MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 bd41a5ae9d6a94c1903a8b85060ba381304ae08fe8b6ff3de15e61409cffc521. 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
Cobalt Strike
Vendor detections: 13
| SHA256 hash: | bd41a5ae9d6a94c1903a8b85060ba381304ae08fe8b6ff3de15e61409cffc521 |
|---|---|
| SHA3-384 hash: | abd14b7ca17bc641bca1b16f3ca3e447045c18060d2d6649e4cd71f164c77ec5345aa5342bdf1c043ff75fa507ef609a |
| SHA1 hash: | 81bd7a99882a9eac0c3f4046ecffd6d078d005c1 |
| MD5 hash: | 980cc281d1bad4cc63e7cb74b42633e1 |
| humanhash: | golf-minnesota-michigan-bluebird |
| File name: | 2025-07-12_980cc281d1bad4cc63e7cb74b42633e1_black-basta_luca-stealer.exe |
| Download: | download sample |
| Signature | Cobalt Strike |
| File size: | 3'960'832 bytes |
| First seen: | 2025-07-22 19:41:18 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 25264098d9b735b54913adc2a36e00c0 (1 x Cobalt Strike) |
| ssdeep | 98304:/ibGVxvMfZq17xK1pD9krEuAO4OTX3gk1o:/HVxviMVUTD9KDpo |
| Threatray | 3 similar samples on MalwareBazaar |
| TLSH | T16506F16BA69901F8E07FD07ECA165907EBB1740543A09ACF06E046A62F77BF45B3E311 |
| TrID | 48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| Reporter |  GDHJDSYDH1 |
| Tags: | backdoor Cobalt Strike CobaltStrike exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
872
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2025-07-12_980cc281d1bad4cc63e7cb74b42633e1_black-basta_luca-stealer.exe
Verdict:
Malicious activity
Analysis date:
2025-07-12 16:52:06 UTC
Tags:
antivm
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
94.9%
Tags:
cobaltstrike vmdetect cobalt
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a custom TCP request
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
Сreating synchronization primitives
DNS request
Connection attempt
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm base64 fingerprint microsoft_visual_cc packed
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Malicious
Score:
93%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) Win 64 Exe x64
Verdict:
Malicious
Threat:
Win64.Malware.Heuristic
Threat name:
Win64.Trojan.Egairtigado
Status:
Malicious
First seen:
2025-07-12 08:41:07 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
18 of 23 (78.26%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
donut_injector
cobaltstrike
Result
Malware family:
n/a
Score:
8/10
Tags:
execution persistence
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Drops file in Program Files directory
Executes dropped EXE
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Malware Family:
n/a
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
bd41a5ae9d6a94c1903a8b85060ba381304ae08fe8b6ff3de15e61409cffc521
MD5 hash:
980cc281d1bad4cc63e7cb74b42633e1
SHA1 hash:
81bd7a99882a9eac0c3f4046ecffd6d078d005c1
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | Check_OutputDebugStringA_iat |
|---|
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Disable_Defender |
|---|---|
| Author: | iam-py-test |
| Description: | Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen |
| Rule name: | golang |
|---|
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | identity_golang |
|---|---|
| Author: | Eric Yocam |
| Description: | find Golang malware |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | skip20_sqllang_hook |
|---|---|
| Author: | Mathieu Tartare <mathieu.tartare@eset.com> |
| Description: | YARA rule to detect if a sqllang.dll version is targeted by skip-2.0. Each byte pattern corresponds to a function hooked by skip-2.0. If $1_0 or $1_1 match, it is probably targeted as it corresponds to the hook responsible for bypassing the authentication. |
| Reference: | https://www.welivesecurity.com/ |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| AUTH_API | Manipulates User Authorization | ADVAPI32.dll::AllocateAndInitializeSid ADVAPI32.dll::FreeSid |
| COM_BASE_API | Can Download & Execute components | ole32.dll::CoCreateInstance |
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::CheckTokenMembership |
| SHELL_API | Manipulates System Shell | SHELL32.dll::ShellExecuteExW |
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CreateProcessW KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetSystemInfo KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineW KERNEL32.dll::GetCommandLineA |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CreateFileW SHLWAPI.dll::PathRemoveFileSpecW KERNEL32.dll::FindFirstFileA |
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