MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4412691fb97f2c13adc61b1b4bf4dd6e34d1e10cd8e1f65398921f3f9df569ac. 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: | 4412691fb97f2c13adc61b1b4bf4dd6e34d1e10cd8e1f65398921f3f9df569ac |
|---|---|
| SHA3-384 hash: | 6bd6aadc1752ee42eeedfbb1eeff41716e13c26c4493f12c71f600633402407dd7c0b1c1b2920bc2683fb5f4ba972992 |
| SHA1 hash: | e89ce942504f7544159c17362973ca9307adefff |
| MD5 hash: | db409cb20e82dcf9c386f8e896632760 |
| humanhash: | tango-island-mountain-may |
| File name: | file |
| Download: | download sample |
| Signature | Vidar |
| File size: | 171'008 bytes |
| First seen: | 2025-12-23 12:07:01 UTC |
| Last seen: | 2025-12-24 05:25:52 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 31e06ec6723bcc3b75c69a4521e4b8f5 (38 x Vidar) |
| ssdeep | 3072:yeDtDmK9/cc/JVj2Op8+FmImKxRiFAA4QuM5RvGe7FrehBWx7QXukrmNvCYZZFR0:pDmXc/bC9fGDQ/5RV7FWyA4vCEF7 |
| TLSH | T197F313D3D48ADC45E6A12E7ABAE87B24B07417CB236C38E69BCFCAE6C7507014715264 |
| TrID | 63.5% (.EXE) UPX compressed Win64 Executable (70117/5/12) 24.5% (.EXE) UPX compressed Win32 Executable (27066/9/6) 4.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 1.8% (.ICL) Windows Icons Library (generic) (2059/9) 1.8% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | dropped-by-amadey exe fbf543 UPX vidar |
UPX packed
This file is packed with UPX. We have therefore unpacked the file. Below is furhter information about the unpacked (de-compressed) file.
| File size (compressed) : | 171'008 bytes |
|---|---|
| File size (de-compressed) : | 462'848 bytes |
| Format: | win64/pe |
| Unpacked file: | 285b4668b810e8b6a687a799ac4683551ce7ed4ee11a8c1082bd1f1c89e3be66 |
Intelligence
File Origin
# of uploads :
7
# of downloads :
96
Origin country :
USVendor Threat Intelligence
Malware configuration found for:
PEPacker
Details
PEPacker
a UPX version number and an unpacked binary
Malware family:
vidar
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2025-12-23 12:10:15 UTC
Tags:
stealer stealc vidar xor-url upx generic
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
93.3%
Tags:
ransomware obfuscated emotet small
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-debug crypter crypto fingerprint hacktool infostealer obfuscated packed packed packed upx vidar
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-12-23T09:22:00Z UTC
Last seen:
2025-12-24T03:39:00Z UTC
Hits:
~100
Detections:
VHO:Trojan-PSW.Win32.Vidar.gen VHO:Trojan-PSW.Win32.Convagent.gen VHO:Trojan.Win32.GenericML.xnet UDS:DangerousObject.Multi.Generic
Verdict:
Unknown
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Family.STEALC
Threat name:
Win64.Malware.Heuristic
Status:
Malicious
First seen:
2025-12-23 12:07:12 UTC
File Type:
PE+ (Exe)
Extracted files:
3
AV detection:
18 of 36 (50.00%)
Threat level:
2/5
Detection(s):
Suspicious file
Result
Malware family:
vidar
Score:
10/10
Tags:
family:vidar defense_evasion discovery spyware stealer trojan upx
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
System Time Discovery
Drops file in Windows directory
UPX packed file
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
Verdict:
Malicious
Tags:
Stealc
YARA:
n/a
Unpacked files
SH256 hash:
4412691fb97f2c13adc61b1b4bf4dd6e34d1e10cd8e1f65398921f3f9df569ac
MD5 hash:
db409cb20e82dcf9c386f8e896632760
SHA1 hash:
e89ce942504f7544159c17362973ca9307adefff
SH256 hash:
285b4668b810e8b6a687a799ac4683551ce7ed4ee11a8c1082bd1f1c89e3be66
MD5 hash:
f22f50d84666a2aedd3aace16eb1a4ff
SHA1 hash:
7c49d673cfcee301289870405358e511ad59bec8
Detections:
win_bazarbackdoor_auto
SUSP_XORed_URL_In_EXE
SUSP_XORed_Mozilla
Malware family:
Vidar
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | 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: | dgaagas |
|---|---|
| Author: | Harshit |
| Description: | Uses certutil.exe to download a file named test.txt |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows executables referencing non-Windows User-Agents |
| Rule name: | SUSP_XORed_Mozilla_Oct19 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key. |
| Reference: | https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force() |
| Rule name: | SUSP_XORed_Mozilla_RID2DB4 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects suspicious XORed keyword - Mozilla/5.0 |
| Reference: | Internal Research |
| Rule name: | SUSP_XORed_URL_In_EXE |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects an XORed URL in an executable |
| Reference: | https://twitter.com/stvemillertime/status/1237035794973560834 |
| Rule name: | SUSP_XORed_URL_in_EXE_RID2E46 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects an XORed URL in an executable |
| Reference: | https://twitter.com/stvemillertime/status/1237035794973560834 |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | upx_largefile |
|---|---|
| Author: | k3nr9 |
| Rule name: | win_bazarbackdoor_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.bazarbackdoor. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropped by
Amadey
Delivery method
Distributed via web download
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