MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca
SHA3-384 hash: 0c07fbab6a43d9d66d35e18c0e8f090ed51f96148afedbdc984c56290c04bb2e79ff15e394f55b6c67f6362d0530db83
SHA1 hash: b3ff69abfe1c5e6633a866ffbebe2139a69e3f0a
MD5 hash: ff9e45d7326698f34526793bf1244811
humanhash: charlie-artist-kitten-ack
File name:SS Bottmac Engineers Pvt. Ltd..exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:575'496 bytes
First seen:2024-10-31 09:29:33 UTC
Last seen:2024-10-31 14:26:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:FDxrXQ9TZweejcQ1FXQEcupRk6CvPlZ0wJOszYkR:ZQejd1BpcupC6Cb0qL
Threatray 608 similar samples on MalwareBazaar
TLSH T12DC48BD03A7A7719DEB58AB49129DDB583F12968B010FAE61DDD3BC7359D300AE08F06
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
Reporter lowmal3
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
6
# of downloads :
4'034
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SS Bottmac Engineers Pvt. Ltd..exe
Verdict:
Malicious activity
Analysis date:
2024-10-31 09:31:17 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/cd3c137e-3d4f-4989-a419-145892130df9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.15710.21022.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67234e218d23d904913230c2
Tags:
powershell autorun gumen
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed packed packer_detected
Link:
https://www.filescan.io/uploads/67234e1d17b6426a2609a41c/reports/23d1bca0-1e4d-4330-b249-12243b388d8f/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/58ba1aed-b03c-4a94-b8fa-5669adb9bcee
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1545926
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
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
Sample uses string decryption to hide its real strings
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1545926 Sample: SS Bottmac Engineers Pvt. L... Startdate: 31/10/2024 Architecture: WINDOWS Score: 100 75 kanrplest.duckdns.org 2->75 79 Suricata IDS alerts for network traffic 2->79 81 Found malware configuration 2->81 83 Malicious sample detected (through community Yara rule) 2->83 87 18 other signatures 2->87 9 SS Bottmac Engineers Pvt. Ltd..exe 7 2->9         started        13 RTUZKYTc.exe 5 2->13         started        15 SS Bottmac Engineers Pvt. Ltd..exe 2->15         started        17 SS Bottmac Engineers Pvt. Ltd..exe 2->17         started        signatures3 85 Uses dynamic DNS services 75->85 process4 file5 67 C:\Users\user\AppData\Roaming\RTUZKYTc.exe, PE32 9->67 dropped 69 C:\Users\...\RTUZKYTc.exe:Zone.Identifier, ASCII 9->69 dropped 71 C:\Users\user\AppData\Local\...\tmp960E.tmp, XML 9->71 dropped 73 C:\...\SS Bottmac Engineers Pvt. Ltd..exe.log, ASCII 9->73 dropped 95 Adds a directory exclusion to Windows Defender 9->95 97 Injects a PE file into a foreign processes 9->97 19 SS Bottmac Engineers Pvt. Ltd..exe 1 7 9->19         started        24 powershell.exe 23 9->24         started        26 powershell.exe 23 9->26         started        28 schtasks.exe 1 9->28         started        99 Multi AV Scanner detection for dropped file 13->99 101 Machine Learning detection for dropped file 13->101 30 schtasks.exe 13->30         started        32 RTUZKYTc.exe 13->32         started        34 schtasks.exe 15->34         started        36 2 other processes 15->36 38 3 other processes 17->38 signatures6 process7 dnsIp8 77 kanrplest.duckdns.org 104.223.35.76, 4068, 49764, 49789 ASN-QUADRANET-GLOBALUS United States 19->77 65 C:\...\SS Bottmac Engineers Pvt. Ltd..exe, PE32 19->65 dropped 89 Adds a directory exclusion to Windows Defender 19->89 40 powershell.exe 19->40         started        43 powershell.exe 19->43         started        45 powershell.exe 19->45         started        91 Loading BitLocker PowerShell Module 24->91 47 conhost.exe 24->47         started        49 conhost.exe 26->49         started        51 conhost.exe 28->51         started        53 conhost.exe 30->53         started        55 conhost.exe 34->55         started        57 conhost.exe 38->57         started        file9 signatures10 process11 signatures12 93 Loading BitLocker PowerShell Module 40->93 59 conhost.exe 40->59         started        61 conhost.exe 43->61         started        63 conhost.exe 45->63         started        process13
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-10-31 07:16:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jw2wn7g4ie76kakt3scddlugdered4hb5bqhd6anilvw4d5vxlfa._file
Verdict:
malicious
Label(s):
unknown_loader_037
Create hunting rule
xworm
Create hunting rule
Similar samples:
31684d56968063e799ddb7f470216b3b2114531e3a500439d5db90ac337800f0
AsyncRAT
39962cdef1efccb262b01e3bc41e4380ed1f925885f1a22178e505f5c440887a
AsyncRAT
4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca
AsyncRAT
b782f1817e1e9918f16bf709f776a67f826e3bce5d6d4a24fb35591e93c368d8
AsyncRAT
error
AsyncRAT
+ 598 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery execution persistence rat trojan
Link:
https://tria.ge/reports/241031-lggtgswaqf/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Drops startup file
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
kanrplest.duckdns.org:4068
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a944b22f-96b3-45cb-a3f0-934b09cf1cf5
Unpacked files
SH256 hash:
77f40a5b957f9cd4ec858fda1e559372df8f7688cff656051c3e7668560ce0ff
MD5 hash:
606189fc0633b10674eda2b2ad7f3a6d
SHA1 hash:
e3caa412034fdbb749cba64bdabc3dac5de0ced4
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/79754f39-ded5-4015-af2f-0f8d0e3aefe7/
Parent samples :
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4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca
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1091372b812b70532f2d29f18f41f1618a0d72ec9e03caa5bc02dda877ff04f9
9b4391946e6ef750cd4790bbf6a35a0f2c43d10dd0475827e50946d8eea893b6
5c5722b380bf669c5d2fda7000c77a46513f5d107bc3e2f2508321df17313774
b6ad170d197d557e308b9356d0f87653eb463cf74a48cbb50ce74c7260c315c2
SH256 hash:
a6e86d82b4c1467ff001ed87e99f5410dd24ef20f7a104d7108e8a6045834de6
MD5 hash:
23cf9c0a15014f43870b844784c339bd
SHA1 hash:
be6b89a499b1860363c8d277f56f3b066c8eacef
Detections:
XWorm
Create hunting rule
win_xworm_w0
Create hunting rule
MALWARE_Win_XWorm
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
win_xworm_bytestring
Create hunting rule
MALWARE_Win_AsyncRAT
Create hunting rule
Link:
https://www.unpac.me/results/79754f39-ded5-4015-af2f-0f8d0e3aefe7/
SH256 hash:
868694f021211e3911cb424560932a572d9d5cf0c6be93804abb033b8811aa81
MD5 hash:
4770cdac3638ac9b490af8dc80477d2e
SHA1 hash:
87b510d8bdca8eb09fcc84f7df1256c019222d4c
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/79754f39-ded5-4015-af2f-0f8d0e3aefe7/
SH256 hash:
4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca
MD5 hash:
ff9e45d7326698f34526793bf1244811
SHA1 hash:
b3ff69abfe1c5e6633a866ffbebe2139a69e3f0a
Link:
https://www.unpac.me/results/79754f39-ded5-4015-af2f-0f8d0e3aefe7/
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4db566fcdc41/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/4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
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.

Malspam

AsyncRAT

Executable exe 4db566fcdc413fe50153dc8431ae86192241f0e1e86071f80d42eb6e0fb5baca

(this sample)

  
Delivery method
Distributed via e-mail attachment

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 (HIGH_ENTROPY_VA)high

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