MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c. 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

a310Logger

Vendor detections: 16

Intelligence 16 IOCs YARA 22 File information Comments

SHA256 hash:	9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c
SHA3-384 hash:	52d860f7717e3befb17789d7c6dbc38b5adcff589c4708094cb8c625f81ec67932d32ea0ca7dca77644f98936a7124d0
SHA1 hash:	fc0428c0b581b04b24c128fbbf80c94b7c4d953a
MD5 hash:	2fa15046943f621d916f2fa19a80e862
humanhash:	aspen-steak-juliet-mike
File name:	PURCHASE ORDER.exe
Download:	download sample
Signature	a310Logger Create hunting rule
File size:	1'463'808 bytes
First seen:	2025-07-07 08:49:47 UTC
Last seen:	2025-07-07 13:22:58 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	0b768923437678ce375719e30b21693e (143 x Formbook, 25 x MassLogger, 22 x SnakeKeylogger)
ssdeep	24576:S5EmXFtKaL4/oFe5T9yyXYfP1ijXda4yoFUqVymKhucuotBZtlehUXFq9mPu:SPVt/LZeJbInQRa4XYvugBZtMUKm
Threatray	187 similar samples on MalwareBazaar
TLSH	T1ED65C00273D1C062FFAB91734F5AF6115ABD79260123A62F13A81D79BE701B1463E7A3
TrID	40.3% (.EXE) Win64 Executable (generic) (10522/11/4) 19.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 17.2% (.EXE) Win32 Executable (generic) (4504/4/1) 7.7% (.EXE) OS/2 Executable (generic) (2029/13) 7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
dhash icon	aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter	lowmal3
Tags:	a310logger exe

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

rl_9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c.exe

Verdict:

Malicious activity

Analysis date:

2025-07-07 13:29:24 UTC

Tags:

auto-startup

Link:

https://app.any.run/tasks/f70b0c07-d69d-4432-9040-5ab3b40a60d9

Note:

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

Detection:

A310Logger

Link:

https://www.capesandbox.com/analysis/12650/

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=686b8a5c900df8e7f8682069

Tags:

autorun autoit emotet

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug autoit compiled-script fingerprint keylogger masquerade microsoft_visual_cc obfuscated packed packed

Link:

https://www.filescan.io/uploads/686b8a5b1d10e24bd4438aab/reports/ff4a0163-37c7-45a3-90b8-550b23829457/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/7308e218-6859-4656-97d1-57ad47534055

Result

Threat name:

DarkCloud

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

92 / 100

Link:

https://www.joesandbox.com/analysis/1729895

Signature

Antivirus detection for dropped file

Binary is likely a compiled AutoIt script file

Drops VBS files to the startup folder

Found API chain indicative of sandbox detection

Found malware configuration

Initial sample is a PE file and has a suspicious name

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)

Sigma detected: Drops script at startup location

Sigma detected: WScript or CScript Dropper

Suricata IDS alerts for network traffic

Switches to a custom stack to bypass stack traces

System process connects to network (likely due to code injection or exploit)

Tries to harvest and steal browser information (history, passwords, etc)

Uses the Telegram API (likely for C&C communication)

Windows Scripting host queries suspicious COM object (likely to drop second stage)

Writes to foreign memory regions

Yara detected DarkCloud

Yara detected Generic Dropper

Yara detected QueryWinSAT ClassID

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c

Verdict:

Malware

YARA:

7 match(es)

Tags:

AutoIt Decompiled Executable PE (Portable Executable) Suspect Win 32 Exe x86

Link:

https://app.malva.re/file/2fa15046943f621d916f2fa19a80e862

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c/

Threat name:

Win32.Backdoor.FormBook

Status:

Malicious

First seen:

2025-07-07 04:36:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=txfllmgdwso3jlyq6aegowvsdsgoxapb7yel4iydrp3hi5h3sooa._file

Verdict:

malicious

Label(s):

darkcloudstealer

unc_loader_036

a310Logger

06ac36befe640325c35db775f1628e54299498f9699bd4e0bf1b0a1b1db3890c

a310Logger

30a3b2dadb38084cc19d271b08b15710939b3b9de88efa716684b7ebe819b7d5

a310Logger

409b91be113a46f365f3ec04dc5da58a25871ce339f77364a4546d32ceca4a7b

a310Logger

8007c31e19a9fc2f69d1ddaa299b022585e29162810810078d08144d39f11e65

a310Logger

9bd10c38c3710f535c41cfef05fb1e5e8275d918ddacdb67cff8a576140405c4

a310Logger

dde8e774dc164b29b83a9e034ad0353d324c17a4bd406105c31f9250c9c2cd85

a310Logger

error

a310Logger

+ 177 additional samples on MalwareBazaar

Result

Malware family:

darkcloud

Score:

10/10

Tags:

family:darkcloud defense_evasion discovery stealer

Link:

https://tria.ge/reports/250707-krvbwser61/

Behaviour

Kills process with taskkill

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

AutoIT Executable

Suspicious use of SetThreadContext

Drops startup file

Executes dropped EXE

DarkCloud

Darkcloud family

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/67757bb6-1d11-4eeb-9d86-b55cb6e354b4

Unpacked files

SH256 hash:

9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c

MD5 hash:

2fa15046943f621d916f2fa19a80e862

SHA1 hash:

fc0428c0b581b04b24c128fbbf80c94b7c4d953a

Link:

https://www.unpac.me/results/65b3518a-436b-4b39-bb4e-4344dd97bcfc/

SH256 hash:

c9fe716f76440cc5478d09e3dd5a4522fcabae1acf2e6b7e9650e744fc8044dd

MD5 hash:

3e0a72e8c2de728952c8d6bcb1f1feb2

SHA1 hash:

a6ce98acf94f774af12c333319548b106da0c86d

Detections:

darkcloudstealer

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

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/65b3518a-436b-4b39-bb4e-4344dd97bcfc/

Parent samples :

9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c
1c3c5ade89eb1103dae18294ba34221f0db64297ec4918509d8531508c96bd39
f8e8884551699afbfdaa54381c407dcdad9d0086714634e33aaae3c130ab6522

SH256 hash:

3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a

MD5 hash:

94d1531b52774dce52a89e33646d5b1d

SHA1 hash:

29bf887b025b97bd7a9e1e261852ba824234a625

Link:

https://www.unpac.me/results/65b3518a-436b-4b39-bb4e-4344dd97bcfc/

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/9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c

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:	AutoIT_Compiled Create hunting rule
Author:	@bartblaze
Description:	Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.

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:	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_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. 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_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:	pe_detect_tls_callbacks 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:	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

File information

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

Malspam

a310Logger

exe 9dcab5b0c3b49db4af10f008675ab21c8ceb81e1fe08be23038bf67474fb939c

(this sample)

Delivery method

Distributed via e-mail attachment

Cape

https://www.capesandbox.com/analysis/12650/

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_NX	Missing Non-Executable Memory Protection	critical

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::AllocateAndInitializeSid ADVAPI32.dll::CopySid ADVAPI32.dll::FreeSid ADVAPI32.dll::GetLengthSid ADVAPI32.dll::GetTokenInformation ADVAPI32.dll::GetAce
COM_BASE_API	Can Download & Execute components	ole32.dll::CLSIDFromProgID ole32.dll::CoCreateInstance ole32.dll::CoCreateInstanceEx ole32.dll::CoInitializeSecurity ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_API	Can Play Multimedia	WINMM.dll::mciSendStringW WINMM.dll::timeGetTime WINMM.dll::waveOutSetVolume
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::AddAce ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::CheckTokenMembership ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::GetAclInformation ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_API	Manipulates System Shell	SHELL32.dll::ShellExecuteExW SHELL32.dll::ShellExecuteW SHELL32.dll::SHFileOperationW
WIN32_PROCESS_API	Can Create Process and Threads	ADVAPI32.dll::CreateProcessAsUserW KERNEL32.dll::CreateProcessW ADVAPI32.dll::CreateProcessWithLogonW KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken ADVAPI32.dll::OpenThreadToken
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::SetSystemPowerState KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileExW KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateHardLinkW IPHLPAPI.DLL::IcmpCreateFile KERNEL32.dll::CreateFileW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW ADVAPI32.dll::GetUserNameW ADVAPI32.dll::LogonUserW ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_API	Supports Windows Networking	MPR.dll::WNetAddConnection2W MPR.dll::WNetUseConnectionW
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegConnectRegistryW ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW
WIN_USER_API	Performs GUI Actions	USER32.dll::BlockInput USER32.dll::CloseDesktop USER32.dll::CreateMenu USER32.dll::EmptyClipboard USER32.dll::FindWindowExW USER32.dll::FindWindowW

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