MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 640ac0840e3573c4e6f0575e27d1a9da5b1aa91b10fa9bcbf8db868bcc78ca0c. 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
Meterpreter
Vendor detections: 14
| SHA256 hash: | 640ac0840e3573c4e6f0575e27d1a9da5b1aa91b10fa9bcbf8db868bcc78ca0c |
|---|---|
| SHA3-384 hash: | 2d6326fc5ccf843d99637c018ec8e3c838e7fca2ff120335a9a52e29c9d7e7c95f6ad7fabc314e9812669bc576260f0f |
| SHA1 hash: | 0f9c7b199674c7721b0f9fd6113a90956a581e2b |
| MD5 hash: | 539fe231a5fcd61371245acb61fde847 |
| humanhash: | oranges-nevada-floor-helium |
| File name: | 539fe231a5fcd61371245acb61fde847.exe |
| Download: | download sample |
| Signature | Meterpreter |
| File size: | 73'802 bytes |
| First seen: | 2023-03-15 21:30:29 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 481f47bbb2c9c21e108d65f52b04c448 (257 x Meterpreter, 93 x Metasploit, 33 x ShikataGaNai) |
| ssdeep | 1536:IUo88zkjF9hVQAbiTaVDKslGE2OVNiBSZrNutMb+KR0Nc8QsJq39:O884zhV/biTElGE2UNxZr4te0Nc8QsC9 |
| Threatray | 21 similar samples on MalwareBazaar |
| TLSH | T18B73AF56E9C45476C1A1227C17763AB95975F4FA3306C18E394CCEE5DFC1CB0A22A3CA |
| TrID | 37.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 20.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 12.7% (.EXE) Win64 Executable (generic) (10523/12/4) 7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.1% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| Reporter |  abuse_ch |
| Tags: | exe Meterpreter |
Intelligence
File Origin
# of uploads :
1
# of downloads :
318
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
539fe231a5fcd61371245acb61fde847.exe
Verdict:
Malicious activity
Analysis date:
2023-03-15 21:32:48 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Creating a window
Сreating synchronization primitives
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
cobalt cobaltstrike greyware meterpreter overlay packed rozena swrort
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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:
Meterpreter
Verdict:
Malicious
Result
Threat name:
Metasploit, Meterpreter
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Contains functionality to inject threads in other processes
Creates a thread in another existing process (thread injection)
Detected unpacking (creates a PE file in dynamic memory)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected Metasploit Payload
Yara detected Meterpreter
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.CobaltStrikeBeacon
Status:
Malicious
First seen:
2023-03-12 02:10:08 UTC
File Type:
PE (Exe)
AV detection:
36 of 39 (92.31%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 11 additional samples on MalwareBazaar
Result
Malware family:
metasploit
Score:
10/10
Tags:
family:metasploit backdoor trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MetaSploit
Malware Config
C2 Extraction:
3.137.123.63:28193
Unpacked files
SH256 hash:
640ac0840e3573c4e6f0575e27d1a9da5b1aa91b10fa9bcbf8db868bcc78ca0c
MD5 hash:
539fe231a5fcd61371245acb61fde847
SHA1 hash:
0f9c7b199674c7721b0f9fd6113a90956a581e2b
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Swrort
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: | CobaltStrike_Resources_Reverse_Bin_v2_5_through_v4_x |
|---|---|
| Author: | gssincla@google.com |
| Description: | Cobalt Strike's resources/reverse.bin signature for versions 2.5 to 4.x |
| Reference: | https://cloud.google.com/blog/products/identity-security/making-cobalt-strike-harder-for-threat-actors-to-abuse |
| Rule name: | CobaltStrike__Resources_Reverse_Bin_v2_5_through_v4_x |
|---|---|
| Author: | gssincla@google.com |
| Rule name: | MALWARE_Win_Meterpreter |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Meterpreter payload |
| Rule name: | metasploit_rev_tcp_32 |
|---|---|
| Author: | Javier Rascon |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_peb_parsing |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | Windows_Trojan_Metasploit_38b8ceec |
|---|---|
| Author: | Elastic Security |
| Description: | Identifies the API address lookup function used by metasploit. Also used by other tools (like beacon). |
| Rule name: | Windows_Trojan_Metasploit_7bc0f998 |
|---|---|
| Author: | Elastic Security |
| Description: | Identifies the API address lookup function leverage by metasploit shellcode |
| Rule name: | Windows_Trojan_Metasploit_c9773203 |
|---|---|
| Author: | Elastic Security |
| Description: | Identifies the 64 bit API hashing function used by Metasploit. This has been re-used by many other malware families. |
| Reference: | https://github.com/rapid7/metasploit-framework/blob/04e8752b9b74cbaad7cb0ea6129c90e3172580a2/external/source/shellcode/windows/x64/src/block/block_api.asm |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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