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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb3d19a7efe8e792e596daef1a010c9f562cd12e005212a0e017afa33fe9c024. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments

SHA256 hash: fb3d19a7efe8e792e596daef1a010c9f562cd12e005212a0e017afa33fe9c024
SHA3-384 hash: a4a43731da6564a63600ed785ee30999a83b6c50f12c6c7cccc8c2d807ef2f8ab79e0a096036cd8d31df8dd7ba51d341
SHA1 hash: 3627fb0e6a5c6a0b4ab7f4974933b73257f3368f
MD5 hash: d163316e0ebb672bf6a468802f784cf4
humanhash: artist-solar-ink-sixteen
File name:fb3d19a7efe8e792e596daef1a010c9f562cd12e005212a0e017afa33fe9c024
Download: download sample
Signature Cobalt Strike
File size:839'760 bytes
First seen:2024-09-28 08:51:04 UTC
Last seen:2024-09-28 09:29:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash fcbd89c6f9b11db1dec4b1561dcbee43 (1 x Cobalt Strike)
ssdeep 12288:NspvFxdSQZZSz+C1OM3KBupjRlWWIo4U:NgvF/XZK7ESKBu/ld4U
TLSH T19205CF8AF03340A1D867C67E429388615EB13C554DBD1AE29F6C7EAE2F731B1B114E9C
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
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
File icon (PE):PE icon
dhash icon d0383adcccb2e9d0 (1 x Cobalt Strike)
Reporter JAMESWT_WT
Tags:Cobalt Strike exe internal-networking-com

Intelligence


File Origin
# of uploads :
2
# of downloads :
423
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fb3d19a7efe8e792e596daef1a010c9f562cd12e005212a0e017afa33fe9c024
Verdict:
No threats detected
Analysis date:
2024-09-28 09:02:57 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
81.4%
Tags:
Encryption Static Crypt Injection Exploit Crypt
Result
Verdict:
Clean
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin microsoft_visual_cc overlay packed shell32
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Signature
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.CobaltStrike
Status:
Malicious
First seen:
2024-09-26 20:18:32 UTC
File Type:
PE+ (Exe)
Extracted files:
26
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
cobaltstrike
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Malware Family:
n/a
Verdict:
Malicious
Tags:
gandcrab cobalt_strike
YARA:
n/a
Unpacked files
SH256 hash:
fb3d19a7efe8e792e596daef1a010c9f562cd12e005212a0e017afa33fe9c024
MD5 hash:
d163316e0ebb672bf6a468802f784cf4
SHA1 hash:
3627fb0e6a5c6a0b4ab7f4974933b73257f3368f
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Author:albertzsigovits

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 (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::CreateWellKnownSid
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::CheckTokenMembership
ADVAPI32.dll::DuplicateToken
ADVAPI32.dll::GetTokenInformation
ADVAPI32.dll::ImpersonateLoggedOnUser
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::OpenProcessToken
KERNEL32.dll::OpenProcess
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
SHELL32.dll::SHCreateDirectoryExW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileExW
KERNEL32.dll::GetFileAttributesW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW

Comments