MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726. 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: 12


Intelligence 12 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726
SHA3-384 hash: c15108166c80c767cffddbc8b395c7ac44b928b9fae5ec5e59a61177ebfb433531f5c1aa24ce00aa157d65592bc91a1a
SHA1 hash: 93ab674ffd7967b21d49a8608e5c93e282445eaf
MD5 hash: bf24145678e2212e644837d407427328
humanhash: harry-bluebird-winner-india
File name:2026第一批人员信息pdf.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:956'928 bytes
First seen:2026-05-12 12:36:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 88964abb1ae69d582d0f0b22d62fa582 (4 x ValleyRAT)
ssdeep 12288:WstN1rAWhdncY2LtJw9RPbs18/kdkt3n3njjjjjjjjvv3netg:W0dncY2LtmsWH
TLSH T1AD150816F735E0A5E26BC0B4A2635B72B6347C0C6128A333CB99F7617731B189DAE711
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 64c0d4dcccd4c0d4 (1 x ValleyRAT)
Reporter Ling
Tags:exe SilverFox Trojan/SilverFox.bg[qtsc] ValleyRAT


Avatar
CNGaoLing
Trojan/SilverFox.bg[qtsc]
IOC (Domain wwnbslklfdsrf.cn) (IP 95.40.236.247)

Intelligence

File Origin
# of uploads :
1
# of downloads :
129
Origin country :
US US
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/58a23a02-cdfc-40fb-b154-65d15e8c3118/
Malware family:
n/a
ID:
1
File name:
2026第一批人员信息pdf.exe
Verdict:
Malicious activity
Analysis date:
2026-05-12 12:13:55 UTC
Tags:
generic websocket valleyrat rat silverfox winos
Link:
https://app.any.run/tasks/b62c0baa-e416-4e71-99e8-a445c4ca368c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/65710/
Detection(s):
SecuriteInfo.com.Win64.Evo-gen.18618319.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a031effaa2b27a55c89c284
Tags:
underscore emotet cobalt
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug obfuscated packed packed vmprotect
Link:
https://www.filescan.io/uploads/6a031f0086e92bda702a5301/reports/ba61a62f-dd90-4a6f-a566-c7b68d59fdd9/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-05-12T06:51:00Z UTC
Last seen:
2026-05-13T18:25:00Z UTC
Hits:
~10
Detections:
Trojan-Downloader.Win64.Agent.emv
Link:
https://opentip.kaspersky.com/26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/0e416664-e132-4d93-81bd-bbc823fdb460
Score:
95%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/bf24145678e2212e644837d407427328
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726/
Verdict:
Malicious
Threat:
Trojan-Downloader.Win64.Agent
Link:
https://tip.neiki.dev/file/26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726
Threat name:
Win64.Trojan.Kepavll
Create hunting rule
Status:
Malicious
First seen:
2026-05-12 12:23:31 UTC
File Type:
PE+ (Exe)
Extracted files:
15
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=e24djyc34xdwt65p6alptjzl3z67gk4dxqibc3nufa4ki6jlc4ta._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/260512-ptndksht2r/
Behaviour
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726
MD5 hash:
bf24145678e2212e644837d407427328
SHA1 hash:
93ab674ffd7967b21d49a8608e5c93e282445eaf
Link:
https://www.unpac.me/results/31d3c6b3-1cdc-470c-859e-d6623198e8c1/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:ProgramLanguage_Rust
Create hunting rule
Author:albertzsigovits
Description:Application written in Rust programming language
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:Rustyloader_mem_loose
Create hunting rule
Author:James_inthe_box
Description:Corroded buerloader
Reference:https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:VECT_Ransomware
Create hunting rule
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.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

ValleyRAT

Executable exe 26b834e05be5c769fbaff016f9a72bde7df32b83bc10116db42838a4792b1726

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/65710/

Comments