MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1254eb8dd2f4b697e0bad62b9accdd5e9553e920dd131a450d742ba80844899c. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments 1
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SHA256 hash: 1254eb8dd2f4b697e0bad62b9accdd5e9553e920dd131a450d742ba80844899c
SHA3-384 hash: 9797a3d598393b9d2c1433216dfe097e2cb32b5b9f1fac32f6c6f83dc6f4c5272128f91f5b8c326c0237edda9d1f4354
SHA1 hash: a3865d26182c605a1192c6128e4bcc371e138975
MD5 hash: ed8d0550a841fa9e032f0d01cfcc8a9c
humanhash: coffee-king-north-oklahoma
File name:ed8d0550a841fa9e032f0d01cfcc8a9c
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:72'816 bytes
First seen:2022-06-17 09:26:05 UTC
Last seen:2022-06-17 09:49:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 1536:fLZ9j9+bzoN5aisDKvlDz993vk/3dlrAL5sBmNQ+8iA:fL/Z+bQsD2lDz99/k/3dlrAFswSD
TLSH T14163B3897228C0E1C753A1F1ACA6C773166EB63D58278756304F62CE6B53331D8A6B37
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 f0d4b06969e8cc70 (2 x ArkeiStealer, 1 x AsyncRAT)
Reporter zbetcheckin
Tags:32 AsyncRAT exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1254eb8dd2f4b697e0bad62b9accdd5e9553e920dd131a450d742ba80844899c.zip
Verdict:
Malicious activity
Analysis date:
2022-06-17 15:54:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f24b2871-0c48-47c4-b100-318bab0bfe33

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/280920/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.2246.22691.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Sending an HTTP GET request
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Running batch commands
Creating a process with a hidden window
Creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed packed
Link:
https://www.filescan.io/uploads/62ac48f77046ab63f8783a36/reports/03c117f7-5389-458f-892c-ce2d9a62fc57/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c16a1e74-2199-415f-a590-8699952accba
Result
Threat name:
AgentTesla, AsyncRAT, DcRat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1015044
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Injects a PE file into a foreign processes
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 submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: RegAsm connects to smtp port
Snort IDS alert for network traffic
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Yara detected DcRat
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 647536 Sample: uRfHl1hL84 Startdate: 17/06/2022 Architecture: WINDOWS Score: 100 72 Snort IDS alert for network traffic 2->72 74 Multi AV Scanner detection for domain / URL 2->74 76 Malicious sample detected (through community Yara rule) 2->76 78 11 other signatures 2->78 11 uRfHl1hL84.exe 15 4 2->11         started        process3 dnsIp4 70 gunaymedya.com 89.252.137.131, 49779, 49864, 80 NETINTERNETNetinternetBilisimTeknolojileriASTR Turkey 11->70 58 C:\Users\user\AppData\...\uRfHl1hL84.exe.log, ASCII 11->58 dropped 102 Writes to foreign memory regions 11->102 104 Injects a PE file into a foreign processes 11->104 16 InstallUtil.exe 3 4 11->16         started        20 cmd.exe 1 11->20         started        23 powershell.exe 15 11->23         started        file5 signatures6 process7 dnsIp8 60 194.5.97.203, 49782, 49789, 49791 DANILENKODE Netherlands 16->60 56 C:\Users\user\AppData\Local\...56otersa.exe, PE32 16->56 dropped 25 cmd.exe 1 16->25         started        80 Suspicious powershell command line found 20->80 82 Bypasses PowerShell execution policy 20->82 28 conhost.exe 20->28         started        30 timeout.exe 1 20->30         started        32 conhost.exe 23->32         started        file9 signatures10 process11 signatures12 92 Suspicious powershell command line found 25->92 34 powershell.exe 11 25->34         started        36 conhost.exe 25->36         started        process13 process14 38 Notersa.exe 14 4 34->38         started        dnsIp15 62 gunaymedya.com 38->62 64 192.168.2.1 unknown unknown 38->64 84 Antivirus detection for dropped file 38->84 86 Machine Learning detection for dropped file 38->86 88 Writes to foreign memory regions 38->88 90 Injects a PE file into a foreign processes 38->90 42 RegAsm.exe 38->42         started        46 cmd.exe 38->46         started        48 powershell.exe 38->48         started        signatures16 process17 dnsIp18 66 mdr.by 212.98.168.170, 49872, 587 BN-ASBelarussiandatacommunicationserviceproviderBY Belarus 42->66 68 mail.mdr.by 42->68 94 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 42->94 96 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 42->96 98 Tries to steal Mail credentials (via file / registry access) 42->98 100 3 other signatures 42->100 50 conhost.exe 46->50         started        52 timeout.exe 46->52         started        54 conhost.exe 48->54         started        signatures19 process20
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1254eb8dd2f4b697e0bad62b9accdd5e9553e920dd131a450d742ba80844899c/
Threat name:
ByteCode-MSIL.Trojan.RealProtect
Create hunting rule
Status:
Malicious
First seen:
2022-06-17 03:48:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cjkoxdos6s3jpyf22yvzvtg5l2kvh2ja3ujrurinoqv2qccergoa._file
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:asyncrat botnet:venom clients collection keylogger rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220617-leq95sdhc8/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
Async RAT payload
AgentTesla
AsyncRat
suricata: ET MALWARE AgentTesla Exfil Via SMTP
Malware Config
C2 Extraction:
194.5.97.203:7070
Unpacked files
SH256 hash:
1254eb8dd2f4b697e0bad62b9accdd5e9553e920dd131a450d742ba80844899c
MD5 hash:
ed8d0550a841fa9e032f0d01cfcc8a9c
SHA1 hash:
a3865d26182c605a1192c6128e4bcc371e138975
Link:
https://www.unpac.me/results/af4eb4b8-f5ea-4709-aada-ef268efc5b97/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.29
Link:
https://yomi.yoroi.company/submissions/1254eb8dd2f4b697e0bad62b9accdd5e9553e920dd131a450d742ba80844899c

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_KB_CERT_1f3216f428f850be2c66caa056f6d821
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
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.

Web download

AsyncRAT

Executable exe 1254eb8dd2f4b697e0bad62b9accdd5e9553e920dd131a450d742ba80844899c

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2241936/
Cape
Cape
https://www.capesandbox.com/analysis/280920/

Comments


Avatar
zbet commented on 2022-06-17 09:26:17 UTC

url : hxxp://185.29.10.125/247/vbc.exe