MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1154039c4b1ff69d88c44d77a02d6f24c904e311880edd17b7ca9f5e4e1b26f4. 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 18 File information Comments
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SHA256 hash: 1154039c4b1ff69d88c44d77a02d6f24c904e311880edd17b7ca9f5e4e1b26f4
SHA3-384 hash: 802607feaf6e0a9e01c6f823c45b1c881e868ee808b3cb028f74b3a7cbdb42506668ac21c0af80948e4bd7aef7b7c5d5
SHA1 hash: fa88d10db31d2e2ddf4aa6e0855f1b5689322bab
MD5 hash: c42e6727062eb7dc29766e08f9fffa9b
humanhash: uncle-pizza-kitten-eight
File name:PR1680 - TEKLİF İSTEĞİ - TUSAŞ TÜRK HAVACILIK UZAY SANAYİİ_xlsx.exe
Download: download sample
Signature DarkCloud
Create hunting rule
File size:888'320 bytes
First seen:2025-03-03 05:44:40 UTC
Last seen:2025-03-03 06:20:15 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:qn83ilzaYx6s6ff7RzyqeqGo7k5VCpgX5pR/0un:f3izaY56rRznvx7w/TR/dn
TLSH T1B51502686751D102CAA157304E71F2B8232D6DDDF912D72B8FDDBEDFBE329158A10242
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
dhash icon 201070f269696810 (4 x SnakeKeylogger, 3 x Formbook, 2 x DarkCloud)
Reporter threatcat_ch
Tags:DarkCloud exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
569
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PR1680 - TEKLİF İSTEĞİ - TUSAŞ TÜRK HAVACILIK UZAY SANAYİİ_xlsx.exe
Verdict:
No threats detected
Analysis date:
2025-03-03 05:47:51 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/935ece88-c68c-4c0e-a168-5a792c844410

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.5980.29498.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c54284c668b65489be935b
Tags:
underscore shell virus micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/1154039c4b1ff69d88c44d77a02d6f24c904e311880edd17b7ca9f5e4e1b26f4
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.
Malware family:
DarkCloud
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/94ca7c43-f6f3-4154-957f-7b5ae4fd6629
Result
Threat name:
DarkCloud
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1627732
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
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: Powershell Base64 Encoded MpPreference Cmdlet
Tries to harvest and steal browser information (history, passwords, etc)
Writes or reads registry keys via WMI
Yara detected AntiVM3
Yara detected DarkCloud
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1627732 Sample: 130_xlsx.exe Startdate: 03/03/2025 Architecture: WINDOWS Score: 100 35 showip.net 2->35 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 6 other signatures 2->49 8 130_xlsx.exe 4 2->8         started        12 fireling.exe 3 2->12         started        14 fireling.exe 2 2->14         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\130_xlsx.exe.log, ASCII 8->33 dropped 51 Adds a directory exclusion to Windows Defender 8->51 53 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 8->53 55 Writes or reads registry keys via WMI 8->55 16 powershell.exe 23 8->16         started        19 130_xlsx.exe 1 16 8->19         started        57 Multi AV Scanner detection for dropped file 12->57 59 Injects a PE file into a foreign processes 12->59 23 fireling.exe 14 12->23         started        25 fireling.exe 14->25         started        27 fireling.exe 14->27         started        signatures6 process7 dnsIp8 39 Loading BitLocker PowerShell Module 16->39 29 conhost.exe 16->29         started        37 showip.net 162.55.60.2, 49779, 49982, 49983 ACPCA United States 19->37 31 C:\Users\user\AppData\...\fireling.exe, PE32 19->31 dropped 41 Tries to harvest and steal browser information (history, passwords, etc) 25->41 file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1154039c4b1ff69d88c44d77a02d6f24c904e311880edd17b7ca9f5e4e1b26f4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1154039c4b1ff69d88c44d77a02d6f24c904e311880edd17b7ca9f5e4e1b26f4/
Threat name:
ByteCode-MSIL.Trojan.SnakeKeylogger
Create hunting rule
Status:
Malicious
First seen:
2025-03-03 05:45:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cfkahhcld73j3cgejv32allpeteqjyyrrahn2f5xzkpv4tq3e32a._file
Verdict:
malicious
Label(s):
unknown_loader_037
Create hunting rule
Similar samples:
error
DarkCloud
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution
Link:
https://tria.ge/reports/250303-gfv79syr18/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4c590a9c-049e-49b2-81bb-43e42a683240
Unpacked files
SH256 hash:
1154039c4b1ff69d88c44d77a02d6f24c904e311880edd17b7ca9f5e4e1b26f4
MD5 hash:
c42e6727062eb7dc29766e08f9fffa9b
SHA1 hash:
fa88d10db31d2e2ddf4aa6e0855f1b5689322bab
Link:
https://www.unpac.me/results/fd3ddd5d-7d8b-4305-823e-e7637e451d87/
SH256 hash:
111b14e3d28b4ac13df25bc4d2b915c9513401ad3d02c643d19f6ea8d4c5ab6d
MD5 hash:
efc996aea55dd01bf31505834d2c01f7
SHA1 hash:
65c76b3d90df67bc49b566beb6f408fd83c33f2f
Link:
https://www.unpac.me/results/fd3ddd5d-7d8b-4305-823e-e7637e451d87/
SH256 hash:
8e0af7afd0bfb46fc68a38f149e94cdbd41612041230972adb7ca6ae73846898
MD5 hash:
c0ccc92f89cd5833f547c90b0e458598
SHA1 hash:
7f4033c54fc3a7d1e41631043e06418229d104b8
Detections:
darkcloudstealer
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_CC_Regex
Create hunting rule
MALWARE_Win_DarkCloud
Create hunting rule
Link:
https://www.unpac.me/results/fd3ddd5d-7d8b-4305-823e-e7637e451d87/
SH256 hash:
ddcd7e3ac27446966e2ea19890109a14981ea0a92818026ca47cd907ef8a563f
MD5 hash:
1b8663f08b61751a967a20e1e87696ab
SHA1 hash:
c20c8db2773a6a50a779395ff584517eef6f715a
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/fd3ddd5d-7d8b-4305-823e-e7637e451d87/
SH256 hash:
3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a
MD5 hash:
94d1531b52774dce52a89e33646d5b1d
SHA1 hash:
29bf887b025b97bd7a9e1e261852ba824234a625
Link:
https://www.unpac.me/results/fd3ddd5d-7d8b-4305-823e-e7637e451d87/
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/1154039c4b1ff69d88c44d77a02d6f24c904e311880edd17b7ca9f5e4e1b26f4

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: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_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: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.

Malspam

DarkCloud

Executable exe 1154039c4b1ff69d88c44d77a02d6f24c904e311880edd17b7ca9f5e4e1b26f4

(this sample)

  
Delivery method
Distributed via e-mail attachment

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

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