MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f82eec674bf95ff5819f711f2009f1d1efefeb96cd7fd314150b964d4d8af7e7. 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


QuasarRAT


Vendor detections: 16


Intelligence 16 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f82eec674bf95ff5819f711f2009f1d1efefeb96cd7fd314150b964d4d8af7e7
SHA3-384 hash: 66a196471e6f9b2ff397b3e53b4dd48fa0e3c7062705914924fbc349ff8bd803c86390f59ade1e803683bdf8617636de
SHA1 hash: fedafcb714ba0439aa9a539a65e19ee7dc15cf61
MD5 hash: 21723ce72a1f58240cb1548fc1444bde
humanhash: finch-lima-arizona-batman
File name:JJsploitinstaller.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:6'728'192 bytes
First seen:2025-07-24 16:39:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 196608:eErT9VH7DGi+AjdIhWqnnWzHUZxsRmq2DndJcTEfh:DBrDKJnnDZxsREdm8
TLSH T1DE663352CD6AC9B7E3302172CE64557C33F9332973BE94E40D8963E07899AE1C99F225
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon 70e892f4ac886070 (1 x Formbook, 1 x QuasarRAT)
Reporter abuse_ch
Tags:exe QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
31
Origin country :
SE SE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
JJsploitinstaller.exe
Verdict:
Malicious activity
Analysis date:
2025-07-24 00:06:46 UTC
Tags:
loader auto-reg crypto-regex
Link:
https://app.any.run/tasks/894be3f5-8a2a-4e69-98ee-ff3bf79cfd96

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/16648/
Detection(s):
Win.Packed.Packy-10033570-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6881791484b37dd61ef12f2e
Tags:
vmdetect quasar emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Enabling the 'hidden' option for files in the %temp% directory
Creating a process from a recently created file
Launching a process
Creating a file
Creating a window
Searching for synchronization primitives
Connection attempt to an infection source
Unauthorized injection to a recently created process
Query of malicious DNS domain
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm packed vbnet
Link:
https://www.filescan.io/uploads/688262028a7d628a81c1cd17/reports/a8159371-71c2-42e0-9dc3-a870e455e976/overview
Verdict:
Malicious
Labled as:
Backdoor.Marte.VenomRAT.Generic
Link:
https://www.hybrid-analysis.com/sample/f82eec674bf95ff5819f711f2009f1d1efefeb96cd7fd314150b964d4d8af7e7
Malware family:
ModernLoader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b9469f43-7792-4809-aee4-6c3a0de93780
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1743563
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Bypasses PowerShell execution policy
Found malware configuration
Found strings related to Crypto-Mining
Hides that the sample has been downloaded from the Internet (zone.identifier)
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1743563 Sample: JJsploitinstaller.exe Startdate: 24/07/2025 Architecture: WINDOWS Score: 72 55 ptdpro-46069.portmap.host 2->55 65 Found malware configuration 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 Antivirus / Scanner detection for submitted sample 2->69 71 9 other signatures 2->71 10 JJsploitinstaller.exe 4 4 2->10         started        14 msiexec.exe 105 70 2->14         started        16 svchost.exe 2->16         started        signatures3 process4 file5 49 C:\Users\user\AppData\...\Client-built.exe, PE32 10->49 dropped 51 C:\Users\user\...\JJsploitinstaller.exe.log, CSV 10->51 dropped 83 Bypasses PowerShell execution policy 10->83 85 Adds a directory exclusion to Windows Defender 10->85 18 Client-built.exe 6 10->18         started        22 msiexec.exe 6 10->22         started        25 powershell.exe 23 10->25         started        53 C:\Program Files\jjsploit\jjsploit.exe, PE32+ 14->53 dropped 27 msiexec.exe 14->27         started        signatures6 process7 dnsIp8 57 ptdpro-46069.portmap.host 193.161.193.99, 46069, 49688, 49690 BITREE-ASRU Russian Federation 18->57 73 Antivirus detection for dropped file 18->73 75 Multi AV Scanner detection for dropped file 18->75 77 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->77 47 C:\Users\user\AppData\Local\...\MSIB21A.tmp, PE32 22->47 dropped 29 jjsploit.exe 3 22->29         started        79 Loading BitLocker PowerShell Module 25->79 31 WmiPrvSE.exe 25->31         started        33 conhost.exe 25->33         started        file9 signatures10 process11 process12 35 msedgewebview2.exe 29->35         started        signatures13 81 Found strings related to Crypto-Mining 35->81 38 msedgewebview2.exe 35->38         started        41 msedgewebview2.exe 35->41         started        43 msedgewebview2.exe 35->43         started        45 2 other processes 35->45 process14 dnsIp15 59 ln-0007.ln-msedge.net 150.171.22.17, 443, 49693 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 38->59 61 150.171.28.11, 443, 49715 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 38->61 63 5 other IPs or domains 38->63
Verdict:
inconclusive
YARA:
11 match(es)
Tags:
.Net Executable PE (Portable Executable) SOS: 0.21 Win 32 Exe x86
Link:
https://app.malva.re/file/21723ce72a1f58240cb1548fc1444bde
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f82eec674bf95ff5819f711f2009f1d1efefeb96cd7fd314150b964d4d8af7e7/
Verdict:
Malicious
Threat:
Trojan.MSIL.Quasar
Link:
https://tip.neiki.dev/file/f82eec674bf95ff5819f711f2009f1d1efefeb96cd7fd314150b964d4d8af7e7
Threat name:
ByteCode-MSIL.Backdoor.MarteVenomRAT
Create hunting rule
Status:
Malicious
First seen:
2025-07-24 00:06:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7axoyz2l7fp7lam7oepsacpr2hx6724wzv75gfavbole2tmk67tq._file
Verdict:
malicious
Label(s):
quasarrat
Create hunting rule
Similar samples:
error
QuasarRAT
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:office04 defense_evasion discovery execution ransomware spyware trojan
Link:
https://tria.ge/reports/250724-t6s7ta1j14/
Behaviour
Checks SCSI registry key(s)
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in Windows directory
Checks whether UAC is enabled
Enumerates connected drives
Network Share Discovery
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Quasar RAT
Quasar family
Quasar payload
Malware Config
C2 Extraction:
ptdpro-46069.portmap.host:46069
Verdict:
Malicious
Tags:
Win.Packed.Packy-10033570-0
YARA:
n/a
Link:
https://app.threat.zone/submission/c12085c6-1da6-4d2e-abbe-d7320ebf3d9c
Unpacked files
SH256 hash:
f82eec674bf95ff5819f711f2009f1d1efefeb96cd7fd314150b964d4d8af7e7
MD5 hash:
21723ce72a1f58240cb1548fc1444bde
SHA1 hash:
fedafcb714ba0439aa9a539a65e19ee7dc15cf61
Link:
https://www.unpac.me/results/91218c0c-ec3b-4c21-b98d-36add41b22e9/
SH256 hash:
db69dc034c888e2909d2297936575f3390c27a42f1fb20f3f5939223ab55dcf3
MD5 hash:
0b29cd8e0bad11be8073d6ed84fd67e6
SHA1 hash:
32dd32733a8324ce26c67069b5ba8f334e02bf1f
Detections:
QuasarRAT
Create hunting rule
cn_utf8_windows_terminal
Create hunting rule
malware_windows_xrat_quasarrat
Create hunting rule
MAL_QuasarRAT_May19_1
Create hunting rule
MAL_BackNet_Nov18_1
Create hunting rule
INDICATOR_EXE_Packed_Fody
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Link:
https://www.unpac.me/results/91218c0c-ec3b-4c21-b98d-36add41b22e9/
SH256 hash:
d5235265564f0bfd23b7279d7bdccc9ea6383ed07c5d0bfdf6c99029af9a2c0c
MD5 hash:
1d3dd9fcc077e6b4f88c05b9aef53ee6
SHA1 hash:
12b33858bc84f54b8aa8dbcb5a0ec2da043a6f66
Link:
https://www.unpac.me/results/91218c0c-ec3b-4c21-b98d-36add41b22e9/
SH256 hash:
7d7f9eae8b192a3d2c1d38749494fe02eab1d70a209d6db6cdb132a289543d2b
MD5 hash:
23541049d54f8412b42158e4b3bce953
SHA1 hash:
3b18eafed3203ba23d2963851b311188f53815b9
Link:
https://www.unpac.me/results/91218c0c-ec3b-4c21-b98d-36add41b22e9/
SH256 hash:
4c9615496970ea84320e2a6e99f8fb828e3c7790384df5585d93fc368885d94e
MD5 hash:
50e6524b7ee9c2c93f5210b63cb1ca54
SHA1 hash:
3e296ec3bb24750833ea80515e6fb4c73874c91a
Link:
https://www.unpac.me/results/91218c0c-ec3b-4c21-b98d-36add41b22e9/
SH256 hash:
e54b3f90f18efaba3b4e714533d5e1f0aaf2f656b9166d6498e15b659cc41b8c
MD5 hash:
4a3c2b2b73407e79a9ebc6caece6c144
SHA1 hash:
70f64ab70fdc0c484da6f914d2742115c7a97141
Detections:
SUSP_NET_Large_Static_Array_In_Small_File_Jan24
Create hunting rule
HKTL_NET_GUID_Quasar
Create hunting rule
Link:
https://www.unpac.me/results/91218c0c-ec3b-4c21-b98d-36add41b22e9/
Parent samples :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 hash:
ceed689891874eed41295189b2db3c187aabcfc90add5a1d2af96f078bcb4811
MD5 hash:
026a5bafe4ac686c01e9d56e00a87ab1
SHA1 hash:
a6ff2228e8114a2b4040d0ca137c4b544ff034f4
Link:
https://www.unpac.me/results/91218c0c-ec3b-4c21-b98d-36add41b22e9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f82eec674bf95ff5819f711f2009f1d1efefeb96cd7fd314150b964d4d8af7e7

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:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/16648/

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

Comments