MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a252ed81b2a0b15073603841afbd9ebd6cb16843fe62b0f5db7d9ad248dbfb32. 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 1 YARA 13 File information Comments

SHA256 hash:	a252ed81b2a0b15073603841afbd9ebd6cb16843fe62b0f5db7d9ad248dbfb32
SHA3-384 hash:	e2db7e25ff41a08dafac9fb43dc69b352f37bd6f3967cb36ca2995eac6263aaeab90b0619cda8f9d714d4f8f7e6c800b
SHA1 hash:	99b26d6cb1f4f5f13f7cca4a0e23b3b50f7733f6
MD5 hash:	2b1dd715d498746f46bc38eb0e5d564c
humanhash:	kansas-hawaii-dakota-purple
File name:	2B1DD715D498746F46BC38EB0E5D564C.exe
Download:	download sample
Signature	ValleyRAT Create hunting rule
File size:	91'914'394 bytes
First seen:	2025-05-19 11:40:56 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	85ab324a26a79adec77a3fcbbe46e5a1 (18 x ValleyRAT)
ssdeep	1572864:mbIVGfUB39FIH1iv6vUdi0jH6fblAfm/3MeJKMQUMDWdgarwWVJ/2vzajdw7vH2c:mMIitFIH+uUgTlAk4M5MDWRfQzadw7vt
Threatray	11 similar samples on MalwareBazaar
TLSH	T1DF1833DA09B98F06DFCF0F1CED5A277A0F184C49867E24AE34427544626FBDE96600F6
TrID	60.5% (.EXE) UPX compressed Win32 Executable (27066/9/6) 11.2% (.EXE) Win16 NE executable (generic) (5038/12/1) 10.0% (.EXE) Win32 Executable (generic) (4504/4/1) 4.6% (.ICL) Windows Icons Library (generic) (2059/9) 4.5% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
dhash icon	d28c3cd8e4c2cab0 (1 x ValleyRAT)
Reporter	abuse_ch
Tags:	exe RAT ValleyRAT

abuse_ch

ValleyRAT C2:
27.124.47.10:443

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
27.124.47.10:443	https://threatfox.abuse.ch/ioc/1525625/

Intelligence

File Origin

# of uploads :

# of downloads :

1'387

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

2B1DD715D498746F46BC38EB0E5D564C.exe

Verdict:

Malicious activity

Analysis date:

2025-05-19 11:42:40 UTC

Tags:

upx

Link:

https://app.any.run/tasks/d9415f09-fd23-4bae-9b40-d82d3c2abd2d

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Clean

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=682b18f7e5aa44ec2e1aea8e

Tags:

n/a

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

Creating a file in the %temp% directory

Creating a window

Creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-vm anti-vm expired-cert installer invalid-signature microsoft_visual_cc overlay overlay packed packed packed packer_detected signed upx

Link:

https://www.filescan.io/uploads/682b18ea1de1514c68743724/reports/e899d636-8275-4139-a289-da4e4a669d20/overview

Verdict:

Malicious

Labled as:

TR/Crypt.XPACK

Link:

https://www.hybrid-analysis.com/sample/a252ed81b2a0b15073603841afbd9ebd6cb16843fe62b0f5db7d9ad248dbfb32

Result

Threat name:

n/a

Detection:

malicious

Classification:

n/a

Score:

56 / 100

Link:

https://www.joesandbox.com/analysis/1693967

Signature

Antivirus / Scanner detection for submitted sample

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Score:

Verdict:

Benign

File Type:

Link:

https://malprob.io/report/a252ed81b2a0b15073603841afbd9ebd6cb16843fe62b0f5db7d9ad248dbfb32

Gathering data

Threat name:

Win32.Trojan.Egairtigado

Status:

Malicious

First seen:

2025-05-17 17:11:00 UTC

File Type:

PE (Exe)

AV detection:

13 of 36 (36.11%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ujjo3ansucyva43ahba27pm6xvwlc2cd7zrlb5o3pwnnesg37mza._file

Verdict:

malicious

Label(s):

winos

ValleyRAT

5cdff7f64983d581e2ead986ec68272c80f5ba3160d2d5115860cfc6bfe8b3b9

ValleyRAT

7dcafd128b08d821508aaf9e4ab9c381ae44a0fb4fa5ae8289eb1a8cea67e91b

ValleyRAT

95b8c9613c3e09443e3e846aa1886bf071db4f23f2ef928ae8cf21ba422007ce

ValleyRAT

d6c9eb64005c8cb42e9d2738096c0c6fc6708da8204aed186946a51f7f5c093c

ValleyRAT

error

ValleyRAT

+ 1 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

7/10

Tags:

discovery upx

Link:

https://tria.ge/reports/250519-ntkr1sxnt2/

Behaviour

Enumerates physical storage devices

System Location Discovery: System Language Discovery

UPX packed file

Loads dropped DLL

Verdict:

Informative

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/3dce3adf-5312-46e6-80b0-849ae909a77c

Malware family:

ValleyRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a252ed81b2a0/report/overview.html

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

Rule name:	DebuggerCheck__API 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:	meth_peb_parsing Create hunting rule
Author:	Willi Ballenthin

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	SUSP_PDB_Path_Keywords Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects suspicious PDB paths
Reference:	https://twitter.com/stvemillertime/status/1179832666285326337?s=20

Rule name:	SUSP_PDB_Path_Keywords_RID2F34 Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious PDB paths
Reference:	https://twitter.com/stvemillertime/status/1179832666285326337?s=20

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

Rule name:	UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser Create hunting rule
Author:	malware-lu

Rule name:	UPXv20MarkusLaszloReiser Create hunting rule
Author:	malware-lu

Rule name:	upx_largefile Create hunting rule
Author:	k3nr9

Rule name:	Windows_Shellcode_Rdi_eee75d2c Create hunting rule
Author:	Elastic Security

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_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_TRUST_INFO	Requires Elevated Execution (level:requireAdministrator)	high

Reviews

ID	Capabilities	Evidence
SHELL_API	Manipulates System Shell	SHELL32.dll::SHGetFileInfoW
WIN_BASE_API	Uses Win Base API	KERNEL32.DLL::LoadLibraryA

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