MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f91e7f75a6bffa7262b7c049aceaa57d56fca07e2a79f628786dbcb2e4c9dd0. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f91e7f75a6bffa7262b7c049aceaa57d56fca07e2a79f628786dbcb2e4c9dd0
SHA3-384 hash: 32e901701430731442a5215f55c123237c3cde6cbdc0eebff3456203bbe6652a425a716052c3499ed2d5fe89dd0b96da
SHA1 hash: 4234da0f9bd8eb2295a5f4b1f4e06357aaa2ebb4
MD5 hash: 2964f37659e78346468217868421034a
humanhash: sink-tennis-south-emma
File name:bbb.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'081'344 bytes
First seen:2020-03-27 06:36:00 UTC
Last seen:2020-03-27 07:15:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash cf5ba5c92103d10aabd7326158354591 (3 x FormBook, 2 x AgentTesla, 1 x Loki)
ssdeep 24576:Y1WEL+pgWHeBjIdW27Y03mydxco6/vdS/JIBeLQFxf:Y1WVE1/eJoeLQ7f
Threatray 11'010 similar samples on MalwareBazaar
TLSH D735AE22B6914433C1B316789D1B93689D2AFE017E24B9766BF71C8CDE3D68134362B7
Reporter JoulK
Tags:AgentTesla


Avatar
Jouliok
Exfil: salim@criticalstopbd.com

Intelligence

File Origin
# of uploads :
2
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Adware.Generic4.BBFB.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-03-25 09:02:33 UTC
File Type:
PE (Exe)
Extracted files:
58
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=f6i6p522np72ojrlpqcjvtvkk7kw7sqh4ktz6yuhq3n4wlsmtxia._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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3a83183d7ddb15963616f33d030932f0f04b71c66cfbec7bd5d2296c2177f6e6
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8ef454e63b8f837f990d0fc662e67b5a5f9c369a9fd01495419e13a053883536
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9b20b1817947f3b195de03856a8251019ca5f541256d450fe940c1bea7dabb45
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d4738969a3670a665ba39598d50ab71a170b2f78c5f6e83f305d411c6db059a7
AgentTesla
e0c77f3ea11cdd3c5dc2ba426be1b4bc962911d94c5cee891cbc47be8bf33f16
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f4bf5ef530b557975cec92877a952d19d87ea2f4d9ca4cb4deb4b4151f71fed6
AgentTesla
+ 11'000 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
Rule name:win_agent_tesla_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

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

Web download

AgentTesla

Executable exe 2f91e7f75a6bffa7262b7c049aceaa57d56fca07e2a79f628786dbcb2e4c9dd0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/329477/
  
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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
ole32.dll::CreateStreamOnHGlobal
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CloseHandle
kernel32.dll::CreateThread
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryExA
kernel32.dll::LoadLibraryA
kernel32.dll::GetSystemInfo
kernel32.dll::GetStartupInfoA
kernel32.dll::GetDiskFreeSpaceA
kernel32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateFileA
kernel32.dll::FindFirstFileA
version.dll::GetFileVersionInfoSizeA
version.dll::GetFileVersionInfoA
WIN_BASE_USER_APIRetrieves Account Informationkernel32.dll::GetComputerNameA
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegOpenKeyExA
advapi32.dll::RegQueryValueExA
WIN_USER_APIPerforms GUI Actionsuser32.dll::ActivateKeyboardLayout
user32.dll::CreateMenu
user32.dll::FindWindowA
user32.dll::PeekMessageA
user32.dll::CreateWindowExA

Comments