MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c1a05dafcf3fff4ec0b11defdaada15c753c52994fa857dccf7bd76f44ac5711. 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: 7
| SHA256 hash: | c1a05dafcf3fff4ec0b11defdaada15c753c52994fa857dccf7bd76f44ac5711 |
|---|---|
| SHA3-384 hash: | b5ac9f61e145af9a4dc0fcd542b1393b6cfa71c2fcd56878b8052b79162f1492b10a5f71cbc62aad8147c1962ae23c52 |
| SHA1 hash: | c3a6c2808e7007d50c3f88cd0950cf6416d9007f |
| MD5 hash: | e442ea1ac184071294c9820ef9bb50ef |
| humanhash: | spring-arkansas-video-ohio |
| File name: | file |
| Download: | download sample |
| File size: | 24'933'832 bytes |
| First seen: | 2026-10-22 13:18:00 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/vnd.microsoft.portable-executable |
| imphash | 4fe6c4e15a8fb4ff217154e90e8a41ed |
| ssdeep | 393216:dE2bKOX9OMG/tKWAn5b3E8ZNj/+cSamx3W8sd96HemXSEzXJ9:XDvBu8ZNj+LaC3enAb |
| TLSH | T1C6471229A38B52DFC3668230557CB761FC2EC965A508DD7AC799C1BC3DB1C2E28C52E1 |
| TrID | 45.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 18.0% (.EXE) Win64 Executable (generic) (6522/11/2) 13.9% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.6% (.ICL) Windows Icons Library (generic) (2059/9) 5.6% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| dhash icon | 69e8ccccc4cce871 (1 x CoinMiner) |
| Reporter |  Bitsight |
| Tags: | 55001da20373e92a4261b69e9f1087ac dropped-by-Vidar exe signed |
Code Signing Certificate
| Organisation: | Google LLC |
|---|---|
| Issuer: | Google Trust Services: Windows CA GTS R4 G1 |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2026-10-21T13:06:12Z |
| Valid to: | 2046-10-22T13:06:12Z |
| Serial number: | b80297a8e4dfc03244ab39dbe509b7c0 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | f8e51d385433e4ebf436e6317c6edaf128bb70556376c857447aa1774e8c941a |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
1
# of downloads :
169
Origin country :
USVendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-10-22 13:28:03 UTC
Tags:
auto-reg
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Clean
Score:
89.1%
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Sending a custom TCP request
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
Gathering data
Verdict:
Malicious
Labled as:
Yogi.Generic
Verdict:
Unknown
File Type:
exe x64
First seen:
2026-10-22T11:26:00Z UTC
Last seen:
2026-10-22T11:35:00Z UTC
Hits:
~10
Score:
97%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Gathering data
Threat name:
Win64.Spyware.Acrstealer
Status:
Malicious
First seen:
2026-10-22 13:18:34 UTC
File Type:
PE+ (Exe)
Extracted files:
9
AV detection:
22 of 38 (57.89%)
Threat level:
2/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
n/a
Behaviour
Suspicious use of WriteProcessMemory
Executes dropped EXE
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: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments |
| Reference: | https://cyfare.net/ |
| Rule name: | upxHook |
|---|---|
| Author: | @r3dbU7z |
| Description: | Detect artifacts from 'upxHook' - modification of UPX packer |
| Reference: | https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/ |
| Rule name: | WIN_Malware_Fantom_ForgeAuto_98e6f354_Extrait |
|---|---|
| Author: | Marjoriefort |
| Description: | Detects Fantom (pe, etat extrait) |
| Rule name: | WIN_Malware_Unknown_ForgeAuto_30f84f37 |
|---|---|
| Author: | Marjoriefort |
| Description: | Detects Unknown (pe, etat binaire) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
exe c1a05dafcf3fff4ec0b11defdaada15c753c52994fa857dccf7bd76f44ac5711
(this sample)
Dropped by
Vidar
Delivery method
Distributed via web download
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