MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8faa7dad16faf6ac824c0e73f7184c0498484caab2a58daa974349ecc17e0409. 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: 11


Intelligence 11 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8faa7dad16faf6ac824c0e73f7184c0498484caab2a58daa974349ecc17e0409
SHA3-384 hash: e7616b5d7c32253068bc7bb0fe976821d31d20d9c39666883d74a6110650ec58524c75083ea2f0debc6caa69766104f2
SHA1 hash: 44c44cdb5191e5e90982bba30d5e52795daadc2b
MD5 hash: ed31eb5f79203436a15f9dfd7cf6cc25
humanhash: fifteen-berlin-apart-seventeen
File name:SecuriteInfo.com.Trojan.Packed2.44341.15154.31818
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:1'112'400 bytes
First seen:2022-07-18 17:40:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:VNNl04F4DONdZxQOx2hsEzVEqyuA0jWr93O9VaQS+:Vjl04F1yhJiqyunm3O9nz
TLSH T1EC3512453AB99B06DA7E47FC947484414BB2BE162031E39E9DD4B0CE1A737808E85F7B
TrID 54.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
23.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
7.8% (.EXE) Win64 Executable (generic) (10523/12/4)
4.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.3% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 80a593bb8d80b100 (1 x QuasarRAT)
Reporter SecuriteInfoCom
Tags:exe QuasarRAT

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
185.156.172.149:2271 https://threatfox.abuse.ch/ioc/838578/

Intelligence

File Origin
# of uploads :
1
# of downloads :
285
Origin country :
n/a
Vendor Threat Intelligence
Detection:
QuasarStealer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/291656/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.44341.15154.31818.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/62d59b32ee649612ac59b03c/reports/54e0f064-4a59-4fab-80fd-275cdb08dda0/overview
Result
Verdict:
UNKNOWN
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/76631ac0-6a7c-46cd-aff4-0c4dff509b57
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1035992
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in 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
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 668486 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 18/07/2022 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Yara detected AntiVM3 2->41 43 7 other signatures 2->43 7 SecuriteInfo.com.Trojan.Packed2.44341.15154.exe 7 2->7         started        process3 file4 23 C:\Users\user\AppData\Roaming\gAabqHy.exe, PE32 7->23 dropped 25 C:\Users\user\...\gAabqHy.exe:Zone.Identifier, ASCII 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmpA639.tmp, XML 7->27 dropped 29 SecuriteInfo.com.T...44341.15154.exe.log, ASCII 7->29 dropped 45 May check the online IP address of the machine 7->45 47 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->47 49 Uses schtasks.exe or at.exe to add and modify task schedules 7->49 51 2 other signatures 7->51 11 SecuriteInfo.com.Trojan.Packed2.44341.15154.exe 15 2 7->11         started        15 powershell.exe 25 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 31 quaqua.shipnotifica.com 185.156.172.149, 2271, 49775 M247GB Romania 11->31 33 tools.keycdn.com 185.172.148.96, 443, 49779 PROINITYPROINITYDE Germany 11->33 35 5 other IPs or domains 11->35 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 11->53 55 Installs a global keyboard hook 11->55 19 conhost.exe 15->19         started        21 conhost.exe 17->21         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8faa7dad16faf6ac824c0e73f7184c0498484caab2a58daa974349ecc17e0409/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-07-18 17:41:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
50
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r6vh3liw7l3kzasmbzz7ogcmasmeqtfkwksy3kuxine6zql6aqeq._file
Verdict:
malicious
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:neweraa spyware suricata trojan
Link:
https://tria.ge/reports/220718-v8vzvscggl/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Quasar RAT
Quasar payload
suricata: ET MALWARE Generic AsyncRAT Style SSL Cert
suricata: ET MALWARE Observed Malicious SSL Cert (Quasar CnC)
Malware Config
C2 Extraction:
quaqua.shipnotifica.com:2271
Unpacked files
SH256 hash:
8faa7dad16faf6ac824c0e73f7184c0498484caab2a58daa974349ecc17e0409
MD5 hash:
ed31eb5f79203436a15f9dfd7cf6cc25
SHA1 hash:
44c44cdb5191e5e90982bba30d5e52795daadc2b
Link:
https://www.unpac.me/results/72999252-163f-4592-a3c5-328308caaf0a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8faa7dad16faf6ac824c0e73f7184c0498484caab2a58daa974349ecc17e0409

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:pe_imphash
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Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/291656/

Comments