MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c880b07833516db3450a16cf33c94dc08ff6aa49990bba2a2c1f3b5b93e61b8c. 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: 16


Intelligence 16 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c880b07833516db3450a16cf33c94dc08ff6aa49990bba2a2c1f3b5b93e61b8c
SHA3-384 hash: 1a38c91c0a75e623f39c97db13f8add9c21a791e7d3e06307561da2b13424d4278b5c959dc2db7b3a2076dfeca57cb8f
SHA1 hash: 7e8fc4df99e484dbe0fb4eb33eb4d2246a2e1a0f
MD5 hash: 9806763ea55981a8f3d77ec238a68fb8
humanhash: eighteen-triple-neptune-pluto
File name:FPHSB0000063602.bat
Download: download sample
Signature DonutLoader
Create hunting rule
File size:802'480 bytes
First seen:2025-10-28 06:58:45 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/plain
ssdeep 12288:Qe8hpau4pd8P4Tp8x8p4g8x8FN4PewaP+SnWuAfc7fKTYdIT7Otd/ULMerhz1rTV:RWTczoBT74d/yrhBrB4w1x0p9OAza
TLSH T11205E027D96DBC94325C3DDC53E72A0A10CB9AB2B4281ED9D4F50C9F1CD3247EA1E24A
Magika batch
Reporter abuse_ch
Tags:bat donutloader

Intelligence

File Origin
# of uploads :
1
# of downloads :
45
Origin country :
SE SE
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
FPHSB0000063602.bat
Verdict:
Malicious activity
Analysis date:
2025-10-28 07:04:25 UTC
Tags:
remcos rat auto-startup remote susp-powershell api-base64
Link:
https://app.any.run/tasks/21dcb1a9-5248-41f0-97f5-3602d2fd7860

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/34389/
Detection(s):
no reply from clamd
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=690069e85de5ca2707532778
Tags:
obfuscate autorun xtreme shell
Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Launching cmd.exe command interpreter
Creating a file
Delayed writing of the file
Launching a process
Сreating synchronization primitives
Connection attempt
Sending a custom TCP request
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
base64 evasive obfuscated powershell
Link:
https://www.filescan.io/uploads/69006a5cc85c5c5697387200/reports/bd3916ee-13a5-4b9d-a9f2-72ee67e229a4/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/c880b07833516db3450a16cf33c94dc08ff6aa49990bba2a2c1f3b5b93e61b8c
Verdict:
Malicious
File Type:
unix shell
First seen:
2025-10-27T17:07:00Z UTC
Last seen:
2025-10-30T02:54:00Z UTC
Hits:
~100
Detections:
HEUR:Trojan.PowerShell.Tesre.sb Backdoor.Win32.Remcos.e Trojan.PowerShell.AmsiBypass.sb PDM:Trojan.Win32.Generic HEUR:Trojan.BAT.Tesre.gen Trojan.Win32.Shellcode.sb Trojan.BAT.Agent.sb
Link:
https://opentip.kaspersky.com/c880b07833516db3450a16cf33c94dc08ff6aa49990bba2a2c1f3b5b93e61b8c/results?tab=lookup
Result
Threat name:
Remcos, DonutLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1802924
Signature
.NET source code contains a sample name check
.NET source code references suspicious native API functions
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
Drops script or batch files to the startup folder
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Drops script at startup location
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded IEX Cmdlet
Sigma detected: Remcos
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Yara detected DonutLoader
Yara detected Powershell decode and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1802924 Sample: FPHSB0000063602.bat Startdate: 28/10/2025 Architecture: WINDOWS Score: 100 95 Suricata IDS alerts for network traffic 2->95 97 Found malware configuration 2->97 99 Malicious sample detected (through community Yara rule) 2->99 101 13 other signatures 2->101 8 cmd.exe 1 2->8         started        11 cmd.exe 1 2->11         started        13 cmd.exe 1 2->13         started        15 11 other processes 2->15 process3 signatures4 105 Suspicious powershell command line found 8->105 17 cmd.exe 1 8->17         started        19 conhost.exe 8->19         started        21 cmd.exe 1 11->21         started        23 conhost.exe 11->23         started        25 cmd.exe 1 13->25         started        27 conhost.exe 13->27         started        29 cmd.exe 1 15->29         started        31 cmd.exe 1 15->31         started        33 20 other processes 15->33 process5 process6 35 cmd.exe 2 17->35         started        38 cmd.exe 1 21->38         started        40 cmd.exe 1 25->40         started        42 cmd.exe 1 29->42         started        44 cmd.exe 1 31->44         started        46 cmd.exe 33->46         started        48 cmd.exe 33->48         started        50 cmd.exe 33->50         started        52 6 other processes 33->52 signatures7 103 Suspicious powershell command line found 35->103 54 2 other processes 35->54 59 2 other processes 38->59 61 2 other processes 40->61 63 2 other processes 42->63 65 2 other processes 44->65 67 2 other processes 46->67 69 2 other processes 48->69 71 2 other processes 50->71 73 12 other processes 52->73 process8 dnsIp9 93 216.250.251.199, 4020, 49721 AS-TIERP-19019US United States 54->93 89 2 other malicious files 54->89 dropped 107 Drops script or batch files to the startup folder 54->107 109 Found suspicious powershell code related to unpacking or dynamic code loading 54->109 111 Installs a global keyboard hook 54->111 113 Loading BitLocker PowerShell Module 54->113 75 C:\Users\user\AppData\Roaming\...\ae61.bat, ASCII 59->75 dropped 77 C:\Users\user\AppData\Roaming\...\a857.bat, ASCII 61->77 dropped 79 C:\Users\user\AppData\Roaming\...\232d.bat, ASCII 63->79 dropped 81 C:\Users\user\AppData\Roaming\...\7aa0.bat, ASCII 65->81 dropped 83 C:\Users\user\AppData\Roaming\...\aa1a.bat, ASCII 67->83 dropped 85 C:\Users\user\AppData\Roaming\...\0938.bat, ASCII 69->85 dropped 87 C:\Users\user\AppData\Roaming\...\264b.bat, ASCII 71->87 dropped 91 5 other malicious files 73->91 dropped 115 Detected Remcos RAT 73->115 file10 signatures11
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/c880b07833516db3450a16cf33c94dc08ff6aa49990bba2a2c1f3b5b93e61b8c
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c880b07833516db3450a16cf33c94dc08ff6aa49990bba2a2c1f3b5b93e61b8c/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/c880b07833516db3450a16cf33c94dc08ff6aa49990bba2a2c1f3b5b93e61b8c
Threat name:
Text.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-10-28 07:05:20 UTC
File Type:
Text
AV detection:
4 of 23 (17.39%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zcala6btkfw3grikc3hthsknych7nksjtef3ukrmd45vxe7gdoga._file
Result
Malware family:
donutloader
Create hunting rule
Score:
  10/10
Tags:
family:donutloader discovery execution loader
Link:
https://tria.ge/reports/251028-ht164svpey/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Command and Scripting Interpreter: PowerShell
Drops startup file
Badlisted process makes network request
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/c880b07833516db3450a16cf33c94dc08ff6aa49990bba2a2c1f3b5b93e61b8c

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: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)

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/34389/

Comments