MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e9f868d54dc0cda5bd4e13ad4fb6c7861b339024cd28daf0dc8eb9ee69a405fe. 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



BlankGrabber


Vendor detections: 18


Intelligence 18 IOCs 1 YARA 26 File information Comments

SHA256 hash: e9f868d54dc0cda5bd4e13ad4fb6c7861b339024cd28daf0dc8eb9ee69a405fe
SHA3-384 hash: c9f59bdf1a7cd33e57bfdac790f9beeac3f578e715e10c36eb530d15f32b945811a9acb3f3f6840a22a154bedc5b3e6e
SHA1 hash: 18095f2009c5e70970272a9c2a5cb6a538f84d82
MD5 hash: 9a1a0974a7201deaa019697cb0f137db
humanhash: floor-william-georgia-diet
File name:9A1A0974A7201DEAA019697CB0F137DB.exe
Download: download sample
Signature BlankGrabber
File size:9'200'128 bytes
First seen:2025-01-22 06:10:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d59a4a699610169663a929d37c90be43 (75 x DCRat, 22 x njrat, 15 x SalatStealer)
ssdeep 196608:rFHY9wfI9jUCzi4H1qSiXLGVi7DMgpZ3Q0VMwICEc/j5inz:zIHziK1piXLGVE4Ue0VJInz
Threatray 28 similar samples on MalwareBazaar
TLSH T1869612027E408952F4191637C6FBC53487B0AD1127A1E71B7AF93B6F39223927C1DA9B
TrID 65.7% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
14.2% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
10.6% (.EXE) InstallShield setup (43053/19/16)
3.5% (.EXE) Win32 Executable Delphi generic (14182/79/4)
2.6% (.EXE) Win64 Executable (generic) (10522/11/4)
Magika pebin
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter abuse_ch
Tags:BlankGrabber exe


Avatar
abuse_ch
BlankGrabber C2:
http://92542cm.darkproducts.ru/L1nc0In.php

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://92542cm.darkproducts.ru/L1nc0In.php https://threatfox.abuse.ch/ioc/1391206/

Intelligence


File Origin
# of uploads :
1
# of downloads :
531
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
e9f868d54dc0cda5bd4e13ad4fb6c7861b339024cd28daf0dc8eb9ee69a405fe.exe
Verdict:
Malicious activity
Analysis date:
2025-01-22 08:41:35 UTC
Tags:
uac blankgrabber python stealer screenshot rat dcrat remote darkcrystal evasion telegram

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
phishing shell virus sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Creating a file
Creating a window
Searching for the window
Searching for synchronization primitives
Running batch commands
Creating a process with a hidden window
DNS request
Connection attempt
Sending a custom TCP request
Launching a process
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm borland_delphi cmd crypt cscript expand explorer explorer fingerprint lolbin lolbin obfuscated packed packed packer_detected schtasks
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.
Result
Threat name:
Blank Grabber, DCRat
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Creates processes via WMI
Drops PE files with benign system names
Encrypted powershell cmdline option found
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
Modifies Windows Defender protection settings
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Removes signatures from Windows Defender
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Potentially Suspicious PowerShell Child Processes
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Powershell Defender Disable Scan Feature
Sigma detected: Suspicious Encoded PowerShell Command Line
Sigma detected: Suspicious PowerShell Encoded Command Patterns
Sigma detected: Suspicious Script Execution From Temp Folder
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Yara detected Blank Grabber
Yara detected DCRat
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1596581 Sample: cnjVASDWxu.exe Startdate: 22/01/2025 Architecture: WINDOWS Score: 100 98 api.telegram.org 2->98 100 ip-api.com 2->100 106 Suricata IDS alerts for network traffic 2->106 108 Found malware configuration 2->108 110 Antivirus detection for URL or domain 2->110 114 22 other signatures 2->114 11 cnjVASDWxu.exe 3 2->11         started        15 n40ZqO5o.exe 2->15         started        17 8mzKAF6cJzMneCI.exe 2->17         started        19 2 other processes 2->19 signatures3 112 Uses the Telegram API (likely for C&C communication) 98->112 process4 file5 94 C:\Users\user\AppData\Local\Temp\mainV2.exe, PE32 11->94 dropped 96 C:\Users\user\AppData\Local\Temp\Cheat.exe, PE32+ 11->96 dropped 134 Found many strings related to Crypto-Wallets (likely being stolen) 11->134 21 Cheat.exe 22 11->21         started        25 mainV2.exe 3 6 11->25         started        136 Antivirus detection for dropped file 15->136 138 Multi AV Scanner detection for dropped file 15->138 140 Machine Learning detection for dropped file 15->140 signatures6 process7 file8 74 C:\Users\user\AppData\...\unicodedata.pyd, PE32+ 21->74 dropped 76 C:\Users\user\AppData\Local\...\sqlite3.dll, PE32+ 21->76 dropped 78 C:\Users\user\AppData\Local\...\select.pyd, PE32+ 21->78 dropped 84 16 other malicious files 21->84 dropped 126 Multi AV Scanner detection for dropped file 21->126 128 Modifies Windows Defender protection settings 21->128 130 Adds a directory exclusion to Windows Defender 21->130 132 Removes signatures from Windows Defender 21->132 27 Cheat.exe 1 27 21->27         started        80 C:\portbrowserSvc\agentbroker.exe, PE32 25->80 dropped 82 C:\portbrowserSvc\rMXTEEa.bat, ASCII 25->82 dropped 31 wscript.exe 1 25->31         started        33 Conhost.exe 25->33         started        signatures9 process10 dnsIp11 102 ip-api.com 208.95.112.1, 49740, 80 TUT-ASUS United States 27->102 104 api.telegram.org 149.154.167.220, 443, 49741 TELEGRAMRU United Kingdom 27->104 142 Found many strings related to Crypto-Wallets (likely being stolen) 27->142 144 Tries to harvest and steal browser information (history, passwords, etc) 27->144 146 Modifies Windows Defender protection settings 27->146 152 3 other signatures 27->152 35 cmd.exe 1 27->35         started        38 cmd.exe 1 27->38         started        40 cmd.exe 27->40         started        44 11 other processes 27->44 148 Wscript starts Powershell (via cmd or directly) 31->148 150 Windows Scripting host queries suspicious COM object (likely to drop second stage) 31->150 42 cmd.exe 31->42         started        signatures12 process13 signatures14 116 Wscript starts Powershell (via cmd or directly) 35->116 118 Encrypted powershell cmdline option found 35->118 120 Bypasses PowerShell execution policy 35->120 122 Adds a directory exclusion to Windows Defender 35->122 46 powershell.exe 35->46         started        49 conhost.exe 35->49         started        124 Modifies Windows Defender protection settings 38->124 51 powershell.exe 23 38->51         started        53 conhost.exe 38->53         started        62 2 other processes 40->62 55 agentbroker.exe 42->55         started        58 conhost.exe 42->58         started        60 systeminfo.exe 44->60         started        64 21 other processes 44->64 process15 file16 66 schtasks.exe 46->66         started        68 schtasks.exe 46->68         started        70 schtasks.exe 46->70         started        72 16 other processes 46->72 154 Uses schtasks.exe or at.exe to add and modify task schedules 51->154 156 Loading BitLocker PowerShell Module 51->156 86 C:\portbrowserSvc\cmd.exe, PE32 55->86 dropped 88 C:\portbrowserSvc\SystemSettings.exe, PE32 55->88 dropped 90 C:\portbrowserSvc\OfficeClickToRun.exe, PE32 55->90 dropped 92 7 other malicious files 55->92 dropped 158 Multi AV Scanner detection for dropped file 55->158 160 Creates processes via WMI 55->160 162 Drops PE files with benign system names 55->162 164 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 60->164 signatures17 process18
Threat name:
Win32.Backdoor.DCRat
Status:
Malicious
First seen:
2025-01-16 23:26:31 UTC
File Type:
PE (Exe)
Extracted files:
425
AV detection:
36 of 38 (94.74%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:blankgrabber family:dcrat collection defense_evasion discovery execution infostealer rat spyware stealer upx
Behaviour
Detects videocard installed
Gathers system information
Modifies registry class
Modifies registry key
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Views/modifies file attributes
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in Windows directory
Enumerates processes with tasklist
UPX packed file
Looks up external IP address via web service
Obfuscated Files or Information: Command Obfuscation
Checks computer location settings
Clipboard Data
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Disables Task Manager via registry modification
Drops file in Drivers directory
DCRat payload
DcRat
Dcrat family
Process spawned unexpected child process
Verdict:
Malicious
Tags:
Win.Trojan.Uztuby-9855059-0
YARA:
n/a
Unpacked files
SH256 hash:
ac07273ab1dc75a040355ab1decb04494f2304eec1b95ed9d6ff64d329e84cc1
MD5 hash:
dd3da669f2a243c4dbbbfc8f063acca9
SHA1 hash:
4f41bf6dd2bafc00cd09aac21567849ff651311c
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
d3c80c1b10af84a26d391ff640bea2aa77537a7f65ce1bf8752a870e20a34e54
MD5 hash:
1d527e095c4bb903b7934e7153aa709d
SHA1 hash:
84ffa69623ed8f76d610bcdeb6b0bb22899bec16
SH256 hash:
36585912e5eaf83ba9fea0631534f690ccdc2d7ba91537166fe53e56c221e153
MD5 hash:
862f820c3251e4ca6fc0ac00e4092239
SHA1 hash:
ef96d84b253041b090c243594f90938e9a487a9a
SH256 hash:
e9f868d54dc0cda5bd4e13ad4fb6c7861b339024cd28daf0dc8eb9ee69a405fe
MD5 hash:
9a1a0974a7201deaa019697cb0f137db
SHA1 hash:
18095f2009c5e70970272a9c2a5cb6a538f84d82
Please note that we are no longer able to provide a coverage score for Virus Total.

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:BLOWFISH_Constants
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:DotNet_Reactor
Author:@bartblaze
Description:Identifies .NET Reactor, which offers .NET code protection such as obfuscation, encryption and so on.
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:ldpreload
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Rule name:PureCrypter
Author:@bartblaze
Description:Identifies PureCrypter, .NET loader and obfuscator.
Reference:https://malpedia.caad.fkie.fraunhofer.de/details/win.purecrypter
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SelfExtractingRAR
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upxHook
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/
Rule name:upx_largefile
Author:k3nr9
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:WHIRLPOOL_Constants
Author:phoul (@phoul)
Description:Look for WhirlPool constants

File information


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

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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
SHELL_APIManipulates System Shellshell32.dll::ShellExecuteA
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CloseHandle
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateFileA
kernel32.dll::GetWindowsDirectoryA
kernel32.dll::GetSystemDirectoryA
kernel32.dll::GetTempPathA

Comments