MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91dc77569ecffe02d7b76edc7d57457541eed136816a56569141bc4f07439aa8. 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: 8


Intelligence 8 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91dc77569ecffe02d7b76edc7d57457541eed136816a56569141bc4f07439aa8
SHA3-384 hash: b6821b1ff85a1ee8db63d8d2a4e0178da95b108641aaed19561b45ae8f892e61ac4005d4a1b0b68596421a19a7ff19d6
SHA1 hash: a681b08e051ac249b35d7a2c7b46048e6e50daeb
MD5 hash: c8e5e9dacdaaeeff038fa949136f14db
humanhash: september-six-oklahoma-golf
File name:Revised Inv with new bank details.ace
Download: download sample
Signature AgentTesla
Create hunting rule
File size:497'754 bytes
First seen:2023-09-19 10:51:12 UTC
Last seen:2023-09-20 07:27:03 UTC
File type: ace
MIME type:application/x-rar
ssdeep 6144:qg42zQLBykTiAmoOQBBD/uOepgtwbDqvBM7nVmRrE1jlDN0cRSibg0kwYkYnH+xk:XzQL1lOiLXztcDqAVmkp6crg0zs2QX1
TLSH T18DB4237198881E70FF3BE9A84B9CA7151D596FED44DBAC3F970497A83026783F0B2521
TrID 58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1)
41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:ace AgentTesla INVOICE


Avatar
cocaman
Malicious email (T1566.001)
From: "Wahyu.mujamil@pjl-logistics.com" (likely spoofed)
Received: "from pjl-logistics.com (unknown [45.137.22.113]) "
Date: "20 Sep 2023 08:41:49 +0200"
Subject: "REVISED PROFORMA INVOICE WITH BANK DETAILS"
Attachment: "Revised Inv with new bank details.ace"

Intelligence

File Origin
# of uploads :
3
# of downloads :
102
Origin country :
CH CH
File Archive Information

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

File name:Revised Inv with new bank details.exe
File size:673'792 bytes
SHA256 hash: 2adced1fcc20537c8781ffc85614ea22378125595dbf77dd7403dde711048c89
MD5 hash: bf47a7f7a4bca87822a426c3e0d97db3
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/65097d53f1b40cb0d61e822d/reports/904ac073-ee1b-45ff-9f4b-cf6a350e8c2e/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/91dc77569ecffe02d7b76edc7d57457541eed136816a56569141bc4f07439aa8
Result
Verdict:
MALICIOUS
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/91dc77569ecffe02d7b76edc7d57457541eed136816a56569141bc4f07439aa8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-09-19 10:51:15 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=shohovu6z77afv5xn3oh2v2fova65ujwqfvfmvurig6e6b2dtkua._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230919-n1qa3sag75/
Behaviour
outlook_office_path
outlook_win_path
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Maps connected drives based on registry
Checks BIOS information in registry
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
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
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/91dc77569ecffe02d7b76edc7d57457541eed136816a56569141bc4f07439aa8

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:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
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

File information

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

Malspam

AgentTesla

ace 91dc77569ecffe02d7b76edc7d57457541eed136816a56569141bc4f07439aa8

(this sample)

AgentTesla

Executable exe 2adced1fcc20537c8781ffc85614ea22378125595dbf77dd7403dde711048c89

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 2adced1fcc20537c8781ffc85614ea22378125595dbf77dd7403dde711048c89
  
Dropping
AgentTesla
  
Dropping
MD5 bf47a7f7a4bca87822a426c3e0d97db3

Comments