MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c. 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 14 File information Comments
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SHA256 hash: 18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c
SHA3-384 hash: 332a0a58c33391e2d35132aedad06b1fe4e9aa9405ef8dac3d06888c6f93db3f9e9489631e4ec524a980b7d7dc923625
SHA1 hash: b630e0d7e303ef49b934dc29b1f0696243e048f9
MD5 hash: 3daa9eb37e6a2e9403cfaf7cfbfb7ef2
humanhash: texas-black-uranus-fruit
File name:SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.22690.19845
Download: download sample
Signature AgentTesla
Create hunting rule
File size:724'992 bytes
First seen:2024-02-01 13:25:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'610 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:5+d53rD227oaMmrPiXHx4YPsNowdB7gvL0vnuTFbz5IA/3hdIjoJt18F:grDhj/r3KsmeuYvuTFbFhnre
TLSH T17BF4128436BA5FA2C27CCBF43056D50987B1552BA520E70DEECB76EF1939B460B41E0B
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)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
470
Origin country :
FR FR
Vendor Threat Intelligence
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/474046/
Detection(s):
SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.22690.19845.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65bb9bf60eab2d16054d38d8/reports/e45ed607-69f8-4ec5-aba1-0a34d4e1ca98/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/40c6985a-288b-4810-85d5-b107eb979fba
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1384889
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
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
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)
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: 1384889 Sample: SecuriteInfo.com.TrojanLoad... Startdate: 01/02/2024 Architecture: WINDOWS Score: 100 23 smtp.yandex.ru 2->23 25 smtp.yandex.com 2->25 27 2 other IPs or domains 2->27 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 9 other signatures 2->39 8 SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.22690.19845.exe 4 2->8         started        signatures3 process4 signatures5 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->41 43 Adds a directory exclusion to Windows Defender 8->43 45 Injects a PE file into a foreign processes 8->45 11 SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.22690.19845.exe 15 2 8->11         started        15 powershell.exe 23 8->15         started        17 SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.22690.19845.exe 8->17         started        process6 dnsIp7 29 smtp.yandex.ru 77.88.21.158, 49733, 587 YANDEXRU Russian Federation 11->29 31 api4.ipify.org 173.231.16.76, 443, 49732 WEBNXUS United States 11->31 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->47 49 Tries to steal Mail credentials (via file / registry access) 11->49 51 Tries to harvest and steal browser information (history, passwords, etc) 11->51 19 WmiPrvSE.exe 15->19         started        21 conhost.exe 15->21         started        signatures8 process9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-02-01 13:26:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
36
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dd72u7kmqyjtihsnum4xclnifmt4xbwp22dnrrl2qih7kwncsq6a._file
Verdict:
malicious
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240201-qphszaebd9/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
894606070449b065f7da805a122bc844723a3f527fd57a16b2369ababdb0f043
MD5 hash:
1c4048716a6c97174ad360f937a31351
SHA1 hash:
c475c38d195bfb6b953d3e2477266705cb35430f
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
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/62ea6a1f-207b-4453-b783-781e1c4b862b/
Parent samples :
3fd2c43afc9664c9ad20d4945411ccdf7f601433ebef469ab8e262290aeb39bc
18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c
SH256 hash:
d2cf3273461ffa1b29715828f358368312ae4f08a731f4e449a44f6dc50e26c5
MD5 hash:
df7936d5ea0c80f3003b445c7f8deb44
SHA1 hash:
b995b22e77a11cda256e84a01ccadb85451460ed
Link:
https://www.unpac.me/results/62ea6a1f-207b-4453-b783-781e1c4b862b/
SH256 hash:
a91462e9c8e5d78d4047a80eb89a38c6e76e5d4cf6ac8ff7142e19bb7ecfbb82
MD5 hash:
b3200a8295f2098fa0078754ab6728ce
SHA1 hash:
b84d3cbebfd2eb9822664ca47fe56e6ee95e0ddc
Link:
https://www.unpac.me/results/62ea6a1f-207b-4453-b783-781e1c4b862b/
SH256 hash:
ca8dce402cf8a41afa1332330c2b2b6e2817d13fd7e1878d2fe91200e23b2947
MD5 hash:
e9f6a4607e226b09ae34e87a03196625
SHA1 hash:
50bca39d7fd25092df1e46ac3191f54b06359615
Link:
https://www.unpac.me/results/62ea6a1f-207b-4453-b783-781e1c4b862b/
SH256 hash:
3014b859be7cafca84f61ab3398e0832d80175d76dc6ff4a45df7b2fef39dcaf
MD5 hash:
17cbde8bc5d57e164c1daa95d1b37d0b
SHA1 hash:
4856da540fd30d018fa511c9ce705871e1e2affa
Link:
https://www.unpac.me/results/62ea6a1f-207b-4453-b783-781e1c4b862b/
SH256 hash:
18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c
MD5 hash:
3daa9eb37e6a2e9403cfaf7cfbfb7ef2
SHA1 hash:
b630e0d7e303ef49b934dc29b1f0696243e048f9
Link:
https://www.unpac.me/results/62ea6a1f-207b-4453-b783-781e1c4b862b/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/18ffaa7d4c86/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/18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c

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: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_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security

File information

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

Web download

AgentTesla

Executable exe 18ffaa7d4c8613341e4da339712da82b27cb86cfd686d8c57a820ff559a2943c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2754562/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2754676/
Cape
Cape
https://www.capesandbox.com/analysis/474046/
  
URLhaus
https://urlhaus.abuse.ch/url/2755264/

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