MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a. 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


ArrowRAT


Vendor detections: 16


Intelligence 16 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a
SHA3-384 hash: ab9c0c326b185f42c0366003e70836efa06af4f15c397e7ca4863c696f3e9a3fa55256fd076ffebc382f0a01e0759746
SHA1 hash: d7edec981d456eec0605f7008548c0f184747010
MD5 hash: ccee103ac03104b44e65b45ee5fc3539
humanhash: zulu-island-batman-earth
File name:083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a
Download: download sample
Signature ArrowRAT
Create hunting rule
File size:163'328 bytes
First seen:2024-09-24 11:27:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 3072:pbz3luayblT0fgCthfbEFtbcfjF45gjryKKqH6JY2doszEmQotEPPcfPhUO8Y:pbzVuaybJ0fLhTEPgnjuIJzo+PPcfPhI
TLSH T1FEF37D243AEA5029F173AF765FE475D6CA2FB7733B07A45D2050038A4B23A81DDD163A
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter JAMESWT_WT
Tags:51-254-27-112 ArrowRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
385
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a
Verdict:
Suspicious activity
Analysis date:
2024-09-24 11:33:21 UTC
Tags:
api-base64
Link:
https://app.any.run/tasks/69331b30-e3f0-4ff0-b003-ea145f1d947b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Injectorx-9916498-0
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f2a2485346c7b922ad9f5d
Tags:
Execution Generic Infostealer Network Other Stealth Msil Gumen Tori Msil Blic
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a window
Searching for the window
Forced system process termination
Changing a file
Creating a file in the %temp% directory
Enabling the 'hidden' option for files in the %temp% directory
Reading critical registry keys
Connection attempt
Using the Windows Management Instrumentation requests
DNS request
Setting a global event handler for the keyboard
Downloading the file
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd hook keylogger lolbin vbnet
Link:
https://www.filescan.io/uploads/66f2a249949df385961fa38e/reports/7d20988f-bc0f-4af5-902f-373bbae956d6/overview
Verdict:
Malicious
Labled as:
MSIL.Krypt.Generic
Link:
https://www.hybrid-analysis.com/sample/083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a
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:
ToxicEye
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/87e25cc0-acf5-43fe-9ff8-fe0a7a900a9e
Result
Threat name:
ArrowRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1516617
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
.NET source code references suspicious native API functions
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
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
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sigma detected: Explorer NOUACCHECK Flag
Sigma detected: Powershell download and execute file
Sigma detected: PowerShell DownloadFile
Sigma detected: Suspicious Script Execution From Temp Folder
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Tries to download and execute files (via powershell)
Tries to harvest and steal browser information (history, passwords, etc)
Writes to foreign memory regions
Yara detected ArrowRAT
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1516617 Sample: yiaAIRR6hn.exe Startdate: 24/09/2024 Architecture: WINDOWS Score: 100 33 xcu5.exgaming.click 2->33 35 xcu.exgaming.click 2->35 37 Suricata IDS alerts for network traffic 2->37 39 Found malware configuration 2->39 41 Antivirus detection for URL or domain 2->41 43 15 other signatures 2->43 8 yiaAIRR6hn.exe 3 2->8         started        11 explorer.exe 5 4 2->11         started        signatures3 process4 signatures5 45 Writes to foreign memory regions 8->45 47 Allocates memory in foreign processes 8->47 49 Injects a PE file into a foreign processes 8->49 13 cmd.exe 1 8->13         started        16 cvtres.exe 5 8->16         started        19 explorer.exe 8->19         started        process6 dnsIp7 51 Suspicious powershell command line found 13->51 53 Tries to download and execute files (via powershell) 13->53 21 powershell.exe 14 16 13->21         started        23 powershell.exe 16 13->23         started        25 powershell.exe 12 13->25         started        29 2 other processes 13->29 31 89.117.146.168, 1111, 49705, 49710 LRTC-ASLT Lithuania 16->31 55 Tries to harvest and steal browser information (history, passwords, etc) 16->55 27 conhost.exe 16->27         started        signatures8 process9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a/
Threat name:
ByteCode-MSIL.Backdoor.Xhvnc
Create hunting rule
Status:
Malicious
First seen:
2024-03-28 05:40:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
32 of 38 (84.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ba5hndwe37xmbnoq4qzas6nlb7w6ixstvjexdbdknb4jcjte4r5a._file
Verdict:
malicious
Label(s):
arrowrat
Create hunting rule
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery execution persistence
Link:
https://tria.ge/reports/240924-nkz6casgqq/
Behaviour
Checks SCSI registry key(s)
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Enumerates connected drives
Checks computer location settings
Boot or Logon Autostart Execution: Active Setup
Malware Config
Dropper Extraction:
http://xcu.exgaming.click
http://xcu5.exgaming.click
Verdict:
Malicious
Tags:
rat arrowrat
YARA:
MALWARE_Win_ArrowRAT
Link:
https://app.threat.zone/submission/a958245c-a388-4616-939c-5eed475b8b1c
Unpacked files
SH256 hash:
65af41452cb1eb8e98cbd4238ccff79bd619d2453ce2e2eaa31620b0b83077be
MD5 hash:
5bb9bba5beeacaef4c481c6813932490
SHA1 hash:
402574cf96c8d17701944f03e36d9d80ab367907
Detections:
SUSP_NET_Large_Static_Array_In_Small_File_Jan24
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_RawGitHub_URL
Create hunting rule
MALWARE_Win_DLAgent10
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Link:
https://www.unpac.me/results/bc522cce-8817-4e01-964e-7838b20319c5/
Parent samples :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 hash:
083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a
MD5 hash:
ccee103ac03104b44e65b45ee5fc3539
SHA1 hash:
d7edec981d456eec0605f7008548c0f184747010
Link:
https://www.unpac.me/results/bc522cce-8817-4e01-964e-7838b20319c5/
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/083a768ec4dfeec0b5d0e4320979ab0fede45e53aa4971846a6878912664e47a

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:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:MALWARE_Win_ArrowRAT
Create hunting rule
Author:ditekSHen
Description:Detects ArrowRAT
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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