vidar | 33736e8940993c97705403cdbef1ceacb862b4a2fd126cd99b58718b937a9362

General

Target

d311d95c1cbae9b5a21e2c52995a2ae6.exe
Size

375KB
MD5

d311d95c1cbae9b5a21e2c52995a2ae6
SHA1

e6334f2bd1a4fc2926acff2888abb6835605ce70
SHA256

33736e8940993c97705403cdbef1ceacb862b4a2fd126cd99b58718b937a9362
SHA512

abe975a92068a9a77f9e0bff43bc12d66f330e2ae92edc45abc1367168c61477cf6fcba1368e20467576f473aca7d09ad14c97d3417b557f26fb79221a4bcf24
SSDEEP

6144:HhtAlyCzt2Lmi0WCQD4erl+IPNqh/cDluYEBKTm46X0V77AoHuASdOX:HhtAPMmi0WCqvrl+IlNl/EkTmfEVdsOX

Score

10^/10

vidar 1438 spyware stealer

Malware Config

Extracted

Family

vidar

Version

54.2

Botnet

1438

C2

https://t.me/tigogames

https://ioc.exchange/@tiagoa26

Attributes

profile_id
1438

Signatures

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

Processes:

AppLaunch.exe

pid process

4280 AppLaunch.exe
4280 AppLaunch.exe
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

d311d95c1cbae9b5a21e2c52995a2ae6.exe

description pid process target process

PID 4444 set thread context of 4280 4444 d311d95c1cbae9b5a21e2c52995a2ae6.exe AppLaunch.exe

pid	process
4280	AppLaunch.exe
4280	AppLaunch.exe

description	pid	process	target process
PID 4444 set thread context of 4280	4444	d311d95c1cbae9b5a21e2c52995a2ae6.exe	AppLaunch.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:

AppLaunch.exe

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

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4156 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2688 taskkill.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

AppLaunch.exe

pid process

4280 AppLaunch.exe
4280 AppLaunch.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2688 taskkill.exe

pid	process
4156	timeout.exe

pid	process
2688	taskkill.exe

pid	process
4280	AppLaunch.exe
4280	AppLaunch.exe

description	pid	process
Token: SeDebugPrivilege	2688	taskkill.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

d311d95c1cbae9b5a21e2c52995a2ae6.exeAppLaunch.execmd.exe

description	pid	process	target process
PID 4444 wrote to memory of 4280	4444	d311d95c1cbae9b5a21e2c52995a2ae6.exe	AppLaunch.exe
PID 4444 wrote to memory of 4280	4444	d311d95c1cbae9b5a21e2c52995a2ae6.exe	AppLaunch.exe
PID 4444 wrote to memory of 4280	4444	d311d95c1cbae9b5a21e2c52995a2ae6.exe	AppLaunch.exe
PID 4444 wrote to memory of 4280	4444	d311d95c1cbae9b5a21e2c52995a2ae6.exe	AppLaunch.exe
PID 4444 wrote to memory of 4280	4444	d311d95c1cbae9b5a21e2c52995a2ae6.exe	AppLaunch.exe
PID 4280 wrote to memory of 1744	4280	AppLaunch.exe	cmd.exe
PID 4280 wrote to memory of 1744	4280	AppLaunch.exe	cmd.exe
PID 4280 wrote to memory of 1744	4280	AppLaunch.exe	cmd.exe
PID 1744 wrote to memory of 2688	1744	cmd.exe	taskkill.exe
PID 1744 wrote to memory of 2688	1744	cmd.exe	taskkill.exe
PID 1744 wrote to memory of 2688	1744	cmd.exe	taskkill.exe
PID 1744 wrote to memory of 4156	1744	cmd.exe	timeout.exe
PID 1744 wrote to memory of 4156	1744	cmd.exe	timeout.exe
PID 1744 wrote to memory of 4156	1744	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\d311d95c1cbae9b5a21e2c52995a2ae6.exe
"C:\Users\Admin\AppData\Local\Temp\d311d95c1cbae9b5a21e2c52995a2ae6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4444

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4280

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im AppLaunch.exe /f & timeout /t 6 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe" & del C:\PrograData\*.dll & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\SysWOW64\taskkill.exe
taskkill /im AppLaunch.exe /f
4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2688

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
4⤵
- Delays execution with timeout.exe
PID:4156

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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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/1744-161-0x0000000000000000-mapping.dmp

Download
memory/2688-162-0x0000000000000000-mapping.dmp

Download
memory/4156-163-0x0000000000000000-mapping.dmp

Download
memory/4280-132-0x0000000000000000-mapping.dmp

Download
memory/4280-133-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4280-139-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4280-140-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download

Analysis

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