vidar | 4dcd62b4caace67ea5ba7a98c98979999ce775168fc3d9f1e94c7ec2f46eb4cb

Analysis

max time kernel
142s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/01/2023, 23:25

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General

Target

setupfile2.8.1-truncated.exe
Size

2.0MB
MD5

d933f16c807e4e4ddb28d4257ba7599f
SHA1

00fb91289acac5308020a880a1866363e96e0094
SHA256

4dcd62b4caace67ea5ba7a98c98979999ce775168fc3d9f1e94c7ec2f46eb4cb
SHA512

c6ef0af00c8a198aae3dd42b82d63ee76812c91aa531b4d6aa097d10423cbcb726688810bfa07c2bf144230d2b0fb930e234abab824aac87815bbb729db3624f
SSDEEP

49152:8q6SQ9bJ24qRD1Wgi1SiXrTrhCcNRhix:oZJ2/RD1Wgi1SiTocNRhix

Score

10^/10

vidar 656 agilenet spyware stealer

Malware Config

Extracted

Family

vidar

Version

2.3

Botnet

656

https://t.me/mantarlars

https://steamcommunity.com/profiles/76561199474840123

Attributes

profile_id
656

Signatures

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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
75	3700	powershell.exe

Loads dropped DLL 2 IoCs

pid	Process
3224	aspnet_compiler.exe
3224	aspnet_compiler.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

resource	yara_rule
behavioral1/memory/4636-132-0x0000000000D30000-0x0000000000F30000-memory.dmp	agile_net

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 NtSetInformationThreadHideFromDebugger 19 IoCs

pid	Process
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3700 set thread context of 3224	3700	powershell.exe	91

Program crash 1 IoCs

pid	pid_target	Process	procid_target
8	3224	WerFault.exe	91

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

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

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe
3700	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3700	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 3700	4636	setupfile2.8.1-truncated.exe	89
PID 4636 wrote to memory of 3700	4636	setupfile2.8.1-truncated.exe	89
PID 4636 wrote to memory of 3700	4636	setupfile2.8.1-truncated.exe	89
PID 3700 wrote to memory of 3224	3700	powershell.exe	91
PID 3700 wrote to memory of 3224	3700	powershell.exe	91
PID 3700 wrote to memory of 3224	3700	powershell.exe	91
PID 3700 wrote to memory of 3224	3700	powershell.exe	91
PID 3700 wrote to memory of 3224	3700	powershell.exe	91
PID 3700 wrote to memory of 3224	3700	powershell.exe	91
PID 3700 wrote to memory of 3224	3700	powershell.exe	91
PID 3700 wrote to memory of 3224	3700	powershell.exe	91
PID 3700 wrote to memory of 3224	3700	powershell.exe	91

C:\Users\Admin\AppData\Local\Temp\setupfile2.8.1-truncated.exe
"C:\Users\Admin\AppData\Local\Temp\setupfile2.8.1-truncated.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4636
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:/Windows/SysWOW64/WindowsPowerShell/v1.0/powershell.exe"
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3700
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    C:\Windows\Microsoft.NET/Framework/v4.0.30319/aspnet_compiler.exe
    3⤵
    - Loads dropped DLL
    - Checks processor information in registry
    PID:3224
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3224 -s 2080
      4⤵
      Program crash
      PID:8

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3224 -ip 3224
1⤵
PID:1388

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

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/3224-173-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3224-152-0x0000000050F20000-0x0000000050FB2000-memory.dmp

Filesize
584KB

Download
memory/3224-151-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3224-150-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3224-149-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3224-148-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3700-138-0x00000000051F0000-0x0000000005818000-memory.dmp

Filesize
6.2MB

Download
memory/3700-140-0x0000000005910000-0x0000000005976000-memory.dmp

Filesize
408KB

Download
memory/3700-143-0x00000000065F0000-0x0000000006634000-memory.dmp

Filesize
272KB

Download
memory/3700-144-0x00000000073A0000-0x0000000007416000-memory.dmp

Filesize
472KB

Download
memory/3700-145-0x0000000007AA0000-0x000000000811A000-memory.dmp

Filesize
6.5MB

Download
memory/3700-146-0x0000000007420000-0x000000000743A000-memory.dmp

Filesize
104KB

Download
memory/3700-141-0x0000000005A30000-0x0000000005A96000-memory.dmp

Filesize
408KB

Download
memory/3700-142-0x0000000006070000-0x000000000608E000-memory.dmp

Filesize
120KB

Download
memory/3700-139-0x00000000050C0000-0x00000000050E2000-memory.dmp

Filesize
136KB

Download
memory/3700-137-0x0000000002750000-0x0000000002786000-memory.dmp

Filesize
216KB

Download
memory/4636-132-0x0000000000D30000-0x0000000000F30000-memory.dmp

Filesize
2.0MB

Download
memory/4636-135-0x0000000005EA0000-0x0000000005EAA000-memory.dmp

Filesize
40KB

Download
memory/4636-134-0x0000000005FA0000-0x0000000006544000-memory.dmp

Filesize
5.6MB

Download
memory/4636-133-0x00000000058C0000-0x0000000005952000-memory.dmp

Filesize
584KB

Download