MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b. 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: 16


Intelligence 16 IOCs YARA 17 File information Comments
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SHA256 hash: 3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b
SHA3-384 hash: b0e76a53635cce8f888c849ae84dd3c475a779576a9f86e4ed3b58c1fa9c037658cd37e6cf3001ce41afb2bc87067950
SHA1 hash: 5fc3ce343b27012537540e9a02ae710f8987f3b2
MD5 hash: ea3623444e0817ab93939692f31b0d29
humanhash: crazy-harry-kitten-failed
File name:PI160256.exe
Download: download sample
Signature AgentTesla
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File size:723'968 bytes
First seen:2024-02-25 20:30:14 UTC
Last seen:2024-02-25 21:05:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:qq0w0/vrM3lnZBsShcFKzlghDQUrO+d6ur6nWVfTXLS0R0MuC2iNHE:jQ/vslZBehaiDdViWfZOMuC1K
TLSH T1AEF4238A26BC1A75D46A4BF704B096961FF6332092F3E30E4EC731DE89B9315472139B
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
407
Origin country :
CH CH
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/477696/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
davinci packed
Link:
https://www.filescan.io/uploads/65dba3877ec1345fd981de20/reports/4ed3ce28-adb4-410b-9bd0-c084a474c1b6/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b
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:
Agent Tesla
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a95d24cf-aace-435a-b6f0-ccd19e058183
Result
Threat name:
AgentTesla, PureLog Stealer
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1398432
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1398432 Sample: PI160256.exe Startdate: 25/02/2024 Architecture: WINDOWS Score: 100 53 mail.sicore.ae 2->53 55 sicore.ae 2->55 57 api.ipify.org 2->57 63 Found malware configuration 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 Sigma detected: Scheduled temp file as task from temp location 2->67 69 11 other signatures 2->69 8 PI160256.exe 7 2->8         started        12 enrjxFwhUaj.exe 5 2->12         started        14 UAEtO.exe 2->14         started        16 UAEtO.exe 2->16         started        signatures3 process4 file5 49 C:\Users\user\AppData\...\enrjxFwhUaj.exe, PE32 8->49 dropped 51 C:\Users\user\AppData\Local\...\tmp4188.tmp, XML 8->51 dropped 83 Uses schtasks.exe or at.exe to add and modify task schedules 8->83 85 Writes to foreign memory regions 8->85 87 Allocates memory in foreign processes 8->87 89 Adds a directory exclusion to Windows Defender 8->89 18 RegSvcs.exe 16 4 8->18         started        23 powershell.exe 23 8->23         started        25 powershell.exe 23 8->25         started        27 schtasks.exe 1 8->27         started        91 Multi AV Scanner detection for dropped file 12->91 93 Machine Learning detection for dropped file 12->93 95 Injects a PE file into a foreign processes 12->95 29 RegSvcs.exe 12->29         started        31 schtasks.exe 12->31         started        33 conhost.exe 14->33         started        35 conhost.exe 16->35         started        signatures6 process7 dnsIp8 59 sicore.ae 142.132.159.73, 49703, 49707, 49717 UNIVERSITYOFWINNIPEG-ASNCA Canada 18->59 61 api.ipify.org 104.26.13.205, 443, 49701, 49706 CLOUDFLARENETUS United States 18->61 47 C:\Users\user\AppData\Roaming\...\UAEtO.exe, PE32 18->47 dropped 71 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->71 73 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->73 37 WmiPrvSE.exe 23->37         started        39 conhost.exe 23->39         started        41 conhost.exe 25->41         started        43 conhost.exe 27->43         started        75 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 29->75 77 Tries to steal Mail credentials (via file / registry access) 29->77 79 Tries to harvest and steal browser information (history, passwords, etc) 29->79 81 Installs a global keyboard hook 29->81 45 conhost.exe 31->45         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b
Detection:
agenttesla
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Link:
https://mwdb.cert.pl/sample/3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b/
Threat name:
Win32.Spyware.Negasteal
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Status:
Malicious
First seen:
2024-02-21 10:58:39 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hih32wd7tyxdeew7ydbrr5q7mwrb65tspfuiuupvuz4btih3cm5q._file
Verdict:
malicious
Label(s):
agenttesla_v4
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agenttesla
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Result
Malware family:
agenttesla
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Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240225-zan6wacb4t/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
fea89e5165e4eb0870a81c3057880162da348e56ae76318ea063760110caa90c
MD5 hash:
853e94f624c9f29c76199f6d2ac9a3c0
SHA1 hash:
f18e4d93c6dc4b8cbd474e64d7b8799b28a4f437
Detections:
AgentTesla
Create hunting rule
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
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INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/bc8bdb2d-99cc-4499-a3a9-042eee0e1917/
Parent samples :
91b03fbfec8d0fb1c1e6bb9ceb9893f26807c160809bcb8d71f2217960399e30
77d08660ba94b9abbd802518754e9d122b354ba41f55ee72a221b6944f352675
3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b
SH256 hash:
72638f4b30cc9dab51d31216991957bf1cd118b8a8743227b3e8f9c4805f7628
MD5 hash:
2a8240bba06e832ee5d136a0a7e5b5b9
SHA1 hash:
de49d9b33004a4a622a4279b3ee2b3e3e5cd012b
Link:
https://www.unpac.me/results/bc8bdb2d-99cc-4499-a3a9-042eee0e1917/
SH256 hash:
ec592062c41d26d7046ab135fbabaf80e69900ba940ca654261cda17109f8769
MD5 hash:
09f7fb78314d30bf7c69d72caa9da978
SHA1 hash:
5536e0f86fe6e36f11e5ba03a8f559675dd82f30
Link:
https://www.unpac.me/results/bc8bdb2d-99cc-4499-a3a9-042eee0e1917/
SH256 hash:
42e5bbee4b498550f505c1232326adbf9d5d23c7e90174eb142b4963b879fe7b
MD5 hash:
100a8095e042378d2c227eb0ff37b6d4
SHA1 hash:
32c4a6457d7c01e9e135c3750d571114bc0ef3a0
Link:
https://www.unpac.me/results/bc8bdb2d-99cc-4499-a3a9-042eee0e1917/
SH256 hash:
0ae6d67e9d6f7084291bc9bbf13142d61d181ce6b3790c0e28f8ac34c6e77438
MD5 hash:
69cd9f30d730a826d865167fd9016ab8
SHA1 hash:
09824a01f69566b7add984bc06c14214595cd7ef
Link:
https://www.unpac.me/results/bc8bdb2d-99cc-4499-a3a9-042eee0e1917/
SH256 hash:
3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b
MD5 hash:
ea3623444e0817ab93939692f31b0d29
SHA1 hash:
5fc3ce343b27012537540e9a02ae710f8987f3b2
Link:
https://www.unpac.me/results/bc8bdb2d-99cc-4499-a3a9-042eee0e1917/
Malware family:
AgentTesla
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3a0fbd587f9e/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/3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
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
Rule name:Windows_Generic_Threat_9f4a80b2
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.

Malspam

AgentTesla

rar 2b3eb27d31220f0c46c4b221d5255d4978a7df838fd55dc0ab0fc7cd6876358e

AgentTesla

Executable exe 3a0fbd587f9e2e3212dfc0c318f61f65a21f767279688a51f5a67819a0fb133b

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 2b3eb27d31220f0c46c4b221d5255d4978a7df838fd55dc0ab0fc7cd6876358e
Cape
Cape
https://www.capesandbox.com/analysis/477696/
  
Dropped by
MD5 0fb412d2b96b03dfa24c4f5d4ed85f81

Comments