MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f924ed04e2ce70872e8e341379288a15579ade521df2e4d248054fe2d9357ee2. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f924ed04e2ce70872e8e341379288a15579ade521df2e4d248054fe2d9357ee2
SHA3-384 hash: a05b7178c26ccbff878e8f02b63bc2b38d0fc3a20537439a5dd479d55b9e4064d6661c3c522e29dbd8ff45487b113210
SHA1 hash: f9d9abdb43b969e96160e8f75f77d0e9c807b093
MD5 hash: ef09be433e99c85d84d7446c3f0b4abf
humanhash: violet-floor-neptune-mockingbird
File name:Order_List_PO# 081928.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:596'992 bytes
First seen:2020-10-09 14:56:55 UTC
Last seen:2020-10-09 15:34:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:Y4pVWLT3kvF/mBDBx0Zvv1REQx64EBEBZpsFgOP5xjoZi/RV0mrOHCkDhch+ZDb0:Y0VWwZn1RP04E+BS3x5VRV06Oi3hSN7S
Threatray 1'026 similar samples on MalwareBazaar
TLSH B0C4028DB29433EEC85BD472DA681CA8E771347B530F4647902325FDAA4D98BCF149E2
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
113
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69561/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Moving of the original file
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/486825
Signature
.NET source code contains potential unpacker
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Moves itself to temp directory
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
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)
Sigma detected: Scheduled temp file as task from temp location
Sigma detected: Suspicious Double Extension
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 access)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 295858 Sample: Order_List_PO# 081928.pdf.exe Startdate: 09/10/2020 Architecture: WINDOWS Score: 100 62 Found malware configuration 2->62 64 Sigma detected: Scheduled temp file as task from temp location 2->64 66 Multi AV Scanner detection for submitted file 2->66 68 15 other signatures 2->68 7 Order_List_PO# 081928.pdf.exe 6 2->7         started        11 YYtJku.exe 5 2->11         started        13 YYtJku.exe 4 2->13         started        process3 file4 42 C:\Users\user\AppData\Roaming\PSDasIP.exe, PE32 7->42 dropped 44 C:\Users\user\AppData\Local\...\tmp206D.tmp, XML 7->44 dropped 46 C:\...\Order_List_PO# 081928.pdf.exe.log, ASCII 7->46 dropped 70 Injects a PE file into a foreign processes 7->70 15 Order_List_PO# 081928.pdf.exe 17 5 7->15         started        20 schtasks.exe 1 7->20         started        22 Order_List_PO# 081928.pdf.exe 7->22         started        72 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->72 74 Machine Learning detection for dropped file 11->74 76 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->76 78 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 11->78 24 schtasks.exe 11->24         started        26 YYtJku.exe 11->26         started        28 schtasks.exe 13->28         started        30 YYtJku.exe 13->30         started        signatures5 process6 dnsIp7 48 smtp.zoho.com 136.143.186.56, 49751, 587 ZOHO-ASUS United States 15->48 50 elb097307-934924932.us-east-1.elb.amazonaws.com 50.19.252.36, 443, 49750 AMAZON-AESUS United States 15->50 52 2 other IPs or domains 15->52 38 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 15->38 dropped 40 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 15->40 dropped 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->54 56 Moves itself to temp directory 15->56 58 Tries to steal Mail credentials (via file access) 15->58 60 3 other signatures 15->60 32 conhost.exe 20->32         started        34 conhost.exe 24->34         started        36 conhost.exe 28->36         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f924ed04e2ce70872e8e341379288a15579ade521df2e4d248054fe2d9357ee2/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-09 14:58:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7eso2bhczzyioluogqjxskekcvlzvxssdxzojusiavh6fwjvp3ra._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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17b671d207ca3e6334ddcae8ce17f1317ccaf35e992fed85724313ee1919f519
AgentTesla
286b00dda63a28a1d22aae31f1622b04700207b92ab0f033e8885fb55eaa3e86
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2f02f87bd00996719cd97c827f1bd4578033a03d7e3884ec18ec0eca32cee516
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36f888cfcc5ca73bed330401ff231b38012baad656797b803d51157ee2252177
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5b48475bbc32e2dbd6ebfb746071c6192e57dfdfcfc0cfb1ae9f381663728537
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6564b76eec49b15e7a3f42b48fedca593b48e5f145863dd16ea519b3bcf09e60
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8f1df804a5fc826de1487d95db7e15faede754cd925132f7e920fd712e154208
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bd5a89235b1e44222a7cda1b6349967af2152683661cef1d8c8ef515d1706828
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c39ac13cc69cadcb6badd8700e1a667274b9cd9eaa102db3f506bbf35372a29c
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e8e343cbb5ec9cf1c0d2d4ce34773c03b18cbdc29811acbee054b0731660ad02
AgentTesla
+ 1'016 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/201009-yhnd9hxx1a/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
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:
f924ed04e2ce70872e8e341379288a15579ade521df2e4d248054fe2d9357ee2
MD5 hash:
ef09be433e99c85d84d7446c3f0b4abf
SHA1 hash:
f9d9abdb43b969e96160e8f75f77d0e9c807b093
Link:
https://www.unpac.me/results/8d4c8c4c-512b-4958-afdb-cd92c1bb431c/
SH256 hash:
576a7d3601a3d1583b594dd35fa1f3f1f9a3005c4db25bf98e37949ba81e706c
MD5 hash:
abe84c9fde15775ada52669d9d33a958
SHA1 hash:
3df0124ad52a2258a79770741183bd0976cee053
Link:
https://www.unpac.me/results/8d4c8c4c-512b-4958-afdb-cd92c1bb431c/
SH256 hash:
357dbeb994ed2ee1a91b5a03c7689b30a6e0d59fe72301fb38f36135c639305f
MD5 hash:
a4748f4356854df8278d56b9a6971708
SHA1 hash:
6aee0256fab3554a4eda960fdc8ed20f81f94bb6
Link:
https://www.unpac.me/results/8d4c8c4c-512b-4958-afdb-cd92c1bb431c/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/8d4c8c4c-512b-4958-afdb-cd92c1bb431c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f924ed04e2ce70872e8e341379288a15579ade521df2e4d248054fe2d9357ee2

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

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

Malspam

AgentTesla

zip ff3e66eb203000c319b84afbd85f008c982e59879c6a78192bdc593785fd6a6b

AgentTesla

Executable exe f924ed04e2ce70872e8e341379288a15579ade521df2e4d248054fe2d9357ee2

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/69561/
  
Dropped by
SHA256 ff3e66eb203000c319b84afbd85f008c982e59879c6a78192bdc593785fd6a6b

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