MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3391f042d36df8b46c88b59509fd9838901d8b351c7bcbada9c63e0e500e5f68. 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


Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3391f042d36df8b46c88b59509fd9838901d8b351c7bcbada9c63e0e500e5f68
SHA3-384 hash: e8cb6ab44e7027ec5754fdd6fa93496c398707535fb2bb05dfdcd1bab9b63e2efa6f41dbe62e1c42f5a0ac7db26f4a0b
SHA1 hash: 552d771168b7c04c34095ef917c0472b52ce7c44
MD5 hash: e5150ff409b4ef3ba63d076de8523485
humanhash: twelve-mockingbird-delta-early
File name:COMMERCIAL INVOICE Nº 0001792E21.exe
Download: download sample
File size:19'968 bytes
First seen:2021-04-12 06:24:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:IC8Fd5bxETVn4+L5lyyzwIKnC9YTHE7j0MMUSWKafSdnlX4XaXmXoXAX1XcXMyXY:IC89bxA/DyyUIKCGE7vxadnlIqWYwFMe
Threatray 5 similar samples on MalwareBazaar
TLSH 4E921961B3E86125F2798E7D3DB0C41675B6BEA7B511EE3C1698300C0A32358A4D2F67
Reporter abuse_ch
Tags:exe


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: mail.gulzd.com
Sending IP: 86.105.252.172
From: Invoice Petrolbras <Invoice@petrobras.com.br>
Subject: Sales Invoice & BDN
Attachment: COMMERCIAL INVOICE Nº 0001792E21 PDF.gz (contains "COMMERCIAL INVOICE Nº 0001792E21.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
105
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
COMMERCIAL INVOICE Nº 0001792E21.exe
Verdict:
Malicious activity
Analysis date:
2021-04-12 06:57:18 UTC
Tags:
trojan
Link:
https://app.any.run/tasks/0bc76bff-aa19-4d11-9f66-8550b1ca7528

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/133653/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.19968.1494.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Creating a file
Sending a UDP request
Launching the default Windows debugger (dwwin.exe)
Creating a process from a recently created file
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/51d8669e-4972-424a-b9c0-1aba133c911a
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/672552
Signature
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3391f042d36df8b46c88b59509fd9838901d8b351c7bcbada9c63e0e500e5f68/
Threat name:
Win32.Backdoor.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-04-12 03:02:31 UTC
AV detection:
7 of 48 (14.58%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=goi7aqwtnx4li3eiwwkqt7myhcib3czvdr54xlnjyy7a4uaol5ua._file
Verdict:
unknown
Similar samples:
28ff20fae19ae13e88927439e029938f17e0a90fc1311d5e3832f8e98ac47282
4b01637603c6af3bf5c0024580b4f633ccbe6fd5eddc847f2ec92fe4a9923e40
671d78fc9cd97baa9a4fd89f6177ef6972640d9b101b24af51d93c87e800919d
9976d3013192eccd033fd429c7d9a14c2c144b8d1469d2b19fa2d6016aa74a1c
a28b2f50eb31526831a83bbc71407ca6f6400862a11b9d43c7246902a0cc6681
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/210412-gkspjthsja/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Unpacked files
SH256 hash:
3391f042d36df8b46c88b59509fd9838901d8b351c7bcbada9c63e0e500e5f68
MD5 hash:
e5150ff409b4ef3ba63d076de8523485
SHA1 hash:
552d771168b7c04c34095ef917c0472b52ce7c44
Link:
https://www.unpac.me/results/5d97d4e9-a034-48b3-a2e4-60cbc3dcb9cd/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3391f042d36df8b46c88b59509fd9838901d8b351c7bcbada9c63e0e500e5f68

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Malspam

zip d351e6436247da7b9b874b9ab0f367070e903cf5121c70fb4a858e3e6ec9fae3

Executable exe 3391f042d36df8b46c88b59509fd9838901d8b351c7bcbada9c63e0e500e5f68

(this sample)

  
Dropped by
MD5 175d5fb2a77a4ea92200fc10b37071d5
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/133653/
  
Dropped by
SHA256 d351e6436247da7b9b874b9ab0f367070e903cf5121c70fb4a858e3e6ec9fae3

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