MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 34e1a82f7334c825aab19a21d94361c3225ee8ad9a2027830aeea7d82f59ca15. 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



Phobos


Vendor detections: 16


Intelligence 16 IOCs YARA 1 File information Comments

SHA256 hash: 34e1a82f7334c825aab19a21d94361c3225ee8ad9a2027830aeea7d82f59ca15
SHA3-384 hash: 40cd17955d1b0c69676491b7e36128b6ce64c6a1f1bf0c8b7f57ffacf948b83bbaa4ab0580734a6a8fc1675e17fb9035
SHA1 hash: 2abd05a0a0b65d5b7f8acad36a7d8ecd4a5dcb11
MD5 hash: 5235a9ab9fdfb520489032bf44d1f8ea
humanhash: wisconsin-neptune-coffee-delta
File name:34e1a82f7334c825aab19a21d94361c3225ee8ad9a2027830aeea7d82f59ca15
Download: download sample
Signature Phobos
File size:56'832 bytes
First seen:2022-09-28 05:19:48 UTC
Last seen:2022-09-28 11:49:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 851a0ba8fbb71710075bdfe6dcef92eb (67 x Phobos, 2 x Worm.Ramnit)
ssdeep 1536:JNeRBl5PT/rx1mzwRMSTdLpJ7Pxt3ZCGmZpDtqij:JQRrmzwR5JNtpCVb
Threatray 23 similar samples on MalwareBazaar
TLSH T14843BF06B45950B2CEB146B0293A6F5F8EBAA50180B484474F3D8D973FD4477E73A3BA
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter petikvx
Tags:exe Phobos Ransomware

Intelligence


File Origin
# of uploads :
2
# of downloads :
521
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
34e1a82f7334c825aab19a21d94361c3225ee8ad9a2027830aeea7d82f59ca15.exe
Verdict:
Malicious activity
Analysis date:
2022-09-28 05:24:08 UTC
Tags:
ransomware phobos

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a service
Searching for synchronization primitives
Creating a file
Launching cmd.exe command interpreter
Creating a process with a hidden window
Changing a file
Modifying an executable file
Launching the process to change network settings
Replacing executable files
Creating a file in the Program Files subdirectories
Creating a file in the Program Files directory
Launching the process to change the firewall settings
Sending a custom TCP request
Moving a file to the Program Files subdirectory
Launching a process
Creating a file in the Windows subdirectories
Creating a window
Deleting a recently created file
Creating a file in the %AppData% subdirectories
Using the Windows Management Instrumentation requests
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 for a service
Preventing system recovery
Enabling autorun by creating a file
Encrypting user's files
Infecting executable files
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Behaviour
MalwareBazaar
SystemUptime
CallSleep
EvasionGetTickCount
CheckMutex
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
crysis dharma filecoder greyware packed phobos ransomware shell32.dll windows
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:
Phobos Ransomware
Verdict:
Malicious
Result
Threat name:
Unknown
Detection:
malicious
Classification:
rans.spre.adwa.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates files in the recycle bin to hide itself
Creates files inside the volume driver (system volume information)
Deletes shadow drive data (may be related to ransomware)
Deletes the backup plan of Windows
Drops PE files to the startup folder
Found evasive API chain (may stop execution after checking locale)
Infects executable files (exe, dll, sys, html)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May disable shadow drive data (uses vssadmin)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Delete shadow copy via WMIC
Uses bcdedit to modify the Windows boot settings
Uses netsh to modify the Windows network and firewall settings
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 711459 Sample: ra7l2RCYGr.exe Startdate: 28/09/2022 Architecture: WINDOWS Score: 100 61 Malicious sample detected (through community Yara rule) 2->61 63 Antivirus detection for dropped file 2->63 65 Antivirus / Scanner detection for submitted sample 2->65 67 7 other signatures 2->67 7 ra7l2RCYGr.exe 1 274 2->7         started        11 ra7l2RCYGr.exe 2->11         started        13 wbengine.exe 3 2->13         started        15 5 other processes 2->15 process3 file4 47 C:\ProgramData\Microsoft\...\ra7l2RCYGr.exe, PE32 7->47 dropped 49 C:\...\ra7l2RCYGr.exe:Zone.Identifier, ASCII 7->49 dropped 51 desktop.ini.id[272...@xsmail.com].unique, data 7->51 dropped 69 Creates files in the recycle bin to hide itself 7->69 71 Drops PE files to the startup folder 7->71 73 Infects executable files (exe, dll, sys, html) 7->73 17 cmd.exe 1 7->17         started        20 ra7l2RCYGr.exe 2 6 7->20         started        23 cmd.exe 7->23         started        75 Multi AV Scanner detection for dropped file 11->75 77 Found evasive API chain (may stop execution after checking locale) 11->77 79 Creates files inside the volume driver (system volume information) 13->79 signatures5 process6 file7 53 May disable shadow drive data (uses vssadmin) 17->53 55 Deletes shadow drive data (may be related to ransomware) 17->55 57 Uses netsh to modify the Windows network and firewall settings 17->57 59 3 other signatures 17->59 25 bcdedit.exe 8 1 17->25         started        27 bcdedit.exe 7 1 17->27         started        29 conhost.exe 17->29         started        37 3 other processes 17->37 39 C:\Users\user\AppData\...\ra7l2RCYGr.exe, PE32 20->39 dropped 41 C:\Users\user\AppData\Local\ra7l2RCYGr.exe, PE32 20->41 dropped 43 C:\Users\...\ra7l2RCYGr.exe:Zone.Identifier, ASCII 20->43 dropped 45 C:\Users\...\ra7l2RCYGr.exe:Zone.Identifier, ASCII 20->45 dropped 31 netsh.exe 3 23->31         started        33 netsh.exe 3 23->33         started        35 conhost.exe 23->35         started        signatures8 process9
Threat name:
Win32.Ransomware.Phobos
Status:
Malicious
First seen:
2022-09-27 19:18:26 UTC
File Type:
PE (Exe)
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:phobos evasion persistence ransomware spyware stealer
Behaviour
Checks SCSI registry key(s)
Interacts with shadow copies
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops desktop.ini file(s)
Adds Run key to start application
Drops startup file
Reads user/profile data of web browsers
Deletes backup catalog
Modifies Windows Firewall
Modifies extensions of user files
Deletes shadow copies
Modifies boot configuration data using bcdedit
Phobos
Suspicious use of NtCreateUserProcessOtherParentProcess
Unpacked files
SH256 hash:
34e1a82f7334c825aab19a21d94361c3225ee8ad9a2027830aeea7d82f59ca15
MD5 hash:
5235a9ab9fdfb520489032bf44d1f8ea
SHA1 hash:
2abd05a0a0b65d5b7f8acad36a7d8ecd4a5dcb11
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:MALWARE_Win_Phobos
Author:ditekshen
Description:Detects Phobos ransomware

File information


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

Comments