MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e57f004cdd5d2da92e0429a1fdba612f17852781f389dc855c217341e28dc35b. 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: 16
| SHA256 hash: | e57f004cdd5d2da92e0429a1fdba612f17852781f389dc855c217341e28dc35b |
|---|---|
| SHA3-384 hash: | 77d79da17cf5c854150fd41af92beca451f6997c3c6f09f189cd059a51e5b54e96a8a0d527be4e8885e4557b437e93b2 |
| SHA1 hash: | dec3dcb97bc1af1e0188c69c96c1ade83f5d44cc |
| MD5 hash: | de1079d6af97cd7fc890e0f273fd8edd |
| humanhash: | spring-papa-blossom-red |
| File name: | e57f004cdd5d2da92e0429a1fdba612f17852781f389dc855c217341e28dc35b |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 4'360'908 bytes |
| First seen: | 2023-04-05 10:42:07 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 49152:PU2w4nWECe/se7jxTvBiJ8UeoGn7eSbRvbRNvdJqCCXNNkt:p |
| Threatray | 125 similar samples on MalwareBazaar |
| TLSH | T14F16CF30C41CFDE8467D3B544A6A2D1581A6F0A7CBFCA769C941087E38257B3EE3694E |
| TrID | 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.2% (.SCR) Windows screen saver (13097/50/3) 9.0% (.EXE) Win64 Executable (generic) (10523/12/4) 5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| Reporter |  adrian__luca |
| Tags: | exe QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
70
Origin country :
HUVendor Threat Intelligence
Malware family:
asyncrat
ID:
1
File name:
e57f004cdd5d2da92e0429a1fdba612f17852781f389dc855c217341e28dc35b
Verdict:
Malicious activity
Analysis date:
2023-04-05 10:41:37 UTC
Tags:
asyncrat quasar
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
QuasarStealer
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the system32 subdirectories
Launching a process
Sending a custom TCP request
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
asyncrat coinminer overlay quasar
Verdict:
Malicious
Labled as:
MSIL.Binder.Generic
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:
Suspicious
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Drops executables to the windows directory (C:\Windows) and starts them
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 dropped file
Multi AV Scanner detection for submitted file
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AsyncRAT
Status:
Malicious
First seen:
2023-03-28 11:51:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
26 of 37 (70.27%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 115 additional samples on MalwareBazaar
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:tiberias spyware trojan
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Drops file in System32 directory
Executes dropped EXE
Quasar RAT
Quasar payload
Malware Config
C2 Extraction:
210.247.245.87:4782
Unpacked files
SH256 hash:
6a3b6424b7bc229c1a395ea37ca7fe45a6eaa2735ee47e57c7af483a70895495
MD5 hash:
b3f73b3845419438819c4c21f6e3763c
SHA1 hash:
dd198ed6ef8040061d2aa4cbf8c1cf803fe8d3c4
Detections:
QuasarRAT
SH256 hash:
e57f004cdd5d2da92e0429a1fdba612f17852781f389dc855c217341e28dc35b
MD5 hash:
de1079d6af97cd7fc890e0f273fd8edd
SHA1 hash:
dec3dcb97bc1af1e0188c69c96c1ade83f5d44cc
Malware family:
QuasarRAT
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
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 |
|---|---|
| Author: | Didier Stevens (@DidierStevens) |
| Description: | Contains a valid Bitcoin address |
| Rule name: | pdb_YARAify |
|---|---|
| Author: | @wowabiy314 |
| Description: | PDB |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Suspicious_Macro_Presence |
|---|---|
| Author: | Mehmet Ali Kerimoglu (CYB3RMX) |
| Description: | This rule detects common malicious/suspicious implementations. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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