MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 397a6e1b47e1342772eb05cd3e45717a955efef85f78b8dd52c67286a8588411. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 397a6e1b47e1342772eb05cd3e45717a955efef85f78b8dd52c67286a8588411
SHA3-384 hash: e1744788694fe206e4d17b21a0264903ebee75eeec8915f5e11f7665190a5dcef4283fd0518299bddbb9f97901dee611
SHA1 hash: 4e4bbff06270b97ed705e544a27691672d3d8a50
MD5 hash: 246c08bf6dbef849c0f4ac3791b02ba1
humanhash: march-carolina-mobile-angel
File name:FACTURA TT PAYMENT 230502.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:104'448 bytes
First seen:2023-05-02 07:43:05 UTC
Last seen:2023-05-13 22:51:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'655 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 768:3f234F/pSRmST294dWa2P7b1IzPrXMkN336DX+:3f234RpSD294dN2PmfMkN3KDu
Threatray 2'473 similar samples on MalwareBazaar
TLSH T1E2A394D3B212C8D6FA3847759D23C88D11A7FDADB8A4146D70A6B7794A7B383041393B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 8ab2b2a69ab2829a (10 x AgentTesla, 2 x RemcosRAT, 2 x NanoCore)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
243
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FACTURA TT PAYMENT 230502.exe
Verdict:
Malicious activity
Analysis date:
2023-05-02 07:45:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/015f57ed-6af5-49bb-a59d-03a08d3f4868

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/385966/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.13946.13611.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Launching a process
Creating a file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
DNS request
Reading critical registry keys
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Sending an HTTP GET request to an infection source
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6450bf443d47a64d306b92d3/reports/5f2fff5d-7271-4a94-a354-791b9be9c944/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/397a6e1b47e1342772eb05cd3e45717a955efef85f78b8dd52c67286a8588411
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c647d769-7874-4e25-8bb7-4e04ef155b9e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1224392
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample has a suspicious name (potential lure to open the executable)
Sample uses string decryption to hide its real strings
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 857369 Sample: FACTURA_TT_PAYMENT_230502.exe Startdate: 02/05/2023 Architecture: WINDOWS Score: 100 57 Snort IDS alert for network traffic 2->57 59 Found malware configuration 2->59 61 Antivirus detection for URL or domain 2->61 63 7 other signatures 2->63 6 FACTURA_TT_PAYMENT_230502.exe 16 6 2->6         started        11 Nqfmj.exe 14 3 2->11         started        13 Nqfmj.exe 2 2->13         started        process3 dnsIp4 31 208.67.107.146, 49690, 49692, 49693 GRAYSON-COLLIN-COMMUNICATIONSUS United States 6->31 25 C:\Users\user\AppData\Roaming\...25qfmj.exe, PE32 6->25 dropped 27 C:\Users\user\...27qfmj.exe:Zone.Identifier, ASCII 6->27 dropped 29 C:\...\FACTURA_TT_PAYMENT_230502.exe.log, ASCII 6->29 dropped 65 Writes to foreign memory regions 6->65 67 Allocates memory in foreign processes 6->67 69 Injects a PE file into a foreign processes 6->69 15 InstallUtil.exe 14 2 6->15         started        33 192.168.2.1 unknown unknown 11->33 71 Multi AV Scanner detection for dropped file 11->71 73 Machine Learning detection for dropped file 11->73 19 InstallUtil.exe 2 11->19         started        21 InstallUtil.exe 11->21         started        23 InstallUtil.exe 2 13->23         started        file5 signatures6 process7 dnsIp8 35 api4.ipify.org 64.185.227.155, 443, 49691, 49697 WEBNXUS United States 15->35 37 mail.chol.com 203.252.1.111, 49694, 49699, 49700 LGDACOMLGDACOMCorporationKR Korea Republic of 15->37 39 api.ipify.org 15->39 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->45 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->47 49 May check the online IP address of the machine 15->49 41 api.ipify.org 19->41 43 api.ipify.org 23->43 51 Tries to steal Mail credentials (via file / registry access) 23->51 53 Tries to harvest and steal browser information (history, passwords, etc) 23->53 55 Installs a global keyboard hook 23->55 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/397a6e1b47e1342772eb05cd3e45717a955efef85f78b8dd52c67286a8588411/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-02 07:44:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hf5g4g2h4e2co4xlaxgt4rlrpkkv57xyl54lrxksyzzinkcyqqiq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
04b3ebdb8ef471ed1baaa10c91e0654037120a0642d10aad6934f52a03cf3410
AgentTesla
1845d25cc1f21285f80768fb78778ea9cf0bc9656b1ebca9c1c48e3077ff88a5
AgentTesla
33d9fecb0ee6e90001575832175d001a0391a485e9669751c861afa20430f185
AgentTesla
57d148e97edd36a56b6cb5fdfae00c5224b198f9660426e68f4a0555844d803b
AgentTesla
93cbfbd5acb719163f9266faa9f58c96bf0a6b74fc851b077e514bfdf27e26ab
AgentTesla
9f8d1746940a80c8b1b40018e342eb668e60742c30381422c05a0247cb57694e
AgentTesla
ac55de5007190509ac37a6bafde72251a95fab454e879f3e1d40e28de4f04c98
AgentTesla
b8e9ae255f4dc0ce19fd62eabd235574a38c87ba6f43dd0a61f87177acc27ac1
AgentTesla
f3341ea77e5c8f5e57ee22b1842656ff8225d0fef647bef19d0b0fcc6b87200d
AgentTesla
+ 2'463 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230502-jkt7waaa96/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
AgentTesla
Unpacked files
SH256 hash:
397a6e1b47e1342772eb05cd3e45717a955efef85f78b8dd52c67286a8588411
MD5 hash:
246c08bf6dbef849c0f4ac3791b02ba1
SHA1 hash:
4e4bbff06270b97ed705e544a27691672d3d8a50
Detections:
PureCrypter_Stage1
Create hunting rule
Link:
https://www.unpac.me/results/6da35c64-f47b-4e04-8d19-6f276b729ab4/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/397a6e1b47e1/report/overview.html
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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:pe_imphash
Create hunting rule
Rule name:reverse_http
Create hunting rule
Author:CD_R0M_
Description:Identify strings with http reversed (ptth)
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

Executable exe 397a6e1b47e1342772eb05cd3e45717a955efef85f78b8dd52c67286a8588411

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/385966/

Comments