MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87b3c67f15dc5171acb906cc40c421fb5ec92304fa23c781b050133696cce91c. 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


RiseProStealer


Vendor detections: 13


Intelligence 13 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 87b3c67f15dc5171acb906cc40c421fb5ec92304fa23c781b050133696cce91c
SHA3-384 hash: ebb0dc4ebde1bc6b1d579df9711f6cba72821fb2b684093cc673289be950b731942e35bc694b19a1a71089c2b0ef9d24
SHA1 hash: 427fbe6c4e5833f6a63842b6d8c055d0899ffe3c
MD5 hash: 852830c686f3c4502e2010dea1ac4f1f
humanhash: indigo-maine-dakota-jig
File name:852830c686f3c4502e2010dea1ac4f1f.exe
Download: download sample
Signature RiseProStealer
Create hunting rule
File size:3'524'896 bytes
First seen:2023-12-02 20:35:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 95f14e754579ec74ea735751105f4371 (14 x RiseProStealer, 2 x RedLineStealer)
ssdeep 49152:6CwN/i6GkyHx6a3vqicDMxPdqYp+M3u28pspg:/wCHY8coPdqYI4u28psq
TLSH T103F5E680F2F9076DF5F30AF955BAE2D108FABC66AB11D6DF1120614E18A1ED08974B37
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter abuse_ch
Tags:exe RiseProStealer


Avatar
abuse_ch
RiseProStealer C2:
193.233.132.51:50500

Intelligence

File Origin
# of uploads :
1
# of downloads :
301
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/461976/
Detection(s):
Win.Packed.Pwsx-10012424-0
Create hunting rule

Win.Trojan.Stealerc-10014035-0
Create hunting rule

Win.Trojan.Pwsx-10015942-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file in the Windows subdirectories
Сreating synchronization primitives
Modifying a system file
Creating a file
Creating a file in the %temp% subdirectories
Replacing files
Launching a service
Sending a UDP request
Sending a custom TCP request
Forced system process termination
Blocking the Windows Defender launch
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Adding exclusions to Windows Defender
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control greyware lolbin overlay packed
Link:
https://www.filescan.io/uploads/656b95506d3af19226789eb2/reports/0d9fd67e-007b-48c3-8669-907c22a36fbc/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/87b3c67f15dc5171acb906cc40c421fb5ec92304fa23c781b050133696cce91c
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/1c51d5ae-06f0-4f75-a77a-a752b7db7ebc
Result
Threat name:
PrivateLoader, RisePro Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1352244
Signature
Adds extensions / path to Windows Defender exclusion list (Registry)
Allocates memory in foreign processes
Contains functionality to check for running processes (XOR)
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Disable Windows Defender real time protection (registry)
Disables Windows Defender (deletes autostart)
Exclude list of file types from scheduled, custom, and real-time scanning
Found stalling execution ending in API Sleep call
Injects a PE file into a foreign processes
Modifies Group Policy settings
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected PrivateLoader
Yara detected RisePro Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1352244 Sample: txSAjYT89f.exe Startdate: 02/12/2023 Architecture: WINDOWS Score: 100 43 ipinfo.io 2->43 49 Snort IDS alert for network traffic 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected RisePro Stealer 2->53 55 Yara detected PrivateLoader 2->55 9 txSAjYT89f.exe 2->9         started        12 OfficeTrackerNMP131.exe 2->12         started        14 OfficeTrackerNMP131.exe 2->14         started        16 3 other processes 2->16 signatures3 process4 signatures5 73 Contains functionality to inject code into remote processes 9->73 75 Writes to foreign memory regions 9->75 77 Allocates memory in foreign processes 9->77 79 Injects a PE file into a foreign processes 9->79 18 AppLaunch.exe 11 508 9->18         started        23 AppLaunch.exe 9->23         started        process6 dnsIp7 45 193.233.132.51, 49733, 50500 FREE-NET-ASFREEnetEU Russian Federation 18->45 47 ipinfo.io 34.117.59.81, 443, 49734 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 18->47 35 C:\Windows\System32behaviorgraphroupPolicybehaviorgraphPT.INI, ASCII 18->35 dropped 37 C:\...\4Y8u3tYy9wiPLH7Oqs7VtVMeZc5Zbhzd.zip, Zip 18->37 dropped 39 C:\Users\user\AppData\...\FANBooster131.exe, PE32 18->39 dropped 41 2 other files (none is malicious) 18->41 dropped 57 Tries to steal Mail credentials (via file / registry access) 18->57 59 Disables Windows Defender (deletes autostart) 18->59 61 Tries to harvest and steal browser information (history, passwords, etc) 18->61 71 4 other signatures 18->71 25 schtasks.exe 1 18->25         started        27 schtasks.exe 1 18->27         started        29 WerFault.exe 22 16 18->29         started        63 Contains functionality to check for running processes (XOR) 23->63 65 Found stalling execution ending in API Sleep call 23->65 67 Contains functionality to inject threads in other processes 23->67 69 Uses schtasks.exe or at.exe to add and modify task schedules 23->69 file8 signatures9 process10 process11 31 conhost.exe 25->31         started        33 conhost.exe 27->33         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/87b3c67f15dc5171acb906cc40c421fb5ec92304fa23c781b050133696cce91c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/87b3c67f15dc5171acb906cc40c421fb5ec92304fa23c781b050133696cce91c/
Threat name:
Win32.Trojan.InjectorX
Create hunting rule
Status:
Malicious
First seen:
2023-12-02 18:19:57 UTC
File Type:
PE (Exe)
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=q6z4m7yv3rixdlfza3gebrbb7npmsiye7ir4panqkajtnfwm5eoa._file
Verdict:
malicious
Result
Malware family:
risepro
Create hunting rule
Score:
  10/10
Tags:
family:privateloader family:risepro loader persistence stealer
Link:
https://tria.ge/reports/231202-zdj2bsfg37/
Behaviour
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Drops file in System32 directory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
PrivateLoader
RisePro
Malware Config
C2 Extraction:
193.233.132.51
Unpacked files
SH256 hash:
24f5c8021bcfe9d0c8f55532a24400b0d1faec1cc5b42a0a36e64c345c9046c0
MD5 hash:
bb2ef7011aca3cff6663152bffb10a76
SHA1 hash:
f8c46ca78b7923888a1586ca060f6d75481b8609
Link:
https://www.unpac.me/results/b616b96b-51a9-470d-8ae7-edde649c554c/
SH256 hash:
87b3c67f15dc5171acb906cc40c421fb5ec92304fa23c781b050133696cce91c
MD5 hash:
852830c686f3c4502e2010dea1ac4f1f
SHA1 hash:
427fbe6c4e5833f6a63842b6d8c055d0899ffe3c
Link:
https://www.unpac.me/results/b616b96b-51a9-470d-8ae7-edde649c554c/
Malware family:
PrivateLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/87b3c67f15dc/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/87b3c67f15dc5171acb906cc40c421fb5ec92304fa23c781b050133696cce91c

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:AppLaunch
Create hunting rule
Author:iam-py-test
Description:Detect files referencing .Net AppLaunch.exe
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Web download

RiseProStealer

Executable exe 87b3c67f15dc5171acb906cc40c421fb5ec92304fa23c781b050133696cce91c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2736632/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/461976/

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