MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de. 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: 14


Intelligence 14 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de
SHA3-384 hash: 1e0beb1773a19f4d18dafda0ecd8288e66f977410631c8f49ac7d526476be6a1cbbbdb1cc9eda43cf30cb0c316ccae9c
SHA1 hash: 5a4a95d839523fc4621c2ef227524a123ddc5e58
MD5 hash: 3749cd03c0788afe6cddcc3894e1774a
humanhash: mexico-spaghetti-low-summer
File name:ORDEM DE DEZEMBRO 2023...exe
Download: download sample
Signature DarkCloud
Create hunting rule
File size:1'420'576 bytes
First seen:2023-12-06 16:35:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e67fae7208c4ff253bfc762c234e05b1 (4 x RedLineStealer, 1 x DarkCloud, 1 x LummaStealer)
ssdeep 24576:eSUPFHGfCKjWG4mAEmhD1hSmLmwRrs2J0iSo/orlxksm:elKjWG4mAEmp1pFco/Slxksm
TLSH T128659D60B0F2A566CEB701F3975EBA31466D99340B1EC0CF06DEEAEEEB545C01E36641
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:DarkCloud exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
312
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
DarkCloud
Create hunting rule
Link:
https://www.capesandbox.com/analysis/462940/
Detection(s):
Win.Packed.Pwsx-10012424-0
Create hunting rule

Win.Trojan.Stealerc-10014035-0
Create hunting rule

Win.Trojan.Pwsx-10015942-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Creating a window
Launching the default Windows debugger (dwwin.exe)
Sending a custom TCP request
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control darkcloud lolbin masquerade overlay packed
Link:
https://www.filescan.io/uploads/6570a2f756f85d0de414cf58/reports/a3de23a7-f308-4a84-8f5a-3a832e12ae3b/overview
Verdict:
Malicious
Labled as:
Jaik.Generic
Link:
https://www.hybrid-analysis.com/sample/b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
DarkCloud
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/03cccd39-7125-4812-9e0c-d0f54e54e3a2
Result
Threat name:
DarkCloud
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1354762
Signature
Allocates memory in foreign processes
Contains functionality to inject code into remote processes
Injects a PE file into a foreign processes
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Tries to harvest and steal browser information (history, passwords, etc)
Writes or reads registry keys via WMI
Writes to foreign memory regions
Yara detected DarkCloud
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de/
Threat name:
Win32.Trojan.DarkCloud
Create hunting rule
Status:
Malicious
First seen:
2023-12-06 12:52:59 UTC
File Type:
PE (Exe)
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wt4276yknjrjgi6maqbkspgimssa5ehfixi4t7av6jdg67h3ihpa._file
Result
Malware family:
darkcloud
Create hunting rule
Score:
  10/10
Tags:
family:darkcloud stealer
Link:
https://tria.ge/reports/231206-t5lfkseh3w/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
DarkCloud
Malware Config
C2 Extraction:
https://api.telegram.org/bot6946449919:AAGrwsEUPXNuNb2IKsVchu8VgWMNPhHYEN8/sendMessage?chat_id=6800267549
Unpacked files
SH256 hash:
3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a
MD5 hash:
94d1531b52774dce52a89e33646d5b1d
SHA1 hash:
29bf887b025b97bd7a9e1e261852ba824234a625
Link:
https://www.unpac.me/results/38562264-720e-4c68-8f04-4a909a2b8ea2/
SH256 hash:
f1f32b6e13d2ee1678899aab184161b51b0c06df57719a85f9be5a8823c604b6
MD5 hash:
42d990690985f79c5f131af8cb5f9fdb
SHA1 hash:
b9a29a74df90d02f5336e77089c54810b7e7435f
Detections:
darkcloudstealer
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
MALWARE_Win_DarkCloud
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Link:
https://www.unpac.me/results/38562264-720e-4c68-8f04-4a909a2b8ea2/
Parent samples :
8773277513e9f4081af669b3409c5503ef0b100a9021eac584cd4f07488cf6b6
500093fffc4d18f40cd47b34a01c65f65ee988e69cb61ee12faf5aaa55d96506
c4d31c615dccf6366e28b92b5938735d5a16f8d014a96231582ea7bc8febf321
b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de
6c3c11a09226e321821ab159686fe4df8df6aeb64504ff2dce52313dfe9131d3
SH256 hash:
b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de
MD5 hash:
3749cd03c0788afe6cddcc3894e1774a
SHA1 hash:
5a4a95d839523fc4621c2ef227524a123ddc5e58
Link:
https://www.unpac.me/results/38562264-720e-4c68-8f04-4a909a2b8ea2/
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/b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
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_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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: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

DarkCloud

Executable exe b4f9affb0a6a629323cc0402a93cc864a40e90e545d1c9fc15f2466f7cfb41de

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/462940/

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