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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bdfecf574ba864ad209ae5e7f1ef57fcc6c461f46e9fd8f21d94cb9312ec9a45. 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



LegionLoader


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: bdfecf574ba864ad209ae5e7f1ef57fcc6c461f46e9fd8f21d94cb9312ec9a45
SHA3-384 hash: 695916632d2c12896e07a99f251a346937e2b3a976ed48197f7bfdd6eb966ca43632a0d37a3886fb2d0c31ce7dc5f5fd
SHA1 hash: b2b4e1e2b337e7de7dcef05dafaa249f6ced2eaa
MD5 hash: c28e4d5c4719cca2ffe76f033e79e028
humanhash: washington-august-four-virginia
File name:setup.msi
Download: download sample
Signature LegionLoader
File size:62'224'384 bytes
First seen:2025-01-30 16:05:43 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 786432:8++nVmrjV7eIAtuEOTZnoh7DaXiEBiDxKpnObo8hSvuabe3d8xSP6T:8+8VmrjV7eILEOTZnca2Dx9R3gSP6
Threatray 135 similar samples on MalwareBazaar
TLSH T193D76C01B3FB4148F2F75EB16EBA45B594BABD521B30C0EF1244A60E1A71BC25BB1763
TrID 80.0% (.MSI) Microsoft Windows Installer (454500/1/170)
10.7% (.MST) Windows SDK Setup Transform script (61000/1/5)
7.8% (.MSP) Windows Installer Patch (44509/10/5)
1.4% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter PHP
Tags:LegionLoader msi


Avatar
PHP
hxxps[:]//purecopperapp[.]monster/indexg[.]php?flow_id=107&externalid=38F6CD10-DF12-11EF-B443-A7EAE06FA3B7&cost=0[.]0015&source=326023&country=SK&creativeID=0&keyword=YourFile&cid=522262 -> https://bestpremiumapp.monster/?t=2845f28a539cf6e55a6ac3c29731fa40

Intelligence


File Origin
# of uploads :
1
# of downloads :
137
Origin country :
FR FR
Vendor Threat Intelligence
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm anti-vm cmd evasive fingerprint fingerprint lolbin packed packed remote wix
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
100 / 100
Signature
Contains functionality to inject code into remote processes
Found direct / indirect Syscall (likely to bypass EDR)
Hides threads from debuggers
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for dropped file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
PE file contains section with special chars
Potentially malicious time measurement code found
System process connects to network (likely due to code injection or exploit)
Tries to detect debuggers (CloseHandle check)
Tries to evade analysis by execution special instruction (VM detection)
Writes to foreign memory regions
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1603168 Sample: setup.msi Startdate: 30/01/2025 Architecture: WINDOWS Score: 100 45 emarketstats.com 2->45 49 Multi AV Scanner detection for dropped file 2->49 51 PE file contains section with special chars 2->51 53 Contains functionality to inject code into remote processes 2->53 55 3 other signatures 2->55 8 msiexec.exe 135 101 2->8         started        11 msiexec.exe 2 2->11         started        signatures3 process4 file5 37 C:\Windows\Installer\MSI9FC6.tmp, PE32 8->37 dropped 39 C:\Windows\Installer\MSI9F96.tmp, PE32 8->39 dropped 41 C:\Windows\Installer\MSI9F66.tmp, PE32 8->41 dropped 43 49 other files (10 malicious) 8->43 dropped 13 obs-ffmpeg-mux.exe 1 8->13         started        16 UnRar.exe 3 8->16         started        19 createdump.exe 1 8->19         started        21 msiexec.exe 8->21         started        process6 file7 59 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 13->59 61 Injects code into the Windows Explorer (explorer.exe) 13->61 63 Writes to foreign memory regions 13->63 65 4 other signatures 13->65 23 explorer.exe 13->23         started        27 conhost.exe 13->27         started        29 WerFault.exe 2 13->29         started        35 C:\Users\user\AppData\Roaming\...\obs.dll, PE32+ 16->35 dropped 31 conhost.exe 16->31         started        33 conhost.exe 19->33         started        signatures8 process9 dnsIp10 47 emarketstats.com 169.150.247.36, 49737, 80 SPIRITTEL-ASUS United States 23->47 57 System process connects to network (likely due to code injection or exploit) 23->57 signatures11
Gathering data
Threat name:
Win32.Infostealer.Tinba
Status:
Malicious
First seen:
2025-01-30 16:06:11 UTC
File Type:
Binary (Archive)
Extracted files:
697
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery persistence privilege_escalation
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Event Triggered Execution: Installer Packages
System Location Discovery: System Language Discovery
Drops file in Windows directory
Executes dropped EXE
Loads dropped DLL
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Enumerates connected drives
Verdict:
Informative
Tags:
n/a
YARA:
n/a
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.

LegionLoader

Microsoft Software Installer (MSI) msi bdfecf574ba864ad209ae5e7f1ef57fcc6c461f46e9fd8f21d94cb9312ec9a45

(this sample)

Comments