MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6bb264e14463456451107fd7159e27d970dc3576f38a0b62970236c293f81f0a. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6bb264e14463456451107fd7159e27d970dc3576f38a0b62970236c293f81f0a
SHA3-384 hash: ed317121e3cd815fa39fc588ecbb70178642ef2be44cb34525852a496e391df764ae898b64564b6bcc426d37a2396a1b
SHA1 hash: c49046b416c38aa60d9386ce03dcedc51bdb12f0
MD5 hash: a1abb1832676c7fdd24f6bb46af3ff23
humanhash: harry-nineteen-zulu-carbon
File name:doc 2022090600109930001001.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:39'424 bytes
First seen:2022-06-09 12:55:57 UTC
Last seen:2022-06-09 14:36:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'750 x AgentTesla, 19'656 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 768:UzCm/YF+GibEMrx0gbzldUv8G7iM3kzBG1neWFqfCSZUbtRUjRn:rm/Y/ibEMrpldUh7iM3kzBGjyvZw4
Threatray 4'238 similar samples on MalwareBazaar
TLSH T14103A05BAB68C976DD7E0B3410633DB04B3E7556BC129D7D8C8930521832A92F17BB3A
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 4b1b0766ca647939 (2 x AsyncRAT, 1 x AgentTesla, 1 x SnakeKeylogger)
Reporter lowmal3
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
275
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
doc 2022090600109930001001.exe
Verdict:
No threats detected
Analysis date:
2022-06-09 22:43:33 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4726f9f9-29e3-44ec-bd80-555a30c2aa9a

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/278309/
Detection(s):
SecuriteInfo.com.Trojan.Downloader.10124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Forced system process termination
DNS request
Running batch commands
Creating a file in the %AppData% subdirectories
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62a1ee216aa17a21fc2f01bd/reports/7dd1fcff-97c5-44c9-98eb-058dd61c3846/overview
Result
Verdict:
SUSPICIOUS
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/b4787d4c-69d9-48b5-825e-98ad578f9f70
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1010000
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
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
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected MSILDownloaderGeneric
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 642499 Sample: doc 2022090600109930001001.exe Startdate: 09/06/2022 Architecture: WINDOWS Score: 100 65 Snort IDS alert for network traffic 2->65 67 Multi AV Scanner detection for domain / URL 2->67 69 Malicious sample detected (through community Yara rule) 2->69 71 9 other signatures 2->71 7 doc 2022090600109930001001.exe 16 7 2->7         started        11 Klmdwb.exe 14 4 2->11         started        14 Klmdwb.exe 2->14         started        process3 dnsIp4 61 cdn.discordapp.com 162.159.130.233, 443, 49745 CLOUDFLARENETUS United States 7->61 53 C:\Users\user\AppData\Roaming\...\Klmdwb.exe, PE32 7->53 dropped 55 C:\Users\user\...\Klmdwb.exe:Zone.Identifier, ASCII 7->55 dropped 57 C:\...\doc 2022090600109930001001.exe.log, ASCII 7->57 dropped 16 InstallUtil.exe 2 7->16         started        19 cmd.exe 1 7->19         started        21 powershell.exe 15 7->21         started        63 162.159.129.233, 443, 49779, 49781 CLOUDFLARENETUS United States 11->63 73 Multi AV Scanner detection for dropped file 11->73 75 Machine Learning detection for dropped file 11->75 23 cmd.exe 11->23         started        25 powershell.exe 11->25         started        27 InstallUtil.exe 11->27         started        29 cmd.exe 14->29         started        31 powershell.exe 14->31         started        33 InstallUtil.exe 14->33         started        file5 signatures6 process7 dnsIp8 59 cigdem5.duckdns.org 45.133.1.152, 49765, 8808 DEDIPATH-LLCUS Netherlands 16->59 35 conhost.exe 19->35         started        37 timeout.exe 1 19->37         started        39 conhost.exe 21->39         started        41 conhost.exe 23->41         started        43 timeout.exe 23->43         started        45 conhost.exe 25->45         started        47 conhost.exe 29->47         started        49 timeout.exe 29->49         started        51 conhost.exe 31->51         started        process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6bb264e14463456451107fd7159e27d970dc3576f38a0b62970236c293f81f0a/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-09 12:56:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nozgjykemncwiuiqp7lrlhrh3fynynlw6ofawyuxai3mfe7yd4fa._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
masslogger
Create hunting rule
Similar samples:
1b0731dc7459b44903bd4c72903ae8a93cd622c646bb704dc162a241c7225cd5
AsyncRAT
1d2994e0bd7e873a5b8191172a940a370c2db5efb4485e0e6d7a30a5abf19761
AsyncRAT
39da82f6a59b141c14da6d9af6677d0358521bc6aaab84c73b6f77df231962d8
AsyncRAT
4a8e5d6a409a60db11f4fc5599d5ff0fb0b4fafcadddbb1281d74ee85ddd1068
AsyncRAT
586672cfdd373d21dcc6463e3db37d235f33c2ceb57c1f9aa9c6bfb884fb77b1
AsyncRAT
5b5bd50012b9848d1355f91c4f3efa38100c1a9363eef979e8f2b77e0251caaf
AsyncRAT
722cb35d685ecce0737050a8ccd2e5d77232f14ab9a1749094cbd7f5a0a8855f
AsyncRAT
9b9b1017693154faab964c74d2e937806a9586b0a1ee32f2301c13249021df06
AsyncRAT
ec33919e56775e8501598b7d0db8c8417d06fa09d74abea625a3434446b6ecc3
AsyncRAT
+ 4'228 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:default persistence rat suricata
Link:
https://tria.ge/reports/220609-p6b63sgcbk/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Async RAT payload
AsyncRat
suricata: ET MALWARE Generic AsyncRAT Style SSL Cert
suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)
Malware Config
C2 Extraction:
cigdem5.duckdns.org:6606
cigdem5.duckdns.org:7707
cigdem5.duckdns.org:8808
Unpacked files
SH256 hash:
6bb264e14463456451107fd7159e27d970dc3576f38a0b62970236c293f81f0a
MD5 hash:
a1abb1832676c7fdd24f6bb46af3ff23
SHA1 hash:
c49046b416c38aa60d9386ce03dcedc51bdb12f0
Link:
https://www.unpac.me/results/d891fb2a-4852-4605-bbde-24dd52594c67/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/6bb264e14463456451107fd7159e27d970dc3576f38a0b62970236c293f81f0a

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:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an Discord Attachments URL. This is often used by Malware to download further payloads
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AsyncRAT

Executable exe 6bb264e14463456451107fd7159e27d970dc3576f38a0b62970236c293f81f0a

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/278309/

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