MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 dd97db57914c2b501d6a0762ff8e1dca8f921aec80887e2d3842b399bea16571. 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: 11
| SHA256 hash: | dd97db57914c2b501d6a0762ff8e1dca8f921aec80887e2d3842b399bea16571 |
|---|---|
| SHA3-384 hash: | 107835cdb89aacc409876a7ac7bc8995d4832710dcc095079b6c9bc0f16d117230becedfbcdc7467562edec4d0abeabb |
| SHA1 hash: | 930e6f27b6007529edff5371a1793b36a05d76ee |
| MD5 hash: | a0a8391a92e6c46ab606fcd57cf4f4a4 |
| humanhash: | hydrogen-purple-pizza-hawaii |
| File name: | Hydrargyrum.exe |
| Download: | download sample |
| File size: | 3'850'752 bytes |
| First seen: | 2025-05-12 18:06:05 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | c24c888f1fcf7d8426b9f979b3f6e9b9 |
| ssdeep | 98304:mqZyM3zLdY32bVNZKCIHcF1T1S2kG6nl6A:TsAZY32PsFIsXl6 |
| TLSH | T13A06235B8C70CAC9D83CC9B0F563B72A89916BB335FE8DD5DFDD1DA68924546320E028 |
| TrID | 32.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 28.9% (.EXE) Win32 Executable (generic) (4504/4/1) 13.0% (.EXE) OS/2 Executable (generic) (2029/13) 12.8% (.EXE) Generic Win/DOS Executable (2002/3) 12.8% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| dhash icon | 82bebefeaed6f020 |
| Reporter | Anonymous |
| Tags: | exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
415
Origin country :
CHVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Hydrargyrum.exe
Verdict:
Suspicious activity
Analysis date:
2025-04-04 02:35:50 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.2%
Tags:
extens packed virus
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Searching for analyzing tools
Creating a window
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
crypt krypt microsoft_visual_cc obfuscated packed packed packer_detected themidawinlicense virus
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Suspicious
Result
Threat name:
n/a
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to access PhysicalDrive, possible boot sector overwrite
Contains functionality to infect the boot sector
Creates a Image File Execution Options (IFEO) Debugger entry
Creates an undocumented autostart registry key
Disable Task Manager(disabletaskmgr)
Disables CMD prompt
Disables the Windows registry editor (regedit)
Disables the Windows task manager (taskmgr)
Found API chain indicative of sandbox detection
Found stalling execution ending in API Sleep call
Hides threads from debuggers
Infects the VBR (Volume Boot Record) of the hard disk
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Performs an instant shutdown (NtRaiseHardError)
Protects its processes via BreakOnTermination flag
Query firmware table information (likely to detect VMs)
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Writes directly to the primary disk partition (DR0)
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Nekark
Status:
Malicious
First seen:
2025-04-04 02:35:52 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
24 of 37 (64.86%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
10/10
Tags:
bootkit defense_evasion discovery persistence themida trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
System policy modification
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks whether UAC is enabled
Writes to the Master Boot Record (MBR)
Checks BIOS information in registry
Themida packer
Disables RegEdit via registry modification
Disables Task Manager via registry modification
Event Triggered Execution: Image File Execution Options Injection
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Modifies WinLogon for persistence
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
dd97db57914c2b501d6a0762ff8e1dca8f921aec80887e2d3842b399bea16571
MD5 hash:
a0a8391a92e6c46ab606fcd57cf4f4a4
SHA1 hash:
930e6f27b6007529edff5371a1793b36a05d76ee
Verdict:
Malicious
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: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | HeavensGate |
|---|---|
| Author: | kevoreilly |
| Description: | Heaven's Gate: Switch from 32-bit to 64-mode |
| Rule name: | INDICATOR_EXE_Packed_Themida |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with Themida |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
| CHECK_PIE | Missing Position-Independent Executable (PIE) Protection | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| MULTIMEDIA_API | Can Play Multimedia | WINMM.dll::waveOutClose |
| SHELL_API | Manipulates System Shell | SHELL32.dll::ShellExecuteW |
| WIN_BASE_USER_API | Retrieves Account Information | ADVAPI32.dll::LookupPrivilegeValueW |
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