MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 00247c4c6aa56c58e4661317a7c4253245d8280d1d07502c9cb0b23d675edf3f. 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: 16
| SHA256 hash: | 00247c4c6aa56c58e4661317a7c4253245d8280d1d07502c9cb0b23d675edf3f |
|---|---|
| SHA3-384 hash: | 032ef0f9c55c5f6f99341a44c7c69312fe608737d1fdf4e2dd07a40c975c6937e24c0d3216ff528e541ddf0882f67130 |
| SHA1 hash: | 27fe84d193f1d9e1d15c5ddf7d87f624c5549516 |
| MD5 hash: | 2a0ab82d1a8a147acf8299116c34378c |
| humanhash: | violet-west-thirteen-lion |
| File name: | SumatraPDF |
| Download: | download sample |
| Signature | ValleyRAT |
| File size: | 217'544 bytes |
| First seen: | 2024-12-26 08:47:02 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b8bf08fa843a9ec1ce10d80fbf550c26 (87 x ValleyRAT, 1 x Gh0stRAT) |
| ssdeep | 3072:rbWjdIPbcia0NFtwwnILn3py6D268XEPKt5P8zO2N0sJwotTW:rbWjMbcCtwwnchx1yjPeJHTW |
| Threatray | 59 similar samples on MalwareBazaar |
| TLSH | T149249D32B5A0D472C482253469EDDB720A39FD311BA581E7B3A4336E5E707C22A7539F |
| 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 |
| File icon (PE): |  |
| dhash icon | 8856e4c8347cd4d4 (2 x ValleyRAT) |
| Reporter |  NDA0E |
| Tags: | exe signed SilverFox ValleyRAT winos |
Code Signing Certificate
| Organisation: | 万宁市领新创维工程有限公司 |
|---|---|
| Issuer: | Sectigo Public Code Signing CA EV R36 |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2024-11-27T00:00:00Z |
| Valid to: | 2025-11-27T23:59:59Z |
| Serial number: | 059d20d33cd12fcffdbbda534fd1c675 |
| Cert Graveyard Blocklist: | This certificate is on the Cert Graveyard blocklist |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | 750b21a0350d7d109755d9705d2f7374791dcdfb74e19983c025b7d5c3b79fd3 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 121.37.140.40:6666 | https://threatfox.abuse.ch/ioc/1368500/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
393
Origin country :
ROVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SumatraPDF
Verdict:
Malicious activity
Analysis date:
2024-12-26 08:52:18 UTC
Tags:
silverfox backdoor winos
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
99.1%
Tags:
emotet farfli
Result
Verdict:
Malware
Maliciousness:
Behaviour
Connection attempt
Sending a custom TCP request
Сreating synchronization primitives
Creating a window
Creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
adaptive-context anti-vm farfli installer microsoft_visual_cc
Verdict:
Malicious
Labled as:
Babar.Generic
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
APT27
Verdict:
Malicious
Result
Threat name:
n/a
Detection:
malicious
Classification:
spyw.evad
Score:
72 / 100
Signature
AI detected suspicious sample
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Behaviour
Behavior Graph:
Score:
97%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.FatalRAT
Status:
Malicious
First seen:
2024-12-25 13:13:00 UTC
File Type:
PE (Exe)
Extracted files:
48
AV detection:
21 of 23 (91.30%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
winos
Similar samples:
+ 49 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.Fragtor-10028386-0
YARA:
n/a
Unpacked files
SH256 hash:
00247c4c6aa56c58e4661317a7c4253245d8280d1d07502c9cb0b23d675edf3f
MD5 hash:
2a0ab82d1a8a147acf8299116c34378c
SHA1 hash:
27fe84d193f1d9e1d15c5ddf7d87f624c5549516
Detections:
win_valley_rat_auto
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: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | PE_Potentially_Signed_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | RansomPyShield_Antiransomware |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP) |
| 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 |
| Rule name: | Windows_Generic_Threat_4b0b73ce |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_valley_rat_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.valley_rat. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| MULTIMEDIA_API | Can Play Multimedia | WINMM.dll::timeGetTime |
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CreateProcessA KERNEL32.dll::OpenProcess KERNEL32.dll::VirtualAllocEx KERNEL32.dll::WriteProcessMemory KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineW |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleWindow KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleCP |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CreateFileW KERNEL32.dll::GetSystemDirectoryA KERNEL32.dll::GetFileAttributesA |
| WIN_REG_API | Can Manipulate Windows Registry | ADVAPI32.dll::RegCreateKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW |
| WIN_SOCK_API | Uses Network to send and receive data | WS2_32.dll::WSACloseEvent WS2_32.dll::WSACreateEvent WS2_32.dll::WSAEnumNetworkEvents WS2_32.dll::WSAEventSelect WS2_32.dll::WSAIoctl WS2_32.dll::WSAResetEvent |
| WIN_USER_API | Performs GUI Actions | USER32.dll::PeekMessageW |
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