vidar | a6fc0eacb5308bb4e616a6f5caabc12104256d13049ee0744cf53ca7debe6efd

Analysis

max time kernel
38s
max time network
38s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-02-2025 13:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

file.exe
Size

292KB
MD5

d0263e1e29b4f202bffd383f136395c4
SHA1

24a701fe63e5b6d31c103db118ca21a75ed4496b
SHA256

a6fc0eacb5308bb4e616a6f5caabc12104256d13049ee0744cf53ca7debe6efd
SHA512

2d8af02d8bf2b8eb09c15a87e2c2cbcd7d34c619180e6dca29be3fd43108a0e993ab7aad418a2ecb2bb2e0792f382bb8b79dc85537f5bb7da1fdd7673e41339f
SSDEEP

6144:Pz7IsdCrg45NVyLuYKq0sda9en510jjPvn7D/eFwF+0VSyEO:PfeNNUqnqf10nvn7DeFcRSyEO

Score

10^/10

vidar 953e068292329a6352928d844326e300 credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

10.9

Botnet

953e068292329a6352928d844326e300

https://t.me/edm0d

https://steamcommunity.com/profiles/76561199768374681

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0

Signatures

Detect Vidar Stealer 8 IoCs

stealer

resource	yara_rule
behavioral1/memory/1648-13-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/1648-16-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/1648-10-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/1648-9-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/1648-8-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/1648-18-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/1648-70-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7
behavioral1/memory/1648-69-0x0000000000400000-0x0000000000657000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Vidar family
vidar
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
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

description	pid	Process	procid_target
PID 2868 set thread context of 1648	2868	file.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.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	RegAsm.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RegAsm.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2948	timeout.exe

Modifies system certificate store 2 TTPs 3 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	RegAsm.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	RegAsm.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1648	RegAsm.exe
1648	RegAsm.exe
1648	RegAsm.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2448	2868	file.exe	29
PID 2868 wrote to memory of 2448	2868	file.exe	29
PID 2868 wrote to memory of 2448	2868	file.exe	29
PID 2868 wrote to memory of 2448	2868	file.exe	29
PID 2868 wrote to memory of 2448	2868	file.exe	29
PID 2868 wrote to memory of 2448	2868	file.exe	29
PID 2868 wrote to memory of 2448	2868	file.exe	29
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 2868 wrote to memory of 1648	2868	file.exe	30
PID 1648 wrote to memory of 2944	1648	RegAsm.exe	33
PID 1648 wrote to memory of 2944	1648	RegAsm.exe	33
PID 1648 wrote to memory of 2944	1648	RegAsm.exe	33
PID 1648 wrote to memory of 2944	1648	RegAsm.exe	33
PID 2944 wrote to memory of 2948	2944	cmd.exe	35
PID 2944 wrote to memory of 2948	2944	cmd.exe	35
PID 2944 wrote to memory of 2948	2944	cmd.exe	35
PID 2944 wrote to memory of 2948	2944	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2448
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1648
- - 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\RegAsm.exe" & rd /s /q "C:\ProgramData\CFHCBKKFIJJJ" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2944
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:2948

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

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

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Cab9FAB.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9FCD.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1648-16-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-7-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-13-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-69-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-70-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1648-10-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-9-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-8-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-18-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-6-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/1648-5-0x0000000000400000-0x0000000000657000-memory.dmp

Filesize
2.3MB

Download
memory/2868-4-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-2-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-1-0x0000000000080000-0x00000000000CA000-memory.dmp

Filesize
296KB

Download
memory/2868-14-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/2868-71-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download