vidar | d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8

Analysis

max time kernel
79s
max time network
42s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-10-2024 18:38

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General

Target

d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe
Size

4.5MB
MD5

d05c9d75442d9ce316c4705ef85f5f87
SHA1

f1b231d829bfc9603eab7c23cd345a2b89ccb2cf
SHA256

d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8
SHA512

f8202c9c84596f764e448c694e92861be19ad12f3163de92471b9082146dca5b2f44fb5f0ea6173cd1a69ee29e41d9cac53e6a6f89dc9c775e678d0035296a58
SSDEEP

98304:gbz071DTleKHsJ5MZux2G/rKJnMLEsrlIevc:u071D1Ho5SGeJMosxIyc

Score

10^/10

vidar a01c5a6c1bbc3b92c22a5d21b8548a3a credential_access discovery stealer

Malware Config

Extracted

Family

vidar

Version

10.7

Botnet

a01c5a6c1bbc3b92c22a5d21b8548a3a

https://steamcommunity.com/profiles/76561199751190313

https://t.me/pech0nk

Attributes

user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Signatures

Detect Vidar Stealer 2 IoCs

stealer

resource	yara_rule
behavioral1/memory/3028-83-0x0000000000400000-0x0000000000643000-memory.dmp	family_vidar_v7
behavioral1/memory/3028-98-0x0000000000400000-0x0000000000643000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2832 set thread context of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.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

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

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
432	timeout.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3028	MSBuild.exe
3028	MSBuild.exe
3028	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 2832 wrote to memory of 3028	2832	d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe	30
PID 3028 wrote to memory of 1964	3028	MSBuild.exe	32
PID 3028 wrote to memory of 1964	3028	MSBuild.exe	32
PID 3028 wrote to memory of 1964	3028	MSBuild.exe	32
PID 3028 wrote to memory of 1964	3028	MSBuild.exe	32
PID 1964 wrote to memory of 432	1964	cmd.exe	34
PID 1964 wrote to memory of 432	1964	cmd.exe	34
PID 1964 wrote to memory of 432	1964	cmd.exe	34
PID 1964 wrote to memory of 432	1964	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe
"C:\Users\Admin\AppData\Local\Temp\d5ac5dbcee0bda80b3ed0c1c7179be7ff45f912ab520090b87ea04f8b03223b8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" & rd /s /q "C:\ProgramData\EGIDHDGCBFBK" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1964
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2832-61-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-2-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-3-0x0000000004E80000-0x0000000004FD0000-memory.dmp

Filesize
1.3MB

Download
memory/2832-60-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-4-0x0000000004FD0000-0x0000000005106000-memory.dmp

Filesize
1.2MB

Download
memory/2832-5-0x0000000000BC0000-0x0000000000BDC000-memory.dmp

Filesize
112KB

Download
memory/2832-13-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-6-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-43-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-49-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-47-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-7-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-45-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-41-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-39-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-57-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-34-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-38-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-63-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-66-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-84-0x0000000074150000-0x000000007483E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-1-0x0000000000360000-0x00000000007E0000-memory.dmp

Filesize
4.5MB

Download
memory/2832-17-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-55-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-54-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-51-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-35-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-31-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-29-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-65-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-27-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-25-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-23-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-21-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-19-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-15-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-12-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-9-0x0000000000BC0000-0x0000000000BD5000-memory.dmp

Filesize
84KB

Download
memory/2832-0-0x000000007415E000-0x000000007415F000-memory.dmp

Filesize
4KB

Download
memory/3028-69-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3028-83-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3028-68-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/3028-98-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download