MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f2e75affe9217c7211043936678fb1777e2db4a8f1986b8805ddb1e84e9e99b. 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



Dharma


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments 1

SHA256 hash: 2f2e75affe9217c7211043936678fb1777e2db4a8f1986b8805ddb1e84e9e99b
SHA3-384 hash: 304cac683eeae7dcdbc6d20dfe84221fedce162b23f743f909ac2db5a1ec9be8b82c8a7c090c60a49fae1a51ce38e23a
SHA1 hash: 1a37bb789c7bdda44330fd55aa292f5f76dada5d
MD5 hash: 1ebb6bb49ac1077c5e7eba4d56f6a3a1
humanhash: island-beer-paris-april
File name:1pgp.exe
Download: download sample
Signature Dharma
File size:94'720 bytes
First seen:2020-08-04 09:49:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f86dec4a80961955a89e7ed62046cc0e (94 x Dharma, 1 x Crysis)
ssdeep 1536:mBwl+KXpsqN5vlwWYyhY9S4Aqx1QvXxrCA4/6yqdZ7wWEf:Qw+asqN5aW/hLSkbyqdREf
Threatray 14 similar samples on MalwareBazaar
TLSH A7938C29D521C039F8A310FECBFA56FDAD644B202307D0D797C11959AB829E5F932A37
Reporter ALex94899143
Tags:Dharma Dharma(Cezary) openpgp PGP


Avatar
ALex94899143
Delivery method RDP

Intelligence


File Origin
# of uploads :
1
# of downloads :
2'119
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the system32 directory
Creating a file
Launching cmd.exe command interpreter
Creating a process with a hidden window
Enabling the 'hidden' option for recently created files
Modifying an executable file
Changing a file
Replacing executable files
Creating a file in the Program Files subdirectories
Moving a file to the Program Files subdirectory
Creating a file in the Program Files directory
Sending a UDP request
Launching a process
Launching a service
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
Deleting volume shadow copies
Enabling autorun by creating a file
Infecting executable files
Result
Threat name:
Crysis Wadhrama
Detection:
malicious
Classification:
rans.adwa.evad
Score:
96 / 100
Signature
Creates an autostart registry key pointing to binary in C:\Windows
Creates files in the recycle bin to hide itself
Deletes shadow drive data (may be related to ransomware)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files to the startup folder
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May disable shadow drive data (uses vssadmin)
Writes many files with high entropy
Yara detected Crysis Ransomware
Yara detected Wadhrama Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 256784 Sample: 1pgp.exe Startdate: 04/08/2020 Architecture: WINDOWS Score: 96 32 Malicious sample detected (through community Yara rule) 2->32 34 Yara detected Crysis Ransomware 2->34 36 Yara detected Wadhrama Ransomware 2->36 38 4 other signatures 2->38 7 1pgp.exe 1 501 2->7         started        11 1pgp.exe 2->11         started        13 1pgp.exe 2->13         started        process3 file4 24 C:\Windows\System32\1pgp.exe, PE32 7->24 dropped 26 C:\Users\user\AppData\Roaming\...\1pgp.exe, PE32 7->26 dropped 28 vcredist_x64.exe.i...gp@foxmail.com].pgp, DOS 7->28 dropped 30 85 other files (77 malicious) 7->30 dropped 40 Creates files in the recycle bin to hide itself 7->40 42 Drops PE files to the startup folder 7->42 44 Creates an autostart registry key pointing to binary in C:\Windows 7->44 46 Writes many files with high entropy 7->46 15 cmd.exe 1 7->15         started        signatures5 process6 signatures7 48 May disable shadow drive data (uses vssadmin) 15->48 50 Deletes shadow drive data (may be related to ransomware) 15->50 18 conhost.exe 15->18         started        20 vssadmin.exe 1 15->20         started        22 mode.com 1 15->22         started        process8
Threat name:
Win32.Ransomware.Crysis
Status:
Malicious
First seen:
2020-06-03 18:48:38 UTC
AV detection:
46 of 48 (95.83%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
ransomware persistence family:dharma spyware
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Interacts with shadow copies
Modifies Internet Explorer settings
Drops file in Program Files directory
Drops file in System32 directory
Modifies service
Drops desktop.ini file(s)
Adds Run key to start application
Reads user/profile data of web browsers
Drops startup file
Modifies extensions of user files
Deletes shadow copies
Dharma
Please note that we are no longer able to provide a coverage score for Virus Total.

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:MAL_Ransomware_Wadhrama
Author:Florian Roth
Description:Detects Wadhrama Ransomware via Imphash
Reference:Internal Research
Rule name:win_dharma_auto
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.

  
Delivery method
Other

Comments



Avatar
commented on 2020-08-04 10:35:47 UTC

Email address: openpgp@foxmail.com