MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b71696f3358e0b7e5794982a7156f78758d0451f664ffaf61aa9955cca4f0ce2. 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: 9
| SHA256 hash: | b71696f3358e0b7e5794982a7156f78758d0451f664ffaf61aa9955cca4f0ce2 |
|---|---|
| SHA3-384 hash: | 8645e014093bc8a3d1095190b9a62d8c2147418db7366db662bceec3067501fae769f45c0fa97714a62adf7baf4b4276 |
| SHA1 hash: | 0e8345ef8a7e4bd1106de9586db9d7fd6e8abea1 |
| MD5 hash: | 0dfc0509474153a614b03e1bdd4963d5 |
| humanhash: | artist-chicken-winter-bakerloo |
| File name: | 3280000.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 80'896 bytes |
| First seen: | 2022-07-25 13:24:22 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 1536:tSY3GFvpAVy0/AvJj/gwbIBpxxIuNW5OVvzxVd5DByUwyv+uy:gFVvJ+7xbEAB9Vd5gbR |
| TLSH | T1C483090577F8C205F3BF8EB8AA74502407BAB45B2933E79D4DC564DC2A36B808951FA7 |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| Reporter |  sysk1ll3r |
| Tags: | .NET BluStealer exe MassLogger |
Intelligence
File Origin
# of uploads :
1
# of downloads :
344
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm evasive hacktool quasar rat stealer
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:
StormKitty
Detection:
malicious
Classification:
troj
Score:
80 / 100
Signature
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Yara detected Generic Downloader
Yara detected StormKitty Stealer
Yara detected Telegram RAT
Yara detected Telegram Recon
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Spyware.Stealergen
Status:
Malicious
First seen:
2022-07-25 13:25:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
16 of 26 (61.54%)
Threat level:
2/5
Detection(s):
Suspicious file
Result
Malware family:
stormkitty
Score:
10/10
Tags:
family:stormkitty brand:microsoft persistence phishing
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Detected potential entity reuse from brand microsoft.
Adds Run key to start application
Unpacked files
SH256 hash:
b71696f3358e0b7e5794982a7156f78758d0451f664ffaf61aa9955cca4f0ce2
MD5 hash:
0dfc0509474153a614b03e1bdd4963d5
SHA1 hash:
0e8345ef8a7e4bd1106de9586db9d7fd6e8abea1
Detections:
win_agent_tesla_g2
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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.
Delivery method
Other
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