MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 59f4e98bf1b9743607390bb23d3c4c4a84ec3d83328a03c5a5f702a8085ab451. 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: 10
| SHA256 hash: | 59f4e98bf1b9743607390bb23d3c4c4a84ec3d83328a03c5a5f702a8085ab451 |
|---|---|
| SHA3-384 hash: | 26192ada2746b91b2cfaf6a3be7d6d12ae426e7bcbe4699fcda8f49a5cd5d1cf0c450d3ad3ba47509e63b858cfa5a133 |
| SHA1 hash: | 7a1ec410e9006c2f04e84aeb0e59380416e40271 |
| MD5 hash: | 97b8d100f2141dc901109da036d8a08e |
| humanhash: | sierra-magnesium-oscar-freddie |
| File name: | Loader.exe |
| Download: | download sample |
| File size: | 10'742'804 bytes |
| First seen: | 2026-09-21 20:33:55 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f411028c2d72658656ccbdae98f2d016 |
| ssdeep | 196608:8ETW9iCYz8dotA9Lx3sfL1VeIgn63X+ObkbptDfpYN+kymxbCH:8E4xBvLx3sJQ6XbktSxby |
| TLSH | T15AB6239D218033ADC01E81319437FD89F2F6951D4FEADAEEB1E7A6C027BE811D505B4A |
| TrID | 33.1% (.EXE) Win64 Executable (generic) (6522/11/2) 25.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 10.4% (.ICL) Windows Icons Library (generic) (2059/9) 10.3% (.EXE) OS/2 Executable (generic) (2029/13) 10.1% (.EXE) Generic Win/DOS Executable (2002/3) |
| Magika | pebin |
| Reporter |  KnownSpotter |
| Tags: | exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
163
Origin country :
CAVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Beg.exe
Verdict:
No threats detected
Analysis date:
2026-08-23 14:07:40 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Searching for the window
Creating a file
Enabling the 'hidden' option for recently created files
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Changing a file
Creating a process with a hidden window
Reading critical registry keys
Moving a recently created file
Deleting a recently created file
Replacing files
DNS request
Connection attempt
Sending a custom TCP request
Launching a service
Loading a system driver
Sending a UDP request
Creating a file in the %temp% directory
Using the Windows Management Instrumentation requests
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
crypto hacktool obfuscated overlay packed packed reconnaissance vmprotect
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-08-14T20:26:00Z UTC
Last seen:
2026-09-22T20:15:00Z UTC
Hits:
~100
Verdict:
Unknown
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Backdoor.Kepavll
Status:
Suspicious
First seen:
2026-08-15 05:38:48 UTC
File Type:
PE+ (Exe)
Extracted files:
3
AV detection:
24 of 36 (66.67%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
9/10
Tags:
defense_evasion discovery themida trojan
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
System Time Discovery
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks whether UAC is enabled
Checks BIOS information in registry
Executes dropped EXE
Themida packer
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Unpacked files
SH256 hash:
59f4e98bf1b9743607390bb23d3c4c4a84ec3d83328a03c5a5f702a8085ab451
MD5 hash:
97b8d100f2141dc901109da036d8a08e
SHA1 hash:
7a1ec410e9006c2f04e84aeb0e59380416e40271
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.56
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: | INDICATOR_EXE_Packed_Themida |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with Themida |
| Rule name: | TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments |
| Reference: | https://cyfare.net/ |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.