vidar | 4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215c

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 16:39

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General

Target

4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe
Size

8.3MB
MD5

69674243c7d65e72d226089e9adfdf20
SHA1

37ece8fa260de9900f194d59ebc57c75acd578f1
SHA256

4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215c
SHA512

fc4799f8fd7c3f625fd301a18457fde33521512bf20864b4bb700e094e0713e663d493a65959483e3eb984b6e9a5352fd4894d95c4a11d60e42c27b4645700ca
SSDEEP

196608:Nhb0vhDix4Xgvoe4IdCCmbU0RWtPHYb/FCUUrbNQv4:L0JVXgvoerkU1p4btnYM4

Score

10^/10

vidar de2cea1f145998409041f17e238ab295 credential_access discovery stealer

Malware Config

Extracted

Family

vidar

Version

10.7

Botnet

de2cea1f145998409041f17e238ab295

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 5 IoCs

stealer

resource	yara_rule
behavioral2/memory/1592-70-0x0000000000400000-0x0000000000B44000-memory.dmp	family_vidar_v7
behavioral2/memory/1592-68-0x0000000000400000-0x0000000000B44000-memory.dmp	family_vidar_v7
behavioral2/memory/1592-72-0x0000000000400000-0x0000000000B44000-memory.dmp	family_vidar_v7
behavioral2/memory/1592-87-0x0000000000400000-0x0000000000B44000-memory.dmp	family_vidar_v7
behavioral2/memory/1592-107-0x0000000000400000-0x0000000000B44000-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 2068 set thread context of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84

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	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.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
3188	timeout.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe
2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe
2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe
2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe
1592	MSBuild.exe
1592	MSBuild.exe
1592	MSBuild.exe
1592	MSBuild.exe
1592	MSBuild.exe
1592	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 3048	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	82
PID 2068 wrote to memory of 3048	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	82
PID 2068 wrote to memory of 3048	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	82
PID 2068 wrote to memory of 4852	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	83
PID 2068 wrote to memory of 4852	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	83
PID 2068 wrote to memory of 4852	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	83
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 2068 wrote to memory of 1592	2068	4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe	84
PID 1592 wrote to memory of 4416	1592	MSBuild.exe	86
PID 1592 wrote to memory of 4416	1592	MSBuild.exe	86
PID 1592 wrote to memory of 4416	1592	MSBuild.exe	86
PID 4416 wrote to memory of 3188	4416	cmd.exe	88
PID 4416 wrote to memory of 3188	4416	cmd.exe	88
PID 4416 wrote to memory of 3188	4416	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe
"C:\Users\Admin\AppData\Local\Temp\4cb736adec75a55221d734419a6feb3fa092cd19f4644a2dc5c0e3df749b215cN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:3048
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:4852
- 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:1592
- - 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\DBKFHCFBGIIJ" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4416
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:3188

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/1592-70-0x0000000000400000-0x0000000000B44000-memory.dmp

Filesize
7.3MB

Download
memory/1592-107-0x0000000000400000-0x0000000000B44000-memory.dmp

Filesize
7.3MB

Download
memory/1592-87-0x0000000000400000-0x0000000000B44000-memory.dmp

Filesize
7.3MB

Download
memory/1592-72-0x0000000000400000-0x0000000000B44000-memory.dmp

Filesize
7.3MB

Download
memory/1592-68-0x0000000000400000-0x0000000000B44000-memory.dmp

Filesize
7.3MB

Download
memory/2068-46-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-42-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-22-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-64-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-5-0x00000000087F0000-0x0000000008DE2000-memory.dmp

Filesize
5.9MB

Download
memory/2068-4-0x0000000006F40000-0x0000000007598000-memory.dmp

Filesize
6.3MB

Download
memory/2068-3-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/2068-67-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/2068-62-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-73-0x0000000075160000-0x0000000075910000-memory.dmp

Filesize
7.7MB

Download
memory/2068-60-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-59-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-57-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-54-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-52-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-50-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-48-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-0-0x000000007516E000-0x000000007516F000-memory.dmp

Filesize
4KB

Download
memory/2068-44-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-6-0x0000000003530000-0x000000000354C000-memory.dmp

Filesize
112KB

Download
memory/2068-40-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-39-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-36-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-34-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-32-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-30-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-28-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-26-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-24-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-16-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-66-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-20-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-18-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-14-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-12-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-10-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-8-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-7-0x0000000003530000-0x0000000003545000-memory.dmp

Filesize
84KB

Download
memory/2068-2-0x0000000005D70000-0x0000000005E0C000-memory.dmp

Filesize
624KB

Download
memory/2068-1-0x0000000000A10000-0x000000000125E000-memory.dmp

Filesize
8.3MB

Download