MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fd52b7c2b69a57bfa5bfb3ca6414665be1ff6f17d4d7ab061a8df45721fb3307. 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


BitRAT


Vendor detections: 9


Intelligence 9 IOCs 1 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fd52b7c2b69a57bfa5bfb3ca6414665be1ff6f17d4d7ab061a8df45721fb3307
SHA3-384 hash: 8aa7b7223653b76ac1677294c65594f8d8324ab82a887669322e9fd59cc1de528ca9c214c565560b87b95d9a97344ff3
SHA1 hash: 7fb7096ce28f8c07c50e0f2f7f22616539e0cd4d
MD5 hash: 997f1fb7550282dfb7191d40396e9d3f
humanhash: california-cup-six-ten
File name:997f1fb7550282dfb7191d40396e9d3f.exe
Download: download sample
Signature BitRAT
Create hunting rule
File size:66'184 bytes
First seen:2021-03-29 18:56:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 768:m7shpDPQDeuqvf1oQLcGmNyl8EauHStA/Gfl7KGflvx/FIwJGun51ulGflvx/FIm:m7shpDPQDeuqvf1oQLHm4Hoqq
Threatray 75 similar samples on MalwareBazaar
TLSH FC53C9E8C96514E7F9ECFA7093D3909EA635EC77A4114A27219781C3C4CE7826CC51BE
Reporter abuse_ch
Tags:BitRAT exe RAT


Avatar
abuse_ch
BitRAT C2:
201.219.204.73:1881

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
201.219.204.73:1881 https://threatfox.abuse.ch/ioc/5898/

Intelligence

File Origin
# of uploads :
1
# of downloads :
147
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
997f1fb7550282dfb7191d40396e9d3f.exe
Verdict:
Malicious activity
Analysis date:
2021-03-29 19:00:07 UTC
Tags:
trojan bitrat rat
Link:
https://app.any.run/tasks/e51eaad4-1a90-42f9-b82a-3480e881275e

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/127791/
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Sending a UDP request
Creating a file
Moving a recently created file
Launching a process
Creating a process with a hidden window
Creating a file in the Windows subdirectories
Creating a window
Running batch commands
Adding an access-denied ACE
Setting a global event handler
Sending a custom TCP request
Setting a single autorun event
Forced shutdown of a system process
Setting a global event handler for the keyboard
Sending an HTTP GET request to an infection source
Adding exclusions to Windows Defender
Unauthorized injection to a system process
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ef7b099b-b82d-4056-b105-97a613483f1d
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/657456
Signature
Adds a directory exclusion to Windows Defender
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to hide a thread from the debugger
Contains functionality to inject code into remote processes
Creates an autostart registry key pointing to binary in C:\Windows
Creates files in alternative data streams (ADS)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
System process connects to network (likely due to code injection or exploit)
Tries to delay execution (extensive OutputDebugStringW loop)
Uses dynamic DNS services
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 377656 Sample: F6gn1X8SAD.exe Startdate: 29/03/2021 Architecture: WINDOWS Score: 100 68 fabihenrihenao990.duckdns.org 2->68 80 Multi AV Scanner detection for domain / URL 2->80 82 Multi AV Scanner detection for submitted file 2->82 84 Machine Learning detection for sample 2->84 86 2 other signatures 2->86 8 F6gn1X8SAD.exe 18 11 2->8         started        13 svchost.exe 2->13         started        15 svchost.exe 2->15         started        17 7 other processes 2->17 signatures3 process4 dnsIp5 74 x11fdf4few8f41f.com 104.21.73.19, 49709, 80 CLOUDFLARENETUS United States 8->74 62 C:\Windows\Microsoft.NET\...\svchost.exe, PE32 8->62 dropped 64 C:\Windows\...\svchost.exe:Zone.Identifier, ASCII 8->64 dropped 66 C:\Users\user\AppData\...\qcpq0ij5.newcfg, XML 8->66 dropped 96 Creates an autostart registry key pointing to binary in C:\Windows 8->96 98 Writes to foreign memory regions 8->98 100 Adds a directory exclusion to Windows Defender 8->100 110 4 other signatures 8->110 19 InstallUtil.exe 8->19         started        24 WerFault.exe 8->24         started        26 cmd.exe 8->26         started        38 3 other processes 8->38 76 172.67.137.73, 49729, 49733, 80 CLOUDFLARENETUS United States 13->76 102 System process connects to network (likely due to code injection or exploit) 13->102 104 Multi AV Scanner detection for dropped file 13->104 106 Machine Learning detection for dropped file 13->106 28 powershell.exe 13->28         started        30 powershell.exe 13->30         started        32 powershell.exe 13->32         started        34 cmd.exe 13->34         started        78 127.0.0.1 unknown unknown 17->78 108 Changes security center settings (notifications, updates, antivirus, firewall) 17->108 36 MpCmdRun.exe 17->36         started        file6 signatures7 process8 dnsIp9 70 fabihenrihenao990.duckdns.org 201.219.204.73, 1881, 49725, 49728 ITELKOMCO Colombia 19->70 72 192.168.2.1 unknown unknown 19->72 58 C:\Users\user\AppData\Local:29-03-2021, HTML 19->58 dropped 88 Creates files in alternative data streams (ADS) 19->88 90 Contains functionality to inject code into remote processes 19->90 92 Hides threads from debuggers 19->92 94 Contains functionality to hide a thread from the debugger 19->94 60 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 24->60 dropped 40 conhost.exe 26->40         started        42 timeout.exe 26->42         started        44 conhost.exe 28->44         started        46 conhost.exe 30->46         started        48 conhost.exe 32->48         started        50 conhost.exe 36->50         started        52 conhost.exe 38->52         started        54 conhost.exe 38->54         started        56 conhost.exe 38->56         started        file10 signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fd52b7c2b69a57bfa5bfb3ca6414665be1ff6f17d4d7ab061a8df45721fb3307/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-28 23:13:11 UTC
AV detection:
24 of 46 (52.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7vjlpqvwtjl37jn7wpfgifdglpq763yx2tl2wbq2rx2foip3gmdq._file
Verdict:
suspicious
Similar samples:
0456c33539c62c09bfd8ea53b3848e63a7d62b5ddc05ec1e806e1db12adf8f7b
BitRAT
0aa78fcf891612119beba462082e6518d47b37b8b58529591ad44dc6277f95ab
BitRAT
29aac75fe6ce6d6cce9620a8c96588c392dc95c84e0df7407ca9bb14ac46550a
BitRAT
4c93d956b0cdc6f2e4f93ae8a805f53b11f00e81a34bac3f749e447c630c0329
BitRAT
52a0451136f10436c0c03139d900855a141880389ca57e9a1472a01dc28c2c47
BitRAT
6687134582d1dd1a69b086546e77e014fb38c67ed6190b8b629579ecd534b051
BitRAT
725422976036f66aadde06633c41bc88fa4f55020051b22a644ee6668a3f7c31
BitRAT
878c680864cd95fc8be624b36d702a2ce4e0d9c7a5ce127c5b4d3cbbb7d6407d
BitRAT
a2d7c993d034b1c4375a091a08f5373e1c78c2672bbe7a65465fb18f6a71c834
BitRAT
dc57b25386126d38dbd10e32002d109251e559fb967d47bca3f37e3768ef5c0c
BitRAT
+ 65 additional samples on MalwareBazaar
Result
Malware family:
bitrat
Create hunting rule
Score:
  10/10
Tags:
family:bitrat evasion persistence trojan upx
Link:
https://tria.ge/reports/210329-24fzlebspn/
Behaviour
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Windows security modification
UPX packed file
BitRAT
BitRAT Payload
Windows security bypass
Unpacked files
SH256 hash:
fd52b7c2b69a57bfa5bfb3ca6414665be1ff6f17d4d7ab061a8df45721fb3307
MD5 hash:
997f1fb7550282dfb7191d40396e9d3f
SHA1 hash:
7fb7096ce28f8c07c50e0f2f7f22616539e0cd4d
Link:
https://www.unpac.me/results/3b222a67-c38d-4d4e-8f04-54036e280700/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.10
Link:
https://yomi.yoroi.company/submissions/fd52b7c2b69a57bfa5bfb3ca6414665be1ff6f17d4d7ab061a8df45721fb3307

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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_BitRAT
Create hunting rule
Author:ditekSHen
Description:Detects BitRAT RAT
Rule name:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/127791/

Comments