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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eecc57d6e9964204bf5dd738aa42d8a7aa7615700daff2d00ad8029c3b2e1e47. 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: 13


Intelligence 13 IOCs 1 YARA 6 File information Comments

SHA256 hash: eecc57d6e9964204bf5dd738aa42d8a7aa7615700daff2d00ad8029c3b2e1e47
SHA3-384 hash: 13c9f9fecdac22384ee65c78a113ee718963b234b11fa03feb71ffbfddc56e2529c81f1e525ffac815e590b590b19714
SHA1 hash: 068ec6253323b012b1cec3208ac310d6c690c747
MD5 hash: 83be5b97a3163ee4dee147442cb4a0cb
humanhash: nevada-nevada-echo-ack
File name:Master.exe
Download: download sample
Signature CobaltStrike
File size:8'121'092 bytes
First seen:2024-10-28 03:32:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2ac23c52e7647c5bbea38e98bb68c652 (10 x BlankGrabber, 4 x PythonStealer, 3 x CobaltStrike)
ssdeep 196608:hdUVV1W903eV4Q2tpDjIIAcwDeSEDRP0vvk9LIL:kFW+eGQi9jorghk
Threatray 512 similar samples on MalwareBazaar
TLSH T154863390E2D45EE5EDB7853FCED5000AE632B9320B78C69B8BB4A2521F33385593E751
TrID 47.1% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
35.2% (.EXE) InstallShield setup (43053/19/16)
8.6% (.EXE) Win64 Executable (generic) (10522/11/4)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.6% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
File icon (PE):PE icon
dhash icon c6c2ccc4f4e0e0f8 (50 x PythonStealer, 32 x Adware.Yogi, 29 x SVCStealer)
Reporter 1ZRR4H
Tags:CobaltStrike exe

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://141.98.197.31:7785/AieN https://threatfox.abuse.ch/ioc/1339683/

Intelligence


File Origin
# of uploads :
1
# of downloads :
457
Origin country :
CL CL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
eecc57d6e9964204bf5dd738aa42d8a7aa7615700daff2d00ad8029c3b2e1e47.exe
Verdict:
Malicious activity
Analysis date:
2024-10-29 03:16:36 UTC
Tags:
python

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

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Restart of the analyzed sample
Connection attempt
Sending an HTTP GET request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
expand lolbin microsoft_visual_cc overlay packed packed packer_detected
Result
Threat name:
CobaltStrike, Metasploit
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Contains functionality to detect sleep reduction / modifications
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
Uses known network protocols on non-standard ports
Yara detected CobaltStrike
Yara detected Metasploit Payload
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Threat name:
Win64.Trojan.TurtleLoader
Status:
Malicious
First seen:
2024-10-28 03:33:07 UTC
File Type:
PE+ (Exe)
Extracted files:
486
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Result
Malware family:
cobaltstrike
Score:
  10/10
Tags:
family:cobaltstrike botnet:391144938 backdoor pyinstaller trojan
Behaviour
Suspicious use of WriteProcessMemory
Loads dropped DLL
Cobaltstrike
Cobaltstrike family
Malware Config
C2 Extraction:
http://141.98.197.31:7785/AieN
http://141.98.197.31:7785/ga.js
Malware Family:
n/a
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
eecc57d6e9964204bf5dd738aa42d8a7aa7615700daff2d00ad8029c3b2e1e47
MD5 hash:
83be5b97a3163ee4dee147442cb4a0cb
SHA1 hash:
068ec6253323b012b1cec3208ac310d6c690c747
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:PyInstaller
Author:@bartblaze
Description:Identifies executable converted using PyInstaller.
Rule name:upxHook
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

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_DLL_CHARACTERISTICSMissing dll Security Characteristics (FORCE_INTEGRITY)high
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::ConvertSidToStringSidW
ADVAPI32.dll::ConvertStringSecurityDescriptorToSecurityDescriptorW
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::GetTokenInformation
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDriveTypeW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetConsoleCtrlHandler
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::FindFirstFileW
KERNEL32.dll::RemoveDirectoryW
KERNEL32.dll::SetDllDirectoryW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::CreateWindowExW

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