MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5ef7ff9bda8ff5f5b6154a27e1f37a51f01fd56e2e37aeb1ac71d1d6bf6a20c1. 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


Worm.Dorkbot


Vendor detections: 3


Intelligence 3 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5ef7ff9bda8ff5f5b6154a27e1f37a51f01fd56e2e37aeb1ac71d1d6bf6a20c1
SHA3-384 hash: 1ee7b00749a9a4847a533bda4ce805bad9201217562e5c023278994e2322c38bffc5b7f71a9da4e13e6eb860ea9c4ec7
SHA1 hash: c8c8fe86f5765baad77015e60cbf1ed8ff747785
MD5 hash: e84977359949f63c93245790e8a90506
humanhash: neptune-winter-gee-video
File name:5ef7ff9bda8ff5f5b6154a27e1f37a51f01fd56e2e37aeb1ac71d1d6bf6a20c1
Download: download sample
Signature Worm.Dorkbot
Create hunting rule
File size:96'256 bytes
First seen:2020-03-23 18:59:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 001f79fcd3f02e15b6ce3a0f62930c1c (2 x Worm.Dorkbot)
ssdeep 1536:Zv6QFiwYlh1o0PSqbe3j7d0Yl/TyC9R6z8W3J7PVsuiZae/ax2N4Yj:DFi3h1zaqi3uO/hQJ7PyHZ9/iU
Threatray 5 similar samples on MalwareBazaar
TLSH 4C935C53FD40D031E6F1583FAA786BB6843DE935072BE9D363A069D50A744D3A93E30A
Reporter Marco_Ramilli
Tags:exe Worm.Dorkbot

Intelligence

File Origin
# of uploads :
1
# of downloads :
139
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Malware.Dorkbot-6822965-0
Create hunting rule

Win.Trojan.Dorkbot-27
Create hunting rule

Gathering data
Threat name:
Win32.Worm.Dorkbot
Create hunting rule
Status:
Malicious
First seen:
2015-07-03 03:01:00 UTC
File Type:
PE (Exe)
AV detection:
29 of 31 (93.55%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
4860f303cff9925131edb7ce8b5ac727869bf318a88aecb3a31a258f2679de5c
Worm.Dorkbot
72146e890efa1de6ee90e445ceb11ad9dc3b053fa5e82757756a393ee4617a77
Worm.Dorkbot
8a75c0e55378f9dc85aa262a1133a3d7b4c37d38502ac87a8f4bea0fc273e55f
Worm.Dorkbot
bc83749e54465e28ddd8d7d615088989b9c17ab971969c536cef06f94887d51a
Worm.Dorkbot
c69f89c00b8f77d605e233ed31485c744fc6bbe3860e447c7086cdf044bce888
Worm.Dorkbot
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:win_dorkbot_ngrbot_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Web download

Worm.Dorkbot

Executable exe 5ef7ff9bda8ff5f5b6154a27e1f37a51f01fd56e2e37aeb1ac71d1d6bf6a20c1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/206685/
  
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_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
DNS_APIPerforms DNS callsDNSAPI.dll::DnsQuery_A
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteA
SHELL32.dll::SHGetFileInfoA
SS_APIUses SS APISecur32.dll::AcquireCredentialsHandleW
Secur32.dll::ApplyControlToken
Secur32.dll::DecryptMessage
Secur32.dll::DeleteSecurityContext
Secur32.dll::QueryContextAttributesW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateRemoteThread
KERNEL32.dll::CreateProcessW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::VirtualAllocEx
KERNEL32.dll::WriteProcessMemory
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetVolumeInformationW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryA
KERNEL32.dll::CreateFileMappingA
KERNEL32.dll::CreateFileA
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileA
KERNEL32.dll::DeleteFileW
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueA
WIN_CRYPT_APIUses Windows Crypt APIADVAPI32.dll::CryptAcquireContextA
ADVAPI32.dll::CryptCreateHash
ADVAPI32.dll::CryptGetHashParam
ADVAPI32.dll::CryptHashData
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegNotifyChangeKeyValue
ADVAPI32.dll::RegOpenKeyExA
ADVAPI32.dll::RegSetValueExW
ADVAPI32.dll::RegSetValueExA
WIN_USER_APIPerforms GUI ActionsUSER32.dll::CreateWindowExA

Comments