MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5e4b3765cd493c657eefbf22a8198fb0dc11d5ce79f153f00b559dc7fa73d71. 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


Adware.Neoreklami


Vendor detections: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5e4b3765cd493c657eefbf22a8198fb0dc11d5ce79f153f00b559dc7fa73d71
SHA3-384 hash: 3cf6ef355720debf39457bb590b47df44f6ac232bfc28a01ac754ea660925e90e379bc5e74445c2d07d396d576662d1c
SHA1 hash: b1031a92721f3fe3a6374ae98fe119020d80a719
MD5 hash: 0d49e846415edcb36e4e0f4c2b2a40d5
humanhash: floor-leopard-three-one
File name:file
Download: download sample
Signature Adware.Neoreklami
Create hunting rule
File size:7'509'466 bytes
First seen:2023-11-29 09:49:24 UTC
Last seen:2023-12-01 07:17:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3786a4cf8bfee8b4821db03449141df4 (2'471 x Adware.Neoreklami, 2 x RedLineStealer, 2 x Adware.MultiPlug)
ssdeep 196608:91ODodh0fJ4t/kI7Fyq+Nsd/a+vljZ/KTPhZRf5:3OUM4/6sE+NjZ/Kxf5
TLSH T1FA763312BCF7C1F3C25AA476E17867E0A199FBAD0E9440636343D68C5CBB36DC267660
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)
File icon (PE):PE icon
dhash icon 848c5454baf47474 (2'462 x Adware.Neoreklami, 101 x RedLineStealer, 63 x N-able)
Reporter andretavare5
Tags:Adware.Neoreklami exe


Avatar
andretavare5
Sample downloaded from http://hblmbtbm.beget.tech/525403/setup.exe

Intelligence

File Origin
# of uploads :
17
# of downloads :
322
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/461166/
Detection(s):
SecuriteInfo.com.Program.Unwanted.2823.171.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Modifying a system file
Searching for the window
Deleting a recently created file
Creating a file
Creating a process with a hidden window
Forced system process termination
Replacing files
Launching a service
Blocking the Windows Defender launch
Adding exclusions to Windows Defender
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Labled as:
Win/grayware_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b5e4b3765cd493c657eefbf22a8198fb0dc11d5ce79f153f00b559dc7fa73d71
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/674400fb-4eda-47f5-90e6-000d61c5f344
Result
Threat name:
Neoreklami
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1349813
Signature
Adds extensions / path to Windows Defender exclusion list
Adds extensions / path to Windows Defender exclusion list (Registry)
Antivirus detection for URL or domain
Encrypted powershell cmdline option found
Modifies Group Policy settings
Modifies Windows Defender protection settings
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Sigma detected: Schedule system process
Snort IDS alert for network traffic
Suspicious powershell command line found
Uses cmd line tools excessively to alter registry or file data
Uses schtasks.exe or at.exe to add and modify task schedules
Very long command line found
Yara detected Neoreklami
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1349813 Sample: file.exe Startdate: 29/11/2023 Architecture: WINDOWS Score: 100 94 service-domain.xyz 2->94 96 googlehosted.l.googleusercontent.com 2->96 98 3 other IPs or domains 2->98 110 Snort IDS alert for network traffic 2->110 112 Multi AV Scanner detection for domain / URL 2->112 114 Antivirus detection for URL or domain 2->114 118 6 other signatures 2->118 11 file.exe 7 2->11         started        14 joQTIbq.exe 1 8 2->14         started        17 powershell.exe 12 2->17         started        19 gpscript.exe 2->19         started        signatures3 116 Performs DNS queries to domains with low reputation 94->116 process4 file5 86 C:\Users\user\AppData\Local\...\Install.exe, PE32 11->86 dropped 21 Install.exe 4 11->21         started        88 C:\Windows\Temp\...\iZNBcvu.exe, PE32 14->88 dropped 130 Multi AV Scanner detection for dropped file 14->130 132 Very long command line found 14->132 134 Uses cmd line tools excessively to alter registry or file data 14->134 136 Modifies Windows Defender protection settings 14->136 25 powershell.exe 9 14->25         started        27 conhost.exe 17->27         started        29 gpupdate.exe 17->29         started        signatures6 process7 file8 84 C:\Users\user\AppData\Local\...\Install.exe, PE32 21->84 dropped 120 Multi AV Scanner detection for dropped file 21->120 31 Install.exe 10 21->31         started        122 Uses cmd line tools excessively to alter registry or file data 25->122 124 Modifies Windows Defender protection settings 25->124 35 cmd.exe 1 25->35         started        37 conhost.exe 25->37         started        39 reg.exe 25->39         started        45 19 other processes 25->45 41 Conhost.exe 27->41         started        43 conhost.exe 29->43         started        signatures9 process10 file11 90 C:\Users\user\AppData\Local\...\joQTIbq.exe, PE32 31->90 dropped 92 C:\Windows\System32behaviorgraphroupPolicy\gpt.ini, ASCII 31->92 dropped 100 Multi AV Scanner detection for dropped file 31->100 102 Uses schtasks.exe or at.exe to add and modify task schedules 31->102 104 Modifies Windows Defender protection settings 31->104 108 2 other signatures 31->108 47 forfiles.exe 1 31->47         started        50 forfiles.exe 1 31->50         started        52 schtasks.exe 2 31->52         started        56 3 other processes 31->56 106 Uses cmd line tools excessively to alter registry or file data 35->106 54 reg.exe 1 1 35->54         started        signatures12 process13 signatures14 138 Modifies Windows Defender protection settings 47->138 140 Adds extensions / path to Windows Defender exclusion list 47->140 58 cmd.exe 1 47->58         started        61 conhost.exe 47->61         started        63 cmd.exe 1 50->63         started        65 conhost.exe 50->65         started        67 conhost.exe 52->67         started        69 conhost.exe 56->69         started        71 conhost.exe 56->71         started        73 conhost.exe 56->73         started        process15 signatures16 126 Uses cmd line tools excessively to alter registry or file data 58->126 75 reg.exe 1 1 58->75         started        78 reg.exe 1 58->78         started        80 reg.exe 1 1 63->80         started        82 reg.exe 1 63->82         started        process17 signatures18 128 Adds extensions / path to Windows Defender exclusion list (Registry) 75->128
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b5e4b3765cd493c657eefbf22a8198fb0dc11d5ce79f153f00b559dc7fa73d71
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b5e4b3765cd493c657eefbf22a8198fb0dc11d5ce79f153f00b559dc7fa73d71/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2023-11-29 08:54:52 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wxslg5s42sj4mv7o7pzcvamy7mg4chk446prkpyawvm5y75hhvyq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery evasion spyware stealer trojan
Link:
https://tria.ge/reports/231129-ltxqgafe3w/
Behaviour
Creates scheduled task(s)
Enumerates system info in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Checks installed software on the system
Drops Chrome extension
Drops desktop.ini file(s)
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Blocklisted process makes network request
Modifies Windows Defender Real-time Protection settings
Windows security bypass
Unpacked files
SH256 hash:
9e3adb539476e77721eb92a5af6493d91673579f7ac264c30471e37a0807fd5e
MD5 hash:
1ad8464541ecedf12fee8f83c17e1ba2
SHA1 hash:
b2226085a67b6e52ffad7ba0b23e89a1ed90b8bf
Link:
https://www.unpac.me/results/98412498-74fa-4970-a866-93726acf5189/
SH256 hash:
b5e4b3765cd493c657eefbf22a8198fb0dc11d5ce79f153f00b559dc7fa73d71
MD5 hash:
0d49e846415edcb36e4e0f4c2b2a40d5
SHA1 hash:
b1031a92721f3fe3a6374ae98fe119020d80a719
Link:
https://www.unpac.me/results/98412498-74fa-4970-a866-93726acf5189/
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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/461166/
  
URLhaus
https://urlhaus.abuse.ch/url/2735217/

Comments