MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efad392af5c792ee4f6be2333da4acde3fd58113d3118d817c20e0296d4f90a5. 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


AgentTesla


Vendor detections: 4


Intelligence 4 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: efad392af5c792ee4f6be2333da4acde3fd58113d3118d817c20e0296d4f90a5
SHA3-384 hash: 5d677320a9a7a89e906eebb6470371da60b3024317bbd298b2c81938f9c369d18860162b24090c5f397acf1ebecefa28
SHA1 hash: 0092e2065eb11947e2cb3a8451098b1608a62a8d
MD5 hash: ef7413f0ae02b9bbd135e69be4737246
humanhash: carbon-california-queen-mango
File name:PO-604092.xls.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'456'640 bytes
First seen:2020-05-01 13:20:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:iAHnh+eWsN3skA4RV1Hom2KXMmHaZn+keoyapNxh5EmR072ITjsDU5c/L9l5:lh+ZkldoPK8YaZnPPkmRyzTj+U52LR
Threatray 11'076 similar samples on MalwareBazaar
TLSH 7765CF0273D1C036FFAB92739B6AB64556BD7C254133952F13982DB9BD701B2223E263
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gateway34.websitewelcome.com
Sending IP: 192.185.148.109
From: Koren Marek <info@agintasurgicalindo.com>
Subject: New PO-604092
Attachment: PO-604092.xls.gz (contains "PO-604092.xls.exe")

AgentTesla FTP exfil server:
ftp.porteriascoral.com:21

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.AIT.Trojan.Nymeria.1583.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-01 16:19:23 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
28 of 31 (90.32%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=56wtskxvy6jo4t3l4izt3jfm3y75lait2miy3al4edqcs3kpscsq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
06d6ece1fa6b728d5b5f538d740a60626e99cbbe6df5bd5a5c3f2a8923b0fd98
AgentTesla
3945669106668a82fcc127f418ea0b028c8d73057b4b1715bb296627901023b0
AgentTesla
574e8b859713dc8c690e0e1d2a0f6f9277a53582055170b59853b224c6d9434b
AgentTesla
57a9d9eaf24703a6e41397e0627e56249b5e9ac3f13db34978cfdcfcadbd039a
AgentTesla
68dfd4d506b49f1ac0345d9507835df35a25aca5df2fb52396e66af443f9feca
AgentTesla
904d077a8445b8b25a33703b1a5d4e78a01f79a31e705d2634bb300aca54d2ac
AgentTesla
9e8fd0aec01915f1668775c6d85cf1c0ba32c20b9f2cfe37afb506720e6d66dc
AgentTesla
9ee99b4dcb7d53e8638d0030e5328ad081a272b0e785f258d5377d9503dcf10d
AgentTesla
a096be37bf968ab3dca1b64d485a191cf7bdc502a2d816d20e105ca7f3fdc701
AgentTesla
d7d3cc14120ca37b33e14b0d8c34298133edee7b7535756cc78f79e121591b1f
AgentTesla
+ 11'066 additional samples on MalwareBazaar
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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar

File information

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

Malspam

AgentTesla

gz 4e152e3990f4268cc728e4a98b81b541fed3cb5de9172393c16c8f2cf3cad47f

AgentTesla

Executable exe efad392af5c792ee4f6be2333da4acde3fd58113d3118d817c20e0296d4f90a5

(this sample)

  
Dropped by
MD5 84e9e5851501f67f0c0b58ac2a36c683
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 4e152e3990f4268cc728e4a98b81b541fed3cb5de9172393c16c8f2cf3cad47f

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_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::AllocateAndInitializeSid
ADVAPI32.dll::CopySid
ADVAPI32.dll::FreeSid
ADVAPI32.dll::GetLengthSid
ADVAPI32.dll::GetTokenInformation
ADVAPI32.dll::GetAce
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoCreateInstanceEx
ole32.dll::CoInitializeSecurity
ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_APICan Play MultimediaWINMM.dll::mciSendStringW
WINMM.dll::timeGetTime
WINMM.dll::waveOutSetVolume
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AddAce
ADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::CheckTokenMembership
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetAclInformation
ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::CreateProcessAsUserW
KERNEL32.dll::CreateProcessW
ADVAPI32.dll::CreateProcessWithLogonW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
ADVAPI32.dll::OpenThreadToken
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::SetSystemPowerState
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
ADVAPI32.dll::GetUserNameW
ADVAPI32.dll::LogonUserW
ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetAddConnection2W
MPR.dll::WNetUseConnectionW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegConnectRegistryW
ADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::BlockInput
USER32.dll::CloseDesktop
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::FindWindowW

Comments