MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 526d615c3af7609c45e44f50d6dd2e83e02c60afcdf5d3aaea1557d7a5e964de. 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
MassLogger
Vendor detections: 14
| SHA256 hash: | 526d615c3af7609c45e44f50d6dd2e83e02c60afcdf5d3aaea1557d7a5e964de |
|---|---|
| SHA3-384 hash: | 3649e30aca7bb6a86dafdc19a6b48ff342dc4dced32747ddc98d98229aed3ef3fc5e7f3073e948b2e6c5b3077dca4bab |
| SHA1 hash: | a30167114f9fd84aabcd25199eb7680afce179f5 |
| MD5 hash: | 744e994a8241e0eb8bec4d4e78b4d8f1 |
| humanhash: | diet-blue-fanta-michigan |
| File name: | 744e994a8241e0eb8bec4d4e78b4d8f1 |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 139'264 bytes |
| First seen: | 2022-08-05 17:33:51 UTC |
| Last seen: | 2022-08-05 20:11:29 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 4f7271df0bf201cf627af3103fba2c2e (8 x MassLogger, 3 x a310Logger, 2 x StormKitty) |
| ssdeep | 1536:+6/Zws3kTnvzbhNBPmxue2SRQg0dkEwiqoVioPkoslJvRxvXG2St8:+SZTkLfhjFSiO3o1kosD22a8 |
| TLSH | T15ED32AE077EC6155F27A8AB267774320233DFD316E329A1FD0C0167E193AA429A71367 |
| TrID | 78.7% (.EXE) Win32 Executable Microsoft Visual Basic 6 (82067/2/8) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.3% (.EXE) Win32 Executable (generic) (4505/5/1) 1.9% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | 1003873d31213f10 (142 x DarkCloud, 132 x GuLoader, 35 x a310Logger) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe MassLogger |
Intelligence
File Origin
# of uploads :
2
# of downloads :
403
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
quasar
ID:
1
File name:
744e994a8241e0eb8bec4d4e78b4d8f1
Verdict:
Malicious activity
Analysis date:
2022-08-05 17:37:06 UTC
Tags:
quasar stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a window
Launching a process
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Reading critical registry keys
Creating a file
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
greyware shell32.dll
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:
BluStealer
Verdict:
Malicious
Result
Threat name:
BluStealer, StormKitty
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
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 submitted file
Potential malicious icon found
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected BluStealer
Yara detected Generic Downloader
Yara detected StormKitty Stealer
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.BluStealer
Status:
Malicious
First seen:
2022-08-03 16:17:40 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
22 of 26 (84.62%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Result
Malware family:
stormkitty
Score:
10/10
Tags:
family:blustealer family:stormkitty collection stealer
Behaviour
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
StormKitty
StormKitty payload
Unpacked files
SH256 hash:
75e7a134c9f43097044c1a3e0303fcb5c1897d2ddcb33d828fc9ff1fb58056dc
MD5 hash:
7cb3e2b6d67055bb278a731e5df2f6dd
SHA1 hash:
d614c29b1ea955774f1bf49e75a19480e9dbfc09
Detections:
win_agent_tesla_g2
SH256 hash:
526d615c3af7609c45e44f50d6dd2e83e02c60afcdf5d3aaea1557d7a5e964de
MD5 hash:
744e994a8241e0eb8bec4d4e78b4d8f1
SHA1 hash:
a30167114f9fd84aabcd25199eb7680afce179f5
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
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 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store |
|---|---|
| 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_References_Messaging_Clients |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many email and collaboration clients. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_TelegramChatBot |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables using Telegram Chat Bot |
| Rule name: | malware_Agenttesla_type2 |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Agenttesla in memory |
| Reference: | internal research |
| Rule name: | MALWARE_Win_A310Logger |
|---|---|
| Author: | ditekSHen |
| Description: | Detects A310Logger |
| Rule name: | MALWARE_Win_StormKitty |
|---|---|
| Author: | ditekSHen |
| Description: | Detects StormKitty infostealer |
| Rule name: | masslogger_gcch |
|---|---|
| Author: | govcert_ch |
| Rule name: | pdb_YARAify |
|---|---|
| Author: | @wowabiy314 |
| Description: | PDB |
| Rule name: | pe_imphash |
|---|
| Rule name: | Quasar_RAT_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Quasar_RAT_1_RID2B54 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | SUSP_DOTNET_PE_List_AV |
|---|---|
| Author: | SECUINFRA Falcon Team |
| Description: | Detecs .NET Binary that lists installed AVs |
| Rule name: | win_masslogger_w0 |
|---|---|
| Author: | govcert_ch |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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