MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28229a2ce2ed4265f4389b7228fb0065ef8656502ca833ef77fe2927a9f85fd8. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28229a2ce2ed4265f4389b7228fb0065ef8656502ca833ef77fe2927a9f85fd8
SHA3-384 hash: ac0d3ce9cfb8f825cdd98063a7c825754b534b543ee5049a82a6148c53258784bdb874e837b6a16c8cb0551031868dc7
SHA1 hash: 2db6f28a7f8f931a419c46777424f03d88d7c231
MD5 hash: 41aa98e70d32813667a018ba6d4bbd4c
humanhash: mountain-moon-earth-fruit
File name:41aa98e70d32813667a018ba6d4bbd4c.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:3'803'136 bytes
First seen:2023-05-10 08:00:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 49152:xB1xIGegkjibf9nN1VeP+gKvmuR0Ex63ZXk3yBkMdpQ5P2A8NrrxT5AXg38W:fE
Threatray 143 similar samples on MalwareBazaar
TLSH T14906E131BBE17D9AC2BF1A74E456060C0D78EC8B7609CB6AB84C70D91FF17148D26A76
TrID 61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.1% (.SCR) Windows screen saver (13097/50/3)
8.9% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe QuasarRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
247
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
quasar
Create hunting rule
ID:
1
File name:
41aa98e70d32813667a018ba6d4bbd4c.exe
Verdict:
Malicious activity
Analysis date:
2023-05-10 08:06:41 UTC
Tags:
quasar
Link:
https://app.any.run/tasks/15fd64a2-2fd2-4481-9e6a-3d54fad5ced8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarStealer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/388069/
Detection(s):
SecuriteInfo.com.Variant.Tedy.360936.16831.14696.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a window
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/645b4f42d054a0b0ef8479ab/reports/ef60a23d-86fc-4676-9c7c-2174b341d105/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/28229a2ce2ed4265f4389b7228fb0065ef8656502ca833ef77fe2927a9f85fd8
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/34bdcb98-3a5a-44c5-9a8a-ab5146421095
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1229846
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Encrypted powershell cmdline option found
Found 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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 862850 Sample: FWWP0zyt1z.exe Startdate: 10/05/2023 Architecture: WINDOWS Score: 100 37 ipwho.is 2->37 41 Snort IDS alert for network traffic 2->41 43 Multi AV Scanner detection for domain / URL 2->43 45 Found malware configuration 2->45 47 8 other signatures 2->47 10 FWWP0zyt1z.exe 2 2->10         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\FWWP0zyt1z.exe.log, ASCII 10->33 dropped 61 Encrypted powershell cmdline option found 10->61 14 FWWP0zyt1z.exe 4 10->14         started        18 powershell.exe 14 10->18         started        signatures6 process7 file8 35 C:\Users\user\AppData\Roaming\...\adobeno.exe, PE32 14->35 dropped 63 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->63 20 adobeno.exe 2 14->20         started        23 conhost.exe 18->23         started        signatures9 process10 signatures11 49 Multi AV Scanner detection for dropped file 20->49 51 Machine Learning detection for dropped file 20->51 53 Encrypted powershell cmdline option found 20->53 55 Injects a PE file into a foreign processes 20->55 25 adobeno.exe 2 20->25         started        29 powershell.exe 13 20->29         started        process12 dnsIp13 39 uzgrode.hopto.org 54.39.249.59, 4782, 49693 OVHFR Canada 25->39 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 25->57 59 Installs a global keyboard hook 25->59 31 conhost.exe 29->31         started        signatures14 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/28229a2ce2ed4265f4389b7228fb0065ef8656502ca833ef77fe2927a9f85fd8/
Threat name:
Win32.Trojan.Tedy
Create hunting rule
Status:
Malicious
First seen:
2023-05-08 09:36:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
57
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=farjulhc5vbgl5bytnzcr6yamxxymvsqfsudh33x7yuspkpyl7ma._file
Verdict:
malicious
Similar samples:
3a62c18261a8f899c82eaed7aeb78c2d284788e55dd6c37cad57701a44df9a86
QuasarRAT
6529401bd18baaa7666ac93568a0f729eb5ac129ad7df7156fc48f3e1d697609
QuasarRAT
787eef5b064487f1e731171de212a2b2a7974a4e8776cd78493c02e1c9592a66
QuasarRAT
8a69059cb39f960058cba45dd63b1b33eba4011bff0cc3e374e4d844393f3acc
QuasarRAT
b97e0964a0dd3ce75ef979e0b95e2aefdf94e9e4f6a7b3cf352a14c0a8d77360
QuasarRAT
d60d262c977449b351a9f74c888b3645fd01738132701ae9e9fdcc3806c9b825
QuasarRAT
e3dc423684976ae02183ff7156153303f75d3961decb3215213faa46d0926c69
QuasarRAT
e57f004cdd5d2da92e0429a1fdba612f17852781f389dc855c217341e28dc35b
QuasarRAT
+ 133 additional samples on MalwareBazaar
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:bsss spyware trojan
Link:
https://tria.ge/reports/230510-jwj62sgg8w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Quasar RAT
Quasar payload
Malware Config
C2 Extraction:
uzgrode.hopto.org:4782
54.39.249.59:4782
Unpacked files
SH256 hash:
25f469b0f72d6ce4a86b32697e0db3a7c45e1bc5279667ea465c62064fcfeba9
MD5 hash:
21b1a30183356c94a7ea84ee2ac0765a
SHA1 hash:
dcd185442d9e912dfbbaf2c77f4a2c860096e1cd
Link:
https://www.unpac.me/results/0eaa830a-cadf-4607-b99a-06fc26243f6b/
SH256 hash:
ff8c24bce1eb009f0d5c47a09b96caf02726c285cea0d635082ad4da27e63d1b
MD5 hash:
9d6ec6072ee1814a4a01d1eb3fb67ba1
SHA1 hash:
d0b416de1c900b6bcb35dc182b2e8744f16c3289
Link:
https://www.unpac.me/results/0eaa830a-cadf-4607-b99a-06fc26243f6b/
SH256 hash:
9a439d105362d92b1589ed79854a1aa0beccaf376c6dd677dc8ff1c4fbdf5ba5
MD5 hash:
0a2ab4e7ceb53919f339ee723498abbc
SHA1 hash:
68470aa64599c6fdec0a63ff59d6a2b21ccea117
Link:
https://www.unpac.me/results/0eaa830a-cadf-4607-b99a-06fc26243f6b/
SH256 hash:
28229a2ce2ed4265f4389b7228fb0065ef8656502ca833ef77fe2927a9f85fd8
MD5 hash:
41aa98e70d32813667a018ba6d4bbd4c
SHA1 hash:
2db6f28a7f8f931a419c46777424f03d88d7c231
Link:
https://www.unpac.me/results/0eaa830a-cadf-4607-b99a-06fc26243f6b/
Malware family:
QuasarRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/28229a2ce2ed/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pe_imphash
Create hunting rule
Rule name:QbotStuff
Create hunting rule
Author:anonymous
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.

Web download

QuasarRAT

Executable exe 28229a2ce2ed4265f4389b7228fb0065ef8656502ca833ef77fe2927a9f85fd8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2628136/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/388069/

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