MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5310ef8378e0ef3db4a7498d2c30386ba3cdc54a379ac2c10eea595acc65b4b1. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5310ef8378e0ef3db4a7498d2c30386ba3cdc54a379ac2c10eea595acc65b4b1
SHA3-384 hash: 067823843d5c199e930081224c5ee5713b818fa6b9439d3c88ab04d02a44375eb31769ecc2320eafe8efe1fee22301fa
SHA1 hash: 02201029aebd1933469561a942b1b84ed2537a29
MD5 hash: 76bcb6e5c3da87f870a69ced48c36e8a
humanhash: ink-neptune-freddie-football
File name:Fleet Manager_CV.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:685'568 bytes
First seen:2021-09-20 14:52:10 UTC
Last seen:2021-09-20 16:00:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'473 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:w5MTdcn0FsmtiK5oyZ6ZQD5n+pypIIVrjLEjQeP7:SP+ForobpI0rW7
Threatray 1'381 similar samples on MalwareBazaar
TLSH T117E48DC13D47D89BF4DF1AB398AFC12011656E8D9165C73D2682BA2B55F331230ABE4E
File icon (PE):PE icon
dhash icon b282b8a4a6929e9e (23 x Formbook, 20 x AgentTesla, 9 x SnakeKeylogger)
Reporter GovCERT_CH
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Fleet Manager_CV.exe
Verdict:
Malicious activity
Analysis date:
2021-09-20 14:54:06 UTC
Tags:
trojan rat asyncrat
Link:
https://app.any.run/tasks/21068e48-e5e4-4a97-a27c-5196d8d188d2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/189489/
Detection(s):
SecuriteInfo.com.Artemis76BCB6E5C3DA.25509.32669.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/553b7773-5103-41b8-ad7f-73cc90438c1d
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/854158
Signature
.NET source code contains potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
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 AntiVM3
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 486610 Sample: Fleet Manager_CV.exe Startdate: 20/09/2021 Architecture: WINDOWS Score: 100 57 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->57 59 Found malware configuration 2->59 61 Multi AV Scanner detection for dropped file 2->61 63 6 other signatures 2->63 10 Fleet Manager_CV.exe 7 2->10         started        process3 file4 47 C:\Users\user\AppData\Roaming\cDrPkmTy.exe, PE32 10->47 dropped 49 C:\Users\user\AppData\Local\...\tmp7138.tmp, XML 10->49 dropped 51 C:\Users\user\...\Fleet Manager_CV.exe.log, ASCII 10->51 dropped 65 Injects a PE file into a foreign processes 10->65 14 Fleet Manager_CV.exe 6 10->14         started        17 schtasks.exe 1 10->17         started        19 Fleet Manager_CV.exe 10->19         started        signatures5 process6 file7 53 C:\Users\user\AppData\Roaming\dew.exe, PE32 14->53 dropped 21 cmd.exe 1 14->21         started        23 cmd.exe 1 14->23         started        25 conhost.exe 17->25         started        process8 process9 27 dew.exe 5 21->27         started        30 conhost.exe 21->30         started        32 timeout.exe 1 21->32         started        34 conhost.exe 23->34         started        36 schtasks.exe 1 23->36         started        signatures10 67 Injects a PE file into a foreign processes 27->67 38 dew.exe 2 27->38         started        41 schtasks.exe 1 27->41         started        43 dew.exe 27->43         started        process11 dnsIp12 55 79.134.225.9, 3030, 49762 FINK-TELECOM-SERVICESCH Switzerland 38->55 45 conhost.exe 41->45         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5310ef8378e0ef3db4a7498d2c30386ba3cdc54a379ac2c10eea595acc65b4b1/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-20 14:53:06 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kmio7a3y4dxt3nfhjggsymbynor43rkkg6nmfqio5jmvvtdfwsyq._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0b8a5cbe236a7057a2904f18480b85ce9b59b891c0a1a041516248d35760744d
AsyncRAT
16fc0cec13d88da3d0a36e4c42e733db8f1e21cafc18fd813a25cd0bc835f35a
AsyncRAT
220bb2b7deba41f53a8d86d677691aff283314a29c27cc49b2ba396699237825
AsyncRAT
438e8f8d626ca18bb5fbd3499cad058033b199c865badba6415e362d5b8dcd49
AsyncRAT
b51c07d9a4e50ac499514d378320260821bd7486acd1077a6bddf8ab70c6a2b3
AsyncRAT
bcf7571a4d9b25fabdc2d6120b1b2d7bd8446ea2bc3a5da1d4127954920067de
AsyncRAT
ceddcfa72226e91f7435facafe6631d1385ca4d246d242d5136ac4e9462b8611
AsyncRAT
ecb8839117d73d33390c84f7f6e02f4970156ccb2da7b48083922f60625fa8be
AsyncRAT
fee6cda76d8c5b289b76deba1176049e529f51ac06f817a8a22ec77b17d74f35
AsyncRAT
+ 1'371 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat rat suricata
Link:
https://tria.ge/reports/210920-r9ahrshahj/
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
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Async RAT payload
AsyncRat
suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)
Unpacked files
SH256 hash:
ed89c207b03535fecacfd3f822d73ebc073b864a2c7f2a9726eb51d9d7aedb84
MD5 hash:
aa9b8cb9ad23e5bb8ba89148a93f65ee
SHA1 hash:
e30e2dc9e738aa16a9b413c66162dcdb4f146f22
Link:
https://www.unpac.me/results/3f2e9288-dbb9-4344-8bca-c7a5cb6ff308/
SH256 hash:
cac8b347040a359c02ae5e658d3d76230c7dd7eb33505605ed0b9bc49ff268c7
MD5 hash:
71a894ff252c767b80d65ab1e54fda2b
SHA1 hash:
bcc4ff628585ca28b8b0f2c30e63049b910d4d49
Link:
https://www.unpac.me/results/3f2e9288-dbb9-4344-8bca-c7a5cb6ff308/
SH256 hash:
05be495b0081fcb5ac0c50dbaa1393fd3ada9bf8a2a6d4d1fab9d15ac34990e4
MD5 hash:
51c8004ffd1f6ecbebd7844d1dfffd96
SHA1 hash:
4d33796893d8485bdd3b6be5ab08fb2981018366
Link:
https://www.unpac.me/results/3f2e9288-dbb9-4344-8bca-c7a5cb6ff308/
SH256 hash:
ee0fe8f2d0201c5fbcbdc2b796ecc5feb02b9a525b7ab183f8d03a31c6e0b7e3
MD5 hash:
1ac05f77b115ffc2ddbd276b21df4133
SHA1 hash:
36f0dd58f3fda697764deb6326177af3e08b55ff
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/3f2e9288-dbb9-4344-8bca-c7a5cb6ff308/
Parent samples :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 hash:
5310ef8378e0ef3db4a7498d2c30386ba3cdc54a379ac2c10eea595acc65b4b1
MD5 hash:
76bcb6e5c3da87f870a69ced48c36e8a
SHA1 hash:
02201029aebd1933469561a942b1b84ed2537a29
Link:
https://www.unpac.me/results/3f2e9288-dbb9-4344-8bca-c7a5cb6ff308/
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/5310ef8378e0ef3db4a7498d2c30386ba3cdc54a379ac2c10eea595acc65b4b1

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
Create hunting rule
Rule name:pe_imphash
Create hunting rule
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.

Malspam

AsyncRAT

Executable exe 5310ef8378e0ef3db4a7498d2c30386ba3cdc54a379ac2c10eea595acc65b4b1

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/189489/

Comments