MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6941a5420e23e7309cc09e6ffebf847a7c781dbbb726996a2b3d36340d347819. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6941a5420e23e7309cc09e6ffebf847a7c781dbbb726996a2b3d36340d347819
SHA3-384 hash: c5435ddde10fc08b8b888e15341e80bcff20d8a6b52c7da662ef8607c17a2cc8fc89dbe843942cb3a0010a55f643a592
SHA1 hash: 27caf0391db69d2b2543a0172747e62a9a6e208c
MD5 hash: b757c4ac5a46c4e9fc2cf9e924702804
humanhash: double-batman-saturn-four
File name:Fatura_8486472023.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:569'937 bytes
First seen:2023-02-03 14:07:35 UTC
Last seen:2023-02-08 20:53:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 429 x GuLoader)
ssdeep 12288:CYZ/txeoKFg+15c6qRUbTAg9sSBa04UtUFeJ9/TG+R:CYZ/HeoKC+1KnG9sSp4UtUcn/R
TLSH T1B9C436067ECEFD15CCE286BE0C858FBADD5E74EE156001FA32C8B52968317609FC855A
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 74f4d4d4cce4e8e0 (27 x AgentTesla, 19 x Formbook, 17 x DBatLoader)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
185
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Fatura_8486472023.exe
Verdict:
Malicious activity
Analysis date:
2023-02-03 14:08:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0cc18e7a-0fb2-4b71-a3f7-d7ba001638d8

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/359924/
Detection(s):
SecuriteInfo.com.Trojan.Garf.Gen.6.722.18470.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Reading critical registry keys
Сreating synchronization primitives
DNS request
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/65048/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
flystudio overlay packed razy shell32.dll
Link:
https://www.filescan.io/uploads/63dd1545447edb203a029dc6/reports/90ae708c-f2de-4018-962f-2c547e61770d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/6941a5420e23e7309cc09e6ffebf847a7c781dbbb726996a2b3d36340d347819
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d7e7be36-e523-47d4-8a37-435a2653fe7e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1165190
Signature
Detected unpacking (creates a PE file in dynamic memory)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6941a5420e23e7309cc09e6ffebf847a7c781dbbb726996a2b3d36340d347819/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-02-03 06:18:42 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nfa2kqqoepttbhgatzx75p4epj6hqhn3w4tjs2rlhu3didjupamq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230203-rfj54sbb6t/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot6189375980:AAEQgcKnWY3deSQI5AAcHwLSEAvydZ5KNIs/
Unpacked files
SH256 hash:
df9955adb6c2d4aac8c405820dbd6c13b53dc9ac92f955b8c4bdf957addacc52
MD5 hash:
d305a4a7ccbdabdd4f330a0758a2e7e5
SHA1 hash:
bbddefc91caf457130c6a1b55324816227480e97
Link:
https://www.unpac.me/results/7fe7764e-9b2b-4340-bb16-54684240dcae/
SH256 hash:
d5030e135f5af631051746f6c53290a51379f05a48b255db82c90cc0783f39fa
MD5 hash:
1a094a43fe8df58cc2ed40a4a0511705
SHA1 hash:
1e95c02b7790cb2df03c4364c9552238fdf5b3af
Link:
https://www.unpac.me/results/7fe7764e-9b2b-4340-bb16-54684240dcae/
SH256 hash:
6941a5420e23e7309cc09e6ffebf847a7c781dbbb726996a2b3d36340d347819
MD5 hash:
b757c4ac5a46c4e9fc2cf9e924702804
SHA1 hash:
27caf0391db69d2b2543a0172747e62a9a6e208c
Link:
https://www.unpac.me/results/7fe7764e-9b2b-4340-bb16-54684240dcae/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6941a5420e23/report/overview.html
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/6941a5420e23e7309cc09e6ffebf847a7c781dbbb726996a2b3d36340d347819

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/359924/

Comments