MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc31934152ea6e5d60c4ee949140d28b2cfe30764451f0c6d62ee2945490656d. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fc31934152ea6e5d60c4ee949140d28b2cfe30764451f0c6d62ee2945490656d
SHA3-384 hash: 83b2ff6f841265da9a0744b642368ede2d32e4ba17ea5dcedf7fb633f2412c9936ef82882779cbdcf2650e3e3f4159b8
SHA1 hash: b3c133b9a56767f934b0bac585c7e6f7dcb92d9a
MD5 hash: 04b92d276e5e29aaef5069087a1d25d3
humanhash: mountain-green-quiet-fanta
File name:04b92d276e5e29aaef5069087a1d25d3.exe
Download: download sample
Signature BitRAT
Create hunting rule
File size:3'341'312 bytes
First seen:2022-04-14 11:50:46 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 49152:1bxm5RW0QNFD2R4i/1hwNqZtrHg/+DiG+qno2mj1+xqA3ljPdtikhTdFbKrqmM:pcR/QNFD2RZOAZtrAOiGfn7m4xJtH8
Threatray 684 similar samples on MalwareBazaar
TLSH T19CF5CFCE92469909ED4097B4ECB3AB142718DD76BA59479393B43139F02F3E85F8078B
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 16174db2a88e9620 (26 x BitRAT, 16 x AsyncRAT, 9 x AveMariaRAT)
Reporter abuse_ch
Tags:BitRAT exe RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
344
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Inquiry 13 APRIL 2022.doc
Verdict:
Malicious activity
Analysis date:
2022-04-14 05:35:57 UTC
Tags:
exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/b4b54603-90bc-495c-814a-9217b1b83712

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
BitRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/263700/
Detection(s):
Win.Trojan.EmbeddedDotNetBinary-9940868-0
Create hunting rule

Win.Trojan.EmbeddedReversedDLL-9940922-0
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62580aaf482f2f41caadc91b/reports/85f8ec25-4965-4b81-8680-80e89901434a/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a829c898-2893-438f-9554-b3d323acce9c
Result
Threat name:
BitRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/976822
Signature
.NET source code contains potential unpacker
Contains functionality to hide a thread from the debugger
Creates files in alternative data streams (ADS)
Hides threads from debuggers
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
Writes to foreign memory regions
Yara detected BitRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 609317 Sample: fEx6iN8qPi.exe Startdate: 14/04/2022 Architecture: WINDOWS Score: 100 48 Malicious sample detected (through community Yara rule) 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 Yara detected BitRAT 2->52 54 2 other signatures 2->54 7 fEx6iN8qPi.exe 1 7 2->7         started        11 Dqpbp.exe 3 2->11         started        13 Dqpbp.exe 2 2->13         started        process3 file4 34 C:\Users\user\AppData\Roaming\...\Dqpbp.exe, PE32 7->34 dropped 36 C:\Users\user\...\Dqpbp.exe:Zone.Identifier, ASCII 7->36 dropped 38 C:\Users\user\AppData\...\fEx6iN8qPi.exe.log, ASCII 7->38 dropped 56 Writes to foreign memory regions 7->56 58 Injects a PE file into a foreign processes 7->58 15 InstallUtil.exe 1 1 7->15         started        20 cmd.exe 1 7->20         started        60 Multi AV Scanner detection for dropped file 11->60 62 Machine Learning detection for dropped file 11->62 22 cmd.exe 1 11->22         started        signatures5 process6 dnsIp7 40 212.193.30.54, 3680, 49795, 49796 SPD-NETTR Russian Federation 15->40 32 C:\Users\user\AppData\Local:14-04-2022, HTML 15->32 dropped 42 Creates files in alternative data streams (ADS) 15->42 44 Hides threads from debuggers 15->44 46 Contains functionality to hide a thread from the debugger 15->46 24 conhost.exe 20->24         started        26 timeout.exe 1 20->26         started        28 conhost.exe 22->28         started        30 timeout.exe 1 22->30         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fc31934152ea6e5d60c4ee949140d28b2cfe30764451f0c6d62ee2945490656d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-13 16:49:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
0f4afd8a769fb12de45c789baba15308619ca700c05afaf2c28c4f75dd3bdaca
BitRAT
39d180e2f5c447706ad8e4f2fc0a86c2cbd586426dd1343f37f3008569f1a60b
BitRAT
44e1fc8d3558bd5caa25ec85f99363873fefdab67ec1a478e67a93ffa993c850
BitRAT
4e6dd147fe163628e5d79043ab25d1bdca930dfd5cbc5ca77bb345702590f199
BitRAT
879b3899bd1dc321c620a9abcd9fa2ce3222047bc49b57cd00a8dabfc9e2b0ac
BitRAT
9f65568942c70fe8448977f148737a3d283cbfd0155c1f570c6f823bafeb9821
BitRAT
+ 674 additional samples on MalwareBazaar
Result
Malware family:
bitrat
Create hunting rule
Score:
  10/10
Tags:
family:bitrat persistence trojan
Link:
https://tria.ge/reports/220414-nz5pdacdhl/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
BitRAT
Malware Config
C2 Extraction:
212.193.30.54:3680
Unpacked files
SH256 hash:
c1e02b7b2f99056b38b976efd4cc2705b92c08c66d024bce42046d77e8422896
MD5 hash:
000795e5c5ab6f7c28fe24a49b6f1e19
SHA1 hash:
dc68ffee22f3d498d138a25454ffc27d75a454ad
Link:
https://www.unpac.me/results/bd28ba32-05a6-4048-b3ea-3d66d7a2ffb2/
SH256 hash:
400a15622690d17b5f28d2bd3037f9f41a1019b0d48b59f08e28a180d51337bf
MD5 hash:
8e97db5d526887986018489acdc2d98c
SHA1 hash:
9746227bb712b463906d4bc07a70d65a13eb38d2
Detections:
win_bit_rat_auto
Create hunting rule
Link:
https://www.unpac.me/results/bd28ba32-05a6-4048-b3ea-3d66d7a2ffb2/
Parent samples :
39d180e2f5c447706ad8e4f2fc0a86c2cbd586426dd1343f37f3008569f1a60b
fc31934152ea6e5d60c4ee949140d28b2cfe30764451f0c6d62ee2945490656d
SH256 hash:
3a8bbbce79107e413125ec4f50df650b22b9fdfd098e6dc238d299cdaa0951f9
MD5 hash:
b50a4710fb2ecd2a3048a48ad3425961
SHA1 hash:
9065642dd75d1b5b685d0fcee5347210685d1047
Link:
https://www.unpac.me/results/bd28ba32-05a6-4048-b3ea-3d66d7a2ffb2/
SH256 hash:
fc31934152ea6e5d60c4ee949140d28b2cfe30764451f0c6d62ee2945490656d
MD5 hash:
04b92d276e5e29aaef5069087a1d25d3
SHA1 hash:
b3c133b9a56767f934b0bac585c7e6f7dcb92d9a
Link:
https://www.unpac.me/results/bd28ba32-05a6-4048-b3ea-3d66d7a2ffb2/
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/fc31934152ea6e5d60c4ee949140d28b2cfe30764451f0c6d62ee2945490656d

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research

File information

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

Web download

BitRAT

Executable exe fc31934152ea6e5d60c4ee949140d28b2cfe30764451f0c6d62ee2945490656d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2146856/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/263700/

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