MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e690896d7f40d40a1cdbeb6348a72207af6cd5e150d036a729760e23ac575816. 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: 12
| SHA256 hash: | e690896d7f40d40a1cdbeb6348a72207af6cd5e150d036a729760e23ac575816 |
|---|---|
| SHA3-384 hash: | 33c170fd771577e298b5afaa374472fe3048a7ef426b1b7916ff4609af6f461ccdb4f2dbdd51f0621ececd002cbb4417 |
| SHA1 hash: | d5a44345b899a6e6d3ee76a4d72bb064b5babf8a |
| MD5 hash: | 7063b6a6830f00ceb67ed4297064050f |
| humanhash: | kitten-maryland-undress-sink |
| File name: | 7063b6a6830f00ceb67ed4297064050f |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 869'898 bytes |
| First seen: | 2021-09-06 18:10:19 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 9829f62510745ace3d83dba25b633ecd (4 x BitRAT, 1 x QuasarRAT) |
| ssdeep | 12288:ycwwO9Ip7ci6lR8lB+7t+fHE4RPZHKTvlM67ZVtVhMFliyoA+V0M:y2O9Ip7vS2BqtP4RETvlX1aRD+z |
| Threatray | 998 similar samples on MalwareBazaar |
| TLSH | T1EA05DF1B9A069292C21307B04D73F4350A3BF848F8D50D5B3186EE7D58BED4FADA661E |
| dhash icon | b2f0f0f0b2f0f0f0 (6 x BitRAT, 4 x AsyncRAT, 2 x QuasarRAT) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
160
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Unicredit 06.09.2021.doc
Verdict:
Malicious activity
Analysis date:
2021-09-06 16:31:39 UTC
Tags:
exploit CVE-2017-11882 loader evasion trojan
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarRAT
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Creating a file in the %AppData% subdirectories
Launching a process
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Malware family:
Quasar RAT
Verdict:
Malicious
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious names
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Sample uses process hollowing technique
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Writes to foreign memory regions
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Quasar
Status:
Malicious
First seen:
2021-09-06 18:11:05 UTC
AV detection:
12 of 28 (42.86%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 988 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:qua3 persistence spyware trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Quasar Payload
Quasar RAT
Malware Config
C2 Extraction:
yz.videomarket.eu:1972
Unpacked files
SH256 hash:
f44a514ab8fbc4da8dbf7f9e419bb75294c95854e8634ba5a98227f2725cfcac
MD5 hash:
ac99f6b892d7c7a0ed5fe88ace17f712
SHA1 hash:
2bf97f7676d5be36810521b91b2834fc1fcf3949
SH256 hash:
e690896d7f40d40a1cdbeb6348a72207af6cd5e150d036a729760e23ac575816
MD5 hash:
7063b6a6830f00ceb67ed4297064050f
SHA1 hash:
d5a44345b899a6e6d3ee76a4d72bb064b5babf8a
Malware family:
QuasarRAT
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 |
| Description: | Detects malware from disclosed CN malware set |
| Reference: | https://www.virustotal.com/graph/#/selected/n120z79z208z189/drawer/graph-details |
| Rule name: | INDICATOR_SUSPICIOUS_GENInfoStealer |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables containing common artifcats observed in infostealers |
| Rule name: | MALWARE_Win_QuasarRAT |
|---|---|
| Author: | ditekSHen |
| Description: | QuasarRAT payload |
| Rule name: | MAL_QuasarRAT_May19_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects QuasarRAT malware |
| Reference: | https://blog.ensilo.com/uncovering-new-activity-by-apt10 |
| Rule name: | pe_imphash |
|---|
| Rule name: | Quasar |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect QuasarRAT in memory |
| Rule name: | Quasar_RAT_1 |
|---|---|
| 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 |
| 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 |
| Description: | Detects Vermin Keylogger |
| Reference: | https://researchcenter.paloaltonetworks.com/2018/01/unit42-vermin-quasar-rat-custom-malware-used-ukraine/ |
| Rule name: | xRAT_1 |
|---|---|
| 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
Comments
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