MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6e41bbf45206030f9a1277d06f28e467d8877ad2b0ea24d1b6179b4d4438346f. 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



Stealc


Vendor detections: 17


Intelligence 17 IOCs 2 YARA 2 File information Comments

SHA256 hash: 6e41bbf45206030f9a1277d06f28e467d8877ad2b0ea24d1b6179b4d4438346f
SHA3-384 hash: f5d14f9cb7e87730afcf07cc1e2c34c9dc0c1fd3b433435761f22b16707796d977a351be853c21fbe0ab80f722f73ae7
SHA1 hash: 5c74b9f1740a2b289056fbf09dca9d377610a6b3
MD5 hash: acda4e97df7423ca7b8fd346f5ce848b
humanhash: east-venus-hamper-friend
File name:6e41bbf45206030f9a1277d06f28e467d8877ad2b0ea2.exe
Download: download sample
Signature Stealc
File size:434'176 bytes
First seen:2024-10-19 00:05:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d9f68f9f5cf8d926fe60dd5a6d2a6cfe (1 x Stealc)
ssdeep 6144:gWueDQ+/BBpfNwsjlfcDO05L2Pgc61OWLH3ehseTTX:gWjDbBBpfiqc15LJcgr3B2T
TLSH T18794CF0256E9EE90E9E646334D1EFAE4F66EF811FE48675B32546F2F14312A2D223311
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
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) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon 01050b1908462100 (1 x Stealc)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
185.208.158.202:80

Indicators Of Compromise (IOCs)


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

IOCThreatFox Reference
185.208.158.202:80 https://threatfox.abuse.ch/ioc/1337482/
http://45.91.201.13/1b91dcb2c726af1e.php https://threatfox.abuse.ch/ioc/1337597/

Intelligence


File Origin
# of uploads :
1
# of downloads :
435
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6e41bbf45206030f9a1277d06f28e467d8877ad2b0ea2.exe
Verdict:
Malicious activity
Analysis date:
2024-10-19 00:07:32 UTC
Tags:
loader smokeloader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
95.7%
Tags:
Smokeloader Phishing Zusy Hype
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
fingerprint microsoft_visual_cc smokeloader
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:
Malicious Packer
Verdict:
Malicious
Result
Threat name:
SmokeLoader
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1537499 Sample: 6e41bbf45206030f9a1277d06f2... Startdate: 19/10/2024 Architecture: WINDOWS Score: 100 23 unicea.ws 2->23 25 tech-servers.in.net 2->25 27 nwgrus.ru 2->27 41 Multi AV Scanner detection for domain / URL 2->41 43 Suricata IDS alerts for network traffic 2->43 45 Found malware configuration 2->45 47 7 other signatures 2->47 7 6e41bbf45206030f9a1277d06f28e467d8877ad2b0ea2.exe 2->7         started        10 shhaajj 2->10         started        12 shhaajj 2->12         started        signatures3 process4 signatures5 49 Detected unpacking (changes PE section rights) 7->49 51 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->51 53 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 7->53 55 Switches to a custom stack to bypass stack traces 7->55 14 explorer.exe 61 3 7->14 injected 57 Antivirus detection for dropped file 10->57 59 Multi AV Scanner detection for dropped file 10->59 61 Machine Learning detection for dropped file 10->61 63 Maps a DLL or memory area into another process 12->63 65 Checks if the current machine is a virtual machine (disk enumeration) 12->65 67 Creates a thread in another existing process (thread injection) 12->67 process6 dnsIp7 29 123.213.233.131, 50030, 50031, 50032 SKB-ASSKBroadbandCoLtdKR Korea Republic of 14->29 31 unicea.ws 197.164.156.210, 49736, 49917, 49925 LINKdotNET-ASEG Egypt 14->31 19 C:\Users\user\AppData\Roaming\shhaajj, PE32 14->19 dropped 21 C:\Users\user\...\shhaajj:Zone.Identifier, ASCII 14->21 dropped 33 System process connects to network (likely due to code injection or exploit) 14->33 35 Benign windows process drops PE files 14->35 37 Deletes itself after installation 14->37 39 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->39 file8 signatures9
Threat name:
Win32.Infostealer.Tinba
Status:
Malicious
First seen:
2024-10-12 00:30:33 UTC
File Type:
PE (Exe)
Extracted files:
52
AV detection:
29 of 38 (76.32%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
smokeloader shellcode_loader_002
Similar samples:
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:smokeloader botnet:pub4 backdoor discovery trojan
Behaviour
Checks SCSI registry key(s)
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
SmokeLoader
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
6e41bbf45206030f9a1277d06f28e467d8877ad2b0ea24d1b6179b4d4438346f
MD5 hash:
acda4e97df7423ca7b8fd346f5ce848b
SHA1 hash:
5c74b9f1740a2b289056fbf09dca9d377610a6b3
Malware family:
SmokeLoader
Verdict:
Malicious
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetStartupInfoA
KERNEL32.dll::GetDiskFreeSpaceExA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::WriteConsoleA
KERNEL32.dll::ReadConsoleInputW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleAliasExesW
KERNEL32.dll::GetConsoleOutputCP
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileA
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileA
KERNEL32.dll::GetFileAttributesW
KERNEL32.dll::GetTempPathA
KERNEL32.dll::SetVolumeMountPointW
KERNEL32.dll::SetVolumeMountPointA
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameA
WIN_HTTP_APIUses HTTP servicesWINHTTP.dll::WinHttpOpen
WINHTTP.dll::WinHttpSetDefaultProxyConfiguration

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