MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 db8b499d613b604a439bca37c3be2f578bdfcde1b2271eccbcf22db85996e785. 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
Ragnarok
Vendor detections: 12
| SHA256 hash: | db8b499d613b604a439bca37c3be2f578bdfcde1b2271eccbcf22db85996e785 |
|---|---|
| SHA3-384 hash: | 4d001c687904b860f35783bc32269bac5df98b23bf34baeb507a9656f29b60e64dcbca94c10838befc13c1ec0ab8d955 |
| SHA1 hash: | 260c54f8ef9450d2366794f35d0b291bdc133ec5 |
| MD5 hash: | e134d5a91ed31516566a091c0caa76fe |
| humanhash: | white-cardinal-enemy-lamp |
| File name: | db8b499d613b604a439bca37c3be2f578bdfcde1b2271eccbcf22db85996e785 |
| Download: | download sample |
| Signature | Ragnarok |
| File size: | 233'984 bytes |
| First seen: | 2022-04-24 03:13:17 UTC |
| Last seen: | 2022-04-24 03:33:08 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | c4aad01e653e8700334c4e14fafa9909 (1 x Ragnarok) |
| ssdeep | 3072:PaOtRGsL8/MmCtAyBsli4bnQC2mCr/yXt5NKMxyNuX987URxf+zgTP7VZKf:PhGsL8kfAyBslvAyd3KMxomvf+iC |
| Threatray | 1'658 similar samples on MalwareBazaar |
| TLSH | T14134BF01B552C031E6B3157A62BDDBB94D3D7A301B2996DB57880B62DE700E2B738F4B |
| 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 ragnarok Ransomware |
Intelligence
File Origin
# of uploads :
2
# of downloads :
780
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
db8b499d613b604a439bca37c3be2f578bdfcde1b2271eccbcf22db85996e785
Verdict:
Malicious activity
Analysis date:
2020-02-22 10:12:27 UTC
Tags:
ransomware
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Ragnarok
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Launching the process to change network settings
Searching for synchronization primitives
Launching a service
Changing a file
Creating a file
Moving a file to the %AppData% subdirectory
Creating a window
Deleting volume shadow copies
Preventing system recovery
Firewall traversal
Enabling autorun for a service
Encrypting user's files
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
filecoder greyware ragnar ragnarok
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:
Malicious
Result
Threat name:
Ragnarok
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Deletes shadow drive data (may be related to ransomware)
Detected suspicious e-Mail address in disassembly
May disable shadow drive data (uses vssadmin)
Modifies existing user documents (likely ransomware behavior)
Modifies the windows firewall
Multi AV Scanner detection for submitted file
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Modification of Boot Configuration
Sigma detected: Shadow Copies Deletion Using Operating Systems Utilities
Uses bcdedit to modify the Windows boot settings
Uses netsh to modify the Windows network and firewall settings
Yara detected Ragnarok ransomware
Yara detected RansomwareGeneric
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.Ragnarok
Status:
Malicious
First seen:
2020-01-09 17:55:14 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
26 of 42 (61.90%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
ryuk
Similar samples:
+ 1'648 additional samples on MalwareBazaar
Result
Malware family:
ragnarok
Score:
10/10
Tags:
family:ragnarok evasion ransomware spyware stealer
Behaviour
Interacts with shadow copies
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Reads user/profile data of web browsers
Modifies Windows Firewall
Modifies extensions of user files
Deletes shadow copies
Modifies boot configuration data using bcdedit
Ragnarok
Unpacked files
SH256 hash:
db8b499d613b604a439bca37c3be2f578bdfcde1b2271eccbcf22db85996e785
MD5 hash:
e134d5a91ed31516566a091c0caa76fe
SHA1 hash:
260c54f8ef9450d2366794f35d0b291bdc133ec5
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | myGozi |
|---|
| Rule name: | pdb2 |
|---|
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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