MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f9eb36080d1ab8f016ff0f132add3bd220f01fe6220c9ce3ef554e98318bd33a. 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

GuLoader

Vendor detections: 4

Intelligence 4 IOCs YARA 3 File information Comments

SHA256 hash:	f9eb36080d1ab8f016ff0f132add3bd220f01fe6220c9ce3ef554e98318bd33a
SHA3-384 hash:	f04746436ccd89bf8e03573100b70458d527ecefd4f99b5dff4d1bec362bb45a2cbdfe77d6ba5d83b0d04a9a3b5ce606
SHA1 hash:	7bb06a73f4dc9082e4067d3a2e82bca513b0cea9
MD5 hash:	40fb6611e5d9eae0dcb4311d37a539b2
humanhash:	kitten-venus-leopard-enemy
File name:	shipping doc _pdf.exe
Download:	download sample
Signature	GuLoader Create hunting rule
File size:	395'264 bytes
First seen:	2020-05-01 17:35:36 UTC
Last seen:	2020-05-01 18:47:03 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	6144:J9YojFiIEVHM1N5Tu0LXtoAnl8PJZpiQIzU1aUCPkxfAOB2mcq2kkqfsw/Q5FEmW:J2oBqV9gXlnltD4NpZBUqhk/5FjCB
Threatray	27 similar samples on MalwareBazaar
TLSH	AE840262ABDDC726D8EC037551F2A31E2BB58A973011DB5CC9F82C991DF3BA3465024E
Reporter	abuse_ch
Tags:	DHL exe GuLoader

abuse_ch

Malspam distributing GuLoader:

HELO: qproxy6-pub.mail.unifiedlayer.com
Sending IP: 69.89.23.12
From: DHL Express || Logistic Partner <custormerservice@dhl.com>
Subject: DHL Express - E-Way Bill Report
Attachment: shipping doc _pdf.gz (contains "shipping doc _pdf.exe")

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.PWS.Siggen2.48211.2988.1470.UNOFFICIAL

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-05-01 12:47:59 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

26 of 30 (86.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=7hvtmcandk4pafx7b4jsvxj32iqpah7geigjzy7pkvhjqmml2m5a._file

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:	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.

Malspam

GuLoader

gz fb1fb9a0ac06d253860caa40bc7af8b1c126463446f14312b7ce79a20efa1d8c

GuLoader

exe f9eb36080d1ab8f016ff0f132add3bd220f01fe6220c9ce3ef554e98318bd33a

(this sample)

Dropped by

MD5 63cf46c06a2819b51cab0703ed8a5dd3

Delivery method

Distributed via e-mail attachment

Dropped by

SHA256 fb1fb9a0ac06d253860caa40bc7af8b1c126463446f14312b7ce79a20efa1d8c

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample