MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 312b2ec093ef1f61d8b3db70784aa5a946ac7a772a15d1482f5e32f65e607eaf. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
Vidar
Vendor detections: 17
| SHA256 hash: | 312b2ec093ef1f61d8b3db70784aa5a946ac7a772a15d1482f5e32f65e607eaf |
|---|---|
| SHA3-384 hash: | 329894f578d556cb67afdb633cb26db90d8bfa50d96bb0d8335d2a556aabcbe6f0c2243ea1270a029f03d7ae5685d738 |
| SHA1 hash: | 7b000d471b030f69adec0461f6f11a9dd66d8e64 |
| MD5 hash: | 0ad01951a8bfebacc62a0e93c7b2265d |
| humanhash: | winner-zebra-failed-harry |
| File name: | file |
| Download: | download sample |
| Signature | Vidar |
| File size: | 8'500'864 bytes |
| First seen: | 2025-12-09 15:55:16 UTC |
| Last seen: | 2025-12-09 17:28:02 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 4035d2883e01d64f3e7a9dccb1d63af5 (47 x ServHelper, 29 x Vidar, 20 x LummaStealer) |
| ssdeep | 49152:+0aay83sOFL54qGb3z5YtnBuvrslRicSbJCZ5RNAPTboK1ysn:g83TID5YB4sJSNCZnNAb9 |
| Threatray | 173 similar samples on MalwareBazaar |
| TLSH | T1C8862842B98D4575C69AF33C916162907F357C6943313BDF2FD84A6B0C2ABC42B3AA1D |
| gimphash | 1ce068cb281feb6c6ea0c9d198f9775cb366ae68683a41cf8fb4390d6951f5bf |
| TrID | 48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | dropped-by-Stealc exe jopa signed vidar |
Code Signing Certificate
| Organisation: | githab.com |
|---|---|
| Issuer: | R13 |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2025-10-16T07:06:41Z |
| Valid to: | 2026-01-14T07:06:40Z |
| Serial number: | 06811e3acd8227232ee58a61ecd714a9b643 |
| Intelligence: | 74 malware samples on MalwareBazaar are signed with this code signing certificate |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | 7155d3d41b14d75039bde48c8f97c4869637b0988a74d528234a86a384e1b780 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
8
# of downloads :
114
Origin country :
PTVendor Threat Intelligence
Malware configuration found for:
Going
Details
Malware family:
vidar
ID:
1
File name:
_312b2ec093ef1f61d8b3db70784aa5a946ac7a772a15d1482f5e32f65e607eaf.exe
Verdict:
Malicious activity
Analysis date:
2025-12-09 15:56:39 UTC
Tags:
xor-url generic golang stealer stealc vidar
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
99.9%
Tags:
ransomware injection emotet obfusc
Result
Verdict:
Clean
Maliciousness:
Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Behavior that indicates a threat
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
adaptive-context anti-vm crypto golang signed
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-12-09T08:54:00Z UTC
Last seen:
2025-12-11T03:41:00Z UTC
Hits:
~100
Detections:
Trojan.Win64.Agent.smfbjm Trojan.Win64.Agent.sb UDS:DangerousObject.Multi.Generic Trojan-PSW.Vidar.HTTP.C&C Trojan-PSW.Stealerc.TCP.C&C Trojan-PSW.Stealerc.HTTP.C&C
Verdict:
Suspicious
Score:
77%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Family.STEALC
Threat name:
Win64.Spyware.Vidar
Status:
Suspicious
First seen:
2025-12-09 15:55:32 UTC
File Type:
PE+ (Exe)
Extracted files:
2
AV detection:
18 of 38 (47.37%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
vidar
Similar samples:
+ 163 additional samples on MalwareBazaar
Result
Malware family:
vidar
Score:
10/10
Tags:
family:vidar botnet:dadf4dfb4414faa707e84357dfba40dd discovery spyware stealer
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Drops file in Windows directory
Checks installed software on the system
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Detects Vidar Stealer
Vidar
Vidar family
Malware Config
C2 Extraction:
https://steamcommunity.com/profiles/76561198761022496
Verdict:
Malicious
Tags:
Stealc
YARA:
n/a
Unpacked files
SH256 hash:
312b2ec093ef1f61d8b3db70784aa5a946ac7a772a15d1482f5e32f65e607eaf
MD5 hash:
0ad01951a8bfebacc62a0e93c7b2265d
SHA1 hash:
7b000d471b030f69adec0461f6f11a9dd66d8e64
Malware family:
Vidar
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | command_and_control |
|---|---|
| Author: | CD_R0M_ |
| Description: | This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group |
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__RemoteAPI |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | dependsonpythonailib |
|---|---|
| Author: | Tim Brown |
| Description: | Hunts for dependencies on Python AI libraries |
| Rule name: | DetectGoMethodSignatures |
|---|---|
| Author: | Wyatt Tauber |
| Description: | Detects Go method signatures in unpacked Go binaries |
| Rule name: | Detect_Go_GOMAXPROCS |
|---|---|
| Author: | Obscurity Labs LLC |
| Description: | Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata |
| Rule name: | dgaagas |
|---|---|
| Author: | Harshit |
| Description: | Uses certutil.exe to download a file named test.txt |
| Rule name: | GoBinTest |
|---|
| Rule name: | golang |
|---|
| Rule name: | Golangmalware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Malware in Golang |
| Rule name: | golang_binary_string |
|---|---|
| Description: | Golang strings present |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | golang_duffcopy_amd64 |
|---|
| Rule name: | HiveRansomware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Yara Rule To Detect Hive V4 Ransomware |
| Rule name: | identity_golang |
|---|---|
| Author: | Eric Yocam |
| Description: | find Golang malware |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | ProgramLanguage_Golang |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Golang programming language |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropped by
Stealc
Delivery method
Distributed via web download
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