MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053
SHA3-384 hash: d9fdb12d9d11c78c71c744aa690e486d5f199be409277e2382efb18109fe1192f08680d8d672bc5be0501d509f5c6bc1
SHA1 hash: 3c6c5f67737accb396574a619b7c42d84ec70eaf
MD5 hash: 4598a9ce228eb74fcb798dff73b6387f
humanhash: solar-kitten-solar-north
File name:INV.PDF.exe
Download: download sample
Signature DarkCloud
Create hunting rule
File size:889'856 bytes
First seen:2023-08-28 08:51:56 UTC
Last seen:2023-08-28 09:39:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:RiF92Yfkw1UFvTDB6P5hv3NOJjJ6g31Rh:cPORWPDiTV
Threatray 408 similar samples on MalwareBazaar
TLSH T181151227BF45EFAAC43F8BF67C11D1010A66EE5DACB0D758588A76E62C31613507AB03
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:DarkCloud exe Telegram

Intelligence

File Origin
# of uploads :
2
# of downloads :
273
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INV.PDF.exe
Verdict:
Malicious activity
Analysis date:
2023-08-28 09:04:25 UTC
Tags:
darkcloud
Link:
https://app.any.run/tasks/29a24998-e8eb-484e-a8e8-af60c7b3a470

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
DarkCloud
Create hunting rule
Link:
https://www.capesandbox.com/analysis/444844/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/64ec60367444d2eb09f27d4b/reports/794fb614-b2de-4c43-aa51-1f7f7ff88a6d/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053
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/a588839e-1bf2-4687-b7bd-6bf130936b00
Result
Threat name:
DarkCloud
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1298538
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found many strings related to Crypto-Wallets (likely being stolen)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Writes or reads registry keys via WMI
Yara detected AntiVM3
Yara detected DarkCloud
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1298538 Sample: INV.PDF.exe Startdate: 28/08/2023 Architecture: WINDOWS Score: 100 62 Malicious sample detected (through community Yara rule) 2->62 64 Antivirus / Scanner detection for submitted sample 2->64 66 Sigma detected: Scheduled temp file as task from temp location 2->66 68 10 other signatures 2->68 7 INV.PDF.exe 7 2->7         started        11 QpIqPgvKuoX.exe 5 2->11         started        13 helicinidae.exe 2->13         started        15 helicinidae.exe 2->15         started        process3 file4 50 C:\Users\user\AppData\...\QpIqPgvKuoX.exe, PE32 7->50 dropped 52 C:\Users\user\AppData\Local\Temp\tmp352.tmp, XML 7->52 dropped 76 May check the online IP address of the machine 7->76 78 Uses schtasks.exe or at.exe to add and modify task schedules 7->78 80 Adds a directory exclusion to Windows Defender 7->80 17 INV.PDF.exe 2 53 7->17         started        22 powershell.exe 20 7->22         started        34 3 other processes 7->34 82 Antivirus detection for dropped file 11->82 84 Multi AV Scanner detection for dropped file 11->84 86 Machine Learning detection for dropped file 11->86 24 QpIqPgvKuoX.exe 11->24         started        26 schtasks.exe 11->26         started        88 Writes or reads registry keys via WMI 13->88 28 helicinidae.exe 13->28         started        30 schtasks.exe 13->30         started        90 Injects a PE file into a foreign processes 15->90 32 helicinidae.exe 15->32         started        36 2 other processes 15->36 signatures5 process6 dnsIp7 54 api.telegram.org 149.154.167.220, 443, 49718, 49730 TELEGRAMRU United Kingdom 17->54 56 showip.net 162.55.60.2, 49717, 49719, 49742 ACPCA United States 17->56 48 C:\Users\user\AppData\...\helicinidae.exe, PE32 17->48 dropped 70 Found many strings related to Crypto-Wallets (likely being stolen) 17->70 38 conhost.exe 22->38         started        58 api.telegram.org 24->58 40 conhost.exe 26->40         started        42 conhost.exe 30->42         started        60 192.168.2.1 unknown unknown 32->60 72 Tries to harvest and steal browser information (history, passwords, etc) 32->72 44 conhost.exe 34->44         started        46 conhost.exe 36->46         started        file8 74 Uses the Telegram API (likely for C&C communication) 58->74 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-08-28 00:44:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n3dtgn24x6vsxrolfq32iu5jhbhduubqvkwe7e33br655wxdebjq._file
Verdict:
malicious
Similar samples:
0361bde7da9104b4a09db39ac90c1af16e0aa137f4f33c57c9844066ce7c6d7a
DarkCloud
15ba4f63fe43c578c10edea51d3a521efb953302d78621b92ca65e699b921dad
DarkCloud
35a55c6bd2bf598a39c37fed70a97774510187ce41589c497ca97e8f9b171d4d
DarkCloud
61581b67f22c8a59d322641223d954d5dc5ff4d710241fa0b459037648038cdf
DarkCloud
710fa86210820e8990d72fde020d01022c213ef03c036d1ed1ce96e8a07eb9ce
DarkCloud
7814c75c9ddfebea34123a885417c971802505f045ed5c0103a9762b83200656
DarkCloud
9f3154e4f37ebd257119f4ae53522594b9d9f8cea1688472dd60fd14a4016fe6
DarkCloud
bf6e98c839e903874bf78b089e4936b4294747664464be6be434dbb54ef85c08
DarkCloud
ccddf3fe6a00fb7d71df42df100e1cef6c07c21de1c3718cb9704bf6b36f2020
DarkCloud
d243c2cbd33c32c26a4353a58a59f230100967d37830af1a14dd4650100789ff
DarkCloud
+ 398 additional samples on MalwareBazaar
Result
Malware family:
darkcloud
Create hunting rule
Score:
  10/10
Tags:
family:darkcloud stealer
Link:
https://tria.ge/reports/230828-ksqp4age4x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
DarkCloud
Malware Config
C2 Extraction:
https://api.telegram.org/bot5723230539:AAHXr6rmQsEsq1CdwKBxLF-mnANEsBE4mYk
Unpacked files
SH256 hash:
3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a
MD5 hash:
94d1531b52774dce52a89e33646d5b1d
SHA1 hash:
29bf887b025b97bd7a9e1e261852ba824234a625
Link:
https://www.unpac.me/results/dd6119d2-f7bc-4601-8891-e69103ee4176/
SH256 hash:
c53bd54264d826a5282fd24b2e7da307b68fce5b59382eec3b2291a6fdca8e62
MD5 hash:
f53fde1fa2634d2c81f5f7552a04755e
SHA1 hash:
43d8a27ea58e83383b4a6e70a5204f1698e8ce86
Detections:
darkcloudstealer
Create hunting rule
Link:
https://www.unpac.me/results/dd6119d2-f7bc-4601-8891-e69103ee4176/
SH256 hash:
f2df6a0ea2fac8e6cb05fd2eeee5d840386fc367762cc97db5b51525ce82aebd
MD5 hash:
1d4d967479ee2caf84bdfe086ab5aa75
SHA1 hash:
fbcbe0b174e79af436162c50dd8e6d4103428719
Link:
https://www.unpac.me/results/dd6119d2-f7bc-4601-8891-e69103ee4176/
SH256 hash:
8d876bef470eaf6e9262cc76cfaf468b29c0a178ed1bb71fc0d70e1add86849b
MD5 hash:
f02799fe37c86582132b58c89259fc6b
SHA1 hash:
c1c4723783df0c7f36c7ede1be219a32595db7d0
Link:
https://www.unpac.me/results/dd6119d2-f7bc-4601-8891-e69103ee4176/
SH256 hash:
2ac2f55e15fd8da559f99925ceee9166ca978e94cbc53a5cb29bf02d0a76ac7f
MD5 hash:
1081db0b25581c7958e6fbff4d9aa64a
SHA1 hash:
bcb0e0fe844884a5b0d05cd3b0cc5fd7a5ff53b9
Link:
https://www.unpac.me/results/dd6119d2-f7bc-4601-8891-e69103ee4176/
SH256 hash:
6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053
MD5 hash:
4598a9ce228eb74fcb798dff73b6387f
SHA1 hash:
3c6c5f67737accb396574a619b7c42d84ec70eaf
Link:
https://www.unpac.me/results/dd6119d2-f7bc-4601-8891-e69103ee4176/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6ec733375cbf/report/overview.html
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/6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053

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

File information

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

Malspam

DarkCloud

Executable exe 6ec733375cbfab2bc5cb2c37a453a9384e3a5030aaac4f937b0c7ddedae32053

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/444844/

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