MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efc09d4380483145573ac4f1a2b4fe308e9bd4378bffbc44efd00739d2e055a7. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: efc09d4380483145573ac4f1a2b4fe308e9bd4378bffbc44efd00739d2e055a7
SHA3-384 hash: d5de1a2218dc0de5c18b55c10a69d6a6868342f76dd417f11e935a3dc75f2b34e505facb039569312f162620a10d9e07
SHA1 hash: 49c312f5d48f02a4285aac05b70b133ed68735bb
MD5 hash: eebd2944160645bd54f258ea6b17fa53
humanhash: fourteen-magnesium-lion-september
File name:efc09d4380483145573ac4f1a2b4fe308e9bd4378bffbc44efd00739d2e055a7.bat
Download: download sample
File size:10'130'317 bytes
First seen:2025-03-06 08:45:29 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 49152:8S9ofUQTj/eiXfsUJyoxmB4s6/b/oBd8Y06ltr3YHkYqXpQIRO7hB3oCWXIFXw/l:n
TLSH T196A633C07E4D3F9B0A6AC2DEE0977B1F275ADEC63027E497E0713C8A0659A85463BC15
Magika powershell
Reporter JAMESWT_WT
Tags:193-34-77-163 bat WDS100T2B0A

Intelligence

File Origin
# of uploads :
1
# of downloads :
114
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SPAM.zip
Verdict:
Malicious activity
Analysis date:
2025-03-06 08:44:59 UTC
Tags:
arch-exec
Link:
https://app.any.run/tasks/78062876-805b-4af6-8296-7363497ccf83

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c96286c8d04e92a4bf5314
Tags:
obfuscate shell sage
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated stealer
Link:
https://www.filescan.io/uploads/67c960d83c5f644bd945d2af/reports/3dc8d114-cce7-4461-af04-6b398b7ff2f2/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/efc09d4380483145573ac4f1a2b4fe308e9bd4378bffbc44efd00739d2e055a7
Result
Verdict:
SUSPICIOUS
Details
Hidden Powershell
Detected a pivot to Powershell that utilizes commonly nefarious attributes such as '-windowstyle hidden'.
Result
Threat name:
n/a
Detection:
malicious
Classification:
spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1630804
Signature
Allocates memory in foreign processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Found large BAT file
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
PE file contains section with special chars
Powershell drops PE file
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Sample is not signed and drops a device driver
Searches for specific processes (likely to inject)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Writes to foreign memory regions
Yara detected Powershell decrypt and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1630804 Sample: vIJeWd58DS.bat Startdate: 06/03/2025 Architecture: WINDOWS Score: 100 59 ipwho.is 2->59 77 Suricata IDS alerts for network traffic 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 Multi AV Scanner detection for dropped file 2->81 83 5 other signatures 2->83 12 cmd.exe 1 2->12         started        signatures3 process4 signatures5 99 Suspicious powershell command line found 12->99 15 powershell.exe 12 12->15         started        18 conhost.exe 12->18         started        process6 signatures7 101 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 15->101 103 Powershell drops PE file 15->103 20 cmd.exe 1 15->20         started        process8 signatures9 85 Suspicious powershell command line found 20->85 23 powershell.exe 33 31 20->23         started        28 powershell.exe 15 20->28         started        30 more.com 1 20->30         started        32 2 other processes 20->32 process10 dnsIp11 61 193.34.77.163, 3434, 49943 FORKNETWORKINGUS United Kingdom 23->61 63 ipwho.is 195.201.57.90, 443, 49957 HETZNER-ASDE Germany 23->63 65 185.234.72.2, 4782, 49944, 49973 COMBAHTONcombahtonGmbHDE United Kingdom 23->65 57 C:\Windows\System32\drivers\ACPIx86.sys, PE32+ 23->57 dropped 87 Deletes itself after installation 23->87 89 Writes to foreign memory regions 23->89 91 Modifies the context of a thread in another process (thread injection) 23->91 93 5 other signatures 23->93 34 winlogon.exe 23->34 injected 37 cmd.exe 23->37         started        39 findstr.exe 1 28->39         started        file12 signatures13 process14 signatures15 69 Injects code into the Windows Explorer (explorer.exe) 34->69 71 Writes to foreign memory regions 34->71 73 Allocates memory in foreign processes 34->73 75 3 other signatures 34->75 41 lsass.exe 34->41 injected 44 svchost.exe 34->44 injected 47 svchost.exe 34->47 injected 53 30 other processes 34->53 49 powershell.exe 37->49         started        51 conhost.exe 37->51         started        process16 dnsIp17 95 Writes to foreign memory regions 41->95 67 192.168.2.24 unknown unknown 44->67 97 Loading BitLocker PowerShell Module 49->97 55 WmiPrvSE.exe 49->55         started        signatures18 process19
Score:
85%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/efc09d4380483145573ac4f1a2b4fe308e9bd4378bffbc44efd00739d2e055a7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/efc09d4380483145573ac4f1a2b4fe308e9bd4378bffbc44efd00739d2e055a7/
Threat name:
Script-BAT.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2025-03-05 12:54:05 UTC
File Type:
Text (JavaScript)
AV detection:
6 of 24 (25.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=57aj2q4ajayukvz2yty2fnh6gchjxvbxrp73yrhp2adttuxakwtq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/250306-kpcztstyaw/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

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

Comments