MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 646677233fdd94e469b50ab7f62c47ad726a1fbc14951c3536cfd920c469eb28. 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
BlackShades
Vendor detections: 12
| SHA256 hash: | 646677233fdd94e469b50ab7f62c47ad726a1fbc14951c3536cfd920c469eb28 |
|---|---|
| SHA3-384 hash: | 37238e4b2dd7cfe94cc80e4b9e4518802eebe704971ca6f5b8f44270984dd97167eb11bf88e75e933ee46d40d3207c3b |
| SHA1 hash: | 00719fbb006fb24db8d25ef5e015dc796966a10f |
| MD5 hash: | 55461b71d625a12a90870873373fbac1 |
| humanhash: | shade-fruit-beer-jupiter |
| File name: | Proforma Invoice.exe |
| Download: | download sample |
| Signature | BlackShades |
| File size: | 449'536 bytes |
| First seen: | 2022-05-10 05:57:06 UTC |
| Last seen: | 2022-05-16 09:17:55 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'207 x SnakeKeylogger) |
| ssdeep | 6144:PUvDEyjYmfLeuGphHOoQ5w9oqaS1VNv4p1bDcllbkDtuiQXCKygmeMONiv:e75nEwoQ5m35VNSullbkMiOCOUv |
| Threatray | 319 similar samples on MalwareBazaar |
| TLSH | T1B4A48D5913E8A63BD6AE0770F53141114B76FC4BB196F3CEAA5C35B8682B3858143BE3 |
| TrID | 59.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 13.5% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 8.6% (.EXE) Win64 Executable (generic) (10523/12/4) 5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| File icon (PE): |  |
| dhash icon | 518a43ccd1830382 (2 x BlackShades) |
| Reporter |  GovCERT_CH |
| Tags: | BlackShades exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
290
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Proforma Invoice.exe
Verdict:
No threats detected
Analysis date:
2022-05-10 06:01:37 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm anti-vm barys blackshades cmd.exe control.exe emotet fingerprint greyware keylogger obfuscated packed quasar quasarrat rat replace.exe schtasks.exe schtasks.exe shell32.dll stealer stealer update.exe vermin xrat
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:
Blackshades
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Contains functionality to disable the Task Manager (.Net Source)
Deletes shadow drive data (may be related to ransomware)
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Potential malicious icon found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Blackshades RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Quasar
Status:
Malicious
First seen:
2022-05-10 00:02:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
26 of 26 (100.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 309 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar spyware trojan
Behaviour
Quasar Payload
Quasar RAT
Unpacked files
SH256 hash:
646677233fdd94e469b50ab7f62c47ad726a1fbc14951c3536cfd920c469eb28
MD5 hash:
55461b71d625a12a90870873373fbac1
SHA1 hash:
00719fbb006fb24db8d25ef5e015dc796966a10f
Detections:
win_blackshades_w0
Malware family:
Quasar
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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: | 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: | INDICATOR_SUSPICIOUS_GENRansomware |
|---|---|
| Author: | ditekSHen |
| Description: | detects command variations typically used by ransomware |
| 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_Lokibot_Stealer |
|---|---|
| Description: | Detects Lokibot Stealer Variants |
| 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: | quakbot_halo_generated |
|---|---|
| Author: | Halogen Generated Rule, Corsin Camichel |
| 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_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 |
| 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 |
| Description: | Detects Vermin Keylogger |
| Reference: | https://researchcenter.paloaltonetworks.com/2018/01/unit42-vermin-quasar-rat-custom-malware-used-ukraine/ |
| Rule name: | win_blackshades_w0 |
|---|---|
| Author: | Jean-Philippe Teissier / @Jipe_ |
| Rule name: | xRAT_1 |
|---|---|
| Author: | Florian Roth |
| 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.
Malspam
Dropped by
BlackShades
Delivery method
Distributed via e-mail attachment
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