MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1a8eafefad6c6c7a60f6792ee493547ffd3d2467822cc9d8ec84ac848d547cc. 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: 7


Intelligence 7 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1a8eafefad6c6c7a60f6792ee493547ffd3d2467822cc9d8ec84ac848d547cc
SHA3-384 hash: 8bfa1c6c4e9d35e8b7e76b9fc314c83cb85516a57b70aee1b0c5ad63367cbb04b710037c54c7829e17e15c94140645d3
SHA1 hash: 7d1068b279d1e51212a0e9961b71937b7661b442
MD5 hash: e57182994573e41c2754a4ef45ad06c1
humanhash: cardinal-michigan-princess-spring
File name:NEW ORDER.pdf.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:7'720'920 bytes
First seen:2020-12-28 11:46:08 UTC
Last seen:2020-12-28 13:45:50 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 12288:LvZBI+hFU8Vw2Y9Pp93/VXd0oMXnN2+N2Wqvi2LxQ9D2TDawGvR4/HKyyvA21Q4y:Lgt
Threatray 154 similar samples on MalwareBazaar
TLSH D6763B0249816CCBD7B2D090A34EC2D6B38795DCE7EA5FD4AE20E25532CC4B7EB65D81
Reporter ffforward
Tags:exe QuasarRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
304
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
https://www.dropbox.com/s/jfwje8ngoh2xtyw/NEW%20ORDER.pdf.z?dl=1
Verdict:
Malicious activity
Analysis date:
2020-12-28 04:45:06 UTC
Tags:
evasion trojan rat quasar
Link:
https://app.any.run/tasks/1050a435-2bd3-48d2-bedd-5125bb2c42ce

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Mal.Generic-S.3158.5292.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a process with a hidden window
Sending a UDP request
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Sending an HTTP GET request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Connection attempt
Launching cmd.exe command interpreter
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
Enabling autorun with the shell\open\command registry branches
Enabling autorun by creating a file
Adding exclusions to Windows Defender
Enabling autorun
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/570683
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Connects to a pastebin service (likely for C&C)
Connects to many ports of the same IP (likely port scanning)
Contains functionality to disable the Task Manager (.Net Source)
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Drops PE files to the startup folder
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell adding suspicious path to exclusion list
Sigma detected: Suspicious Double Extension
Uses an obfuscated file name to hide its real file extension (double extension)
Uses netsh to modify the Windows network and firewall settings
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 334398 Sample: NEW ORDER.pdf.exe Startdate: 28/12/2020 Architecture: WINDOWS Score: 100 73 pastebin.com 2->73 75 ip-api.com 2->75 85 Malicious sample detected (through community Yara rule) 2->85 87 Multi AV Scanner detection for dropped file 2->87 89 Sigma detected: Powershell adding suspicious path to exclusion list 2->89 91 18 other signatures 2->91 9 NEW ORDER.pdf.exe 2->9         started        14 NEW ORDER.pdf.exe 2->14         started        16 NEW ORDER.pdf.exe 2->16         started        18 3 other processes 2->18 signatures3 process4 dnsIp5 83 pastebin.com 104.23.99.190, 443, 49726, 49749 CLOUDFLARENETUS United States 9->83 67 C:\Users\user\AppData\...67EW ORDER.pdf.exe, PE32 9->67 dropped 69 C:\...69EW ORDER.pdf.exe:Zone.Identifier, ASCII 9->69 dropped 71 C:\Users\user\...71EW ORDER.pdf.exe.log, ASCII 9->71 dropped 95 Creates an undocumented autostart registry key 9->95 97 Creates autostart registry keys with suspicious names 9->97 99 Creates multiple autostart registry keys 9->99 101 2 other signatures 9->101 20 NEW ORDER.pdf.exe 9->20         started        25 powershell.exe 9->25         started        27 powershell.exe 9->27         started        29 2 other processes 9->29 file6 signatures7 process8 dnsIp9 77 54.39.152.114, 21, 49735, 49736 OVHFR Canada 20->77 79 ip-api.com 208.95.112.1, 49732, 49751, 49763 TUT-ASUS United States 20->79 81 2 other IPs or domains 20->81 65 C:\Users\user\AppData\Roaming\Venom.exe, PE32 20->65 dropped 93 Hides that the sample has been downloaded from the Internet (zone.identifier) 20->93 31 cmd.exe 20->31         started        33 cmd.exe 20->33         started        35 cmd.exe 20->35         started        45 2 other processes 20->45 37 conhost.exe 25->37         started        39 conhost.exe 27->39         started        41 conhost.exe 29->41         started        43 conhost.exe 29->43         started        file10 signatures11 process12 process13 47 conhost.exe 31->47         started        49 netsh.exe 31->49         started        51 conhost.exe 33->51         started        53 netsh.exe 33->53         started        55 conhost.exe 35->55         started        57 netsh.exe 35->57         started        59 conhost.exe 45->59         started        61 netsh.exe 45->61         started        63 conhost.exe 45->63         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1a8eafefad6c6c7a60f6792ee493547ffd3d2467822cc9d8ec84ac848d547cc/
Threat name:
ByteCode-MSIL.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2020-12-28 11:47:06 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
183d3d50bf7b49305a37925f69ea1b88e14444122826ce41e19f2f066dbba97e
QuasarRAT
39f5ac290e298e02e5c7854274278b08afae1162569ed4029c8f014425097250
QuasarRAT
471a91b4f8d67792bf0b5a67460fb7fe335db4963a7154c0cc20fe7461a87514
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703aadea111eae71a7dfb3f2c63c4522b4edd138033fef221295f74d3509e10a
QuasarRAT
774fa620be98d94c8530d9c5e50e48c7595271fb911753b1c16d33dad1bc141d
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7ed14885068667e9de2ede24522ab5e7bc2b02ed2f5953d590517921a3d77f4f
QuasarRAT
94b4df2a78e60f80472d518819e7383b09f20d18b270d60b99be31a4a12f7156
QuasarRAT
bb9a1578f59d63b185023ada6c485e8b5cf9336e4b6bd3cad139d234b4f03c6d
QuasarRAT
d33b633b962e2851492365a557b624d4682620516513cde765b5e0428c69d917
QuasarRAT
d8032c71de22af1a399435b344ca825689ee175529c98fce2529f128f8357dc2
QuasarRAT
+ 144 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
evasion persistence trojan
Link:
https://tria.ge/reports/201228-fqqzcpn1cn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious use of SetThreadContext
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Drops startup file
Windows security modification
Modifies Windows Firewall
Modifies WinLogon for persistence
Modifies Windows Defender Real-time Protection settings
Windows security bypass
Turns off Windows Defender SpyNet reporting
Unpacked files
SH256 hash:
b1a8eafefad6c6c7a60f6792ee493547ffd3d2467822cc9d8ec84ac848d547cc
MD5 hash:
e57182994573e41c2754a4ef45ad06c1
SHA1 hash:
7d1068b279d1e51212a0e9961b71937b7661b442
Link:
https://www.unpac.me/results/2daa2a40-6839-4258-989d-49034d5f54d9/
SH256 hash:
7dc8f1d62cbc32d830585e0a369526ddaad4b86850ae75e84403c59dec4608f3
MD5 hash:
3f6e718ceff915662ce6ee44c5595055
SHA1 hash:
a2be7c5761bb7808ed1f74d3e8c67f066c8cce26
Link:
https://www.unpac.me/results/2daa2a40-6839-4258-989d-49034d5f54d9/
SH256 hash:
3a96d9a797a3b6b3ea0d8264ed1078508df9557e2f453217d52a75907f9b9465
MD5 hash:
547ebc92cac936d8c3459d2765948f4a
SHA1 hash:
09c143d609b65b19a97289ca7645df2a0bc39c83
Link:
https://www.unpac.me/results/2daa2a40-6839-4258-989d-49034d5f54d9/
SH256 hash:
151a142f54a3748ba57ca34095eea25b8365bd503eaee0bbcb557da298dc44a3
MD5 hash:
82a910a89a578509a04bc90a160ec72d
SHA1 hash:
2045ac7f2df3f4090fd20dd24353e0b89e991a13
Link:
https://www.unpac.me/results/2daa2a40-6839-4258-989d-49034d5f54d9/
SH256 hash:
c1428ec7129ad3e36dad35d8992602cefcd6a593952834897424314fe029dd4b
MD5 hash:
67ca4c5eed9cab4b08064d4314dc0a86
SHA1 hash:
61dfa1d80d9e6b506d29e3897dd3ca08ade30988
Link:
https://www.unpac.me/results/2daa2a40-6839-4258-989d-49034d5f54d9/
Parent samples :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 hash:
3db2b0c012e3e770548b36eb84ea2278f34dfda82a269fc30f38e743b33855e3
MD5 hash:
ef33c4c8efc8c1b355ad64e12b010070
SHA1 hash:
ac30158d8bd81ec0b728a299c9e72789b4f33f31
Link:
https://www.unpac.me/results/2daa2a40-6839-4258-989d-49034d5f54d9/
SH256 hash:
542be6a092437c47aec4c046bf4636f9a3153954b0384141b8cc2922d68a38b5
MD5 hash:
bfb7da75069724d5ec80b44bc2e46d9f
SHA1 hash:
fe757e6a079f7be6efa5d15df7260792560f6576
Link:
https://www.unpac.me/results/2daa2a40-6839-4258-989d-49034d5f54d9/
SH256 hash:
6d04812f16a78dc91a2b95a96b8bd94ff288484ff49b90fed1e5a5070133101a
MD5 hash:
67c5c6b7bc3960924adb337cb206ec27
SHA1 hash:
9a01bb4775bfdb0e6f3ef096a0c3328f6fd7fb57
Link:
https://www.unpac.me/results/2daa2a40-6839-4258-989d-49034d5f54d9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b1a8eafefad6c6c7a60f6792ee493547ffd3d2467822cc9d8ec84ac848d547cc

File information

The table below shows additional information about this malware sample such as delivery method and external references.

anyrun
any.run
https://app.any.run/tasks/0be1f3d1-854e-486e-b784-83ada235ec15
  
Link
https://tria.ge/201228-w3ajxtnmga/
  
Delivery method
Distributed via e-mail link

Comments