MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 50c1c541f9daea24b578ac94fd709b1214207a38cbc2ba3b36b2b0e81d0e4ee1. 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


AgentTesla


Vendor detections: 10


Intelligence 10 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 50c1c541f9daea24b578ac94fd709b1214207a38cbc2ba3b36b2b0e81d0e4ee1
SHA3-384 hash: f0d09cd2b3a0d36e34e808c8bb038e4920be77b1fe86d9326dfcf1096755cfe6f3efac2ab6cc11af426ab07ee0f86e0a
SHA1 hash: 0b73ad4f6413a0d07880ebff2c31e9230a9e9e6e
MD5 hash: 70ee0889613b43d17e469072ab13cc71
humanhash: wisconsin-washington-zebra-hydrogen
File name:50c1c541f9daea24b578ac94fd709b1214207a38cbc2ba3b36b2b0e81d0e4ee1
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'814'016 bytes
First seen:2021-02-23 15:36:06 UTC
Last seen:2021-02-23 18:06:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2e5467cba76f44a088d39f78c5e807b6 (131 x DCRat, 112 x njrat, 79 x RedLineStealer)
ssdeep 49152:vhXU9+eg5l3PwQm9hbOTBKlwmEyLuJGoJksG5sXIeTBIHS:pXU9+eiOhb3lTuQoqsG5qhyH
TLSH DB8523FE19622E9AF363D0787088DDDEC8437E5AE078EDD06AF7783D6971B011949821
Reporter JAMESWT_WT
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
95
Origin country :
n/a
Vendor Threat Intelligence
Detection:
EnigmaStub
Create hunting rule
Link:
https://www.capesandbox.com/analysis/118680/
Detection(s):
PUA.Win.Packer.EnigmaProtector-19
Create hunting rule

PUA.Win.Packer.EnigmaProtector-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Creating a service
Creating a file
Launching a service
Creating a file in the Program Files subdirectories
Enabling the 'hidden' option for recently created files
Setting a keyboard event handler
Creating a window
Creating a file in the %AppData% directory
Sending a UDP request
Connection attempt
Unauthorized injection to a recently created process
Enabling autorun for a service
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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:
Orcus
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/615735
Signature
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Hides threads from debuggers
Installs a global keyboard hook
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
PE file has nameless sections
Protects its processes via BreakOnTermination flag
Yara detected Costura Assembly Loader
Yara detected Orcus RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 356876 Sample: JOl8qNwJLq Startdate: 23/02/2021 Architecture: WINDOWS Score: 100 53 Malicious sample detected (through community Yara rule) 2->53 55 Multi AV Scanner detection for dropped file 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 7 other signatures 2->59 8 JOl8qNwJLq.exe 12 2->8         started        12 svchost.exe 2->12         started        14 Orcus.exe 2->14         started        16 11 other processes 2->16 process3 dnsIp4 39 C:\Windows\SysWOW64\WindowsInput.exe, PE32 8->39 dropped 41 C:\Program Files (x86)\Orcus\Orcus.exe, PE32 8->41 dropped 43 C:\Windows\SysWOW64\WindowsInput.exe.config, XML 8->43 dropped 45 3 other malicious files 8->45 dropped 71 Detected unpacking (changes PE section rights) 8->71 73 Detected unpacking (overwrites its own PE header) 8->73 75 Drops executables to the windows directory (C:\Windows) and starts them 8->75 19 Orcus.exe 1 5 8->19         started        24 WindowsInput.exe 2 4 8->24         started        77 Changes security center settings (notifications, updates, antivirus, firewall) 12->77 26 MpCmdRun.exe 12->26         started        79 Hides threads from debuggers 14->79 47 127.0.0.1 unknown unknown 16->47 file5 signatures6 process7 dnsIp8 49 82.202.167.226, 1656, 1666, 49720 THEFIRST-ASRU Russian Federation 19->49 51 82.202.167.230, 1656, 1666, 49722 THEFIRST-ASRU Russian Federation 19->51 35 C:\Users\user\AppData\Roaming\dfasfsdg.exe, PE32 19->35 dropped 37 C:\Users\user\AppData\...\dfasfsdg.exe.config, XML 19->37 dropped 61 Protects its processes via BreakOnTermination flag 19->61 63 Hides threads from debuggers 19->63 65 Installs a global keyboard hook 19->65 28 dfasfsdg.exe 19->28         started        67 Antivirus detection for dropped file 24->67 69 Multi AV Scanner detection for dropped file 24->69 31 conhost.exe 26->31         started        file9 signatures10 process11 signatures12 81 Antivirus detection for dropped file 28->81 83 Multi AV Scanner detection for dropped file 28->83 33 dfasfsdg.exe 28->33         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/50c1c541f9daea24b578ac94fd709b1214207a38cbc2ba3b36b2b0e81d0e4ee1/
Threat name:
Win32.Packed.EnigmaProtector
Create hunting rule
Status:
Malicious
First seen:
2021-02-21 07:27:43 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
28 of 48 (58.33%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kda4kqpz3lvcjnlyvskp24e3cikca6ryzpbluozwwkyoqhioj3qq._file
Verdict:
malicious
Result
Malware family:
orcus
Create hunting rule
Score:
  10/10
Tags:
family:orcus persistence rat spyware stealer
Link:
https://tria.ge/reports/210223-r56werg5y2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Orcus
Unpacked files
SH256 hash:
50c1c541f9daea24b578ac94fd709b1214207a38cbc2ba3b36b2b0e81d0e4ee1
MD5 hash:
70ee0889613b43d17e469072ab13cc71
SHA1 hash:
0b73ad4f6413a0d07880ebff2c31e9230a9e9e6e
Link:
https://www.unpac.me/results/71874d06-223d-46eb-a500-69331246fa29/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Enigma
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/50c1c541f9daea24b578ac94fd709b1214207a38cbc2ba3b36b2b0e81d0e4ee1

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:EnigmaStub
Create hunting rule
Author:@bartblaze
Description:Identifies Enigma packer stub.
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
Author:ditekSHen
Description:Detects executables containing common artifcats observed in infostealers
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:win_smominru_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

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/118680/

Comments