MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7890f0bcfd5ce8f97d3f1444dcc4b965a67076526b7c2b34d090dfaec1c61410. 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
ValleyRAT
Vendor detections: 14
| SHA256 hash: | 7890f0bcfd5ce8f97d3f1444dcc4b965a67076526b7c2b34d090dfaec1c61410 |
|---|---|
| SHA3-384 hash: | 170f8f9d827a77b2ff4d032355acae546867923a23af34330fac29122c5f1d4ae58bd59ff4e34fd4f2414570705301fe |
| SHA1 hash: | ad8830faf8a80bef8ddc4f0a94eef512fe289bfe |
| MD5 hash: | c744b00ae7f52acb4cb08f66a5e046ee |
| humanhash: | berlin-summer-wyoming-delta |
| File name: | ApplicationFismeHost.exe |
| Download: | download sample |
| Signature | ValleyRAT |
| File size: | 145'408 bytes |
| First seen: | 2026-05-16 16:11:13 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 7606875bfde78b98e965dd44b8ef9a1d (1 x ValleyRAT) |
| ssdeep | 3072:fomnMgdUagvBt3o53FmtusW+539c1eOVdjUF1Z:fomnZA3o51ay+53vw4 |
| Threatray | 992 similar samples on MalwareBazaar |
| TLSH | T142E36C033280A1BBC94B11F114BC9B798F77C41A1712C9E387DA5DB88F6E3E159396E9 |
| TrID | 50.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 10.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 10.5% (.EXE) Win64 Executable (generic) (6522/11/2) 8.1% (.EXE) Win16 NE executable (generic) (5038/12/1) 7.2% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| Reporter |  Ling |
| Tags: | exe SilverFox Trojan/SilverFox.wos[dll] ValleyRAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 103.238.225.156:15641 | https://threatfox.abuse.ch/ioc/1815337/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
120
Origin country :
USVendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
ApplicationFismeHost.exe
Verdict:
Malicious activity
Analysis date:
2026-05-16 11:50:54 UTC
Tags:
payload silverfox backdoor valleyrat rat winos
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:
99.1%
Tags:
shellcode emotet virus
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm evasive rust
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-05-16T08:47:00Z UTC
Last seen:
2026-05-17T18:22:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic HEUR:Backdoor.Win32.Xkcp.gen Backdoor.Xkcp.TCP.ServerRequest Backdoor.Agent.TCP.C&C
Malware family:
ValleyRAT
Verdict:
Malicious
Score:
96%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 32 Exe x86
Verdict:
Malicious
Threat:
Backdoor.Xkcp.TCP
Threat name:
Win32.Trojan.Malgent
Status:
Malicious
First seen:
2026-05-16 16:09:55 UTC
File Type:
PE (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
valleyrat
Similar samples:
+ 982 additional samples on MalwareBazaar
Gathering data
Unpacked files
SH256 hash:
7890f0bcfd5ce8f97d3f1444dcc4b965a67076526b7c2b34d090dfaec1c61410
MD5 hash:
c744b00ae7f52acb4cb08f66a5e046ee
SHA1 hash:
ad8830faf8a80bef8ddc4f0a94eef512fe289bfe
Malware family:
ValleyRAT
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: | GenericGh0st |
|---|---|
| Author: | Still |
| Rule name: | Gh0stKCP |
|---|---|
| Author: | Netresec |
| Description: | Detects HP-Socket ARQ and KCP implementations, which are used in Gh0stKCP. Forked from @stvemillertime's KCP catchall rule. |
| Reference: | https://netresec.com/?b=259a5af |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | malware_shellcode_hash |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect shellcode api hash value |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | meth_peb_parsing |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | ProgramLanguage_Rust |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Rust 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 |
| 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: | VECT_Ransomware |
|---|---|
| Author: | Mustafa Bakhit |
| Description: | Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments. |
| Rule name: | Windows_Generic_Threat_4b0b73ce |
|---|---|
| Author: | Elastic Security |
| Rule name: | Windows_Trojan_Winos_464b8a2e |
|---|---|
| Author: | Elastic Security |
| Rule name: | WinosStager |
|---|---|
| Author: | YungBinary |
| Description: | https://www.esentire.com/blog/winos4-0-online-module-staging-component-used-in-cleversoar-campaign |
| Rule name: | win_winos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.winos. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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