2⤵
PID:2124

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngentask.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngentask.exe"
2⤵
PID:400

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
2⤵
PID:1512

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe"
2⤵
PID:3868

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
2⤵
PID:3520

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1480

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:1196

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
4⤵
- Delays execution with timeout.exe
PID:3068

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Scripting

1

T1064

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\mozglue.dll
Filesize
133KB

MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
C:\ProgramData\nss3.dll
Filesize
1.2MB

MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

Download Submit
memory/1196-168-0x0000000000000000-mapping.dmp

Download
memory/1480-145-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1480-169-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1480-147-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/1480-139-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1480-140-0x000000000042D1BC-mapping.dmp

Download
memory/1480-141-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1480-142-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2652-137-0x0000000000160000-0x0000000000CA2000-memory.dmp

Filesize
11.3MB

Download
memory/2652-143-0x0000000000160000-0x0000000000CA2000-memory.dmp

Filesize
11.3MB

Download
memory/2652-144-0x00007FFD561B0000-0x00007FFD563A5000-memory.dmp

Filesize
2.0MB

Download
memory/2652-146-0x00007FFD36F40000-0x00007FFD37A01000-memory.dmp

Filesize
10.8MB

Download
memory/2652-132-0x0000000000160000-0x0000000000CA2000-memory.dmp

Filesize
11.3MB

Download
memory/2652-138-0x00007FFD36F40000-0x00007FFD37A01000-memory.dmp

Filesize
10.8MB

Download
memory/2652-136-0x0000000000160000-0x0000000000CA2000-memory.dmp

Filesize
11.3MB

Download
memory/2652-135-0x00007FFD561B0000-0x00007FFD563A5000-memory.dmp

Filesize
2.0MB

Download
memory/2652-133-0x0000000000160000-0x0000000000CA2000-memory.dmp

Filesize
11.3MB

Download
memory/3068-170-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads