vidar | a77e4463803dbea8632763920d4da9c80ec3115099aae5e3b812e47e6253b216

General

Target

6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe
Size

348KB
MD5

ffb737afdafc001d1cde6b2ea73e7766
SHA1

2170a0ae40e936d0b3fa5d2be9224d4ea23596e4
SHA256

6e47a310f6e5d8032f5a6beb227009be5bfa3c878b2642b6f6bf975c6adfda8a
SHA512

d8cf48240bda98387f7dffd22777bf691a53c4469b36b6ff4d5876c2ed7f6eb2e5b0f917bacac8cc6c66d80907a65ecd1ec9bab2aac4ae8a4e8cd1729f5c291c
SSDEEP

6144:/H7JLQhPU2fkhCg0mIsglGm1Uc1YuHWUJDz3Qp1biTvNZvbCa:/H1Uhs2JgZIr0Gh/g1bSl

Score

10^/10

vidar 14 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

1.5

Botnet

14

C2

https://t.me/dahuasecurit

https://steamcommunity.com/profiles/76561199441999914

Attributes

profile_id
14

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

Loads dropped DLL 2 IoCs

Processes:

6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

pid process

4712 6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe
4712 6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

1368 2188 WerFault.exe
1440 4712 WerFault.exe 6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

pid	process
4712	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe
4712	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

pid	pid_target	process	target process
1368	2188	WerFault.exe
1440	4712	WerFault.exe	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.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:

6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4900 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

pid process

4712 6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe
4712 6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

pid	process
4900	timeout.exe

pid	process
4712	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe
4712	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.execmd.exe

description	pid	process	target process
PID 4712 wrote to memory of 5000	4712	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe	cmd.exe
PID 4712 wrote to memory of 5000	4712	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe	cmd.exe
PID 4712 wrote to memory of 5000	4712	6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe	cmd.exe
PID 5000 wrote to memory of 4900	5000	cmd.exe	timeout.exe
PID 5000 wrote to memory of 4900	5000	cmd.exe	timeout.exe
PID 5000 wrote to memory of 4900	5000	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe
"C:\Users\Admin\AppData\Local\Temp\6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4712

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\6E47A310F6E5D8032F5A6BEB227009BE5BFA3C878B264.exe" & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:5000

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
3⤵
- Delays execution with timeout.exe
PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 1960
2⤵
- Program crash
PID:1440

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 472 -p 2188 -ip 2188
1⤵
PID:1760

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2188 -s 1692
1⤵
- Program crash
PID:1368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4712 -ip 4712
1⤵
PID:4784

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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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/4712-132-0x00000000005B8000-0x00000000005E9000-memory.dmp

Filesize
196KB

Download
memory/4712-133-0x0000000000540000-0x0000000000597000-memory.dmp

Filesize
348KB

Download
memory/4712-134-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4712-135-0x00000000005B8000-0x00000000005E9000-memory.dmp

Filesize
196KB

Download
memory/4712-136-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4712-137-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/4712-160-0x00000000005B8000-0x00000000005E9000-memory.dmp

Filesize
196KB

Download
memory/4712-161-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4900-159-0x0000000000000000-mapping.dmp

Download
memory/5000-158-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads