MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a755d8812c9d8a5b24b65ed8d6eb622fddb6474ce76e3139d28663f54d15a0ac. 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

DarkCloud

Vendor detections: 13

Intelligence 13 IOCs YARA 15 File information Comments

SHA256 hash:	a755d8812c9d8a5b24b65ed8d6eb622fddb6474ce76e3139d28663f54d15a0ac
SHA3-384 hash:	575237f610c7b8428c259979d7e436147d26cfd7773f1de720dd0dc313d487229b73c7c9f7926ea1227600b2f31ceb63
SHA1 hash:	9c56d10e07582e32e6c30d525e9e126a801310de
MD5 hash:	ae60ddd67eacf621cdf0bd0121b9326d
humanhash:	snake-indigo-triple-music
File name:	aaaaaaa.exe
Download:	download sample
Signature	DarkCloud Create hunting rule
File size:	869'376 bytes
First seen:	2025-01-22 09:44:07 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep	12288:mhWa+8X2XW3/nliajDNUSDVxhBIz+u4Y44l/963I/tHQX59MJDVDv+cyBO9r:FMKe/nllNfDVxs4VC/pwDg1vwO9r
TLSH	T19105E0E03F367319DEA8AA35D55AEEB592A51A78B04479F366DC7B4332CC111AE0CF01
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
Reporter	Anonymous
Tags:	DarkCloud exe

Intelligence

File Origin

# of uploads :

# of downloads :

1'371

Origin country :

Vendor Threat Intelligence

Verdict:

Clean

Score:

89.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6790c049e708b6e7a3af6b64

Tags:

n/a

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Сreating synchronization primitives

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

obfuscated packed packed packer_detected vbnet

Link:

https://www.filescan.io/uploads/6790be2b6bf8c8cec5f1e79c/reports/6bd73f42-3a86-45be-a281-3446141a0c99/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/a755d8812c9d8a5b24b65ed8d6eb622fddb6474ce76e3139d28663f54d15a0ac

Result

Verdict:

SUSPICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/9df17c43-88dc-4be3-b615-93efa0ba3497

Result

Threat name:

DarkCloud

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1596680

Signature

.NET source code contains potential unpacker

AI detected suspicious sample

Found malware configuration

Injects a PE file into a foreign processes

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sample uses string decryption to hide its real strings

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

Writes or reads registry keys via WMI

Yara detected AntiVM3

Yara detected DarkCloud

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a755d8812c9d8a5b24b65ed8d6eb622fddb6474ce76e3139d28663f54d15a0ac

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a755d8812c9d8a5b24b65ed8d6eb622fddb6474ce76e3139d28663f54d15a0ac/

Threat name:

Win32.Trojan.Leonem

Status:

Malicious

First seen:

2025-01-22 09:37:13 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=u5k5rajmtwffwjfwl3mnn23cf7o3mr2m45xdcoosqzr7ktivucwa._file

Result

Malware family:

darkcloud

Score:

10/10

Tags:

family:darkcloud discovery stealer

Link:

https://tria.ge/reports/250122-lq26sazpby/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

DarkCloud

Darkcloud family

Malware Config

C2 Extraction:

https://api.telegram.org/bot8171626722:AAGIo9PvRpFrmWwamfv0SMURLy1PCYFG9a8/sendMessage?chat_id=6542615755

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/6557e3fc-e13c-4231-81af-27a4a3236916

Unpacked files

SH256 hash:

3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a

MD5 hash:

94d1531b52774dce52a89e33646d5b1d

SHA1 hash:

29bf887b025b97bd7a9e1e261852ba824234a625

Link:

https://www.unpac.me/results/588f4695-8953-49d5-9ae8-95b87c20a824/

SH256 hash:

6921d17c1acb0572293d0c062837e31e12bf0d2a138bb012ca54a5658a83f71e

MD5 hash:

27968ada875588294faa79449def7e55

SHA1 hash:

eb51dbabd079369fbb3779d0c6f5593e340821db

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/588f4695-8953-49d5-9ae8-95b87c20a824/

SH256 hash:

7ddebc2515bb085c3c783e07e75b02f1fe5017ffb4688f9e05f37ccf2f1873a4

MD5 hash:

27c5bdb1dced5d757e82c1dbfd96f8d7

SHA1 hash:

cbb4121a128199cc70adc5a9fd1e5d702053dd66

Detections:

darkcloudstealer

INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore

INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

MALWARE_Win_DarkCloud

Link:

https://www.unpac.me/results/588f4695-8953-49d5-9ae8-95b87c20a824/

Parent samples :

dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12
773e56d43a64f8dc2f504591a154b045827841c9c352fcb0eb5e00ffb7d2494d
a4e306de360dd28b8d54760139d3b4b9fe5448d6c906ea3ff3bc54b3ab97ea27
a7c07d958dc83b5b3f0f0d5675b93eeced5edaaae7079b218c52a393e2a1b102
e23a32c4d68cbf04b1206bd1459678a749482d44ef5ed825e507d124d34f8bc9
daa415845370a3b59dd929320bad24150758a2c50108ee2b6d2bdd047fa05c08
23b7eb252bc2a67247c1a93f3f810acb46664d21fbb029051297c016e2991bcc
a755d8812c9d8a5b24b65ed8d6eb622fddb6474ce76e3139d28663f54d15a0ac
595f1fec6cdafaf5f0895d32303a6647b792cbdc3f6467c490c75683576df1ea
79f7e76ba3a8780a2dd46d78aac07f2235f457ee2771ef4556b85c12f2be0061

SH256 hash:

ec2f3f3083208efaa560ffc9fa2123c81d17dd5b6ff8ac09d37ced89aee18027

MD5 hash:

326ad0e9255cf5729a09a2cf71b32162

SHA1 hash:

42df526e46ee7e404941f9035f1fb6dad1c27abd

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

Link:

https://www.unpac.me/results/588f4695-8953-49d5-9ae8-95b87c20a824/

SH256 hash:

a755d8812c9d8a5b24b65ed8d6eb622fddb6474ce76e3139d28663f54d15a0ac

MD5 hash:

ae60ddd67eacf621cdf0bd0121b9326d

SHA1 hash:

9c56d10e07582e32e6c30d525e9e126a801310de

Link:

https://www.unpac.me/results/588f4695-8953-49d5-9ae8-95b87c20a824/

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/a755d8812c9d8a5b24b65ed8d6eb622fddb6474ce76e3139d28663f54d15a0ac

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:	AgentTesla_DIFF_Common_Strings_01 Create hunting rule
Author:	schmidtsz
Description:	Identify partial Agent Tesla strings

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_DarkCloud Create hunting rule
Author:	ditekSHen
Description:	Detects DarkCloud infostealer

Rule name:	NET 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:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

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.

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

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