MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 80ffaa35ddfdbe219dc67158d1e456d49c8a813bed24b5a882f2f89e0ffe0297. 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: 9


Intelligence 9 IOCs YARA 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 80ffaa35ddfdbe219dc67158d1e456d49c8a813bed24b5a882f2f89e0ffe0297
SHA3-384 hash: 3bd6c2319fbea3f7fafc4fb0ca85c064984825d25a8f6c0e3db7fb3ffe55d3f75926d0d2046236eacdefb5dedb421cd1
SHA1 hash: ba4a5126156520fc1d7e71b8e6151598b492bd5f
MD5 hash: 655bc97584876b110db5e07464af6522
humanhash: hotel-sierra-leopard-king
File name:install_c0b004.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:42'629'632 bytes
First seen:2026-08-12 06:44:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 380560563ebacca1589d8d38ac610187 (18 x ValleyRAT)
ssdeep 49152:HJXVSCM39nmT5ocV1Nxst3ZbypRxG80FfElQ+XwxhxuhSnY53G3SrXJAdrFejnt4:Hu/9nmHZLxG80DuKA3XAD8ntZfh6fgCD
TLSH T1BC974C02F7054AAFE07A9234489B8F61E335D8B146B1937723F55B2C1EEF34C4EA6964
TrID 37.0% (.EXE) Win64 Executable (generic) (6522/11/2)
28.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
11.5% (.EXE) OS/2 Executable (generic) (2029/13)
11.3% (.EXE) Generic Win/DOS Executable (2002/3)
11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
dhash icon c4e0b0a4cc74626a (18 x ValleyRAT)
Reporter Ling
Tags:exe SilverFox Trojan/SilverFox.bm[lddel] ValleyRAT


Avatar
CNGaoLing
The sample is retrieved from "https://cn-tianruo.com.cn" -> "https://www.wqjreiu914.com/down108"

Trojan/SilverFox.bm[lddel]
IOC (qcpcui.net) (wtkblq.com) (new2027.oss-cn-hongkong.aliyuncs.com) (unby6r.oss-cn-beijing.aliyuncs.com) (2026mn.oss-cn-hongkong.aliyuncs.com)

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
US US
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Enabling the 'hidden' option for recently created files
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm crypto fingerprint microsoft_visual_cc overlay packed packed
Link:
https://www.filescan.io/uploads/6a7c168fc7d9c182289e3777/reports/cb2f4173-27f8-42ac-b89e-e692fecfdd74/overview
Verdict:
Malicious
Labled as:
Yogi.Generic
Link:
https://www.hybrid-analysis.com/sample/80ffaa35ddfdbe219dc67158d1e456d49c8a813bed24b5a882f2f89e0ffe0297
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-08-12T03:26:00Z UTC
Last seen:
2026-08-12T03:31:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/80ffaa35ddfdbe219dc67158d1e456d49c8a813bed24b5a882f2f89e0ffe0297/results?tab=lookup
Score:
59%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/80ffaa35ddfdbe219dc67158d1e456d49c8a813bed24b5a882f2f89e0ffe0297
Gathering data
Threat name:
Win64.Trojan.Yogi
Create hunting rule
Status:
Malicious
First seen:
2026-08-12 06:45:39 UTC
File Type:
PE+ (Exe)
Extracted files:
21
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qd72uno57w7cdhogofmndzcw2soivaj35usllkec6l4j4d76aklq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/260812-hh9dcaxxa1/
Behaviour
Suspicious behavior: EnumeratesProcesses
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/80ffaa35ddfdbe219dc67158d1e456d49c8a813bed24b5a882f2f89e0ffe0297

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:BLOWFISH_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for Blowfish constants
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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:grakate_stealer_nov_2021
Create hunting rule
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:reverse_http
Create hunting rule
Author:CD_R0M_
Description:Identify strings with http reversed (ptth)
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:test_Malaysia
Create hunting rule
Author:rectifyq
Description:Detects file containing malaysia string
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

ValleyRAT

Executable exe 80ffaa35ddfdbe219dc67158d1e456d49c8a813bed24b5a882f2f89e0ffe0297

(this sample)

  
Delivery method
Distributed via web download

Comments