MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c38c08aa33317d483b8c3f2572189deffd054a8805d463ef2437d4e7aa458436. 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


NetSupport


Vendor detections: 13


Intelligence 13 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c38c08aa33317d483b8c3f2572189deffd054a8805d463ef2437d4e7aa458436
SHA3-384 hash: efda3bb068b6ce31176977e1e30790e352a63de571a3d652e0ae27fa6d510e56e1de0e0835b253ff7344003ab1f98bff
SHA1 hash: bb98345f171ae4e670062179e255ee67a0347805
MD5 hash: f5926e42527d28f835b39d077d2e90a5
humanhash: ten-quebec-island-louisiana
File name:f5926e42527d28f835b39d077d2e90a5.exe
Download: download sample
Signature NetSupport
Create hunting rule
File size:346'624 bytes
First seen:2023-09-15 15:45:30 UTC
Last seen:2023-09-15 16:43:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c613086c29a691857f172134e78f9db9 (5 x Smoke Loader, 2 x NetSupport, 2 x Stealc)
ssdeep 6144:rQFsXwGRZKKHERdZ7RZzhOj0S/WyFK4Iun:rNxRZ7kfZ7RZzj65oU
Threatray 15 similar samples on MalwareBazaar
TLSH T15074CF12B3E0AC71E5274A31AE2DCAE4FB7DF9614F24665723147B3F09B1AE08172761
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0018182e11180800 (1 x NetSupport)
Reporter abuse_ch
Tags:exe NetSupport


Avatar
abuse_ch
NetSupport C2:
95.216.186.137:2701

Intelligence

File Origin
# of uploads :
2
# of downloads :
283
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
netsupport
Create hunting rule
ID:
1
File name:
f5926e42527d28f835b39d077d2e90a5.exe
Verdict:
Malicious activity
Analysis date:
2023-09-15 15:46:15 UTC
Tags:
gcleaner loader netsupport remote unwanted
Link:
https://app.any.run/tasks/f7aec072-2930-4da2-92d6-599f18e25659

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
OnlyLogger
Create hunting rule
Link:
https://www.capesandbox.com/analysis/448874/
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.32366.2876.UNOFFICIAL
Create hunting rule

Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware lolbin packed shell32
Link:
https://www.filescan.io/uploads/65047c3a4a9bd894f598d99f/reports/13ab04b7-6ac5-4344-9a84-5fc28cc4cf2b/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/c38c08aa33317d483b8c3f2572189deffd054a8805d463ef2437d4e7aa458436
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
Link:
https://analyze.intezer.com/analyses/37bd3238-8633-409f-892a-9e33d1f4e5d4
Result
Threat name:
NetSupport RAT, onlyLogger
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1309073
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Contains functionality to modify clipboard data
Contains functionalty to change the wallpaper
Delayed program exit found
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
Uses known network protocols on non-standard ports
Yara detected onlyLogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1309073 Sample: nUXwQxtBFe.exe Startdate: 15/09/2023 Architecture: WINDOWS Score: 100 57 Malicious sample detected (through community Yara rule) 2->57 59 Antivirus detection for URL or domain 2->59 61 Antivirus / Scanner detection for submitted sample 2->61 63 4 other signatures 2->63 8 nUXwQxtBFe.exe 23 2->8         started        12 client32.exe 2->12         started        process3 dnsIp4 45 trk.srcstat.com 8->45 47 5.42.64.2, 49726, 49728, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 8->47 49 4 other IPs or domains 8->49 39 C:\Users\user\AppData\...\3177340602.exe, PE32 8->39 dropped 41 C:\Users\user\AppData\Local\...\s51[1], PE32 8->41 dropped 43 C:\Users\user\AppData\Local\...\s51[1], PE32 8->43 dropped 14 cmd.exe 1 8->14         started        16 cmd.exe 1 8->16         started        file5 process6 process7 18 3177340602.exe 1 32 14->18         started        21 conhost.exe 14->21         started        23 taskkill.exe 1 16->23         started        25 conhost.exe 16->25         started        file8 31 C:\Users\user\AppData\...\remcmdstub.exe, PE32 18->31 dropped 33 C:\Users\user\AppData\Roaming\...\pcicapi.dll, PE32 18->33 dropped 35 C:\Users\user\AppData\...\client32.exe, PE32 18->35 dropped 37 6 other files (none is malicious) 18->37 dropped 27 client32.exe 16 18->27         started        process9 dnsIp10 51 Dmforinenam18.com 27->51 53 Dmforinenam17.com 95.216.186.137, 2701, 49756 HETZNER-ASDE Germany 27->53 55 2 other IPs or domains 27->55 65 Multi AV Scanner detection for dropped file 27->65 67 Contains functionalty to change the wallpaper 27->67 69 Contains functionality to modify clipboard data 27->69 71 Delayed program exit found 27->71 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c38c08aa33317d483b8c3f2572189deffd054a8805d463ef2437d4e7aa458436/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2023-09-15 15:46:04 UTC
File Type:
PE (Exe)
Extracted files:
37
AV detection:
20 of 23 (86.96%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yogarkrtgf6uqo4mh4sxege5576qksuiaxkgh3zeg7kopksfqq3a._file
Verdict:
malicious
Similar samples:
233019f7f2464732ec93ec2b01b360363a9c5a387c1f392c4ed92c90aeb5505f
NetSupport
2b4021a41f886f99fa165acb89dfd992ae09b20c301686d787adc91acb823078
NetSupport
74b200a4368355d3b7de637b83187c08a4c670a90b0ab624d4eff2287424c9e6
NetSupport
b4d61c536730fbab0d2d81ec2f7bf8cdda541e4fd9200ddf50cf773c90c019c0
NetSupport
c97adcbfb32cd9719b5067c875527e7434409e0bcddeb6b50fc51b255a94c52f
NetSupport
cc625f2839019ee79af16b580a5248ea119e1a69411cd7498e68d0fb93257f32
NetSupport
ffeeafbe114f78fcb04e240eb2d5b74d32ea0e271cea9334c59e18d3ac3257d6
NetSupport
+ 5 additional samples on MalwareBazaar
Result
Malware family:
netsupport
Create hunting rule
Score:
  10/10
Tags:
family:netsupport rat
Link:
https://tria.ge/reports/230915-s7lzfsdb5y/
Behaviour
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Checks computer location settings
Deletes itself
Drops startup file
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
NetSupport
Unpacked files
SH256 hash:
239ca8d451c72d48f8d4292b3887d10359530974147e273d4fbfdfca48be80ab
MD5 hash:
c8da040d9a65bce8a3253fdad3207ad7
SHA1 hash:
833c71c44afb6a22d05944642c80036a70c13c94
Link:
https://www.unpac.me/results/27af8c06-f425-41a2-92d7-050cd70291d5/
SH256 hash:
c38c08aa33317d483b8c3f2572189deffd054a8805d463ef2437d4e7aa458436
MD5 hash:
f5926e42527d28f835b39d077d2e90a5
SHA1 hash:
bb98345f171ae4e670062179e255ee67a0347805
Link:
https://www.unpac.me/results/27af8c06-f425-41a2-92d7-050cd70291d5/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c38c08aa3331/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c38c08aa33317d483b8c3f2572189deffd054a8805d463ef2437d4e7aa458436

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MALWARE_Win_OnlyLogger
Create hunting rule
Author:ditekSHen
Description:Detects OnlyLogger loader variants
Rule name:Windows_Trojan_Smokeloader_3687686f
Create hunting rule
Author:Elastic Security
Rule name:win_gcleaner_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.gcleaner.
Rule name:yara_template
Create hunting rule

File information

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

Web download

NetSupport

Executable exe c38c08aa33317d483b8c3f2572189deffd054a8805d463ef2437d4e7aa458436

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2708737/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/448874/

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