vidar | e5080c93937732e4454cf13b87988cc8ae952b0e4065e600e7fcea2144d2e251

General

Target

LDPLayer.exe
Size

1106.4MB
MD5

9e9acd3fed40e009b48db9db81ca26b8
SHA1

80d89d18dae1f268108686e00f1e8dcd536d23b8
SHA256

df5b8c7f9f471370bd28dfe436d923c9fff5ec7eb0916cc4eb05cab69071a375
SHA512

8e75e0b6b471e951df306ee0c15324b992d43d28b7141bdc86070c3d45c0913e76553c678cebe6672e4bd6b980e0899e715111fb17e32447393d783911857008
SSDEEP

12288:vcieJy1y9vL/CSvh4RRlE+U9gBwMKLzpd:vWg8ZLBefJU995Lzj

Score

10^/10

vidar 3037f12060a20d880cc80c86ab34fe19 spyware stealer

Malware Config

Extracted

Family

vidar

Version

3.1

Botnet

3037f12060a20d880cc80c86ab34fe19

C2

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes

profile_id_v2
3037f12060a20d880cc80c86ab34fe19
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Signatures

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

Processes:

vbc.exe

pid process

1356 vbc.exe
1356 vbc.exe
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

LDPLayer.exe

description pid process target process

PID 1488 set thread context of 1356 1488 LDPLayer.exe vbc.exe

pid	process
1356	vbc.exe
1356	vbc.exe

description	pid	process	target process
PID 1488 set thread context of 1356	1488	LDPLayer.exe	vbc.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:

vbc.exe

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

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

848 timeout.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

vbc.exe

pid process

1356 vbc.exe

pid	process
848	timeout.exe

pid	process
1356	vbc.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

LDPLayer.exevbc.execmd.exe

description	pid	process	target process
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1488 wrote to memory of 1356	1488	LDPLayer.exe	vbc.exe
PID 1356 wrote to memory of 1684	1356	vbc.exe	cmd.exe
PID 1356 wrote to memory of 1684	1356	vbc.exe	cmd.exe
PID 1356 wrote to memory of 1684	1356	vbc.exe	cmd.exe
PID 1356 wrote to memory of 1684	1356	vbc.exe	cmd.exe
PID 1684 wrote to memory of 848	1684	cmd.exe	timeout.exe
PID 1684 wrote to memory of 848	1684	cmd.exe	timeout.exe
PID 1684 wrote to memory of 848	1684	cmd.exe	timeout.exe
PID 1684 wrote to memory of 848	1684	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\LDPLayer.exe
"C:\Users\Admin\AppData\Local\Temp\LDPLayer.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1488

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1356

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:1684

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
4⤵
- Delays execution with timeout.exe
PID:848

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA33A.tmp
Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

Download Submit
\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/1356-59-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-118-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1356-60-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-61-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1356-62-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-64-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-65-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-170-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-56-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-57-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-169-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-58-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1356-168-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1488-55-0x0000000002090000-0x00000000020D0000-memory.dmp

Filesize
256KB

Download
memory/1488-54-0x0000000000840000-0x00000000008A4000-memory.dmp

Filesize
400KB

Download
memory/1488-66-0x0000000002090000-0x00000000020D0000-memory.dmp

Filesize
256KB

Download

Analysis

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