MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f3be743926bd856a404bfdb453d622f2a91aeb46b738b0edca912e685155162. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f3be743926bd856a404bfdb453d622f2a91aeb46b738b0edca912e685155162
SHA3-384 hash: bb833f9d5e2154fa41d2389b9d3321ce2a0a608973feda78ccae4f7ce52f919b3feb51d5fa942198edb2c803e7371fa9
SHA1 hash: f281e9aaed82dd7bc1e3de1a7cc227cead17d266
MD5 hash: 08692836fd81c132efe74a126b542a2b
humanhash: sink-washington-eighteen-carpet
File name:BDC HU214UED.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:700'928 bytes
First seen:2022-06-26 03:21:30 UTC
Last seen:2022-07-04 08:24:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'665 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:OdH2iNDkPRxliW1BjLqlSn36xcu45UfGFkzm0hmvAn0Nj:I1pkPRrh0QnqSu45UfQWmImvI0N
TLSH T1F0E4E0C2DA814994EC061B7554BA9C281217BF8AADFCE60DB9BD7425AB733D30073D4B
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 0307612c88000000 (65 x AgentTesla, 47 x RemcosRAT, 9 x MassLogger)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
307
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/283281/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62b7d0db7e9a4f0a86e3449b/reports/5393843d-ef20-4f55-b612-3ee459336750/overview
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3844d361-22aa-4f74-a2d4-f392c1b7a15e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1019862
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 652358 Sample: BDC HU214UED.exe Startdate: 26/06/2022 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for dropped file 2->40 42 12 other signatures 2->42 7 BDC HU214UED.exe 7 2->7         started        process3 file4 26 C:\Users\user\AppData\Roaming\yAPSysA.exe, PE32 7->26 dropped 28 C:\Users\user\...\yAPSysA.exe:Zone.Identifier, ASCII 7->28 dropped 30 C:\Users\user\AppData\Local\...\tmpA18A.tmp, XML 7->30 dropped 32 C:\Users\user\...\BDC HU214UED.exe.log, ASCII 7->32 dropped 48 Adds a directory exclusion to Windows Defender 7->48 11 BDC HU214UED.exe 2 7->11         started        15 powershell.exe 25 7->15         started        17 schtasks.exe 1 7->17         started        19 BDC HU214UED.exe 7->19         started        signatures5 process6 dnsIp7 34 mail.theroseyangon.com 67.222.38.70, 49741, 587 UNIFIEDLAYER-AS-1US United States 11->34 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->50 52 Tries to steal Mail credentials (via file / registry access) 11->52 54 Tries to harvest and steal ftp login credentials 11->54 56 Tries to harvest and steal browser information (history, passwords, etc) 11->56 21 conhost.exe 15->21         started        24 conhost.exe 17->24         started        signatures8 process9 signatures10 44 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 21->44 46 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 21->46
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f3be743926bd856a404bfdb453d622f2a91aeb46b738b0edca912e685155162/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-26 01:13:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f456oq4snpmfnjaex7nukplcf4vjdlvunnzywdw4vejonbivkfra._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer suricata trojan
Link:
https://tria.ge/reports/220626-dwwxysfbar/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Checks computer location settings
AgentTesla
suricata: ET MALWARE AgentTesla Exfil Via SMTP
Unpacked files
SH256 hash:
0cb6aef1fa57d11408e47ae071485ef8f48c2982997b8d74b47a4151d85b978c
MD5 hash:
843aa6edf83bff7b61c6a5369ef41e95
SHA1 hash:
d1bfeec8eaac9a1dacf2f7062ce964d8e7d77085
Link:
https://www.unpac.me/results/781f16c8-bc4c-42ca-9b66-3a4f98aec5eb/
SH256 hash:
f23d8f3a5416fb41b9a20d82c62b9a1f8093960f91a934d2d11f83c914cb0548
MD5 hash:
ed2627a71502409fa3a901150f115a7b
SHA1 hash:
a6c62f558cbb8aba157abae735bbf242f10ee217
Link:
https://www.unpac.me/results/781f16c8-bc4c-42ca-9b66-3a4f98aec5eb/
SH256 hash:
2dd0f56b4c936815162930c48c5f31502183cfb4153c25515666026f34aad1f4
MD5 hash:
ba20dcc97fafb03b4cd0e30bc59d0e69
SHA1 hash:
a58121d9754b46275a14adb51e578116cb36ecc0
Link:
https://www.unpac.me/results/781f16c8-bc4c-42ca-9b66-3a4f98aec5eb/
SH256 hash:
a5aa6ece9ec5569acc8ce92e432397e4f4ca94fe2a7ec83962061e818a615229
MD5 hash:
5e760e92b137b4113c71d2c8ac90c9fb
SHA1 hash:
6c0d392eec0c48c939a7dda022320227c59765ae
Link:
https://www.unpac.me/results/781f16c8-bc4c-42ca-9b66-3a4f98aec5eb/
SH256 hash:
87577e6c69af07ba0e6383a2a152b59a39d6b336631ce4baa250bd9f8adce03d
MD5 hash:
9b17d560e68eff0da30f79b3c391c9a3
SHA1 hash:
5ceda263b1ea13401f652c709dd884d58945fe57
Link:
https://www.unpac.me/results/781f16c8-bc4c-42ca-9b66-3a4f98aec5eb/
SH256 hash:
2f3be743926bd856a404bfdb453d622f2a91aeb46b738b0edca912e685155162
MD5 hash:
08692836fd81c132efe74a126b542a2b
SHA1 hash:
f281e9aaed82dd7bc1e3de1a7cc227cead17d266
Link:
https://www.unpac.me/results/781f16c8-bc4c-42ca-9b66-3a4f98aec5eb/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2f3be743926b/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/2f3be743926bd856a404bfdb453d622f2a91aeb46b738b0edca912e685155162

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: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

Executable exe 2f3be743926bd856a404bfdb453d622f2a91aeb46b738b0edca912e685155162

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/283281/

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