MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4817485767f8064b867db9045b6f5de51393e4d41547e8e0fbf454de9c2910f6. 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: 4817485767f8064b867db9045b6f5de51393e4d41547e8e0fbf454de9c2910f6
SHA3-384 hash: dc8806eb0c13519deea79f03d70b976e5c9f2a03bbc7d6db1263097714773b19914ed231bd04e1b547dde47f0b24f3ea
SHA1 hash: 84f2ac9126abde25c09abb8bda0653e3b58471e6
MD5 hash: a496a7cdabc7f081bfb3f668ed9834ee
humanhash: montana-skylark-vegan-summer
File name:nnn.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:457'216 bytes
First seen:2020-04-29 16:33:32 UTC
Last seen:2020-04-29 18:12:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'633 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:iFF6gmAveehZPrzich37H0spv9CIKO+3z/ZLpo:iFFp2ehZP3Hpb0spv9CnOKzNpo
Threatray 10'774 similar samples on MalwareBazaar
TLSH 4FA4CF02BA04F76DE16455B6CCA2A3FD36F07D4BF5819A0FA88DBDA53473380B54E606
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gateway5.unifiedlayer.com
Sending IP: 74.220.211.130
From: Foreign Purchase <abubakar@dawoodtex.com>
Subject: Purchase order nos 2020035 & 2020035B
Attachment: Purchase order.rar (contains "nnn.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.GenKryptik.EIJN.16460.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-04-29 16:44:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jaluqv3h7adexbt5xecfw3254ujzhzgucvd6ryh36rkn5hbjcd3a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
094f6a9977aca85ca844fdab18035108dda8907b5c7b90416653a573e4e127b7
AgentTesla
2ae247545c4291da9b83ad9ba0c6af00bd80c896a3fb9fafd028e09444bf3baf
AgentTesla
3f9bad2b998ec7429ea897361105af0a53f30bcc3535fd6af5abc65387899552
AgentTesla
5e5b40851e2a4638b4d979380e696bb95617faa3b3d9e6c063b0d18cd5ed83f7
AgentTesla
7822493391a9d25a8353b410893b7e2a5cab6a166262b99ea33dae87fcd2865b
AgentTesla
bce1f7597dcac5d3744d485142c06a71b60eb246a4f5e97bc41848150a822215
AgentTesla
cc755c59e27a7d6396e421c7e8365d250d615c10db82b3cf382323289f915e16
AgentTesla
e469882fa707c3f2f85c8bdd5fe250434f3fa5169ee71f8132dce99296b99629
AgentTesla
e4d7c1e05b2a55ebc758e7f66c3828b66eaf586d9ab648a189cf294a9fb45eb3
AgentTesla
f57973fe9b7144fd299f70cc04bcde1e442f6816de323361f1b09cb63c4e41b4
AgentTesla
+ 10'764 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

rar b86ba0446cb8fe5dcdcbfb0deb0cfb07eb6bd14021156eadd23c0b6f4bbb87a8

AgentTesla

Executable exe 4817485767f8064b867db9045b6f5de51393e4d41547e8e0fbf454de9c2910f6

(this sample)

  
Dropped by
MD5 1f642f1232e9ef91740b011704addf9c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 b86ba0446cb8fe5dcdcbfb0deb0cfb07eb6bd14021156eadd23c0b6f4bbb87a8

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

Comments