vidar | 2a929266c1c731452ab4171a4c6cb980d6c84a6cc81e2bec5b1dacec075113bf

Analysis

max time kernel
43s
max time network
106s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-10-2022 08:57

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General

Target

file.exe
Size

318KB
MD5

e58c70e8e2cde5c7aee3975db0a2e559
SHA1

4c88ba2a9c7cd614c74fdb34d17ee5d82fc6a4fe
SHA256

2a929266c1c731452ab4171a4c6cb980d6c84a6cc81e2bec5b1dacec075113bf
SHA512

b4a49e871630b96e94833ca794c2982e96ceb03052fcfbe58e7b3c7e2868a5d2f837f0ed8173bef0b22ba38be28ec22584fabd0d199b0706ae71b9481880adf8
SSDEEP

6144:0gqL0tcc42sJfwLJBd9wEu6bxAfcdbr9syJM9GTQtbUxQWm0vMEl:0votci1zjw9QrdFsyMOmFEl

Score

10^/10

vidar 937 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

55.2

Botnet

937

https://t.me/slivetalks

https://c.im/@xinibin420

Attributes

profile_id
937

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file
Drops file in Drivers directory 1 IoCs

Processes:

cmd.exe

description ioc process

File opened for modification C:\Windows\System32\drivers\etc\hosts cmd.exe
Executes dropped EXE 2 IoCs

Processes:

17839850657982333983.exeCert.exe

pid process

1780 17839850657982333983.exe
1612 Cert.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2028 cmd.exe

description	ioc	process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	cmd.exe

pid	process
1780	17839850657982333983.exe
1612	Cert.exe

pid	process
2028	cmd.exe

Loads dropped DLL 13 IoCs

Processes:

file.exe17839850657982333983.exeWerFault.exe

pid	process
1608	file.exe
1608	file.exe
1608	file.exe
1608	file.exe
1608	file.exe
1608	file.exe
1608	file.exe
1780	17839850657982333983.exe
536	WerFault.exe
536	WerFault.exe
536	WerFault.exe
536	WerFault.exe
536	WerFault.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

536 1612 WerFault.exe Cert.exe

pid	pid_target	process	target process
536	1612	WerFault.exe	Cert.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:

file.exe

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

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1488 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

file.exeCert.exe

pid process

1608 file.exe
1612 Cert.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Cert.exe

description pid process

Token: SeDebugPrivilege 1612 Cert.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

17839850657982333983.exe

pid process

1780 17839850657982333983.exe

pid	process
1488	timeout.exe

description	pid	process
Token: SeDebugPrivilege	1612	Cert.exe

pid	process
1780	17839850657982333983.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

file.exe17839850657982333983.execmd.exeCert.exe

description	pid	process	target process
PID 1608 wrote to memory of 1780	1608	file.exe	17839850657982333983.exe
PID 1608 wrote to memory of 1780	1608	file.exe	17839850657982333983.exe
PID 1608 wrote to memory of 1780	1608	file.exe	17839850657982333983.exe
PID 1608 wrote to memory of 1780	1608	file.exe	17839850657982333983.exe
PID 1608 wrote to memory of 1780	1608	file.exe	17839850657982333983.exe
PID 1608 wrote to memory of 1780	1608	file.exe	17839850657982333983.exe
PID 1608 wrote to memory of 1780	1608	file.exe	17839850657982333983.exe
PID 1780 wrote to memory of 1508	1780	17839850657982333983.exe	cmd.exe
PID 1780 wrote to memory of 1508	1780	17839850657982333983.exe	cmd.exe
PID 1780 wrote to memory of 1508	1780	17839850657982333983.exe	cmd.exe
PID 1780 wrote to memory of 1508	1780	17839850657982333983.exe	cmd.exe
PID 1608 wrote to memory of 2028	1608	file.exe	cmd.exe
PID 1608 wrote to memory of 2028	1608	file.exe	cmd.exe
PID 1608 wrote to memory of 2028	1608	file.exe	cmd.exe
PID 1608 wrote to memory of 2028	1608	file.exe	cmd.exe
PID 1780 wrote to memory of 1612	1780	17839850657982333983.exe	Cert.exe
PID 1780 wrote to memory of 1612	1780	17839850657982333983.exe	Cert.exe
PID 1780 wrote to memory of 1612	1780	17839850657982333983.exe	Cert.exe
PID 1780 wrote to memory of 1612	1780	17839850657982333983.exe	Cert.exe
PID 2028 wrote to memory of 1488	2028	cmd.exe	timeout.exe
PID 2028 wrote to memory of 1488	2028	cmd.exe	timeout.exe
PID 2028 wrote to memory of 1488	2028	cmd.exe	timeout.exe
PID 2028 wrote to memory of 1488	2028	cmd.exe	timeout.exe
PID 1612 wrote to memory of 536	1612	Cert.exe	WerFault.exe
PID 1612 wrote to memory of 536	1612	Cert.exe	WerFault.exe
PID 1612 wrote to memory of 536	1612	Cert.exe	WerFault.exe
PID 1612 wrote to memory of 536	1612	Cert.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1608

C:\ProgramData\17839850657982333983.exe
"C:\ProgramData\17839850657982333983.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\FilesH.bat" "
3⤵
- Drops file in Drivers directory
PID:1508

C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
"C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 1168
4⤵
- Loads dropped DLL
- Program crash
PID:536

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\file.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2028

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
3⤵
- Delays execution with timeout.exe
PID:1488

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\17839850657982333983.exe
Filesize
377KB

MD5
de45c35d825037562691bf4966baa877

SHA1
34d5ce24da23e95eede66f7eb03f643c9f1fc6fc

SHA256
d2702be16de20ee796d1c38ce9f7636b3327b648cdb4bd77823fba908d481c48

SHA512
c0ce84055656b576fd5c597aea063844f0227a1940eb64e4fe1c7bc4e5bdff0a06a7abbd8d3c4c18017337b44828c262ecebaf948a17e1e9d5a253c53de152ef

Download Submit
C:\ProgramData\17839850657982333983.exe
Filesize
377KB

MD5
de45c35d825037562691bf4966baa877

SHA1
34d5ce24da23e95eede66f7eb03f643c9f1fc6fc

SHA256
d2702be16de20ee796d1c38ce9f7636b3327b648cdb4bd77823fba908d481c48

SHA512
c0ce84055656b576fd5c597aea063844f0227a1940eb64e4fe1c7bc4e5bdff0a06a7abbd8d3c4c18017337b44828c262ecebaf948a17e1e9d5a253c53de152ef

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
Filesize
275KB

MD5
119ee6d6dcfa21f32dd9db95b365f256

SHA1
42d7f74eab4682928b03e577e2f5b9e6a2d95356

SHA256
ca128762eff2a68d3c319bd81574e423c79f59b1e445646ebe83b9c2135c5146

SHA512
cb4b8a2f037f1e0ab6a06094895ce9afffaaa428142c63259fa4d899ea53e06c581f5379156bb5f5c577daec8ed8d3e4e315d504771176f2c1a9fb8904a54b7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
Filesize
275KB

MD5
119ee6d6dcfa21f32dd9db95b365f256

SHA1
42d7f74eab4682928b03e577e2f5b9e6a2d95356

SHA256
ca128762eff2a68d3c319bd81574e423c79f59b1e445646ebe83b9c2135c5146

SHA512
cb4b8a2f037f1e0ab6a06094895ce9afffaaa428142c63259fa4d899ea53e06c581f5379156bb5f5c577daec8ed8d3e4e315d504771176f2c1a9fb8904a54b7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\FilesH.bat
Filesize
355B

MD5
dd02458f6895094a339f406307325786

SHA1
3fc884aa1813ff64b3e0a9811158c4dbd8bf7736

SHA256
8e5b9aebf24078dc03e2a18c802127eb66bde2cda4d42740b9082bb1a888b787

SHA512
b2bb96803b53f3d4b6e318268e8fe76bc5340b7bbe01287c0d526caf1ab54747692491df0c2b3684cf30eaa49ab2bbf65ebeec5099c8b82709044116c9bc6e73

Download Submit
\ProgramData\17839850657982333983.exe
Filesize
377KB

MD5
de45c35d825037562691bf4966baa877

SHA1
34d5ce24da23e95eede66f7eb03f643c9f1fc6fc

SHA256
d2702be16de20ee796d1c38ce9f7636b3327b648cdb4bd77823fba908d481c48

SHA512
c0ce84055656b576fd5c597aea063844f0227a1940eb64e4fe1c7bc4e5bdff0a06a7abbd8d3c4c18017337b44828c262ecebaf948a17e1e9d5a253c53de152ef

Download Submit
\ProgramData\17839850657982333983.exe
Filesize
377KB

MD5
de45c35d825037562691bf4966baa877

SHA1
34d5ce24da23e95eede66f7eb03f643c9f1fc6fc

SHA256
d2702be16de20ee796d1c38ce9f7636b3327b648cdb4bd77823fba908d481c48

SHA512
c0ce84055656b576fd5c597aea063844f0227a1940eb64e4fe1c7bc4e5bdff0a06a7abbd8d3c4c18017337b44828c262ecebaf948a17e1e9d5a253c53de152ef

Download Submit
\ProgramData\17839850657982333983.exe
Filesize
377KB

MD5
de45c35d825037562691bf4966baa877

SHA1
34d5ce24da23e95eede66f7eb03f643c9f1fc6fc

SHA256
d2702be16de20ee796d1c38ce9f7636b3327b648cdb4bd77823fba908d481c48

SHA512
c0ce84055656b576fd5c597aea063844f0227a1940eb64e4fe1c7bc4e5bdff0a06a7abbd8d3c4c18017337b44828c262ecebaf948a17e1e9d5a253c53de152ef

Download Submit
\ProgramData\17839850657982333983.exe
Filesize
377KB

MD5
de45c35d825037562691bf4966baa877

SHA1
34d5ce24da23e95eede66f7eb03f643c9f1fc6fc

SHA256
d2702be16de20ee796d1c38ce9f7636b3327b648cdb4bd77823fba908d481c48

SHA512
c0ce84055656b576fd5c597aea063844f0227a1940eb64e4fe1c7bc4e5bdff0a06a7abbd8d3c4c18017337b44828c262ecebaf948a17e1e9d5a253c53de152ef

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
\ProgramData\sqlite3.dll
Filesize
1.1MB

MD5
1f44d4d3087c2b202cf9c90ee9d04b0f

SHA1
106a3ebc9e39ab6ddb3ff987efb6527c956f192d

SHA256
4841020c8bd06b08fde6e44cbe2e2ab33439e1c8368e936ec5b00dc0584f7260

SHA512
b614c72a3c1ce681ebffa628e29aa50275cc80ca9267380960c5198ea4d0a3f2df6cfb7275491d220bad72f14fc94e6656501e9a061d102fb11e00cfda2beb45

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
Filesize
275KB

MD5
119ee6d6dcfa21f32dd9db95b365f256

SHA1
42d7f74eab4682928b03e577e2f5b9e6a2d95356

SHA256
ca128762eff2a68d3c319bd81574e423c79f59b1e445646ebe83b9c2135c5146

SHA512
cb4b8a2f037f1e0ab6a06094895ce9afffaaa428142c63259fa4d899ea53e06c581f5379156bb5f5c577daec8ed8d3e4e315d504771176f2c1a9fb8904a54b7e

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
Filesize
275KB

MD5
119ee6d6dcfa21f32dd9db95b365f256

SHA1
42d7f74eab4682928b03e577e2f5b9e6a2d95356

SHA256
ca128762eff2a68d3c319bd81574e423c79f59b1e445646ebe83b9c2135c5146

SHA512
cb4b8a2f037f1e0ab6a06094895ce9afffaaa428142c63259fa4d899ea53e06c581f5379156bb5f5c577daec8ed8d3e4e315d504771176f2c1a9fb8904a54b7e

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
Filesize
275KB

MD5
119ee6d6dcfa21f32dd9db95b365f256

SHA1
42d7f74eab4682928b03e577e2f5b9e6a2d95356

SHA256
ca128762eff2a68d3c319bd81574e423c79f59b1e445646ebe83b9c2135c5146

SHA512
cb4b8a2f037f1e0ab6a06094895ce9afffaaa428142c63259fa4d899ea53e06c581f5379156bb5f5c577daec8ed8d3e4e315d504771176f2c1a9fb8904a54b7e

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
Filesize
275KB

MD5
119ee6d6dcfa21f32dd9db95b365f256

SHA1
42d7f74eab4682928b03e577e2f5b9e6a2d95356

SHA256
ca128762eff2a68d3c319bd81574e423c79f59b1e445646ebe83b9c2135c5146

SHA512
cb4b8a2f037f1e0ab6a06094895ce9afffaaa428142c63259fa4d899ea53e06c581f5379156bb5f5c577daec8ed8d3e4e315d504771176f2c1a9fb8904a54b7e

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
Filesize
275KB

MD5
119ee6d6dcfa21f32dd9db95b365f256

SHA1
42d7f74eab4682928b03e577e2f5b9e6a2d95356

SHA256
ca128762eff2a68d3c319bd81574e423c79f59b1e445646ebe83b9c2135c5146

SHA512
cb4b8a2f037f1e0ab6a06094895ce9afffaaa428142c63259fa4d899ea53e06c581f5379156bb5f5c577daec8ed8d3e4e315d504771176f2c1a9fb8904a54b7e

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Cert.exe
Filesize
275KB

MD5
119ee6d6dcfa21f32dd9db95b365f256

SHA1
42d7f74eab4682928b03e577e2f5b9e6a2d95356

SHA256
ca128762eff2a68d3c319bd81574e423c79f59b1e445646ebe83b9c2135c5146

SHA512
cb4b8a2f037f1e0ab6a06094895ce9afffaaa428142c63259fa4d899ea53e06c581f5379156bb5f5c577daec8ed8d3e4e315d504771176f2c1a9fb8904a54b7e

Download Submit
memory/536-84-0x0000000000000000-mapping.dmp

Download
memory/1488-78-0x0000000000000000-mapping.dmp

Download
memory/1508-71-0x0000000000000000-mapping.dmp

Download
memory/1608-56-0x0000000000308000-0x0000000000334000-memory.dmp

Filesize
176KB

Download
memory/1608-73-0x0000000000308000-0x0000000000334000-memory.dmp

Filesize
176KB

Download
memory/1608-55-0x0000000075A91000-0x0000000075A93000-memory.dmp

Filesize
8KB

Download
memory/1608-80-0x0000000000400000-0x0000000002C3D000-memory.dmp

Filesize
40.2MB

Download
memory/1608-57-0x00000000001B0000-0x00000000001F9000-memory.dmp

Filesize
292KB

Download
memory/1608-58-0x0000000000400000-0x0000000002C3D000-memory.dmp

Filesize
40.2MB

Download
memory/1608-54-0x0000000000308000-0x0000000000334000-memory.dmp

Filesize
176KB

Download
memory/1612-76-0x0000000000000000-mapping.dmp

Download
memory/1612-81-0x0000000001340000-0x000000000138A000-memory.dmp

Filesize
296KB

Download
memory/1612-82-0x0000000004790000-0x0000000004840000-memory.dmp

Filesize
704KB

Download
memory/1780-70-0x0000000073D41000-0x0000000073D43000-memory.dmp

Filesize
8KB

Download
memory/1780-66-0x0000000000000000-mapping.dmp

Download
memory/2028-72-0x0000000000000000-mapping.dmp

Download