MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 306f5793539899654b22717d21f811efdecee01896469043ab42322a06641bb5. 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



CobaltStrike


Vendor detections: 17


Intelligence 17 IOCs YARA 5 File information Comments

SHA256 hash: 306f5793539899654b22717d21f811efdecee01896469043ab42322a06641bb5
SHA3-384 hash: 48ff97d097330cec2aa7cd1776250f53748e7e908a9f7f110392a7d04cd00f364ff8a088ea0e6b2dc3d9df3f98946727
SHA1 hash: 9a9b68a5ff6cd17b29e178ee5a56361919ecee3d
MD5 hash: beac8dd69f660b8ecf978a0abd3812e0
humanhash: paris-fanta-venus-eleven
File name:32.exe
Download: download sample
Signature CobaltStrike
File size:328'704 bytes
First seen:2024-12-05 18:38:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 147442e63270e287ed57d33257638324 (151 x CobaltStrike, 21 x Cobalt Strike)
ssdeep 6144:oPOM/etcrkWuiK5+Ys5zjl/GpcIRYjhFbnKDU5b+FUkV+yxS:TWQqQio+YylOucYfKDAapV
TLSH T1C164AEB89AA5E11FF098F2735A22361D19B47ED8F93A93075B320E4EDA1D170E75C630
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 Joker
Tags:CobaltStrike exe malware

Intelligence


File Origin
# of uploads :
1
# of downloads :
469
Origin country :
GR GR
Vendor Threat Intelligence
Malware family:
cobaltstrike
ID:
1
File name:
32.exe
Verdict:
Malicious activity
Analysis date:
2024-12-05 21:41:00 UTC
Tags:
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 beacon virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug cobalt cobaltstrike config-extracted packed packed packer_detected windows
Malware family:
Cobalt Strike
Verdict:
Malicious
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
Win64.Backdoor.CobaltStrike
Status:
Malicious
First seen:
2024-12-05 18:39:05 UTC
File Type:
PE+ (Exe)
AV detection:
33 of 38 (86.84%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
cobaltstrike
Similar samples:
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Verdict:
Malicious
Tags:
red_team_tool cobalt_strike Cobalt_Strike Win.Trojan.CobaltStrike-9044898-1
YARA:
win_cobaltstrike_pipe_strings_nov_2023 Windows_Trojan_CobaltStrike_7f8da98a
Unpacked files
SH256 hash:
306f5793539899654b22717d21f811efdecee01896469043ab42322a06641bb5
MD5 hash:
beac8dd69f660b8ecf978a0abd3812e0
SHA1 hash:
9a9b68a5ff6cd17b29e178ee5a56361919ecee3d
Malware family:
CobaltStrike
Verdict:
Malicious
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: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.

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