MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df31be81823df03c434880f9d7bc4204ba78c8987d2fc6de819db397a0e390d3. 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


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: df31be81823df03c434880f9d7bc4204ba78c8987d2fc6de819db397a0e390d3
SHA3-384 hash: 15f2966d0e218cb9abb035b5319cf224740073bb20ed05c790d5e810009c95c78115aeae54eb9c7f86771ed0b36524a1
SHA1 hash: 7668daaef4bb70998fa9a99166b4b1f603b4fdfd
MD5 hash: eb46af4e10e3256df38a22f584494ff6
humanhash: ohio-hotel-table-east
File name:file
Download: download sample
File size:132'096 bytes
First seen:2023-08-16 10:02:23 UTC
Last seen:2023-08-16 14:27:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'654 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 768:ri53Irdtm92Sthr2bfbXA233AvBo/pTq+bNZNTtli3T:6gfbXAk3AvypTLXTbo
Threatray 745 similar samples on MalwareBazaar
TLSH T132D3B4D632089892C96C073051B6FA7C4736ADE53650D6BCAD80F38EC8B7B60E67174B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon e0d8f8c8c9fcf8e0 (1 x AsyncRAT, 1 x Vidar)
Reporter andretavare5
Tags:exe


Avatar
andretavare5
Sample downloaded from https://vk.com/doc801981293_667856853?hash=u4TwZPGmvpaLEXEgEofjgmISgf2DosuyvS7wFUA0tZk&dl=8pK0VUDG0zKxMEJJ6FyyCNKfZqf5zwCbcvZUj3dqtQs&api=1&no_preview=1

Intelligence

File Origin
# of uploads :
4
# of downloads :
275
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-08-16 10:04:56 UTC
Tags:
opendir payload
Link:
https://app.any.run/tasks/f568419c-2731-412a-9b12-c7fea6701543

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/442996/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.24738.6454.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending a custom TCP request
Creating a process with a hidden window
Launching a process
Creating a window
Searching for the window
DNS request
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin packed reg
Link:
https://www.filescan.io/uploads/64dc9ed79a7e04b475d0313a/reports/dd7abf4a-438a-4a32-ab1b-f5ace5745a69/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/df31be81823df03c434880f9d7bc4204ba78c8987d2fc6de819db397a0e390d3
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/64630555-4be9-489f-92d3-ff5ff5b58ff3
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1291999
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1291999 Sample: file.exe Startdate: 16/08/2023 Architecture: WINDOWS Score: 100 30 Multi AV Scanner detection for domain / URL 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus detection for URL or domain 2->34 36 5 other signatures 2->36 7 file.exe 15 5 2->7         started        process3 dnsIp4 26 bratzen.duckdns.org 84.54.50.42, 49706, 80 LVLT-10753US Germany 7->26 24 6e8e4f6e-6458-4d33-a518-26ad9733d673.exe, PE32 7->24 dropped 38 Adds a directory exclusion to Windows Defender 7->38 12 6e8e4f6e-6458-4d33-a518-26ad9733d673.exe 4 7->12         started        16 powershell.exe 19 7->16         started        18 reg.exe 1 7->18         started        file5 signatures6 process7 dnsIp8 28 185.225.73.32, 44973 MAYAKBG Germany 12->28 40 Multi AV Scanner detection for dropped file 12->40 42 Machine Learning detection for dropped file 12->42 20 conhost.exe 16->20         started        22 conhost.exe 18->22         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/df31be81823df03c434880f9d7bc4204ba78c8987d2fc6de819db397a0e390d3/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2023-08-16 10:03:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=34y35amchxydyq2iqd45ppccas5hrseypux4nxubtwzzpihdsdjq._file
Verdict:
malicious
Similar samples:
05c4f71a5caa0ed6809fdfa57b44836f5ee6408d73f6b97cd9a751b696091101
1d3329d2fc6d022e283a519b328991098f0d9c7bf01fa2eeaa941ec3bc44b2ef
52a98d9a3b0bc741aaf73a4efb435797f130bd0a7ed960957e8e08346388d915
6e7cb379b1e49f7dd3b3d0a4512fa7542c02bffe3f367559862ec8d59e907b37
71664ca9b4d0ca2030a0bb792ae8d6c6791fb57f71ed061899af6dda9c06630a
b93b9b4b0168407f63a6c2c16a96e4a4b41d5d715bdb9f46254a214570ba1b6b
baa419c4a897ff15f323d9ba08cf6f0def0427402dcef6f905fc5ceaa2dfc93c
+ 735 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230816-l3crnabh5y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
df31be81823df03c434880f9d7bc4204ba78c8987d2fc6de819db397a0e390d3
MD5 hash:
eb46af4e10e3256df38a22f584494ff6
SHA1 hash:
7668daaef4bb70998fa9a99166b4b1f603b4fdfd
Link:
https://www.unpac.me/results/281e21a6-ec3f-42be-bebe-a2f9d6b745b0/
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/df31be81823df03c434880f9d7bc4204ba78c8987d2fc6de819db397a0e390d3

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: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

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/442996/

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