MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2d3cf92d298fced13bf5f5d9feaf4b68294365bd89496f1bc064da7a418bda5f. 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: 9


Intelligence 9 IOCs YARA 9 File information Comments
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SHA256 hash: 2d3cf92d298fced13bf5f5d9feaf4b68294365bd89496f1bc064da7a418bda5f
SHA3-384 hash: 44dd38a420219f0007722135519c44853ad15069067a79a69bda901ee214f1bd215c2e9879d0d7d88e618fc471af559c
SHA1 hash: 54e7c4532c349e394e9f46179b58eb2b28032198
MD5 hash: 70a2ed9f2ca011da8aca485e966ec973
humanhash: london-mockingbird-apart-football
File name:popopo.png.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:2'337'792 bytes
First seen:2020-07-20 19:29:38 UTC
Last seen:2020-07-21 06:53:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:e8Tk0b7wGIMw1unV+0gNRbfxzwWg/NbgGLEe5Ho/:zI0nOS+0MuzFsGLfB8
Threatray 541 similar samples on MalwareBazaar
TLSH 7CB55D363582441AC93A567584B899C2E3B5BB463B32C76EF0AB230D5E0376B77421DF
Reporter James_inthe_box
Tags:exe QuasarRAT

Intelligence

File Origin
# of uploads :
3
# of downloads :
95
Origin country :
n/a
Vendor Threat Intelligence
Detection:
QuasarRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/29404/
Detection(s):
SecuriteInfo.com.Artemis70A2ED9F2CA0.7138.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a process from a recently created file
Running batch commands
Launching a process
Using the Windows Management Instrumentation requests
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Reading Telegram data
Reading critical registry keys
Moving a recently created file
Sending a custom TCP request
Deleting a recently created file
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Connection attempt to an infection source
Unauthorized injection to a recently created process by context flags manipulation
Setting a global event handler for the keyboard
Enabling autorun with Startup directory
Unauthorized injection to a system process
Result
Threat name:
MassLogger RAT Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/392018
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248367 Sample: popopo.png.exe Startdate: 21/07/2020 Architecture: WINDOWS Score: 100 94 Malicious sample detected (through community Yara rule) 2->94 96 Antivirus detection for dropped file 2->96 98 Multi AV Scanner detection for dropped file 2->98 100 13 other signatures 2->100 10 popopo.png.exe 5 2->10         started        14 pcalua.exe 2->14         started        16 pcalua.exe 2->16         started        18 2 other processes 2->18 process3 file4 78 C:\Users\user\jun..exe, PE32 10->78 dropped 80 C:\Users\user\AppData\...\AddInProcess32.exe, PE32 10->80 dropped 82 C:\Users\user\AppData\...\popopo.png.exe.log, ASCII 10->82 dropped 126 Drops PE files to the user root directory 10->126 128 Writes to foreign memory regions 10->128 130 Allocates memory in foreign processes 10->130 132 Injects a PE file into a foreign processes 10->132 20 jun..exe 3 10->20         started        24 AddInProcess32.exe 10->24         started        27 cmd.exe 1 10->27         started        29 chrom.exe 14->29         started        31 chrom.exe 16->31         started        134 Maps a DLL or memory area into another process 18->134 33 conhost.exe 18->33         started        35 RegAsm.exe 18->35         started        signatures5 process6 dnsIp7 72 C:\Users\user\chrom.exe, PE32 20->72 dropped 74 C:\Users\user\AppData\...\HJdyTuap.exe, PE32 20->74 dropped 102 Antivirus detection for dropped file 20->102 104 Multi AV Scanner detection for dropped file 20->104 106 Machine Learning detection for dropped file 20->106 116 3 other signatures 20->116 37 RegAsm.exe 15 6 20->37         started        88 mail.ziv-investment.com 198.54.126.78, 26, 49720 NAMECHEAP-NETUS United States 24->88 90 elb097307-934924932.us-east-1.elb.amazonaws.com 23.21.153.210, 49719, 80 AMAZON-AESUS United States 24->90 92 2 other IPs or domains 24->92 76 C:\Users\user\AppData\Local\Temp\...\Log.txt, ASCII 24->76 dropped 108 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 24->108 110 Tries to steal Mail credentials (via file access) 24->110 112 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 24->112 41 reg.exe 1 1 27->41         started        43 conhost.exe 27->43         started        114 Maps a DLL or memory area into another process 29->114 45 RegAsm.exe 29->45         started        47 RegAsm.exe 29->47         started        49 RegAsm.exe 29->49         started        51 RegAsm.exe 31->51         started        file8 signatures9 process10 dnsIp11 84 bak505.duckdns.org 37->84 86 ip-api.com 208.95.112.1, 49716, 80 TUT-ASUS United States 37->86 120 Hides that the sample has been downloaded from the Internet (zone.identifier) 37->120 122 Installs a global keyboard hook 37->122 53 cmd.exe 37->53         started        56 schtasks.exe 1 37->56         started        58 WerFault.exe 37->58         started        124 Creates an autostart registry key pointing to binary in C:\Windows 41->124 signatures12 process13 signatures14 118 Uses ping.exe to sleep 53->118 60 RegAsm.exe 53->60         started        62 conhost.exe 53->62         started        64 chcp.com 53->64         started        66 PING.EXE 53->66         started        68 conhost.exe 56->68         started        process15 process16 70 conhost.exe 60->70         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2d3cf92d298fced13bf5f5d9feaf4b68294365bd89496f1bc064da7a418bda5f/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-20 15:46:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fu6psljjr7hnco7v6xm75l2lnauugzn5rfew6g6amtnhuqml3jpq._file
Verdict:
malicious
Similar samples:
025432a99764f95f01790ed77271c9f52c44bd6f08763d4ea77b81afbcad6485
QuasarRAT
0eaa5bbea25ef06214bc21deab41eb7f5bdcdd4c24b0297a28607d30edf65ae1
QuasarRAT
45eb700e6848f246fbb010d66d6669083970a9fb54fec74e66f7c1d6ff5ca5e4
QuasarRAT
60d1ea55d2ecbd3f8289c2d11413ad2378551b8c87126d81483d18101bbd8e4a
QuasarRAT
6df8ea96addb668a51442b4b3287c1294f0e834333c068f3853cb95016dceaeb
QuasarRAT
759650986713eaf7fe5021ead7a0994f33767c14b6a7caf1079379b087df21fe
QuasarRAT
7ce2be23716a01fd869e33ae99de79a9c74da78f19f0fcb930da4de5bce49885
QuasarRAT
7d016ad09b5362b12283b52164529321914d6e2d26dfdb011e5bf39d67855b3e
QuasarRAT
9dfc0d127c1129cd943b1c6ea494a01b40b6b29656db9a44f3dc3231db127a0e
QuasarRAT
d478602bac8b8f334f06644dd92fbe60cbba6815ced96503c7aab4df6f305e77
QuasarRAT
+ 531 additional samples on MalwareBazaar
Result
Malware family:
masslogger
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Score:
  10/10
Tags:
ransomware persistence trojan spyware family:quasar stealer family:masslogger
Link:
https://tria.ge/reports/200720-x38x4sqeve/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads user/profile data of web browsers
Loads dropped DLL
Drops startup file
Executes dropped EXE
MassLogger log file
Quasar RAT
MassLogger
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2d3cf92d298fced13bf5f5d9feaf4b68294365bd89496f1bc064da7a418bda5f

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
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://www.virustotal.com/graph/#/selected/n120z79z208z189/drawer/graph-details
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:masslogger_gcch
Create hunting rule
Author:govcert_ch
Rule name:MSILStealer
Create hunting rule
Author:https://github.com/hwvs
Description:Detects strings from C#/VB Stealers and QuasarRat
Reference:https://github.com/quasar/QuasarRAT
Rule name:Quasar
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect QuasarRAT in memory
Rule name:Quasar_RAT_1
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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
Create hunting rule
Author:Florian Roth
Description:Detects Quasar RAT
Reference:https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf
Rule name:Vermin_Keylogger_Jan18_1
Create hunting rule
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
Create hunting rule
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/29404/

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