MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fec7941dda7aae6dfc4f9fc98837b0d1d1ef9010df21fa1f2e7edf918ca2fcb0. 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


Formbook


Vendor detections: 8


Intelligence 8 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fec7941dda7aae6dfc4f9fc98837b0d1d1ef9010df21fa1f2e7edf918ca2fcb0
SHA3-384 hash: c6b739f66d1d716c1fc04562288d13a717a62f359890d3ef298a3e3b2d7c3199149bded35ea976f8c8541017f427e093
SHA1 hash: 87f0f15fb0b8d52c1bc32f6049ff00b18acd2042
MD5 hash: 92669097624b9221e4f5fd24f32436f6
humanhash: stairway-eight-orange-london
File name:PO-010816-WA0002.pdf,ST-07......zip
Download: download sample
Signature Formbook
Create hunting rule
File size:680'649 bytes
First seen:2024-02-20 10:07:34 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:xHptu7HFEHz8GlvOGjtCVr2tt0pHm2a6u0uHitn1PZTWNdzKmN9pGz5/RK:xJtDfvxtCB80pHprtuHit1B+zKmNPGdA
TLSH T15EE4238C5A1A0BEEFD8135D128FEB92FC439B7600BD994233A5E7317D491AA94BCC741
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:FormBook zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Pragati Electrical Pvt <purchasings@pragatielectricals.com>" (likely spoofed)
Received: "from saisie-tempt.naturescar.com (unknown [185.222.58.54]) "
Date: "19 Feb 2024 10:49:22 +0100"
Subject: "RE: PURCHASE ORDER {PO-070723-WA0002}"
Attachment: "PO-010816-WA0002.pdf,ST-07......zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
174
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:PO-010816-WA0002.pdf,ST-07......scr
File size:720'384 bytes
SHA256 hash: e5ba47d37554211c555170329555afae35d41989297a18bddbf33bfb2d30a6f0
MD5 hash: 81587f5481276b1bc883bdd572de5058
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_hidden.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.BackDoor.AgentTeslaNET.9.29722.19049.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.22715.ZipHeur.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65d47a0703a1c3a7aef211ea/reports/f6e1d481-46ba-4229-856b-0a2b47cf597d/overview
Verdict:
Suspicious
Labled as:
Troj/Krypt
Link:
https://www.hybrid-analysis.com/sample/fec7941dda7aae6dfc4f9fc98837b0d1d1ef9010df21fa1f2e7edf918ca2fcb0
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/fec7941dda7aae6dfc4f9fc98837b0d1d1ef9010df21fa1f2e7edf918ca2fcb0
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fec7941dda7aae6dfc4f9fc98837b0d1d1ef9010df21fa1f2e7edf918ca2fcb0/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-02-19 07:33:16 UTC
File Type:
Binary (Archive)
Extracted files:
6
AV detection:
20 of 38 (52.63%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=73dziho2pkxg37cpt7eyqn5q2hi67eaq34q7uhzop3pzddfc7sya._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240220-mmpa7afa3z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
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/fec7941dda7aae6dfc4f9fc98837b0d1d1ef9010df21fa1f2e7edf918ca2fcb0

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
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

Formbook

zip fec7941dda7aae6dfc4f9fc98837b0d1d1ef9010df21fa1f2e7edf918ca2fcb0

(this sample)

Formbook

Executable exe e5ba47d37554211c555170329555afae35d41989297a18bddbf33bfb2d30a6f0

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 e5ba47d37554211c555170329555afae35d41989297a18bddbf33bfb2d30a6f0
  
Dropping
Formbook

Comments