MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f73416ad806e3eae3d07f79ca3707a991b9919ef5c79d97484e598611cd66fdb. 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


ISRStealer


Vendor detections: 12


Intelligence 12 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f73416ad806e3eae3d07f79ca3707a991b9919ef5c79d97484e598611cd66fdb
SHA3-384 hash: 0eb6fa47283c507f49fd6bf837e1da090571523bff03b1fcecb16a275cf3a507747f24c993210af8e1e72e2a9a5b5ba7
SHA1 hash: 7be354f7f49cc6ecb4be135138f2e6d2c2fea7bb
MD5 hash: 553cac5b073a4a5ebea85ea95301a0de
humanhash: apart-idaho-yankee-undress
File name:file
Download: download sample
Signature ISRStealer
Create hunting rule
File size:2'312'704 bytes
First seen:2024-02-28 00:37:43 UTC
Last seen:2024-02-28 02:22:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:5IR9FHOmquBYcamY65FQmtnnk1VFhYSYGBaiv0RhGCxsGT3:5OumquoX6LPFSYia06/3
Threatray 117 similar samples on MalwareBazaar
TLSH T111B53389F6E76CE3C896ED304DEE8D3D423E9D7421008B3865E99730B5B7B79A14A44C
TrID 32.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
28.9% (.EXE) Win32 Executable (generic) (4504/4/1)
13.0% (.EXE) OS/2 Executable (generic) (2029/13)
12.8% (.EXE) Generic Win/DOS Executable (2002/3)
12.8% (.EXE) DOS Executable Generic (2000/1)
File icon (PE):PE icon
dhash icon b3b2b3b2cceee7b2 (146 x RiseProStealer, 7 x CoinMiner, 1 x AgentTesla)
Reporter Bitsight
Tags:exe ISRStealer


Avatar
Bitsight
url: http://147.45.47.93:30753/movie/segun.exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
599
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/478064/
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.6653.23305.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Creating a file
Launching a process
Creating a file in the %temp% directory
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Reading critical registry keys
Creating a process from a recently created file
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Connection attempt to an infection source
Sending a TCP request to an infection source
Stealing user critical data
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
lolbin msbuild packed
Link:
https://www.filescan.io/uploads/65de806b22703c3491b4decd/reports/31907daa-9ba9-49eb-9e1a-3e28a54c7411/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/f73416ad806e3eae3d07f79ca3707a991b9919ef5c79d97484e598611cd66fdb
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:
Unknown
Link:
https://analyze.intezer.com/analyses/74d92df1-c7f1-4d29-8c59-6b9e5f23ca60
Result
Threat name:
Amadey, LummaC Stealer, RedLine, RisePro
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1399983
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates multiple autostart registry keys
Detected unpacking (changes PE section rights)
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Potentially malicious time measurement code found
Snort IDS alert for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
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
Yara detected Amadeys stealer DLL
Yara detected LummaC Stealer
Yara detected RedLine Stealer
Yara detected RisePro Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1399983 Sample: file.exe Startdate: 28/02/2024 Architecture: WINDOWS Score: 100 70 raw.githubusercontent.com 2->70 72 jelepenorocks.com 2->72 74 4 other IPs or domains 2->74 82 Snort IDS alert for network traffic 2->82 84 Multi AV Scanner detection for domain / URL 2->84 86 Antivirus detection for URL or domain 2->86 88 11 other signatures 2->88 8 file.exe 3 94 2->8         started        13 MPGPH131.exe 76 2->13         started        15 MPGPH131.exe 74 2->15         started        17 15 other processes 2->17 signatures3 process4 dnsIp5 76 193.233.132.62, 49729, 49732, 49733 FREE-NET-ASFREEnetEU Russian Federation 8->76 78 185.215.113.46, 49738, 49741, 49746 WHOLESALECONNECTIONSNL Portugal 8->78 80 2 other IPs or domains 8->80 52 C:\Users\user\...\IPMa4DHtCZU1exCnBBEW.exe, PE32 8->52 dropped 54 C:\Users\user\...\Ab9NvMSB5852RRCfo2hd.exe, PE32 8->54 dropped 56 C:\Users\user\...\8KcrLiDnPjqEishrqg7h.exe, PE32 8->56 dropped 64 12 other malicious files 8->64 dropped 110 Detected unpacking (changes PE section rights) 8->110 112 Tries to steal Mail credentials (via file / registry access) 8->112 114 Found many strings related to Crypto-Wallets (likely being stolen) 8->114 134 4 other signatures 8->134 19 IPMa4DHtCZU1exCnBBEW.exe 8->19         started        23 Ab9NvMSB5852RRCfo2hd.exe 8->23         started        37 7 other processes 8->37 58 C:\Users\user\...\U3bNURr9t2LkTCCyPVxB.exe, PE32 13->58 dropped 60 C:\Users\user\...behaviorgraphwHZIc7qykHxg8LCwzlr.exe, PE32 13->60 dropped 62 C:\Users\user\...\Bg2eSL2kEUdRMY3_bzPf.exe, PE32 13->62 dropped 66 4 other malicious files 13->66 dropped 116 Multi AV Scanner detection for dropped file 13->116 118 Machine Learning detection for dropped file 13->118 120 Tries to harvest and steal browser information (history, passwords, etc) 13->120 25 U3bNURr9t2LkTCCyPVxB.exe 13->25         started        27 Bg2eSL2kEUdRMY3_bzPf.exe 13->27         started        29 GwHZIc7qykHxg8LCwzlr.exe 13->29         started        68 7 other malicious files 15->68 dropped 122 Hides threads from debuggers 15->122 124 Tries to detect sandboxes / dynamic malware analysis system (registry check) 15->124 126 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 15->126 31 h3g1BhK437BWoV3ozlVB.exe 15->31         started        33 dqSw7qv77QnnOz1Bvt1E.exe 15->33         started        35 e7bmBPJ2VzaUXAHBiDkM.exe 15->35         started        128 Antivirus detection for dropped file 17->128 130 Tries to detect sandboxes and other dynamic analysis tools (window names) 17->130 132 Tries to evade debugger and weak emulator (self modifying code) 17->132 file6 signatures7 process8 file9 50 C:\Users\user\AppData\Local\...\explorgu.exe, PE32 19->50 dropped 90 Tries to evade debugger and weak emulator (self modifying code) 19->90 92 Hides threads from debuggers 19->92 94 Tries to detect sandboxes / dynamic malware analysis system (registry check) 19->94 96 Antivirus detection for dropped file 31->96 98 Detected unpacking (changes PE section rights) 31->98 100 Machine Learning detection for dropped file 31->100 39 explorgu.exe 31->39         started        102 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 33->102 42 conhost.exe 37->42         started        44 conhost.exe 37->44         started        46 conhost.exe 37->46         started        48 4 other processes 37->48 signatures10 process11 signatures12 104 Hides threads from debuggers 39->104 106 Tries to detect sandboxes / dynamic malware analysis system (registry check) 39->106 108 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 39->108
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f73416ad806e3eae3d07f79ca3707a991b9919ef5c79d97484e598611cd66fdb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f73416ad806e3eae3d07f79ca3707a991b9919ef5c79d97484e598611cd66fdb/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-02-28 00:38:06 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=642bnlmany7k4pih66okg4d2tenzsgpplr45s5ee4wmgchgwn7nq._file
Verdict:
malicious
Similar samples:
198dbbc56524a20fad15edc9f11883961e69c6acf07d32c3ab2a4704f2cea14d
ISRStealer
3a649fa91a13523a86b7bd178fb4ccf28970d1627bfb4ece042a42f020262697
ISRStealer
4673e26a480f6687f1401d09d30ec74629f2075d0c4ef036aed088ec5592e5d0
ISRStealer
5412ac3b441e66c0c1d173f0f081514eaebd35a64a6785711d55452809030780
ISRStealer
7d55d937d0f24157dcc0df03bc1f42b90ad31f483d40b7aeb4b6e4c01bed70cc
ISRStealer
9771ccf8d55d3a22f639d8e3aa72c57b76b6e652e602a6a1ae965c9a80c72bb5
ISRStealer
c4d4e753b728a7a677b76270cd1a8c16e47fcc7fbf69575185e1c4e288ea43a3
ISRStealer
de5dad99d072f740e2ccef4d7f2ea2b4b909dd378b954d189e8fbfdb6222ee8b
ISRStealer
eeed7ff69fd813b5d177f9d15863c8b4de68b4f818fec0eb9f8a9c771fe436f2
ISRStealer
+ 107 additional samples on MalwareBazaar
Result
Malware family:
risepro
Create hunting rule
Score:
  10/10
Tags:
family:risepro evasion stealer
Link:
https://tria.ge/reports/240228-ay2z7sfc2v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
RisePro
Malware Config
C2 Extraction:
193.233.132.62
Unpacked files
SH256 hash:
5bed29af7b9e51cfa917837c172f8e5d4c86af28572446f270eab3bc8a281db3
MD5 hash:
751d236080a258514a9731a4c0305fa5
SHA1 hash:
264319d21845b397b15107d9c689d251b4132f77
Link:
https://www.unpac.me/results/56fd4baa-79f9-47e0-822d-93c47cc9a409/
SH256 hash:
f73416ad806e3eae3d07f79ca3707a991b9919ef5c79d97484e598611cd66fdb
MD5 hash:
553cac5b073a4a5ebea85ea95301a0de
SHA1 hash:
7be354f7f49cc6ecb4be135138f2e6d2c2fea7bb
Link:
https://www.unpac.me/results/56fd4baa-79f9-47e0-822d-93c47cc9a409/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f73416ad806e/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/f73416ad806e3eae3d07f79ca3707a991b9919ef5c79d97484e598611cd66fdb

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:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_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_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:Windows_Generic_Threat_e5f4703f
Create hunting rule
Author:Elastic Security

File information

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

Web download

ISRStealer

Executable exe f73416ad806e3eae3d07f79ca3707a991b9919ef5c79d97484e598611cd66fdb

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2771941/
Cape
Cape
https://www.capesandbox.com/analysis/478064/

Comments