MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 438a50c5f70ae621fe841b4e374fb6ca497eea812ed0a12747ebcfa6112b0c31. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 438a50c5f70ae621fe841b4e374fb6ca497eea812ed0a12747ebcfa6112b0c31
SHA3-384 hash: 1c799814fd3968825b9e1337d12d815655bc4d4ee5ce01c3d8339c05ffad90851272577c7614a0a3f0b19d4697ffde48
SHA1 hash: e30cb48bee474cc053774d289567b84a144884fd
MD5 hash: 7c182c7c179ef939c1bbf1b82f042234
humanhash: iowa-comet-ceiling-seven
File name:DHL STATEMENT OF ACCOUNT - 3300315209_PDF.scr
Download: download sample
Signature AgentTesla
Create hunting rule
File size:300'032 bytes
First seen:2021-09-21 00:51:57 UTC
Last seen:2021-10-04 13:05:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:XPaibq3Sayn/D868VojFN4MMnC6WQY7Qz6icLbPY+EFWEMECK:/aioPynL85oP6LiLbBEQEC
Threatray 10'056 similar samples on MalwareBazaar
TLSH T16C5412300B38CD42E5548EF5AD5286F4232CAD03690AAA3B26C47D2E7FF2A57C456776
File icon (PE):PE icon
dhash icon 187362cce42c98e0 (4 x AveMariaRAT, 4 x Formbook, 3 x AgentTesla)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
158
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL STATEMENT OF ACCOUNT - 3300315209_PDF.scr
Verdict:
Malicious activity
Analysis date:
2021-09-21 00:55:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/dc4885e1-dd2d-40f0-9d04-e85519e965cc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/189626/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.10517.19636.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3498c819-949f-4558-b30b-bd82807c937a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/854502
Signature
.NET source code contains very large array initializations
Found malware configuration
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for sample
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)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 486933 Sample: DHL STATEMENT OF ACCOUNT - ... Startdate: 21/09/2021 Architecture: WINDOWS Score: 100 33 www.twitter.com 2->33 35 www.google.com 2->35 37 3 other IPs or domains 2->37 51 Found malware configuration 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected AgentTesla 2->55 57 4 other signatures 2->57 8 DHL STATEMENT OF ACCOUNT - 3300315209_PDF.exe 5 2->8         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\aspnet_compiler.exe, PE32 8->29 dropped 31 DHL STATEMENT OF A...0315209_PDF.exe.log, ASCII 8->31 dropped 11 aspnet_compiler.exe 2 8->11         started        14 powershell.exe 15 8->14         started        17 powershell.exe 18 8->17         started        19 2 other processes 8->19 process6 dnsIp7 59 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->59 61 Tries to steal Mail credentials (via file access) 11->61 63 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->63 65 2 other signatures 11->65 39 www.twitter.com 14->39 41 twitter.com 14->41 21 conhost.exe 14->21         started        43 www.google.com 17->43 23 conhost.exe 17->23         started        45 192.168.2.1 unknown unknown 19->45 47 www.facebook.com 19->47 49 star-mini.c10r.facebook.com 19->49 25 conhost.exe 19->25         started        27 conhost.exe 19->27         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/438a50c5f70ae621fe841b4e374fb6ca497eea812ed0a12747ebcfa6112b0c31/
Threat name:
ByteCode-MSIL.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2021-09-20 21:01:29 UTC
AV detection:
15 of 45 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ioffbrpxbltcd7uednhdot5wzjex52ubf3ikcj2h5ph2mejlbqyq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
756872f4d16293b9ecef4d7ac6a632bcd120e5afff1acd42750cca5875794493
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a33d7aa0899a3fc482f317f171286e069c251e6aa8048296e3a56916acf13087
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df5e40d1e917f0bd4c424f65c8e2557d094f5eff22b4ba6f63f093333ebbb8a9
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e87ed8ad9f753e4de9899be1bca89baf0655588679245a73c524c737512e0a45
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f199f051d76eae8d5ddf0ee522868aa6878425948f4fc23c53e547995c403cbe
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f2df3607d9bf52dea479cec85419189bebdf7030c4c6fbbaa7ee18e4996a3013
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ff30ebf52489bc096912d3d89259f8f6e44ec3ced1d124094d10f2fbfaa18590
AgentTesla
+ 10'046 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210921-a73m4aachp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
f9fa63cc537c86167e07bc3d7ffeff57e1e1b46ce4b7dbbbb2c5a6378fd22435
MD5 hash:
5df347773c992a26fd2abad367249d4b
SHA1 hash:
a3bf99f2e85db700a3273db0ddccf2a0425e22c3
Link:
https://www.unpac.me/results/c20baeff-f80c-4f7e-b1f7-b3c1ad3d7d3c/
SH256 hash:
438a50c5f70ae621fe841b4e374fb6ca497eea812ed0a12747ebcfa6112b0c31
MD5 hash:
7c182c7c179ef939c1bbf1b82f042234
SHA1 hash:
e30cb48bee474cc053774d289567b84a144884fd
Link:
https://www.unpac.me/results/c20baeff-f80c-4f7e-b1f7-b3c1ad3d7d3c/
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/438a50c5f70ae621fe841b4e374fb6ca497eea812ed0a12747ebcfa6112b0c31

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: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 438a50c5f70ae621fe841b4e374fb6ca497eea812ed0a12747ebcfa6112b0c31

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/189626/

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