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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d8babad52f2ec520ca4d1d4eb1c7a7a8ca85b919d4d52dd519f7b1f67c42001. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d8babad52f2ec520ca4d1d4eb1c7a7a8ca85b919d4d52dd519f7b1f67c42001
SHA3-384 hash: fa1f0b2b5dbcea8b78b7bef2bbb7d3f9650047d2b777c4f800a53a42baf35d5d4bca62ab2f97b3342cf0a17a289438a4
SHA1 hash: b7d8761613fce7d644bca326cfdf33a38e9ac0b6
MD5 hash: d10a43de70ba8a5cc7d8059594133bf0
humanhash: california-harry-pluto-cola
File name:obs.dll
Download: download sample
Signature LegionLoader
Create hunting rule
File size:655'360 bytes
First seen:2025-01-22 14:41:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d20f8e7b29dc6aaa36d24025fc3f4943 (1 x LegionLoader)
ssdeep 12288:ssDqTSccFfBwR1b895uTWuiCDXL+xNK3y1o3s1:ssDqTSccFfqXq+Wui6XqxNwIo3C
TLSH T147D45B2AFD7654E2D0BAD439D852911EFCB430DB83605BCB634E460627B7BF8A138791
TrID 44.4% (.EXE) Win64 Executable (generic) (10522/11/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter aachum
Tags:dll exe LegionLoader RobotDropper


Avatar
iamaachum
https://toptitaniumapp.monster/?t=3ad34e6a741efa7fb16dcab93c3f605c => https://mega.nz/file/rEFWnTpZ#sPRQXnwZ1jApSyPrussUQ3Jx79PHVk6EOw6IBH_Ki-I

LegionLoader/RobotDropper C2: http://kendallsuccess.com/front.php?a=vi4aeNISEPCav9s&id=0

Intelligence

File Origin
# of uploads :
1
# of downloads :
1'119
Origin country :
ES ES
Vendor Threat Intelligence
Verdict:
Clean
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67910803e708b6e7a3afa395
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
DNS request
Connection attempt
Launching the default Windows debugger (dwwin.exe)
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
advobfuscator fingerprint masquerade microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/679103bd6bf8c8cec5f2133f/reports/ccf63a30-372f-4356-be0c-215aeb71a70a/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8d8babad52f2ec520ca4d1d4eb1c7a7a8ca85b919d4d52dd519f7b1f67c42001
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ad176249-e23a-4e18-94f3-a5ea8593c1c7
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1596855
Signature
AI detected suspicious sample
Allocates memory in foreign processes
Contains functionality to inject code into remote processes
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for sample
Sample uses process hollowing technique
Sigma detected: RunDLL32 Spawning Explorer
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1596855 Sample: obs.dll.exe Startdate: 22/01/2025 Architecture: WINDOWS Score: 88 41 kendallsuccess.com 2->41 45 Machine Learning detection for sample 2->45 47 Sigma detected: RunDLL32 Spawning Explorer 2->47 49 AI detected suspicious sample 2->49 9 loaddll64.exe 1 2->9         started        signatures3 process4 signatures5 59 Injects code into the Windows Explorer (explorer.exe) 9->59 61 Contains functionality to inject code into remote processes 9->61 63 Writes to foreign memory regions 9->63 65 4 other signatures 9->65 12 cmd.exe 1 9->12         started        14 rundll32.exe 9->14         started        17 rundll32.exe 9->17         started        19 3 other processes 9->19 process6 signatures7 21 rundll32.exe 12->21         started        67 Injects code into the Windows Explorer (explorer.exe) 14->67 69 Writes to foreign memory regions 14->69 71 Allocates memory in foreign processes 14->71 24 WerFault.exe 18 14->24         started        26 explorer.exe 14->26         started        73 Sample uses process hollowing technique 17->73 75 Injects a PE file into a foreign processes 17->75 28 WerFault.exe 16 17->28         started        30 explorer.exe 17->30         started        77 System process connects to network (likely due to code injection or exploit) 19->77 32 WerFault.exe 16 19->32         started        34 explorer.exe 19->34         started        process8 signatures9 51 Injects code into the Windows Explorer (explorer.exe) 21->51 53 Writes to foreign memory regions 21->53 55 Allocates memory in foreign processes 21->55 57 2 other signatures 21->57 36 explorer.exe 21->36         started        39 WerFault.exe 20 16 21->39         started        process10 dnsIp11 43 kendallsuccess.com 169.150.247.39, 49731, 49732, 49737 SPIRITTEL-ASUS United States 36->43
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8d8babad52f2ec520ca4d1d4eb1c7a7a8ca85b919d4d52dd519f7b1f67c42001
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8d8babad52f2ec520ca4d1d4eb1c7a7a8ca85b919d4d52dd519f7b1f67c42001/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rwf2xlks6lwfedfe2hkowhd2pkgkqw4rtvgvfxkrt55r6z6eeaaq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/250122-r2z4fsskhk/
Behaviour
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b169bb68-a649-4569-9e92-ba232e6a879c
Unpacked files
SH256 hash:
8d8babad52f2ec520ca4d1d4eb1c7a7a8ca85b919d4d52dd519f7b1f67c42001
MD5 hash:
d10a43de70ba8a5cc7d8059594133bf0
SHA1 hash:
b7d8761613fce7d644bca326cfdf33a38e9ac0b6
Link:
https://www.unpac.me/results/fd84567e-9464-45e5-9513-f6a6ea94bbdb/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8d8babad52f2/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

LegionLoader

Microsoft Software Installer (MSI) msi 0048db5f4d6b4cf73c3c645148a487577574c92561f8a98d79ff7132725eaf72

LegionLoader

Executable exe 8d8babad52f2ec520ca4d1d4eb1c7a7a8ca85b919d4d52dd519f7b1f67c42001

(this sample)

  
Link
https://tria.ge/250122-ry8lessjdk/behavioral1
  
Dropped by
SHA256 0048db5f4d6b4cf73c3c645148a487577574c92561f8a98d79ff7132725eaf72
  
Delivery method
Distributed via web download
  
Dropped by
MD5 e2755f8fd96bcc7d534a2fb5a7e27112

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::GetProcessMitigationPolicy
KERNEL32.dll::SetProcessMitigationPolicy
KERNEL32.dll::VirtualAllocEx
KERNEL32.dll::WriteProcessMemory
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThreadpoolTimer
WIN_BASE_APIUses Win Base APIKERNEL32.dll::AddIntegrityLabelToBoundaryDescriptor
KERNEL32.dll::AddSecureMemoryCacheCallback
KERNEL32.dll::TerminateProcess
KERNEL32.dll::FindFirstVolumeMountPointW
KERNEL32.dll::FindNextVolumeMountPointW
KERNEL32.dll::FindNextVolumeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AllocConsole
KERNEL32.dll::FillConsoleOutputCharacterW
KERNEL32.dll::WriteConsoleOutputW
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleOutputCharacterW
KERNEL32.dll::ReadConsoleInputW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateHardLinkTransactedW
KERNEL32.dll::CreateFileMappingFromApp
KERNEL32.dll::CreateFileW
KERNEL32.dll::GetFileAttributesTransactedW
KERNEL32.dll::MoveFileWithProgressW
KERNEL32.dll::ReadDirectoryChangesW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::FindWindowExW

Comments