MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d20a7cebff22eea0ab3b252f0b63373e007bf863ac9df929db61c5f7622c3fbf. 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
PureLogsStealer
Vendor detections: 14
| SHA256 hash: | d20a7cebff22eea0ab3b252f0b63373e007bf863ac9df929db61c5f7622c3fbf |
|---|---|
| SHA3-384 hash: | c580ffebfe7f6da1d2e8495ee2272df88de06b17aab8ce03fa57ee100b7c7a7bd3d8b20719970e2ecad23be8ba0d4f38 |
| SHA1 hash: | 154e81cb5aefcdbba7874b619301a7f263625f6a |
| MD5 hash: | b2c44e3619be0f55a6946eefb52e28d7 |
| humanhash: | tennis-xray-alabama-fish |
| File name: | b2c44e3619be0f55a6946eefb52e28d7 |
| Download: | download sample |
| Signature | PureLogsStealer |
| File size: | 298'496 bytes |
| First seen: | 2024-07-29 05:35:54 UTC |
| Last seen: | 2024-07-29 06:22:30 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 6144:2NSkPcngpCB2u3JEoVBouRn7u8frLMY65SAJh5j0b3NV6uxaAiiaIWdQb6:2NvMl06tn79MxSAh4b3bvFhhnb |
| Threatray | 3 similar samples on MalwareBazaar |
| TLSH | T12154239B9FF61448E96589709C83EE916B07B4024DD5FEA8BC0DC03A5D15D183B32BBB |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 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) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe PureLogStealer |
Intelligence
File Origin
# of uploads :
2
# of downloads :
453
Origin country :
FRVendor Threat Intelligence
Malware family:
asyncrat
ID:
1
File name:
b2c44e3619be0f55a6946eefb52e28d7
Verdict:
Malicious activity
Analysis date:
2024-07-29 08:45:36 UTC
Tags:
netreactor purehvnc rat asyncrat remote stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
Execution Generic Network Stealth
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a process from a recently created file
Connection attempt
Sending a custom TCP request
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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.
Verdict:
Unknown
Result
Threat name:
PureLog Stealer, zgRAT
Detection:
malicious
Classification:
troj.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
.NET source code contains very large array initializations
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries memory information (via WMI often done to detect virtual machines)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Sigma detected: Set autostart key via New-ItemProperty Cmdlet
Suspicious powershell command line found
Tries to harvest and steal Bitcoin Wallet information
Yara detected PureLog Stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Trojan.PureLogStealer
Status:
Malicious
First seen:
2024-07-29 05:36:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
discovery execution persistence spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Adds Run key to start application
Command and Scripting Interpreter: PowerShell
Reads user/profile data of web browsers
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
56f8730bc8dd6434ad6edfc2a10443c2c77d90a57ea2d3e8c402dc994ce5c90f
MD5 hash:
6a74038f4e44c64c84e6120a2e275e92
SHA1 hash:
d713aea10663667cd6614d0277b25375a8649b8d
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
d20a7cebff22eea0ab3b252f0b63373e007bf863ac9df929db61c5f7622c3fbf
MD5 hash:
b2c44e3619be0f55a6946eefb52e28d7
SHA1 hash:
154e81cb5aefcdbba7874b619301a7f263625f6a
Detections:
SUSP_NET_Large_Static_Array_In_Small_File_Jan24
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
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
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
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