MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce. 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: 14


Intelligence 14 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce
SHA3-384 hash: 65751bc7c28071f40fccfefeede8fcf61c17d591587d8ec00dfd3178c20435bfe88e80a5bd0b84de2c76cd6df81edf30
SHA1 hash: 94b5df605f00d34581435e3ca10b47094e31c0ab
MD5 hash: b5b77f0c912f438cbc5142c42818fa29
humanhash: johnny-lima-grey-romeo
File name:SecuriteInfo.com.Win32.PWSX-gen.22265.6346
Download: download sample
Signature AgentTesla
Create hunting rule
File size:2'426'360 bytes
First seen:2024-05-06 23:23:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'672 x AgentTesla, 19'489 x Formbook, 12'212 x SnakeKeylogger)
ssdeep 49152:j1ZU7LqS9SUqiRCQqzDzKbQJRdUbXK2cBcDdPO++9vvGT1nkYE:joHqS9S1kVqzDzvRdLlCBPONvGZkL
TLSH T116B5335D8358231FFA9D9638A892762677AA781BC917FF61FD5B38990C637C01B207C0
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) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon e3e1e3f1d9c9dbe2 (11 x AveMariaRAT, 9 x ModiLoader, 2 x Neurevt)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
324
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe
Verdict:
No threats detected
Analysis date:
2024-05-06 23:27:31 UTC
Tags:
telegram exfiltration stealer
Link:
https://app.any.run/tasks/375f24a5-d554-448e-aa83-a31fb00705af

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.22265.6346.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a process with a hidden window
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Reading critical registry keys
Creating a window
Setting a keyboard event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/680dace9-647b-4f58-839b-731fcbd8fc0a
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1437125
Signature
.NET source code contains potential unpacker
Found malware configuration
Installs a global keyboard hook
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 network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Notepad Making Network Connection
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 the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected PureLog Stealer
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1437125 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 07/05/2024 Architecture: WINDOWS Score: 100 25 api.telegram.org 2->25 27 api.ipify.org 2->27 33 Snort IDS alert for network traffic 2->33 35 Found malware configuration 2->35 37 Malicious sample detected (through community Yara rule) 2->37 41 9 other signatures 2->41 7 notepad.exe 1 2->7         started        10 SecuriteInfo.com.Win32.PWSX-gen.22265.6346.exe 1 3 2->10         started        13 notepad.exe 2->13         started        signatures3 39 Uses the Telegram API (likely for C&C communication) 25->39 process4 file5 43 Multi AV Scanner detection for dropped file 7->43 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->45 47 Machine Learning detection for dropped file 7->47 15 notepad.exe 14 2 7->15         started        23 C:\Users\user\AppData\Roaming\notepad.exe, PE32 10->23 dropped 49 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 10->49 18 SecuriteInfo.com.Win32.PWSX-gen.22265.6346.exe 15 2 10->18         started        21 notepad.exe 13->21         started        signatures6 process7 dnsIp8 29 api.telegram.org 149.154.167.220, 443, 49713, 49716 TELEGRAMRU United Kingdom 18->29 31 api.ipify.org 104.26.12.205, 443, 49712, 49715 CLOUDFLARENETUS United States 18->31 51 Installs a global keyboard hook 18->51 53 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->53 55 Tries to steal Mail credentials (via file / registry access) 21->55 57 Tries to harvest and steal ftp login credentials 21->57 59 Tries to harvest and steal browser information (history, passwords, etc) 21->59 signatures9
Score:
96%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-05-06 20:08:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
9 of 38 (23.68%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vm7qymqysrbq53i3uzpmum4kary6dc5iftovkqee5vr7g37zdxha._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:zgrat keylogger persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/240506-3dphlagb3t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Detect ZGRat V1
ZGRat
Malware Config
C2 Extraction:
https://api.telegram.org/bot1263338506:AAEo1afaqZcanZqwKGJF2HA7xr6YOHyXHtU/
Unpacked files
SH256 hash:
67454c3fdad1274c46b06262e2f960be46a413936105f2af31a61a7a7b4b7963
MD5 hash:
2cee001d5e06421bbe151b371f33e678
SHA1 hash:
dd9cad3ddedc10c5ce1dc9e58f19bc7b4d38b4b5
Detections:
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/61b9bf2d-ada9-448b-b7a3-58da72a6f3eb/
SH256 hash:
aa4671ebfc752fef7e7ed8322f4854f7789b604d034c949f7504584b634ccbfc
MD5 hash:
e27c41bd3b9b7b65899f796745545847
SHA1 hash:
be29230124271747e2f5a030475f0eb941abfbe0
Link:
https://www.unpac.me/results/61b9bf2d-ada9-448b-b7a3-58da72a6f3eb/
SH256 hash:
497ba68267fbddccf54f00e3003fdeca39e9508d25373b7cde54cde59f313ad0
MD5 hash:
102d76225fc29bf259db6e2420306dac
SHA1 hash:
b8276208a2f309dc0b79a1e834be372140eeaeb9
Link:
https://www.unpac.me/results/61b9bf2d-ada9-448b-b7a3-58da72a6f3eb/
SH256 hash:
0ac59e7071aa75cf2a2e280a46c76236606279764380e1ad02dd7b481c5d5b17
MD5 hash:
5bbff2068fdea4c81d299b0d889630e4
SHA1 hash:
54ce29488b6fc9997015797b406a0866bd4215ff
Link:
https://www.unpac.me/results/61b9bf2d-ada9-448b-b7a3-58da72a6f3eb/
SH256 hash:
78f73e1734daa918b253517c75971fbb8df773a3d77d02a752e9a0ad1711a677
MD5 hash:
f9d2985aa1c41cca281321fffb5ed424
SHA1 hash:
3a7a58d2dcae2762882357ae34d372744b1dbb9d
Link:
https://www.unpac.me/results/61b9bf2d-ada9-448b-b7a3-58da72a6f3eb/
SH256 hash:
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce
MD5 hash:
b5b77f0c912f438cbc5142c42818fa29
SHA1 hash:
94b5df605f00d34581435e3ca10b47094e31c0ab
Link:
https://www.unpac.me/results/61b9bf2d-ada9-448b-b7a3-58da72a6f3eb/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ab3f0c321894/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/ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce

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:AgentTeslaV5
Create hunting rule
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
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_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_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Generic_Threat_808f680e
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information

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

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

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