MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a80220c129dabdfc9a8159b120994e4e8a21b8c7a4709b8c6df717401d7b3924. 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: 8


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

SHA256 hash: a80220c129dabdfc9a8159b120994e4e8a21b8c7a4709b8c6df717401d7b3924
SHA3-384 hash: 6dcb8ad83aebfbfc7cacf6607829c7a3d61d88c17aa4b213a5ebc5d79fcde9afde18e2bc98b19571da24f1e409abdec6
SHA1 hash: 29bdd03781062d3415b23fb99fbe3907c0d95250
MD5 hash: 8f7a0bab0c7fd6f5111eafda1af98d94
humanhash: wolfram-florida-blossom-queen
File name:a80220c129dabdfc9a8159b120994e4e8a21b8c7a4709b8c6df717401d7b3924
Download: download sample
File size:515'795 bytes
First seen:2021-02-23 15:29:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 12288:aRZ+IoG/n9IQxW3OBsee2X+t4RbP3QS8JEeQRJ493hS:U2G/nvxW3Ww0tPrEQR8S
Threatray 399 similar samples on MalwareBazaar
TLSH 61B4E102B9C194B2D6711D325679AB21697C7D201F34CEEFA3E46A1DDA311D0EB30BA7
Reporter JAMESWT_WT

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/118666/
Detection(s):
SecuriteInfo.com.Trojan.Rasftuby.Gen.14.10239.27368.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file in the %AppData% directory
Sending a UDP request
Creating a process with a hidden window
Creating a window
Searching for the window
Creating a file in the Windows subdirectories
Running batch commands
Creating a process from a recently created file
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
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.
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/615548
Signature
.NET source code contains potential unpacker
Antivirus detection for dropped file
Connects to many ports of the same IP (likely port scanning)
Contains functionality to spread to USB devices (.Net source)
Creates autorun.inf (USB autostart)
Disables the Windows task manager (taskmgr)
Drops PE files to the startup folder
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 356784 Sample: 2TEKb7PdvN Startdate: 23/02/2021 Architecture: WINDOWS Score: 100 45 0.tcp.ngrok.io 2->45 53 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->53 55 Multi AV Scanner detection for domain / URL 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 10 other signatures 2->59 11 2TEKb7PdvN.exe 7 2->11         started        14 Microsoft Corporation.exe 3 2->14         started        signatures3 process4 file5 43 C:\Users\user\Desktop\Sinamon.sfx.exe, PE32 11->43 dropped 16 cmd.exe 1 11->16         started        process6 process7 18 Sinamon.sfx.exe 8 16->18         started        22 conhost.exe 16->22         started        file8 33 C:\Users\user\AppData\Local\...\Sinamon.exe, PE32 18->33 dropped 61 Multi AV Scanner detection for dropped file 18->61 24 Sinamon.exe 2 17 18->24         started        signatures9 process10 dnsIp11 47 0.tcp.ngrok.io 3.13.191.225, 19427, 49710 AMAZON-02US United States 24->47 49 3.134.125.175, 19427, 49739 AMAZON-02US United States 24->49 51 3 other IPs or domains 24->51 35 C:\system.exe, PE32 24->35 dropped 37 C:\Windows\SysWOW64\Sinamon.exe, PE32 24->37 dropped 39 C:\Users\user\...\Microsoft Corporation.exe, PE32 24->39 dropped 41 4 other malicious files 24->41 dropped 63 Antivirus detection for dropped file 24->63 65 Multi AV Scanner detection for dropped file 24->65 67 Creates autorun.inf (USB autostart) 24->67 69 3 other signatures 24->69 29 netsh.exe 1 3 24->29         started        file12 signatures13 process14 process15 31 conhost.exe 29->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a80220c129dabdfc9a8159b120994e4e8a21b8c7a4709b8c6df717401d7b3924/
Threat name:
Win32.Trojan.Rasftuby
Create hunting rule
Status:
Malicious
First seen:
2021-02-21 02:49:17 UTC
File Type:
PE (Exe)
Extracted files:
36
AV detection:
15 of 48 (31.25%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
048066b8f8dcf8a74e78e458a727edf50094a5849dbaae9cc80df053deae7c47
7125ff46ae7468216b1764b9e22b5811d4890f33a237776c6cbf22c8d8f09bbc
83591d8a19e792f771276deb5ed430ab1192b51f605a9ca7386161eaf520d0fa
85f68c16519e6f833c593ed0e6b735366c061bb808c6228d730b48e3f025a9a5
9e7babad53c8a852391f9ea81a511f97a925935e537b02b45585880ef13f7aee
a408e65fa77a4eded318a05af68fe27f522ec61b0c3e30aa34a5703b06fe2cf8
ad581fb309576256ec7a088553b885a068180541d310513acdcd985e47c04731
cadecd2b0afe54440902778df16f96d7b1b8b7bedd17b8c76a961d17a3a45b0e
e2efc9d3d3132046d0567a2198ed10a65fb764b1091d399323f7029e0f22b73f
f40e7197d3a05897876bf66b6da7a138f7afdcc9b73aac6e5dd46949a46ede24
+ 389 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig evasion miner
Link:
https://tria.ge/reports/210223-e4dr1pvtkj/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in System32 directory
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
xmrig
Unpacked files
SH256 hash:
a80220c129dabdfc9a8159b120994e4e8a21b8c7a4709b8c6df717401d7b3924
MD5 hash:
8f7a0bab0c7fd6f5111eafda1af98d94
SHA1 hash:
29bdd03781062d3415b23fb99fbe3907c0d95250
Link:
https://www.unpac.me/results/8487e2cd-933e-4061-8bab-608cac38c71d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
ScriptKD
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a80220c129dabdfc9a8159b120994e4e8a21b8c7a4709b8c6df717401d7b3924

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/118666/

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