MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 aff9dae78f13a7e13244cf022de01470272b00e4f6961a40a61c9e9c9b8ca7ed. 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: 17
| SHA256 hash: | aff9dae78f13a7e13244cf022de01470272b00e4f6961a40a61c9e9c9b8ca7ed |
|---|---|
| SHA3-384 hash: | befe4a5b6bd36bfc39ebc0813f4a728192390c09df862707c49ed7a27f7298e7cbc123c49d35f598c30d8f46231164bf |
| SHA1 hash: | d214fb013da24138d62330f59952d2b0ae13674a |
| MD5 hash: | 312febbc1c1ede4365eb4c992cfa819f |
| humanhash: | pluto-batman-spring-uncle |
| File name: | bKoW.exe |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 356'352 bytes |
| First seen: | 2023-03-08 03:07:23 UTC |
| Last seen: | 2023-03-08 04:07:21 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'672 x AgentTesla, 19'489 x Formbook, 12'212 x SnakeKeylogger) |
| ssdeep | 6144:1OqQ4i1FFiEKQ9KytPDDlS0hubvSFV1pDE3uuITyn3KbG:kpliTyBdD1EmTyn3KbG |
| Threatray | 357 similar samples on MalwareBazaar |
| TLSH | T128748C137398E93BD2BE573AF43606150BB5D457BA16F38F9A5886B82C133868D503B3 |
| TrID | 53.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 12.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 9.5% (.SCR) Windows screen saver (13097/50/3) 7.6% (.EXE) Win64 Executable (generic) (10523/12/4) 4.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) |
| Reporter |  pmelson |
| Tags: | exe QuasarRAT VoidRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
276
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
quasar
ID:
1
File name:
bKoW.exe
Verdict:
Malicious activity
Analysis date:
2023-03-08 03:08:01 UTC
Tags:
rat quasar evasion
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarRAT
Result
Verdict:
Malware
Maliciousness:
Behaviour
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Setting a keyboard event handler
Creating a file in the %AppData% subdirectories
Creating a window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm fingerprint keylogger packed quasar quasarrat rat shell32.dll stealer stealer vermin xrat
Verdict:
Malicious
Labled as:
MSIL.PasswordStealerA.Generic
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.
Malware family:
Quasar RAT
Verdict:
Malicious
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Snort IDS alert for network traffic
Uses dynamic DNS services
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Detection:
quasar
Threat name:
ByteCode-MSIL.Trojan.Quasar
Status:
Malicious
First seen:
2023-03-08 03:10:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
23 of 25 (92.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 347 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:suramericana_seguro spyware trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Looks up external IP address via web service
Quasar RAT
Quasar payload
Malware Config
C2 Extraction:
manbaco2023.duckdns.org:1029
Unpacked files
SH256 hash:
aff9dae78f13a7e13244cf022de01470272b00e4f6961a40a61c9e9c9b8ca7ed
MD5 hash:
312febbc1c1ede4365eb4c992cfa819f
SHA1 hash:
d214fb013da24138d62330f59952d2b0ae13674a
Malware family:
xRAT
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
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: | CN_disclosed_20180208_KeyLogger_1 |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects malware from disclosed CN malware set |
| Reference: | https://www.virustotal.com/graph/#/selected/n120z79z208z189/drawer/graph-details |
| Rule name: | CN_disclosed_20180208_KeyLogger_1_RID3227 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects malware from disclosed CN malware set |
| Reference: | https://www.virustotal.com/graph/#/selected/n120z79z208z189/drawer/graph-details |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows executables referencing non-Windows User-Agents |
| Rule name: | INDICATOR_SUSPICIOUS_GENInfoStealer |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables containing common artifcats observed in infostealers |
| Rule name: | malware_Quasar_strings |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect QuasarRAT in memory |
| Rule name: | MALWARE_Win_QuasarRAT |
|---|---|
| Author: | ditekSHen |
| Description: | QuasarRAT payload |
| Rule name: | MAL_QuasarRAT_May19_1 |
|---|---|
| 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_RID2E1E |
|---|---|
| Author: | Florian Roth |
| Description: | Detects QuasarRAT malware |
| Reference: | https://blog.ensilo.com/uncovering-new-activity-by-apt10 |
| Rule name: | pe_imphash |
|---|
| Rule name: | Quasar_RAT_1 |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Quasar_RAT_1_RID2B54 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Quasar_RAT_2 |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Quasar_RAT_2_RID2B55 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Vermin_Keylogger_Jan18_1 |
|---|---|
| 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: | Windows_Trojan_Quasarrat_e52df647 |
|---|---|
| Author: | Elastic Security |
| Rule name: | xRAT_1 |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects Patchwork malware |
| Reference: | https://goo.gl/Pg3P4W |
| Rule name: | xRAT_1_RID2900 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Patchwork malware |
| Reference: | https://goo.gl/Pg3P4W |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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