MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e9da20f5f7811b12fb30476fe4ecb65c36534316a2230f415f247a03a78932a. 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: 14


Intelligence 14 IOCs 1 YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4e9da20f5f7811b12fb30476fe4ecb65c36534316a2230f415f247a03a78932a
SHA3-384 hash: fe8b4f22c271698714341146c34004eda26d1618042eac602f1b32362c60860cba282f1372ed0862aab2595241017f15
SHA1 hash: cb834fbacfdecbcef3fade7e45bd85c2768e2b91
MD5 hash: fd18876e61968aa9aef05339017cf676
humanhash: wolfram-virginia-dakota-xray
File name:fd18876e61968aa9aef05339017cf676.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:80'384 bytes
First seen:2022-01-05 15:52:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 1536:7uir1TUKg2zsCQDS3b4llR3CvZBOQNWhd9jyGB9x:7uiJTUKg24CQDS3b43R3Cv/khPjyGDx
Threatray 2'929 similar samples on MalwareBazaar
TLSH T1E873194033D48563E37D0A749CA3D5748A7ABD33AE02F72A1ED4BD5F3932785A5022AD
File icon (PE):PE icon
dhash icon b2be7a370101a3c0 (11 x Vovabol, 5 x CobaltStrike, 3 x AsyncRAT)
Reporter abuse_ch
Tags:AsyncRAT exe RAT


Avatar
abuse_ch
AsyncRAT C2:
64.56.68.209:8888

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
64.56.68.209:8888 https://threatfox.abuse.ch/ioc/291390/

Intelligence

File Origin
# of uploads :
1
# of downloads :
241
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fd18876e61968aa9aef05339017cf676.exe
Verdict:
Malicious activity
Analysis date:
2022-01-05 15:54:17 UTC
Tags:
trojan rat asyncrat
Link:
https://app.any.run/tasks/168318c0-899d-4df5-83e6-80b69f301033

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/217462/
Detection(s):
Win.Packed.Samas-7998113-0
Create hunting rule

Win.Packed.Razy-9625918-0
Create hunting rule

Win.Packed.AsyncRAT-9861056-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a process from a recently created file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
80%
Tags:
anti-vm asyncrat coinminer fareit greyware njrat obfuscated packed rat samas
Link:
https://www.filescan.io/uploads/61d5bea5bfe53d318f27d86b/reports/b9f68702-327c-4570-98d5-540b1be902a4/overview
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:
Malicious
Link:
https://analyze.intezer.com/analyses/6fedfa80-972b-4feb-a4b1-cab9c3012c5a
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/915902
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
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 AsyncRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 548380 Sample: KmF2SOL23Y.exe Startdate: 05/01/2022 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Antivirus / Scanner detection for submitted sample 2->47 49 6 other signatures 2->49 7 KmF2SOL23Y.exe 7 2->7         started        process3 file4 27 C:\Users\user\AppData\Roaming\System.exe, PE32 7->27 dropped 29 C:\Users\user\AppData\...\KmF2SOL23Y.exe.log, ASCII 7->29 dropped 10 cmd.exe 1 7->10         started        12 cmd.exe 1 7->12         started        process5 signatures6 15 System.exe 2 10->15         started        19 conhost.exe 10->19         started        21 timeout.exe 1 10->21         started        51 Uses schtasks.exe or at.exe to add and modify task schedules 12->51 23 conhost.exe 12->23         started        25 schtasks.exe 1 12->25         started        process7 dnsIp8 31 64.56.68.209, 49757, 8888 PERFECT-INTERNATIONALUS United States 15->31 33 192.168.2.5, 443, 49675, 49689 unknown unknown 15->33 35 192.168.2.1 unknown unknown 15->35 37 Antivirus detection for dropped file 15->37 39 Multi AV Scanner detection for dropped file 15->39 41 Machine Learning detection for dropped file 15->41 signatures9
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4e9da20f5f7811b12fb30476fe4ecb65c36534316a2230f415f247a03a78932a/
Threat name:
ByteCode-MSIL.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2021-11-19 22:55:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
35 of 43 (81.40%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j2o2ed27pai3cl5tar3p4twlmxbwknbrnirdb5av6jd2aotysmva._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
1299373ec40fc1f3f16957338574a9ad51a94e62220cc8c08f1ad81dee443544
AsyncRAT
16fc0cec13d88da3d0a36e4c42e733db8f1e21cafc18fd813a25cd0bc835f35a
AsyncRAT
438e8f8d626ca18bb5fbd3499cad058033b199c865badba6415e362d5b8dcd49
AsyncRAT
4964c618368217328e5fb70c84e047f18e5027ae0e6ea984b1b96c38ffad77c7
AsyncRAT
58cac4ef6c2a2c25e3a50ea093f3bc90933f046f76c14235b70cf6caf1bfd9ca
AsyncRAT
6527e25f86c1902c430fc0e52769359f831365969c35fc12ef837b7b63fcc939
AsyncRAT
c578d33e132ccbbc26a4a31e6054fea7f42591b391e9b8eb30eaf732ed119088
AsyncRAT
cf495989e776f59e020fad15bb34b5f92573f9a1b96a51cdd5a02d31d339d502
AsyncRAT
f2e9cc84d53231470b1fa5491464a00cb7562000a56e0ce8264a61783e44ed75
AsyncRAT
f8d60cc318fc750f965180766b7edb64a81d86845b27b23f8d7bb0296adea2b7
AsyncRAT
+ 2'919 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat rat
Link:
https://tria.ge/reports/220105-ta3flsaeb9/
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
Loads dropped DLL
Executes dropped EXE
Async RAT payload
AsyncRat
Unpacked files
SH256 hash:
4e9da20f5f7811b12fb30476fe4ecb65c36534316a2230f415f247a03a78932a
MD5 hash:
fd18876e61968aa9aef05339017cf676
SHA1 hash:
cb834fbacfdecbcef3fade7e45bd85c2768e2b91
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/0ebcaa52-abdb-4ad1-b135-d3371edd0025/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4e9da20f5f7811b12fb30476fe4ecb65c36534316a2230f415f247a03a78932a

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:asyncrat
Create hunting rule
Author:jeFF0Falltrades
Rule name:AsyncRat
Create hunting rule
Author:kevoreilly, JPCERT/CC Incident Response Group
Description:AsyncRat Payload
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_asyncrat_j1
Create hunting rule
Author:Johannes Bader @viql
Description:detects AsyncRAT
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/217462/

Comments