MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2ed5fceeb801a4c83914ceff3ac46166490682b81bf481db4687cd1d6b0a16c2. 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
DiskWriter
Vendor detections: 14
| SHA256 hash: | 2ed5fceeb801a4c83914ceff3ac46166490682b81bf481db4687cd1d6b0a16c2 |
|---|---|
| SHA3-384 hash: | ec9214b509a3e0910ba0903ae0f8354e42705e36afb74e91208814bfae01df53ac73d3f25e3704a5e209d3c9f71a13d2 |
| SHA1 hash: | 85d412e0ba8be081931b3902a4e5d1d6f154461c |
| MD5 hash: | 62e1ea54400f233947ab4f870fef9d2d |
| humanhash: | eighteen-uncle-saturn-one |
| File name: | DiskCorrupter.exe |
| Download: | download sample |
| Signature | DiskWriter |
| File size: | 543'323 bytes |
| First seen: | 2025-09-07 00:15:06 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 7c75a83e117d2bdfb2814c53e840c172 (4 x SalatStealer, 2 x XWorm, 2 x Chaos) |
| ssdeep | 12288:1hoVY2+LfWvRSECKG4iRkTezPhirGlGrKQERB:rb2+CvRSEHiRkTIZQGtVB |
| TLSH | T171C49F19E7E804FDE0B7D178CE434946E77678490761E6CF03A4A9A61F336A09E3DB12 |
| TrID | 48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| Reporter |  AntiSkidding |
| Tags: | DiskWriter exe Skidware |
Intelligence
File Origin
# of uploads :
1
# of downloads :
81
Origin country :
GBVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DiskCorrupter.exe
Verdict:
Malicious activity
Analysis date:
2025-09-07 00:16:46 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
90.2%
Tags:
shell spawn sage
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm fingerprint installer microsoft_visual_cc nanocore overlay overlay sfx shutdown taskkill
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-09-05T05:14:00Z UTC
Last seen:
2025-09-05T05:14:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic Trojan.Win32.SchoolGirl.sb HEUR:Trojan.BAT.Alien.gen
Verdict:
Suspicious
Score:
76%
Verdict:
Malware
File Type:
PE
Verdict:
Malware
YARA:
5 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe WScript.Shell x64
Verdict:
Malicious
Threat:
Trojan.Win32.SchoolGirl
Threat name:
Win64.Trojan.Nekark
Status:
Malicious
First seen:
2025-09-05 03:52:21 UTC
File Type:
PE+ (Exe)
Extracted files:
26
AV detection:
11 of 24 (45.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
defense_evasion spyware stealer
Behaviour
Kills process with taskkill
Modifies data under HKEY_USERS
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Checks computer location settings
Reads user/profile data of web browsers
Verdict:
Malicious
Tags:
Win.Dropper.Nanocore-9986456-0
YARA:
n/a
Unpacked files
SH256 hash:
2ed5fceeb801a4c83914ceff3ac46166490682b81bf481db4687cd1d6b0a16c2
MD5 hash:
62e1ea54400f233947ab4f870fef9d2d
SHA1 hash:
85d412e0ba8be081931b3902a4e5d1d6f154461c
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: | cobalt_strike_tmp01925d3f |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | CP_AllMal_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SelfExtractingRAR |
|---|---|
| Author: | Xavier Mertens |
| Description: | Detects an SFX archive with automatic script execution |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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