MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a71b53d55f537c34015bbf3fb99888033d58863fbc1ac7ed8a17af94f5d04bf1. 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
Threat unknown
Vendor detections: 15
| SHA256 hash: | a71b53d55f537c34015bbf3fb99888033d58863fbc1ac7ed8a17af94f5d04bf1 |
|---|---|
| SHA3-384 hash: | 7605289662e1f51d4684e5f61d1a138db0e365ed6378269253d6201cee53b414dd0fbc7491e21b06a39fd4bbb4b108ea |
| SHA1 hash: | be0dc025da9da53c69c33137c63dc83fc1ac20e8 |
| MD5 hash: | 112a08e0d86885ceeef49c82c8c5c327 |
| humanhash: | low-kentucky-friend-echo |
| File name: | file |
| Download: | download sample |
| File size: | 580'096 bytes |
| First seen: | 2025-12-28 11:06:33 UTC |
| Last seen: | 2025-12-28 13:07:59 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 5470ca331e23cba0031fbc9730376e24 |
| ssdeep | 6144:5NFy/0WhBGtUK8z88VeLQiI8MvCobILNkJnDCikykXhCgp/1JsUzvE4w6JOOunaC:8cDv87KkkykT/sUAgsdBiBNlin |
| TLSH | T15AC41A7DAC60F362F608D0BEE185D3529E2178110236AAD319BE932412459B3DF5B7FE |
| TrID | 44.4% (.EXE) Win64 Executable (generic) (10522/11/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | dropped-by-amadey exe fbf543 |
Intelligence
File Origin
# of uploads :
4
# of downloads :
88
Origin country :
USVendor Threat Intelligence
No detections
Malware family:
vidar
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2025-12-28 11:09:04 UTC
Tags:
xor-url generic stealer stealc vidar
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
99.9%
Tags:
ransomware emotet virus remo
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-debug base64 crypto fingerprint hacktool obfuscated
Verdict:
Malicious
Labled as:
Trojan.Generic
Result
Gathering data
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-12-28T07:47:00Z UTC
Last seen:
2025-12-28T07:57:00Z UTC
Hits:
~10
Verdict:
Unknown
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Family.STEALC
Threat name:
Win64.Trojan.Generic
Status:
Suspicious
First seen:
2025-12-28 11:07:15 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
12 of 36 (33.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
a71b53d55f537c34015bbf3fb99888033d58863fbc1ac7ed8a17af94f5d04bf1
MD5 hash:
112a08e0d86885ceeef49c82c8c5c327
SHA1 hash:
be0dc025da9da53c69c33137c63dc83fc1ac20e8
Detections:
win_bazarbackdoor_auto
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: | Check_Debugger |
|---|
| 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__RemoteAPI |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Active |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| 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: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| 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
exe a71b53d55f537c34015bbf3fb99888033d58863fbc1ac7ed8a17af94f5d04bf1
(this sample)
Dropped by
Amadey
Delivery method
Distributed via web download
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.