MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f1b411cb1dca35a911680b7ca2c31bb6ec893300780cecaf71a132c89eb74b37. 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: 11
| SHA256 hash: | f1b411cb1dca35a911680b7ca2c31bb6ec893300780cecaf71a132c89eb74b37 |
|---|---|
| SHA3-384 hash: | 41b2be890b43e8eace7b5b4f52d168c5370e24ba1141d9d035b4f6993f1f764aa0f42123ab9ec6ad14f38d9436f7e332 |
| SHA1 hash: | 7b34f896f92de9432a9187b7dc98be5f0fe16fa4 |
| MD5 hash: | a64e45b1fe61495c98f98c3b190fc918 |
| humanhash: | steak-seven-idaho-magazine |
| File name: | a64e45b1fe61495c98f98c3b190fc918.exe |
| Download: | download sample |
| Signature | ValleyRAT |
| File size: | 1'802'240 bytes |
| First seen: | 2025-06-11 23:00:25 UTC |
| Last seen: | 2025-06-12 15:55:25 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 4f2f006e2ecf7172ad368f8289dc96c1 (40 x LummaStealer, 21 x SalatStealer, 17 x CobaltStrike) |
| ssdeep | 24576:UHXqhApbnYBiV62tw46HiBpmopiljBRMoEpZi44zo5pmORZi0ujhkAHi3mNT9YEn:UFIt3Urp57QjhRCWp9NCu1 |
| Threatray | 339 similar samples on MalwareBazaar |
| TLSH | T1DD856B02FDD744B5E406563258EB62AF23359E060F32DB87EA44BA7DFA776D50832309 |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10522/11/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| Reporter |  abuse_ch |
| Tags: | exe RAT ValleyRAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 47.98.195.230:2222 | https://threatfox.abuse.ch/ioc/1544018/ |
Intelligence
File Origin
# of uploads :
4
# of downloads :
586
Origin country :
NLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a64e45b1fe61495c98f98c3b190fc918.exe
Verdict:
Malicious activity
Analysis date:
2025-06-11 23:02:12 UTC
Tags:
payload silverfox backdoor valleyrat winos rat golang
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:
shellcode emotet virus
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Connection attempt
Sending a custom TCP request
Сreating synchronization primitives
Creating a window
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm golang packed packed packer_detected
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Verdict:
Suspicious
Result
Threat name:
n/a
Detection:
malicious
Classification:
spyw.evad
Score:
76 / 100
Signature
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Detected unpacking (creates a PE file in dynamic memory)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Behaviour
Behavior Graph:
Score:
94%
Verdict:
Malware
File Type:
PE
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
winos
Similar samples:
+ 329 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
3/10
Tags:
discovery
Behaviour
System Location Discovery: System Language Discovery
Verdict:
Malicious
Tags:
Win.Malware.Goshell-10009520-0
YARA:
n/a
Unpacked files
SH256 hash:
f1b411cb1dca35a911680b7ca2c31bb6ec893300780cecaf71a132c89eb74b37
MD5 hash:
a64e45b1fe61495c98f98c3b190fc918
SHA1 hash:
7b34f896f92de9432a9187b7dc98be5f0fe16fa4
Malware family:
ValleyRAT
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| 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: | 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: | HiveRansomware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Yara Rule To Detect Hive V4 Ransomware |
| Rule name: | malware_shellcode_hash |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect shellcode api hash value |
| 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: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| 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.
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| FILE_IO_WRITE | Can Create and Remove Files | os.newFile |
Comments
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