MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fca02dc798d591881b8f1eed5049339bca51fe7f6fffbda288076518da147e1b. 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: 16


Intelligence 16 IOCs YARA 5 File information Comments

SHA256 hash: fca02dc798d591881b8f1eed5049339bca51fe7f6fffbda288076518da147e1b
SHA3-384 hash: 2bf27e5d0e90a513211c680f2281c6a2bf8f044094f8909d88ba864707b419d1d3e09b3d5dc53a73512648613e106281
SHA1 hash: 50bc787b1122f42e10c93814a51c8eee77d8d0bc
MD5 hash: af51e1dba9c7da4626ae4aac6e61a070
humanhash: twelve-summer-muppet-happy
File name:beacon_x64.exe
Download: download sample
Signature Cobalt Strike
File size:328'704 bytes
First seen:2025-01-10 08:24:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 147442e63270e287ed57d33257638324 (143 x CobaltStrike, 21 x Cobalt Strike)
ssdeep 6144:38XhZ3T+WpiMi0u0idCCEU3KnoJAa+yro01nLFqn:3eZ3KD0wCCEU3Knja1X
Threatray 692 similar samples on MalwareBazaar
TLSH T1DF648C974EA4C37ECD09C43DF2979E420C3A826897BDC86BEC6E8D5CD080587E5B5E16
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10522/11/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter lontze7
Tags:Cobalt Strike CobaltStrike exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
432
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
cobaltstrike
ID:
1
File name:
beacon_x64.exe
Verdict:
Malicious activity
Analysis date:
2025-01-10 08:26:19 UTC
Tags:
backdoor cobaltstrike

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
cobaltstrike virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Connection attempt
Sending an HTTP GET request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug cobalt cobaltstrike config-extracted packed packed packer_detected windows
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Cobalt Strike
Verdict:
Malicious
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found API chain indicative of debugger detection
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Found potential dummy code loops (likely to delay analysis)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
Win64.Backdoor.CobaltStrike
Status:
Malicious
First seen:
2025-01-09 23:22:24 UTC
File Type:
PE+ (Exe)
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Verdict:
Malicious
Tags:
red_team_tool cobalt_strike Win.Trojan.CobaltStrike-9044898-1
YARA:
win_cobaltstrike_pipe_strings_nov_2023 Windows_Trojan_CobaltStrike_7f8da98a
Unpacked files
SH256 hash:
fca02dc798d591881b8f1eed5049339bca51fe7f6fffbda288076518da147e1b
MD5 hash:
af51e1dba9c7da4626ae4aac6e61a070
SHA1 hash:
50bc787b1122f42e10c93814a51c8eee77d8d0bc
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:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:Windows_Trojan_CobaltStrike_7f8da98a
Author:Elastic Security
Rule name:win_cobaltstrike_pipe_strings_nov_2023
Author:Matthew @ Embee_Research
Description:Detects default strings related to cobalt strike named pipes

File information


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

Web download

Cobalt Strike

Executable exe fca02dc798d591881b8f1eed5049339bca51fe7f6fffbda288076518da147e1b

(this sample)

  
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::GetStartupInfoA
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA

Comments