MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 bb3fd1491065821de7cb1cd7cc282aafedc75119605c22ae6627477ffcba303b. 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: 13
| SHA256 hash: | bb3fd1491065821de7cb1cd7cc282aafedc75119605c22ae6627477ffcba303b |
|---|---|
| SHA3-384 hash: | 6d07d5327bc3fbf8e30a468783083016c1a93e4875ef3361d8a51539d8f773210299bd9e4c2f529fcf7f114329f3230b |
| SHA1 hash: | 3eb93e462c2eb914695ce7225b7dd5557170c892 |
| MD5 hash: | e2d75fb5fbbd59446b0e014cdb00e22f |
| humanhash: | winner-massachusetts-spring-don |
| File name: | bb3fd1491065821de7cb1cd7cc282aafedc75119605c22ae6627477ffcba303b |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 514'048 bytes |
| First seen: | 2021-09-30 12:14:38 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger) |
| ssdeep | 6144:ITEgdc0YvXAGbgiIN2RSB1tiYpGIgRslbFscEiOb8F93vhaQQt3zd5uk6ccTR3m:ITEgdfYnbghoYsSpBPQt3RV6ccdm |
| Threatray | 153 similar samples on MalwareBazaar |
| TLSH | T125B46B4023F8861BE5BE1779E87115209BF9F407B26BFB5F4941B0E92C667069E40BB3 |
| Reporter |  JAMESWT_WT |
| Tags: | exe QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
108
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bb3fd1491065821de7cb1cd7cc282aafedc75119605c22ae6627477ffcba303b
Verdict:
Suspicious activity
Analysis date:
2021-09-30 22:45:37 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarStealer
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Creating a file in the %temp% directory
Creating a window
Malware family:
Quasar RAT
Verdict:
Malicious
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Signature
.NET source code references suspicious native API functions
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 Quasar RAT
Behaviour
Behavior Graph:
Detection:
quasar
Threat name:
ByteCode-MSIL.Trojan.Quasar
Status:
Malicious
First seen:
2021-09-29 01:26:00 UTC
AV detection:
37 of 45 (82.22%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 143 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:office04
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Enumerates physical storage devices
Malware Config
C2 Extraction:
192.168.177.214:4782
Unpacked files
SH256 hash:
bb3fd1491065821de7cb1cd7cc282aafedc75119605c22ae6627477ffcba303b
MD5 hash:
e2d75fb5fbbd59446b0e014cdb00e22f
SHA1 hash:
3eb93e462c2eb914695ce7225b7dd5557170c892
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: | INDICATOR_SUSPICIOUS_GENInfoStealer |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables containing common artifcats observed in infostealers |
| Rule name: | MALWARE_Win_QuasarStealer |
|---|---|
| Author: | ditekshen |
| Description: | Detects Quasar infostealer |
| 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: | 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: | pe_imphash |
|---|
| 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/ |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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