MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a69420b181a6704cdf507e6ba6f725060fc4eca42794aca6a3719af43bc33560. 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: 17


Intelligence 17 IOCs YARA 5 File information Comments
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SHA256 hash: a69420b181a6704cdf507e6ba6f725060fc4eca42794aca6a3719af43bc33560
SHA3-384 hash: 30620b3c368a6b723b177848cfe3b5ae686d87f493caafbdbe4064b5ef791fa24fa6f1967cf056b58bd11e5253d94110
SHA1 hash: 4c7e8b2e8e37856f30153e154093df0d0bf9cdd4
MD5 hash: 7ab01c7022ab366a6f23dbc42dd13d65
humanhash: red-uranus-edward-bakerloo
File name:copy#10652203.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:325'496 bytes
First seen:2024-04-04 14:15:15 UTC
Last seen:2024-04-04 15:46:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:AidlJjyVedN+tn89kNDEAQayRvoNOYtX6wYV:AidlJv+tn8/AQaykt+
Threatray 303 similar samples on MalwareBazaar
TLSH T147649343FE5784A1CA45277AC9AB64101B76ED84A263D70E748E33EB6DF33BA0C51607
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 1664ec8c36c1958e (10 x AgentTesla, 2 x PureLogsStealer, 1 x Loki)
Reporter abuse_ch
Tags:AsyncRAT exe RAT


Avatar
abuse_ch
AsyncRAT C2:
91.92.241.169:3434

Intelligence

File Origin
# of uploads :
2
# of downloads :
331
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
a69420b181a6704cdf507e6ba6f725060fc4eca42794aca6a3719af43bc33560.exe
Verdict:
Malicious activity
Analysis date:
2024-04-04 14:17:04 UTC
Tags:
agenttesla stealer remote rat asyncrat
Link:
https://app.any.run/tasks/8bc26a83-4788-43a6-904a-5cc1fb0d93da

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file in the %AppData% directory
Restart of the analyzed sample
Creating a process with a hidden window
Creating a file
DNS request
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Creating a window
Connection attempt to an infection source
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
net_reactor overlay packed packed
Link:
https://www.filescan.io/uploads/660eb6246ffbb8b1692f61b4/reports/5f37914b-baf0-47bd-a65e-41812dae2533/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/a69420b181a6704cdf507e6ba6f725060fc4eca42794aca6a3719af43bc33560
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.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/43777a76-f177-4114-a3a7-8c923f265e17
Result
Threat name:
AgentTesla, AsyncRAT, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1420234
Signature
.NET source code contains potential unpacker
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Creates multiple autostart registry keys
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1420234 Sample: copy#10652203.exe Startdate: 04/04/2024 Architecture: WINDOWS Score: 100 39 server314.web-hosting.com 2->39 41 file-drop.cc 2->41 43 api.ipify.org 2->43 55 Snort IDS alert for network traffic 2->55 57 Found malware configuration 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 10 other signatures 2->61 8 copy#10652203.exe 16 7 2->8         started        13 Wvrsejkf.exe 14 3 2->13         started        15 iorhuc.exe 2->15         started        17 2 other processes 2->17 signatures3 process4 dnsIp5 51 213.199.41.33, 49704, 49717, 80 ASN-ATLANETIT United Kingdom 8->51 35 C:\Users\user\AppData\Roaming\Wvrsejkf.exe, PE32 8->35 dropped 37 C:\Users\user\AppData\Local\Temp\winasn.exe, PE32 8->37 dropped 77 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->77 79 Creates multiple autostart registry keys 8->79 81 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->81 19 winasn.exe 15 4 8->19         started        24 copy#10652203.exe 2 8->24         started        83 Multi AV Scanner detection for dropped file 13->83 85 Machine Learning detection for dropped file 13->85 26 Wvrsejkf.exe 13->26         started        87 Antivirus detection for dropped file 15->87 89 Injects a PE file into a foreign processes 15->89 28 iorhuc.exe 15->28         started        file6 signatures7 process8 dnsIp9 45 file-drop.cc 172.67.146.180, 443, 49712, 49714 CLOUDFLARENETUS United States 19->45 33 C:\Users\user\AppData\Roaming\iorhuc.exe, PE32 19->33 dropped 63 Antivirus detection for dropped file 19->63 65 Multi AV Scanner detection for dropped file 19->65 67 Machine Learning detection for dropped file 19->67 75 3 other signatures 19->75 30 winasn.exe 19->30         started        47 api.ipify.org 172.67.74.152, 443, 49713 CLOUDFLARENETUS United States 24->47 49 server314.web-hosting.com 162.0.217.90, 49715, 587 ACPCA Canada 24->49 69 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 26->69 71 Tries to steal Mail credentials (via file / registry access) 26->71 73 Tries to harvest and steal browser information (history, passwords, etc) 26->73 file10 signatures11 process12 dnsIp13 53 91.92.241.169 THEZONEBG Bulgaria 30->53
Score:
68%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/a69420b181a6704cdf507e6ba6f725060fc4eca42794aca6a3719af43bc33560
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a69420b181a6704cdf507e6ba6f725060fc4eca42794aca6a3719af43bc33560/
Threat name:
Win32.Backdoor.AsyncRAT
Create hunting rule
Status:
Suspicious
First seen:
2024-04-04 14:16:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u2kcbmmbuzyezx2qpzv2n5zfayh4j3fee6kkzjvdognpio6dgvqa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
0cb284abb63cf61b070bfa0a5250ff536f92907bbf5eec07070b9aeafa4ac2bd
AsyncRAT
9df4aaa956d54f55f1bb038f3e8f086169983e094ef8432cd71df928a888a2d0
AsyncRAT
bc87e0eaeac968db7503e353766d796c4a7ca617848f02415970f4f21ad3e7bb
AsyncRAT
c4e838a74e5baf5dbd86beedff96c1c9353b49ecf2ad362f47a4b134453701ab
AsyncRAT
d0f7fb07005ab151b76ab0cd9f5b45a7d319fb3273044c2f5b66a491c6161f9e
AsyncRAT
d545f5b27e90abc54cf5a37c35e866c08336a500cecd95e8267c0c729a6b9bbc
AsyncRAT
dbbe21f14ca93d658be3606974e289edf4b205b22d967324c49cba1950f29b9e
AsyncRAT
f786d300e911c09396715900b66e26e1666570bb9483477f76040db3eaae15de
AsyncRAT
+ 293 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:zgrat keylogger persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/240404-rk413shh9y/
Behaviour
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
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Detect ZGRat V1
ZGRat
Unpacked files
SH256 hash:
a69420b181a6704cdf507e6ba6f725060fc4eca42794aca6a3719af43bc33560
MD5 hash:
7ab01c7022ab366a6f23dbc42dd13d65
SHA1 hash:
4c7e8b2e8e37856f30153e154093df0d0bf9cdd4
Link:
https://www.unpac.me/results/274bbea0-57c9-46f2-babb-a7c73729fc6b/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a69420b181a6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AsyncRAT
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a69420b181a6704cdf507e6ba6f725060fc4eca42794aca6a3719af43bc33560

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:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments