MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae. 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


Intelligence 14 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae
SHA3-384 hash: e1e2a0a3886b35e58a6f5a14e54d850d8bc366083f311b400da8b82bdfbec132ecdcf570029e50b33109284c772cbc38
SHA1 hash: 6fe1b66534e85db1e8825b6b7cb9ee9fb621cfbd
MD5 hash: 43296c4ac197f6feae234bb99e90ad57
humanhash: nuts-georgia-helium-maine
File name:SecuriteInfo.com.Trojan.Inject4.30337.24780.11592
Download: download sample
Signature Meterpreter
Create hunting rule
File size:8'704 bytes
First seen:2024-06-10 15:16:13 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 57d6e7112c8e716cfe2eb0ff9f36763c (16 x Meterpreter, 2 x CobaltStrike, 2 x Cobalt Strike)
ssdeep 48:qUr3zU9G4aNVhnX5hthMt6dO54WTJ7d5b:+DIi59J7
Threatray 7 similar samples on MalwareBazaar
TLSH T18002B838B26948F7E47127FF85030987932CBB2403A511DB174374226461BD7B579BD3
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4504/4/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter SecuriteInfoCom
Tags:dll Meterpreter

Intelligence

File Origin
# of uploads :
1
# of downloads :
304
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Inject4.30337.24780.11592.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=666718e15c0e232c1ff02bc4win7simulatehigh_evasion
Tags:
Generic Stealth Malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Connection attempt
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cobalt lolbin microsoft_visual_cc rundll32
Link:
https://www.filescan.io/uploads/666718efef9fdf64aa69a7f8/reports/4a7b1be2-4582-4a83-84f3-8495c139742e/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae
Malware family:
Swrort
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/db542a4e-0f93-41bc-977e-245b6f0d015b
Result
Threat name:
Metasploit
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1454677
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to inject code into remote processes
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Rundll32 Execution Without Parameters
System process connects to network (likely due to code injection or exploit)
Yara detected Metasploit Payload
Behaviour
Behavior Graph:
Download SVG
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae/
Threat name:
Win32.Backdoor.Meterpreter
Create hunting rule
Status:
Malicious
First seen:
2023-03-03 12:44:19 UTC
File Type:
PE (Dll)
AV detection:
36 of 38 (94.74%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=l35lkkodb4sxdo5sypijhcmm34uwq6g5gmfpy7p5nc7ynrj3pwxa._file
Verdict:
malicious
Similar samples:
4f37048c1ce2408132c67cbb9e055219acf0d7a94917ec13b7c3180b8d0eeef0
Meterpreter
5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae
Meterpreter
a45f6849ee2181518fac4c0365e742ce273a846421471ce5cb0743c1b4eafc0b
Meterpreter
ed60346e3ee4818bffdb2986a37d5c46ad0e87b035027e7851cad0ec9e00554a
Meterpreter
Result
Malware family:
metasploit
Create hunting rule
Score:
  10/10
Tags:
family:metasploit backdoor trojan
Link:
https://tria.ge/reports/240610-sn1y9s1bpc/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Blocklisted process makes network request
MetaSploit
Malware Config
C2 Extraction:
172.105.66.118:8080
Unpacked files
SH256 hash:
5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae
MD5 hash:
43296c4ac197f6feae234bb99e90ad57
SHA1 hash:
6fe1b66534e85db1e8825b6b7cb9ee9fb621cfbd
Detections:
CobaltStrike_Resources_Reverse_Bin_v2_5_through_v4_x
Create hunting rule
CobaltStrike_Resources_Reverse_Bin_v2_5_through_v4_x
Create hunting rule
Link:
https://www.unpac.me/results/7cc07849-fe20-4676-8eb4-da88b298286c/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5efab529c30f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
CobaltStrike
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae

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
Create hunting rule
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
Create hunting rule
Author:gssincla@google.com
Rule name:metasploit_rev_tcp_32
Create hunting rule
Author:Javier Rascon
Rule name:meth_peb_parsing
Create hunting rule
Author:Willi Ballenthin
Rule name:Rozena
Create hunting rule
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_Metasploit_4a1c4da8
Create hunting rule
Author:Elastic Security
Description:Identifies Metasploit 64 bit reverse tcp shellcode.
Rule name:Windows_Trojan_Metasploit_96233b6b
Create hunting rule
Author:Elastic Security
Description:Identifies another 64 bit API hashing function used by Metasploit.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Meterpreter

DLL dll 5efab529c30f2571bbb2c3d093898cdf296878dd330afc7dfd68bf86c53b7dae

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2882141/
  
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::VirtualAllocEx
KERNEL32.dll::WriteProcessMemory
KERNEL32.dll::CloseHandle

Comments