MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0294e5e38373123aacb7dc64aef0e353277e1f11edb3ff6f711e0080e5e6516c. 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


AsyncRAT


Vendor detections: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0294e5e38373123aacb7dc64aef0e353277e1f11edb3ff6f711e0080e5e6516c
SHA3-384 hash: 2966f20fa6abb5189d078cd0c2b3ec93001d66bfeb9b601bb35aa873e2798f80dd79afc830e5a3664ab618795bcb3de2
SHA1 hash: f7e99833740fb2a9ffe0c57f1b113b3c6b5b09fa
MD5 hash: dbda91127eab09527ef5cb12cdd27b7b
humanhash: fix-fourteen-network-speaker
File name:0294e5e38373123aacb7dc64aef0e353277e1f11edb3ff6f711e0080e5e6516c
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:190'464 bytes
First seen:2021-02-28 07:17:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 3072:mttArYTuV/kBdTJVWWYJ/bPGTuozNnp4a9lLeUsXwRkS7u+2Tu8LjDiR3Bepf0z:QtAs8kBdTQguo9p4a9lsSkS7u+EViLC0
TLSH 48145B42766A8710DBA825B5D0DF853847E6DB976233F3CB3E0C96988E41372DE417C9
Reporter JAMESWT_WT
Tags:AsyncRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
0294e5e38373123aacb7dc64aef0e353277e1f11edb3ff6f711e0080e5e6516c
Verdict:
Malicious activity
Analysis date:
2021-02-28 07:26:59 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3564c572-337e-4e8a-a1cb-0b8c94560068

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/119872/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Creating a process from a recently created file
Creating a window
DNS request
Connection attempt
Sending a UDP request
Using the Windows Management Instrumentation requests
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Enabling autorun by creating a file
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.
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/620995
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Binary contains a suspicious time stamp
Drops PE files with benign system names
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Sigma detected: Suspicious Svchost Process
Sigma detected: System File Execution Location Anomaly
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 359491 Sample: OVP56cTaPn Startdate: 28/02/2021 Architecture: WINDOWS Score: 100 36 slimeegg.ddns.net 2->36 44 Antivirus / Scanner detection for submitted sample 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected AsyncRAT 2->48 50 9 other signatures 2->50 8 OVP56cTaPn.exe 7 2->8         started        signatures3 process4 file5 26 C:\Users\user\AppData\Roaming\svchost.exe, PE32 8->26 dropped 28 C:\Users\user\AppData\...\tmp859.tmp.bat, DOS 8->28 dropped 30 C:\Users\user\AppData\...\OVP56cTaPn.exe.log, ASCII 8->30 dropped 52 Protects its processes via BreakOnTermination flag 8->52 54 Drops PE files with benign system names 8->54 12 cmd.exe 1 8->12         started        14 schtasks.exe 1 8->14         started        signatures6 process7 process8 16 svchost.exe 2 12->16         started        20 conhost.exe 12->20         started        22 timeout.exe 1 12->22         started        24 conhost.exe 14->24         started        dnsIp9 32 slimeegg.ddns.net 16->32 34 127.0.0.1 unknown unknown 16->34 38 Antivirus detection for dropped file 16->38 40 Protects its processes via BreakOnTermination flag 16->40 42 Machine Learning detection for dropped file 16->42 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0294e5e38373123aacb7dc64aef0e353277e1f11edb3ff6f711e0080e5e6516c/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-02-27 01:42:42 UTC
AV detection:
22 of 48 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=akkoly4domjdvlfx3rsk54hdkmtx4hyr5wz7633rdyaibzpgkfwa._file
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat rat
Link:
https://tria.ge/reports/210228-et7hvh87m2/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Executes dropped EXE
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
:
Unpacked files
SH256 hash:
0294e5e38373123aacb7dc64aef0e353277e1f11edb3ff6f711e0080e5e6516c
MD5 hash:
dbda91127eab09527ef5cb12cdd27b7b
SHA1 hash:
f7e99833740fb2a9ffe0c57f1b113b3c6b5b09fa
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/adde411b-8231-4b24-8ba4-bc120d17221e/
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/0294e5e38373123aacb7dc64aef0e353277e1f11edb3ff6f711e0080e5e6516c

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:asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_asyncrat_w0
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research

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/119872/

Comments