vidar | c18daf8d23214417f5c2165c850ffe0e83b657d9ba045dde50757cfd5b5f4dbc

Analysis

max time kernel
121s
max time network
140s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12/08/2024, 07:47

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General

Target

3b0041dfa75c093509fd3e2e1a144532.exe
Size

3.3MB
MD5

3b0041dfa75c093509fd3e2e1a144532
SHA1

a294857985afb4a0e6ec3f2d5cb07cf2298ba94f
SHA256

c18daf8d23214417f5c2165c850ffe0e83b657d9ba045dde50757cfd5b5f4dbc
SHA512

f04a084d16d3ed056537d514edb7ebb81aa96aca384b35b12ca6fb1847a1cc205a24be5c9606d3043ddb1aa691d9e187df1a4e709a315283ea2d8437c7e87b66
SSDEEP

49152:YQdYX/DGwoPPzLEfh+OuZA2lyfbSbU4SymzeSgfxMFB:YQW/JqzIND2lyf7hymzeSgqT

Score

10^/10

vidar credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

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 3 IoCs

stealer

resource	yara_rule
behavioral1/memory/2644-70-0x0000000000400000-0x0000000000643000-memory.dmp	family_vidar_v7
behavioral1/memory/2644-77-0x0000000000400000-0x0000000000643000-memory.dmp	family_vidar_v7
behavioral1/memory/2644-127-0x0000000000400000-0x0000000000643000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2644	MSBuild.exe
2644	MSBuild.exe

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

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2256 set thread context of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 2 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	3b0041dfa75c093509fd3e2e1a144532.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.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

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe
2644	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2256	3b0041dfa75c093509fd3e2e1a144532.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30
PID 2256 wrote to memory of 2644	2256	3b0041dfa75c093509fd3e2e1a144532.exe	30

C:\Users\Admin\AppData\Local\Temp\3b0041dfa75c093509fd3e2e1a144532.exe
"C:\Users\Admin\AppData\Local\Temp\3b0041dfa75c093509fd3e2e1a144532.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
87f1f36a142cb576e57523cd443cd680

SHA1
3fd5364bce5e2eede7f877a4383dc48b635ff531

SHA256
b343c18d146bcd832926150a67aace4c86d0adc4f6f85df1c148ae13ec468024

SHA512
9735911d9e105957db24e2afb21d07723d5ece2e96b585d8b5abaed5d691f8c66db0f160ea7ae8d079b11a940836cd7610b2463379c3cfe209d012ad1ff2c51b

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
062dc5290840426f3a0aa9d44e1a9db1

SHA1
f64c75648325fe52f4364d83a1c6a46038885940

SHA256
edef107955c841f0e929a1e3cb70327a3ffcdaf801f9ccf8c7612303bcfda00e

SHA512
6d7bdc1a7bde2bf7bb7feacb643cd9abef8e1176db46e6bddc3f7c8d6392c08b07625c947d30934092552a444453c8785fa12b1144a87e19af3a41336169e214

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
c4230b9abf5635cdb47634b0d413d0a2

SHA1
c20fa9a10ef992ae730005901d73637c9bb0a0ab

SHA256
5d6b1286896fa4c30a873fab76dfd1470b8c0f09666bd64e7463c08d0381b5f0

SHA512
cc2e5bf9216f539a0e9771f6ec9a6806bc8383dd230bdfdcc2e68ea866cdd4fd939aa66502dc8aeb4bd4a4c33975e524896cd3fcb90d9fd86b48aade19a91c82

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

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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
memory/2256-35-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-23-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-6-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-25-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-65-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-63-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-61-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-59-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-57-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-55-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-51-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-49-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-47-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-45-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-43-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-41-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-39-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-37-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-4-0x0000000004A10000-0x0000000004B02000-memory.dmp

Filesize
968KB

Download
memory/2256-33-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-31-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-29-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-27-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-5-0x00000000005A0000-0x00000000005BC000-memory.dmp

Filesize
112KB

Download
memory/2256-21-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-19-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-17-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-15-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-13-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-11-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-9-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-7-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-53-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2256-66-0x0000000074040000-0x000000007472E000-memory.dmp

Filesize
6.9MB

Download
memory/2256-78-0x0000000074040000-0x000000007472E000-memory.dmp

Filesize
6.9MB

Download
memory/2256-0-0x000000007404E000-0x000000007404F000-memory.dmp

Filesize
4KB

Download
memory/2256-1-0x0000000000CD0000-0x000000000101C000-memory.dmp

Filesize
3.3MB

Download
memory/2256-2-0x00000000050E0000-0x0000000005238000-memory.dmp

Filesize
1.3MB

Download
memory/2256-3-0x0000000074040000-0x000000007472E000-memory.dmp

Filesize
6.9MB

Download
memory/2644-69-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2644-77-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2644-70-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2644-67-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2644-68-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download
memory/2644-127-0x0000000000400000-0x0000000000643000-memory.dmp

Filesize
2.3MB

Download