MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5cdc52c95c1bd415cb817c3a075c8d0de69af4bfed2809cfd0f47179800e2352. 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: 13


Intelligence 13 IOCs YARA 13 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5cdc52c95c1bd415cb817c3a075c8d0de69af4bfed2809cfd0f47179800e2352
SHA3-384 hash: 975596ec5c134f614e3e59a7aac86ceab5a375c9455b280f361536eebdb50ee5abb243f64aa23181989194d5ee3de5bc
SHA1 hash: b245865f817b831c8ca664e7bd2b1496b854f5dd
MD5 hash: 3a1893cafce778256ce9f8c22ea15d88
humanhash: nitrogen-sweet-don-stairway
File name:3a1893cafce778256ce9f8c22ea15d88
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:493'568 bytes
First seen:2022-08-04 08:57:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:TMxaUWB0f5DPto/Z93oDS9XYtpJ8maBNPTVPQjphYdZ7V8u6fsdV4Fz:epPto/j3aUYtpJ8maBNpormV8F
TLSH T1EBA45C11B7E0E603D1BE9732A0B644292BFDB016F3A2FB9E559116E499C3310AD1727F
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon f262e2922d2c2002 (2 x SnakeKeylogger, 1 x AsyncRAT)
Reporter zbetcheckin
Tags:32 AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
307
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3a1893cafce778256ce9f8c22ea15d88
Verdict:
Malicious activity
Analysis date:
2022-08-04 08:58:22 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6271d470-add1-429b-b9bd-5086f67638cc

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/296407/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILMamut.6024.28126.21100.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook stealer
Link:
https://www.filescan.io/uploads/62eb8a94bcf76fcb6ce394c4/reports/d44f5422-3da1-4b87-874d-c5e68651110a/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.
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bde06ec8-cd8c-4421-a645-da7c1b67d2aa
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1046140
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected AsyncRAT
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5cdc52c95c1bd415cb817c3a075c8d0de69af4bfed2809cfd0f47179800e2352/
Threat name:
ByteCode-MSIL.Trojan.BluStealer
Create hunting rule
Status:
Malicious
First seen:
2022-08-03 20:57:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ltoffsk4dpkbls4bpq5aoxenbxtjv5f75uuatt6q6ryxtaaoenja._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:default rat
Link:
https://tria.ge/reports/220804-kw59yschh9/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Drops startup file
Downloads MZ/PE file
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
xeirz.ddns.net:1604
Unpacked files
SH256 hash:
5cdc52c95c1bd415cb817c3a075c8d0de69af4bfed2809cfd0f47179800e2352
MD5 hash:
3a1893cafce778256ce9f8c22ea15d88
SHA1 hash:
b245865f817b831c8ca664e7bd2b1496b854f5dd
Link:
https://www.unpac.me/results/c03e8b2e-120c-4f9a-9b57-0513beae5a4d/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5cdc52c95c1b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5cdc52c95c1bd415cb817c3a075c8d0de69af4bfed2809cfd0f47179800e2352

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:kevoreilly, JPCERT/CC Incident Response Group
Description:AsyncRat Payload
Rule name:ClamAV_Emotet_String_Aggregate
Create hunting rule
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:malware_asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:MAL_AsnycRAT
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:MAL_AsyncRAT_Config_Decryption
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
Rule name:SUSP_Reverse_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
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.

Web download

AsyncRAT

Executable exe 5cdc52c95c1bd415cb817c3a075c8d0de69af4bfed2809cfd0f47179800e2352

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2264671/
Cape
Cape
https://www.capesandbox.com/analysis/296407/

Comments


Avatar
zbet commented on 2022-08-04 08:57:35 UTC

url : hxxp://208.67.105.179/mannzx.exe