MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a24dafb52de61a6bb3d363afb0d02ac3311d4a4f221b20f246c2fa2d5cb352fd. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a24dafb52de61a6bb3d363afb0d02ac3311d4a4f221b20f246c2fa2d5cb352fd
SHA3-384 hash: 6111865e460eaa16552a00be1cc0e2b2cc82d5c55ad1136f706af02071ec2ea1ec72c483ba9223f3be88a1b7c3c53e80
SHA1 hash: 1416be003cae641425174b9a5313b0836f56713f
MD5 hash: 8c01384c527d6e6a4265b40f71cd89bf
humanhash: freddie-charlie-seven-beer
File name:client.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:514'048 bytes
First seen:2024-01-19 22:28:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:ITEgdc0YvXAGbgiIN2RSBSnoum1nRI+KI5EtqM+yw4YUcE5Ob8F9lfiezcTR3m:ITEgdfYnbgaouEfy45yweppviezcdm
Threatray 354 similar samples on MalwareBazaar
TLSH T1A8B46B8123FC852BE1AE57BDE8B104216BF4F407A6A7EB4F4940A1F92C567429E407F3
TrID 37.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
29.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
8.4% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
6.7% (.SCR) Windows screen saver (13097/50/3)
5.3% (.EXE) Win64 Executable (generic) (10523/12/4)
Reporter adm1n_usa32
Tags:exe QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
308
Origin country :
RO RO
Vendor Threat Intelligence
Detection:
QuasarStealer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/471780/
Detection(s):
Win.Malware.Bulz-9823462-0
Create hunting rule

Win.Malware.Generic-9883082-0
Create hunting rule

Win.Malware.Generic-9883083-0
Create hunting rule

ditekSHen.MALWARE.Win.Trojan.QuasarStealer.UNOFFICIAL
Create hunting rule

Win.Packed.Downeks-6898097-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Verdict:
Malicious
Threat level:
  10/10
Confidence:
89%
Tags:
anti-vm crypto explorer hook infostealer keylogger lolbin quasar quasarrat rat remote schtasks shell32 stealer stealer vermin
Link:
https://www.filescan.io/uploads/65aaf7b43a0cf312d5178156/reports/61a9f3c1-f603-4c92-8373-fb813f38f20d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a24dafb52de61a6bb3d363afb0d02ac3311d4a4f221b20f246c2fa2d5cb352fd
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/3a256378-d51a-4d82-b008-8384958d2495
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1377797
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a24dafb52de61a6bb3d363afb0d02ac3311d4a4f221b20f246c2fa2d5cb352fd
Detection:
quasar
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a24dafb52de61a6bb3d363afb0d02ac3311d4a4f221b20f246c2fa2d5cb352fd/
Threat name:
ByteCode-MSIL.Trojan.Quasar
Create hunting rule
Status:
Malicious
First seen:
2024-01-17 13:08:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
32 of 38 (84.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ujg27njn4yngxm6tmox3bubkymyr2sspeinsb4sgyl5c2xftkl6q._file
Verdict:
malicious
Similar samples:
1416bd55b04a4d8299c3e976e4e6a160850471e330d25f332f70d8ca618de894
QuasarRAT
3659778cc75ed1428fe16a288b28095311ffdc650a1202482376b4f3c04b75f3
QuasarRAT
585e4146923404bbe11c2cf5a423e2650a5d133541e9baeacb64a4d675f6484d
QuasarRAT
66aa3076bab656dc495c3a7cd2f8cfef86ffe2082d209fabe8c64905b8c76cb9
QuasarRAT
71b507a5d2ef28b951d65ba5a737c75e6e0ecdda454e7c70a40bd37b083ce9bd
QuasarRAT
8be3c7231a1d547531c3e669d380fd00b5b3e773da201b34bed04810062329c0
QuasarRAT
f49f187849de1ec6c2ac50585cc3ce47ff4b220e413cdedb63b762efd4504bcd
QuasarRAT
+ 344 additional samples on MalwareBazaar
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:office04 spyware trojan
Link:
https://tria.ge/reports/240119-2d8qssfce5/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Enumerates physical storage devices
Quasar RAT
Quasar payload
Malware Config
C2 Extraction:
192.168.85.129:4782
Unpacked files
SH256 hash:
a24dafb52de61a6bb3d363afb0d02ac3311d4a4f221b20f246c2fa2d5cb352fd
MD5 hash:
8c01384c527d6e6a4265b40f71cd89bf
SHA1 hash:
1416be003cae641425174b9a5313b0836f56713f
Detections:
QuasarRAT
Create hunting rule
malware_windows_xrat_quasarrat
Create hunting rule
win_quasarrat_j2
Create hunting rule
MALWARE_Win_QuasarStealer
Create hunting rule
cn_utf8_windows_terminal
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Vermin_Keylogger_Jan18_1
Create hunting rule
MAL_QuasarRAT_May19_1
Create hunting rule
INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
Link:
https://www.unpac.me/results/70972f0c-4675-408a-9bc7-cce4ee6e778c/
Malware family:
QuasarRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a24dafb52de6/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/a24dafb52de61a6bb3d363afb0d02ac3311d4a4f221b20f246c2fa2d5cb352fd

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:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
Author:ditekSHen
Description:Detects executables containing common artifacts observed in infostealers
Rule name:MALWARE_Win_QuasarStealer
Create hunting rule
Author:ditekshen
Description:Detects Quasar infostealer
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Description:Detects QuasarRAT malware
Rule name:MAL_QuasarRAT_May19_1_RID2E1E
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
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:Vermin_Keylogger_Jan18_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Vermin Keylogger
Reference:https://researchcenter.paloaltonetworks.com/2018/01/unit42-vermin-quasar-rat-custom-malware-used-ukraine/
Rule name:win_quasar_rat_client
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in Quasar Rat Samples.

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/471780/

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