MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7645e0b22c7ea622d164b55b3449831e99bcf4de66c31ac0afaa877cef03248e. 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: 15


Intelligence 15 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7645e0b22c7ea622d164b55b3449831e99bcf4de66c31ac0afaa877cef03248e
SHA3-384 hash: 4192047ead5dd220f546a49be628c967899772e78272dbb9c62c5a3cb51305acfd62d782339e0e2c8d3c393168935726
SHA1 hash: 8af2cb510eccdb2bf61195d57603e6d30a03868a
MD5 hash: e769a09ad2023de15fb16d69d61b8222
humanhash: quiet-robin-kentucky-red
File name:e769a09ad2023de15fb16d69d61b8222.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:2'274'816 bytes
First seen:2025-08-16 20:58:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 49152:7sTM7YRnirm2NnPlKKSb7L3wip6MaRxTKLK:7QwZNnAKSb7L3w0Xe
TLSH T146B5CF203DEB401AF1B7AF75DBD074DA9B7EF223670A965E145503460E23A42EDC723A
TrID 58.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
13.2% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
8.4% (.EXE) Win64 Executable (generic) (10522/11/4)
5.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
dhash icon 00a0969696969661 (1 x QuasarRAT)
Reporter abuse_ch
Tags:exe QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
52
Origin country :
SE SE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e769a09ad2023de15fb16d69d61b8222.exe
Verdict:
Malicious activity
Analysis date:
2025-08-16 21:01:22 UTC
Tags:
auto-reg evasion
Link:
https://app.any.run/tasks/6ab25457-a145-4e10-95b4-5cc0bcf4fd01

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/21706/
Detection(s):
Win.Malware.Generic-9883083-0
Create hunting rule

Win.Malware.Bulz-9933026-0
Create hunting rule

Win.Malware.Generic-6623004-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68a0f13cc2f5296a1a279fa8
Tags:
autorun emotet quasar
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Launching a process
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm base64 hacktool obfuscated packed privilege quasarrat reconnaissance
Link:
https://www.filescan.io/uploads/68a0f13bf516093e09c614ab/reports/71c9873c-fb3d-4e45-91ed-13b7027531a1/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/7645e0b22c7ea622d164b55b3449831e99bcf4de66c31ac0afaa877cef03248e
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/408d5b9e-4646-4c6e-837f-8d87176ba894
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1758535
Signature
.NET source code contains potential unpacker
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
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: Potentially Suspicious Malware Callback Communication
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1758535 Sample: 9N78HRQleL.exe Startdate: 16/08/2025 Architecture: WINDOWS Score: 100 37 ipwho.is 2->37 45 Found malware configuration 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 Yara detected Quasar RAT 2->49 51 4 other signatures 2->51 9 9N78HRQleL.exe 1 5 2->9         started        13 Microsoft.exe 2 2->13         started        15 Microsoft.exe 3 2->15         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\Microsoft.exe, PE32 9->29 dropped 31 C:\Users\user\AppData\...\9N78HRQleL.exe.log, CSV 9->31 dropped 53 Uses schtasks.exe or at.exe to add and modify task schedules 9->53 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->55 17 Microsoft.exe 14 12 9->17         started        21 schtasks.exe 1 9->21         started        signatures6 process7 dnsIp8 33 134.122.128.182, 4444, 49719 BCPL-SGBGPNETGlobalASNSG United States 17->33 35 ipwho.is 15.204.213.5, 443, 49721 HP-INTERNET-ASUS United States 17->35 39 Multi AV Scanner detection for dropped file 17->39 41 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->41 43 Installs a global keyboard hook 17->43 23 schtasks.exe 1 17->23         started        25 conhost.exe 21->25         started        signatures9 process10 process11 27 conhost.exe 23->27         started       
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7645e0b22c7ea622d164b55b3449831e99bcf4de66c31ac0afaa877cef03248e
Verdict:
inconclusive
YARA:
11 match(es)
Tags:
.Net Executable Fody/Costura Packer Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.14 SOS: 0.15 SOS: 0.18 SOS: 0.19 SOS: 0.20 SOS: 0.22 SOS: 0.23 SOS: 0.24 SOS: 0.25 SOS: 0.26 SOS: 0.27 SOS: 0.29 SOS: 0.32 SOS: 0.34 SOS: 0.35 SOS: 0.61 Win 32 Exe x86
Link:
https://app.malva.re/file/e769a09ad2023de15fb16d69d61b8222
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7645e0b22c7ea622d164b55b3449831e99bcf4de66c31ac0afaa877cef03248e/
Verdict:
Malicious
Threat:
Trojan.MSIL.Quasar
Link:
https://tip.neiki.dev/file/7645e0b22c7ea622d164b55b3449831e99bcf4de66c31ac0afaa877cef03248e
Threat name:
Win32.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-08-09 20:46:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ozc6bmrmp2tcfulewvntismdd2m3z5g6m3brvqfpvkdxz3ydesha._file
Verdict:
malicious
Label(s):
quasarrat
Create hunting rule
Similar samples:
error
QuasarRAT
Result
Malware family:
n/a
Score:
  8/10
Tags:
defense_evasion execution persistence
Link:
https://tria.ge/reports/250816-zs1ydsgn7v/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Adds Run key to start application
Executes dropped EXE
Modifies trusted root certificate store through registry
Verdict:
Malicious
Tags:
Win.Malware.Generic-9883083-0
YARA:
n/a
Link:
https://app.threat.zone/submission/50c909bd-c6e6-4562-a39b-e703d49bd0c5
Unpacked files
SH256 hash:
7645e0b22c7ea622d164b55b3449831e99bcf4de66c31ac0afaa877cef03248e
MD5 hash:
e769a09ad2023de15fb16d69d61b8222
SHA1 hash:
8af2cb510eccdb2bf61195d57603e6d30a03868a
Link:
https://www.unpac.me/results/8fd4b231-73eb-4274-8c3a-b1e9d4a172ee/
SH256 hash:
c1046a94e4042f0a622670cd6a01ca235609732d8ef68889e87fc947d754c5f5
MD5 hash:
8f786e161e0925e8a7c5602f64fff988
SHA1 hash:
4f90a7c051bb4a8e95a43916a4e979b1daadfffa
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/8fd4b231-73eb-4274-8c3a-b1e9d4a172ee/
Parent samples :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 hash:
d83968d8a3a3c9285a6db4292be2d92770a76e2c4da91891b19a0a61d177c676
MD5 hash:
ac9409fec2570ecbf318ad3c7f2547f5
SHA1 hash:
02bbdcf226b9e659bc234c7612aad2101c1a7c54
Link:
https://www.unpac.me/results/8fd4b231-73eb-4274-8c3a-b1e9d4a172ee/
SH256 hash:
45bb983808fcfae1bca0c96fc3b44688ca9e9df4a7519d9c9527ebad68144869
MD5 hash:
230492631e42fccb47b398961d3eb27e
SHA1 hash:
0b6652447c80d8246f74eaaa419f81540bd03478
Link:
https://www.unpac.me/results/8fd4b231-73eb-4274-8c3a-b1e9d4a172ee/
SH256 hash:
c9736bed57d137a0bd4a454a70436020312db5a365bdd243037e766695c18ccd
MD5 hash:
41b34eab1585d5381c56730b93dd1310
SHA1 hash:
510b640517342dbcc40c81b63db23fa1444a71ed
Link:
https://www.unpac.me/results/8fd4b231-73eb-4274-8c3a-b1e9d4a172ee/
SH256 hash:
ff550bcf895c50de74266e1f6f6a02731b548d837b63c5f38bef8a7f26da5616
MD5 hash:
77d718034253efdd4ce5abf82af2ca52
SHA1 hash:
6b1bd4ba7aef10a72f101d93b735052d37986edb
Link:
https://www.unpac.me/results/8fd4b231-73eb-4274-8c3a-b1e9d4a172ee/
SH256 hash:
ceed689891874eed41295189b2db3c187aabcfc90add5a1d2af96f078bcb4811
MD5 hash:
026a5bafe4ac686c01e9d56e00a87ab1
SHA1 hash:
a6ff2228e8114a2b4040d0ca137c4b544ff034f4
Link:
https://www.unpac.me/results/8fd4b231-73eb-4274-8c3a-b1e9d4a172ee/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7645e0b22c7e/report/overview.html
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/7645e0b22c7ea622d164b55b3449831e99bcf4de66c31ac0afaa877cef03248e

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:Costura_Protobuf
Create hunting rule
Author:@bartblaze
Description:Identifies Costura and Protobuf in .NET assemblies, respectively for storing resources and (de)serialization. Seen together might indicate a suspect binary.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_EXE_Packed_Fody
Create hunting rule
Author:ditekSHen
Description:Detects executables manipulated with Fody
Rule name:Indicator_MiniDumpWriteDump
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
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)

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/21706/

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 (GUARD_CF)high

Comments