MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a445045da51ff7a5890ddbcbefb2310e3c09c3ecece751bc8a8479453daf3476. 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


DonutLoader


Vendor detections: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a445045da51ff7a5890ddbcbefb2310e3c09c3ecece751bc8a8479453daf3476
SHA3-384 hash: 62e0d826da4a58a2c372334c798ebe8aafa161419acfae7ecc475bfe1e4366dcf194ee0199c30282a95d24513bca646a
SHA1 hash: 4da0a22419cfd49905453037f5dd1988f1c9db6b
MD5 hash: c06eb7309396b13938d074a8066871f0
humanhash: friend-winner-yankee-twelve
File name:rock.ps1
Download: download sample
Signature DonutLoader
Create hunting rule
File size:2'870'155 bytes
First seen:2026-02-23 16:54:57 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 49152:rdv7hEqJFYGupCfO5vFlN4pQ5J4QYPc20QWM:h
Threatray 15 similar samples on MalwareBazaar
TLSH T14DD53320AFED59644E7C4238227B9E2E2BB00791444DD9D7F3EDA0E31359F60953A87A
Magika powershell
Reporter smica83
Tags:donutloader ps1

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
HU HU
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=699c867bc950ab5d9ab0ee11
Tags:
redline emotet
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
base64 obfuscated svchost
Link:
https://www.filescan.io/uploads/699c867897feb4afd654490a/reports/166fc5a3-17d6-4095-86a2-935de41d4b7b/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/a445045da51ff7a5890ddbcbefb2310e3c09c3ecece751bc8a8479453daf3476
Verdict:
Malicious
File Type:
unix shell
Detections:
Trojan.Win32.HTA.a PDM:Trojan.Win32.Generic NetTool.TunnelLocaltonet.UDP.C&C UDS:DangerousObject.Multi.Generic
Link:
https://opentip.kaspersky.com/a445045da51ff7a5890ddbcbefb2310e3c09c3ecece751bc8a8479453daf3476/results?tab=lookup
Result
Threat name:
DonutLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1873636
Signature
AI detected malicious Powershell script
Injects code into the Windows Explorer (explorer.exe)
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Sigma detected: Dot net compiler compiles file from suspicious location
Writes to foreign memory regions
Yara detected DonutLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1873636 Sample: rock.ps1 Startdate: 23/02/2026 Architecture: WINDOWS Score: 76 32 Malicious sample detected (through community Yara rule) 2->32 34 Yara detected DonutLoader 2->34 36 AI detected malicious Powershell script 2->36 38 2 other signatures 2->38 7 powershell.exe 36 2->7         started        10 svchost.exe 1 1 2->10         started        process3 dnsIp4 40 Injects code into the Windows Explorer (explorer.exe) 7->40 42 Writes to foreign memory regions 7->42 13 csc.exe 3 7->13         started        16 csc.exe 3 7->16         started        18 conhost.exe 7->18         started        20 explorer.exe 29 1 7->20 injected 30 127.0.0.1 unknown unknown 10->30 signatures5 process6 file7 26 C:\Users\user\AppData\Local\...\lp3kp4z5.dll, PE32 13->26 dropped 22 cvtres.exe 1 13->22         started        28 C:\Users\user\AppData\Local\...\dv4lvxck.dll, PE32 16->28 dropped 24 cvtres.exe 1 16->24         started        process8
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/a445045da51ff7a5890ddbcbefb2310e3c09c3ecece751bc8a8479453daf3476
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a445045da51ff7a5890ddbcbefb2310e3c09c3ecece751bc8a8479453daf3476/
Verdict:
Malicious
Threat:
Family.DONUTLOADER
Link:
https://tip.neiki.dev/file/a445045da51ff7a5890ddbcbefb2310e3c09c3ecece751bc8a8479453daf3476
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=urcqixnfd732lcin3pf67mrrby6atq7m5ttvdpekqr4ukpnpgr3a._file
Verdict:
malicious
Label(s):
ratonrat
Create hunting rule
kamikakabot
Create hunting rule
donutloader
Create hunting rule
Similar samples:
4da90557bd724fee747a693df7fe07c2c6c6f7ed9a07a252ff498942d33c6343
DonutLoader
4fd4d2dc42ab3b24c5494f3a0bd4e96d0b19ed85e6b8ca9ea5150a1a570fa16c
DonutLoader
ba977e14aa3aa2b2bb40cfc3c548f9feb2ace0b3ea51932bf1d6bb8fad6d2d5d
DonutLoader
bcd012f5f3d9e670affe7309a862a08408bd86d5926668458c4894f2795c610d
DonutLoader
cdf5cf7dd8c1d0ef1deeee94a6a4951553edd1ffa5c10752db881c76d501fa1d
DonutLoader
error
DonutLoader
+ 5 additional samples on MalwareBazaar
Result
Malware family:
donutloader
Create hunting rule
Score:
  10/10
Tags:
family:donutloader execution loader
Link:
https://tria.ge/reports/260223-ve9adsby5e/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
Detects DonutLoader
DonutLoader
Donutloader family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a445045da51ff7a5890ddbcbefb2310e3c09c3ecece751bc8a8479453daf3476

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:detect_powershell
Create hunting rule
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:Warp
Create hunting rule
Author:Seth Hardy
Description:Warp
Rule name:WarpStrings
Create hunting rule
Author:Seth Hardy
Description:Warp Identifying Strings

File information

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

Comments