MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 15c0af687add0ba5fe93a98e6096ab3e55e6d422b63325018aa8745a9ce3f5bf. 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


Intelligence 14 IOCs YARA 6 File information Comments

SHA256 hash: 15c0af687add0ba5fe93a98e6096ab3e55e6d422b63325018aa8745a9ce3f5bf
SHA3-384 hash: d7e726bc1e6569578f1965bab6651ecdd6c4846c9d6d52c2a8d84e3ba34a394e7a9709e5309f62f2cfe082dacb2c17fe
SHA1 hash: f1f11f3862959342387492c2931f8bce84cec389
MD5 hash: 336258334e89ad1ce233ab610d849430
humanhash: bulldog-cold-two-echo
File name:Vqqyghk.exe
Download: download sample
Signature PureLogsStealer
File size:1'516'544 bytes
First seen:2024-02-26 14:07:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 24576:HI8xEH+YHaa6zbYRQv/oze5tVX4Re23WNclCC+Ai0/ipvWGIPEjUMBy:H+H+YHCYanVemNWC55uGIPb0
Threatray 4'974 similar samples on MalwareBazaar
TLSH T1A065021A27150962CBA2AB75E977C7022905DA3B5583D30B53C42A7F242B3FF6FB1712
TrID 56.5% (.EXE) Win64 Executable (generic) (10523/12/4)
11.0% (.ICL) Windows Icons Library (generic) (2059/9)
10.9% (.EXE) OS/2 Executable (generic) (2029/13)
10.7% (.EXE) Generic Win/DOS Executable (2002/3)
10.7% (.EXE) DOS Executable Generic (2000/1)
Reporter James_inthe_box
Tags:exe PureLogStealer

Intelligence


File Origin
# of uploads :
1
# of downloads :
311
Origin country :
US US
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Connection attempt
Sending a custom TCP request
Creating a file in the %temp% subdirectories
Using the Windows Management Instrumentation requests
Creating a window
Reading critical registry keys
Changing a file
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
net_reactor packed packed
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:
Generic Malware
Verdict:
Malicious
Result
Threat name:
PureLog Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
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
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1398798 Sample: Vqqyghk.exe Startdate: 26/02/2024 Architecture: WINDOWS Score: 100 28 224.185.13.0.in-addr.arpa 2->28 42 Antivirus / Scanner detection for submitted sample 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected PureLog Stealer 2->46 48 3 other signatures 2->48 7 Vqqyghk.exe 1 3 2->7         started        11 farm.exe 1 2->11         started        13 farm.exe 2->13         started        signatures3 process4 file5 26 C:\Users\user\AppData\Roaming\farm.exe, PE32+ 7->26 dropped 50 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->50 52 Modifies the context of a thread in another process (thread injection) 7->52 54 Injects a PE file into a foreign processes 7->54 15 Vqqyghk.exe 24 7->15         started        56 Multi AV Scanner detection for dropped file 11->56 20 farm.exe 24 11->20         started        22 farm.exe 13->22         started        signatures6 process7 dnsIp8 30 45.137.22.173, 49711, 49714, 49719 ROOTLAYERNETNL Netherlands 15->30 24 C:\Users\user\AppData\...\sqlite.interop.dll, PE32+ 15->24 dropped 32 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->32 34 Tries to steal Mail credentials (via file / registry access) 15->34 36 Found many strings related to Crypto-Wallets (likely being stolen) 15->36 38 Tries to harvest and steal browser information (history, passwords, etc) 22->38 40 Tries to harvest and steal Bitcoin Wallet information 22->40 file9 signatures10
Threat name:
ByteCode-MSIL.Trojan.Seraph
Status:
Malicious
First seen:
2024-02-24 03:18:06 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
3
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:zgrat collection persistence rat spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Loads dropped DLL
Reads WinSCP keys stored on the system
Reads user/profile data of web browsers
Detect ZGRat V1
ZGRat
Unpacked files
SH256 hash:
15c0af687add0ba5fe93a98e6096ab3e55e6d422b63325018aa8745a9ce3f5bf
MD5 hash:
336258334e89ad1ce233ab610d849430
SHA1 hash:
f1f11f3862959342387492c2931f8bce84cec389
Detections:
Typical_Malware_String_Transforms
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:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Author:malware-lu
Rule name:pe_no_import_table
Description:Detect pe file that no import table
Rule name:Typical_Malware_String_Transforms
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research

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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