vidar | 25caf0e888be72469639d2000ac57fdf6aae85103e0f65b36fcfa0d1d6920afb

General

Target

Os_Editorx64_win7-8-10-11.exe
Size

319.0MB
MD5

cfc67715228aeff0bb92357d11bc3ce7
SHA1

f8b664c669dcf720a33630462c6eaad31c415fd4
SHA256

48a2f6dab127b5f79ca8293a19f14ffafabd0491e4a570b94b8a52807af5bcb2
SHA512

cc21566a400002c6746c4519bae1a54def69bfbbf290bacee783b8c28687ba09973bd5c0063694b02df152a392b6273d243760397796a74b6ce33c8b4593f796
SSDEEP

49152:QHuWBLVl5J4EUknv4QjU/5f5gB0dDKoXQo5xbhsJ8klAKjJWWnwn87fHhTjUNjHZ:QOUggv4QjsLzVKop85doKS87K5

Score

10^/10

vidar 837 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

2.2

Botnet

837

C2

https://t.me/litlebey

https://steamcommunity.com/profiles/76561199472399815

Attributes

profile_id
837

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:

Os_Editorx64_win7-8-10-11.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	Os_Editorx64_win7-8-10-11.exe

Loads dropped DLL 2 IoCs

Processes:

Os_Editorx64_win7-8-10-11.exe

pid process

3228 Os_Editorx64_win7-8-10-11.exe
3228 Os_Editorx64_win7-8-10-11.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
Suspicious use of SetThreadContext 1 IoCs

Processes:

Os_Editorx64_win7-8-10-11.exe

description pid process target process

PID 4672 set thread context of 3228 4672 Os_Editorx64_win7-8-10-11.exe Os_Editorx64_win7-8-10-11.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3328 3228 WerFault.exe Os_Editorx64_win7-8-10-11.exe

pid	process
3228	Os_Editorx64_win7-8-10-11.exe
3228	Os_Editorx64_win7-8-10-11.exe

description	pid	process	target process
PID 4672 set thread context of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe

pid	pid_target	process	target process
3328	3228	WerFault.exe	Os_Editorx64_win7-8-10-11.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:

Os_Editorx64_win7-8-10-11.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Os_Editorx64_win7-8-10-11.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Os_Editorx64_win7-8-10-11.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4616 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Os_Editorx64_win7-8-10-11.exe

pid process

3228 Os_Editorx64_win7-8-10-11.exe
3228 Os_Editorx64_win7-8-10-11.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Os_Editorx64_win7-8-10-11.exe

description pid process

Token: SeDebugPrivilege 4672 Os_Editorx64_win7-8-10-11.exe

pid	process
4616	timeout.exe

pid	process
3228	Os_Editorx64_win7-8-10-11.exe
3228	Os_Editorx64_win7-8-10-11.exe

description	pid	process
Token: SeDebugPrivilege	4672	Os_Editorx64_win7-8-10-11.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Os_Editorx64_win7-8-10-11.exeOs_Editorx64_win7-8-10-11.execmd.exe

description	pid	process	target process
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 4672 wrote to memory of 3228	4672	Os_Editorx64_win7-8-10-11.exe	Os_Editorx64_win7-8-10-11.exe
PID 3228 wrote to memory of 4368	3228	Os_Editorx64_win7-8-10-11.exe	cmd.exe
PID 3228 wrote to memory of 4368	3228	Os_Editorx64_win7-8-10-11.exe	cmd.exe
PID 3228 wrote to memory of 4368	3228	Os_Editorx64_win7-8-10-11.exe	cmd.exe
PID 4368 wrote to memory of 4616	4368	cmd.exe	timeout.exe
PID 4368 wrote to memory of 4616	4368	cmd.exe	timeout.exe
PID 4368 wrote to memory of 4616	4368	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\Os_Editorx64_win7-8-10-11.exe
"C:\Users\Admin\AppData\Local\Temp\Os_Editorx64_win7-8-10-11.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4672

C:\Users\Admin\AppData\Local\Temp\Os_Editorx64_win7-8-10-11.exe
C:\Users\Admin\AppData\Local\Temp\Os_Editorx64_win7-8-10-11.exe
2⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3228

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Os_Editorx64_win7-8-10-11.exe" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:4368

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
4⤵
- Delays execution with timeout.exe
PID:4616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3228 -s 628
3⤵
- Program crash
PID:3328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 3228 -ip 3228
1⤵
PID:560

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/3228-140-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3228-141-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/3228-136-0x0000000000000000-mapping.dmp

Download
memory/3228-137-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3228-138-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3228-139-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3228-165-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3228-162-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4368-163-0x0000000000000000-mapping.dmp

Download
memory/4616-164-0x0000000000000000-mapping.dmp

Download
memory/4672-134-0x0000000005FB0000-0x0000000006042000-memory.dmp

Filesize
584KB

Download
memory/4672-133-0x0000000006480000-0x0000000006A24000-memory.dmp

Filesize
5.6MB

Download
memory/4672-135-0x0000000005F50000-0x0000000005F72000-memory.dmp

Filesize
136KB

Download
memory/4672-132-0x0000000000EB0000-0x0000000001150000-memory.dmp

Filesize
2.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads