MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1. 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

Expiro

Vendor detections: 17

Intelligence 17 IOCs YARA 29 File information Comments

SHA256 hash:	dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1
SHA3-384 hash:	9a990a3221d4bce21e938b20d6be8c3a25b9587516068167893770459c985b332d5e7c38a23a3724732ea75806442b70
SHA1 hash:	8afb3a2125bc75252b8ec753de8fcc3e300d9aae
MD5 hash:	76289c0c28a13284324b40cf5c202963
humanhash:	coffee-high-muppet-vegan
File name:	dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1
Download:	download sample
Signature	Expiro Create hunting rule
File size:	2'247'168 bytes
First seen:	2025-09-05 13:21:36 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'854 x AgentTesla, 19'783 x Formbook, 12'304 x SnakeKeylogger)
ssdeep	49152:pi2OYLT6IvlA3vuL6AkO19uIO8Q6w2U2P1G4rhDa3WjCVZ:3r6G+3vCXac02P1Gua3Wub
Threatray	196 similar samples on MalwareBazaar
TLSH	T124A53392BDF88460DB8CB577F10019DD25C6B729791EE3B335E763141EB9BE0A106CA8
TrID	67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 9.7% (.EXE) Win64 Executable (generic) (10522/11/4) 6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	adrian__luca
Tags:	exe Expiro

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1

Verdict:

Malicious activity

Analysis date:

2025-09-05 21:28:57 UTC

Tags:

m0yv darkcloud upx

Link:

https://app.any.run/tasks/cc323158-4f08-4e74-a4f1-2726c479b1d4

Note:

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

Detection:

DarkCloud

Link:

https://www.capesandbox.com/analysis/25693/

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=68bae480eb163e0ec1848743

Tags:

dropper virus msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Creating a window

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

crypt crypto_obfuscator_for_net obfuscated obfuscated obfuscated packed packed packer_detected

Link:

https://www.filescan.io/uploads/68baf63dfe1969faa8a6cc34/reports/09f0c1dc-5c7f-4958-b8a6-3bb0eef1ada2/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1

Result

Verdict:

UNKNOWN

Verdict:

Malicious

File Type:

exe x32

First seen:

2025-08-25T23:42:00Z UTC

Last seen:

2025-08-25T23:42:00Z UTC

Hits:

~1000

Link:

https://opentip.kaspersky.com/dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1/results?tab=lookup

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/bcae02df-1787-4b9f-aefa-13aad12b12f2

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1

Verdict:

inconclusive

YARA:

10 match(es)

Tags:

.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.98 Win 32 Exe x86

Link:

https://app.malva.re/file/76289c0c28a13284324b40cf5c202963

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1/

Threat name:

Win32.Trojan.Leonem

Status:

Malicious

First seen:

2025-08-26 02:08:09 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

20 of 23 (86.96%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=3qjzkyhykgedzti75ef3aiovffhslpd7atec7x5agvkrcjji27qq._file

Verdict:

malicious

Label(s):

m0yv

darkcloudstealer

fantomcrypt

Result

Malware family:

darkcloud

Score:

10/10

Tags:

family:darkcloud discovery ransomware spyware stealer

Link:

https://tria.ge/reports/250905-ryfweayks7/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: LoadsDriver

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Volume Shadow Copy service COM API

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Drops file in Program Files directory

Drops file in Windows directory

Drops file in System32 directory

Suspicious use of SetThreadContext

Enumerates connected drives

Executes dropped EXE

Loads dropped DLL

Reads WinSCP keys stored on the system

Reads user/profile data of web browsers

DarkCloud

Darkcloud family

Verdict:

Malicious

Tags:

Expiro

YARA:

n/a

Link:

https://app.threat.zone/submission/ef75b527-063a-47b2-8651-7716f228340c

Unpacked files

SH256 hash:

dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1

MD5 hash:

76289c0c28a13284324b40cf5c202963

SHA1 hash:

8afb3a2125bc75252b8ec753de8fcc3e300d9aae

Link:

https://www.unpac.me/results/5ebebd0d-63de-40f2-8903-84b6cc7c4a39/

SH256 hash:

dc14aafc7bd0d70279d5f408a2c23fad950686297004c5e25f56d92a3d94ce3c

MD5 hash:

75171defdcb43c186d1bc22f97342a7f

SHA1 hash:

fd8adf103e81880d2a64286acd1c6370a98574c2

Link:

https://www.unpac.me/results/5ebebd0d-63de-40f2-8903-84b6cc7c4a39/

SH256 hash:

188b3fd3bccc2b53e6117b3fbca463102686733a8bab1da1aabd4f6add6d3756

MD5 hash:

3dbca379f397dec305e41b4408cd4f2d

SHA1 hash:

4e033faf49c2363c04bff9abfc3ec6ae45b6a001

Detections:

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/5ebebd0d-63de-40f2-8903-84b6cc7c4a39/

SH256 hash:

563eb40c20982d33cf3a1b4c88eb3852d413fff567fada8e9ce42df86cf4bfdd

MD5 hash:

e2918be3f325970455e6829e9abbf599

SHA1 hash:

a0d0d0ead1837d54e48025ddbc8b20d496e1f1fc

Detections:

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore

INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

INDICATOR_SUSPICIOUS_EXE_CC_Regex

MALWARE_Win_A310Logger

MALWARE_Win_DarkCloud

Link:

https://www.unpac.me/results/5ebebd0d-63de-40f2-8903-84b6cc7c4a39/

SH256 hash:

3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a

MD5 hash:

94d1531b52774dce52a89e33646d5b1d

SHA1 hash:

29bf887b025b97bd7a9e1e261852ba824234a625

Link:

https://www.unpac.me/results/5ebebd0d-63de-40f2-8903-84b6cc7c4a39/

SH256 hash:

ef5ba9ae3484da9dad5ad84e5990625d2a3529059469b12c2175a04d163d2925

MD5 hash:

73505463b3c0fef167cc29d5215ca911

SHA1 hash:

169090f539d5ecd95ed707dba552bef950daaedb

Link:

https://www.unpac.me/results/5ebebd0d-63de-40f2-8903-84b6cc7c4a39/

Malware family:

DarkCloud

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/dc139560f851/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

AlphaCrypt

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/dc139560f851883ccd1fe90bb021d5294f25bc7f04c82fdfa03555112528d7e1

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_beacon_detected Create hunting rule
Author:	0x0d4y
Description:	This rule detects cobalt strike beacons.

Rule name:	CP_AllMal_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication

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:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_CC_Regex Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing credit card regular expressions

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing SQL queries to confidential data stores. Observed in infostealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot Create hunting rule
Author:	ditekSHen
Description:	Detects executables using Telegram Chat Bot

Rule name:	malware_shellcode_hash Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect shellcode api hash value

Rule name:	MALWARE_Win_A310Logger Create hunting rule
Author:	ditekSHen
Description:	Detects A310Logger

Rule name:	MALWARE_Win_DarkCloud Create hunting rule
Author:	ditekSHen
Description:	Detects DarkCloud infostealer

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

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

Rule name:	pe_imphash Create hunting rule

Rule name:	ProtectSharewareV11eCompservCMS Create hunting rule
Author:	malware-lu

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SEH__vba Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

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:	telegram_bot_api Create hunting rule
Author:	rectifyq
Description:	Detects file containing Telegram Bot API

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

Rule name:	Windows_Trojan_DarkCloud_9905abce Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_M0yv_92f66467 Create hunting rule
Author:	Elastic Security

Rule name:	win_m0yv_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.m0yv.

File information

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

Cape

https://www.capesandbox.com/analysis/25693/

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