MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 39a9419521001e2c5a03d4f6fd99446e9b157083c24c153280ad43c0a234d7f2. 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: | 39a9419521001e2c5a03d4f6fd99446e9b157083c24c153280ad43c0a234d7f2 |
|---|---|
| SHA3-384 hash: | 809db2bf19096685db27daa744e8501e65aec6075a8c339e556d9f5313009ccff48ccd236f0cf278da68c25cc61f96aa |
| SHA1 hash: | 84addafd78f6de2cb5984488ccd79bbb19c4042d |
| MD5 hash: | bd46789e8c6f46cc2d00fea7e89f1f6f |
| humanhash: | grey-double-steak-butter |
| File name: | 39a9419521001e2c5a03d4f6fd99446e9b157083c24c153280ad43c0a234d7f2 |
| Download: | download sample |
| Signature | PureLogsStealer |
| File size: | 861'184 bytes |
| First seen: | 2024-08-12 12:07:50 UTC |
| Last seen: | 2024-08-12 12:16:35 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'614 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 24576:0R//cv9DldufefTj0NALGxq/MZwErbJLnBvPu:0RnW9eaTw6acow+JLnR |
| TLSH | T18E0523E4B2F0CA23C04DAABE05D473CA42AAD78E35666BD049CCD7AE34115D452BDEF1 |
| 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 | Anonymous |
| Tags: | exe PureLogStealer |
Intelligence
File Origin
# of uploads :
2
# of downloads :
404
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
39a9419521001e2c5a03d4f6fd99446e9b157083c24c153280ad43c0a234d7f2
Verdict:
Malicious activity
Analysis date:
2024-08-12 12:08:34 UTC
Tags:
purecrypter purelogs netreactor exfiltration stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
81.4%
Tags:
Dropper
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Connection attempt
Sending a custom TCP request
Creating a window
Creating a file in the %temp% directory
Reading critical registry keys
Creating a file
Launching a process
Stealing user critical data
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed
Verdict:
Malicious
Labled as:
Trojan.Mardom.IN.Generic
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:
Malicious
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
Contains functionality to capture screen (.Net source)
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal Bitcoin Wallet information
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 Costura Assembly Loader
Yara detected PureLog Stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Trojan.Mardom
Status:
Malicious
First seen:
2024-08-10 23:46:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Result
Malware family:
n/a
Score:
9/10
Tags:
collection credential_access defense_evasion discovery spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Accesses Microsoft Outlook profiles
Indicator Removal: File Deletion
Deletes itself
Reads WinSCP keys stored on the system
Reads user/profile data of web browsers
Credentials from Password Stores: Credentials from Web Browsers
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
9a0fdd5540b6e98c9bddbc48683798e1aff392bb9265ce3dda170584a95dc6c2
MD5 hash:
ae54f21956d71f62c797bffe8ff3dccd
SHA1 hash:
f0a8039213c4219791a0e3abce8802e592987f57
SH256 hash:
4607c56cad701cb3387201df26786d167271a9b7e6a02235b89e05c574407942
MD5 hash:
aa73b231b5a648d97c103799900311af
SHA1 hash:
82413cd39ef696a06c0593b6862f95fae82ac3a5
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
3d77412715088981797388634e81152c6007a457aadfe1d4a0f3ae61efa8698d
MD5 hash:
7af401278000fc435127ab1aa68dd55c
SHA1 hash:
1b31070f70ed62cb1d5c049e3e673b2aa85b8c06
SH256 hash:
39a9419521001e2c5a03d4f6fd99446e9b157083c24c153280ad43c0a234d7f2
MD5 hash:
bd46789e8c6f46cc2d00fea7e89f1f6f
SHA1 hash:
84addafd78f6de2cb5984488ccd79bbb19c4042d
Detections:
SUSP_OBF_NET_Eazfuscator_String_Encryption_Jan24
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: | 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.
No further information available
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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