MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d40a1a56665b463436106e1b12cdcb4c757bc765608c23c7425abfc8011a1bf4. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d40a1a56665b463436106e1b12cdcb4c757bc765608c23c7425abfc8011a1bf4
SHA3-384 hash: 022a4a88f84379838cdf51c931eca2d9d38b63d9b145e67ab5cc9e7200fbc96012efcd882ceb83bae8c3af64709dd861
SHA1 hash: c3c409f5328dbcf42bbc8f6a67286c16fb6407e0
MD5 hash: bcf63948823086a63d939e56d39a3110
humanhash: texas-asparagus-one-nine
File name:quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:814'080 bytes
First seen:2021-07-13 05:10:26 UTC
Last seen:2021-07-13 09:14:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'207 x SnakeKeylogger)
ssdeep 12288:pNq0qmxX+wokjuinf/K2TFjR9A+UM1HPX+qDimzf700qwltCJoOG2T5z8:pNtuwVrTFfUM1P+qf/e+CCOGiz
Threatray 6'612 similar samples on MalwareBazaar
TLSH T14D05E07A53EC0627C7BE92B93AA0F005FB60AC933B21DE1F56C371C5542B64169C1DAE
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
quotation.exe
Verdict:
Suspicious activity
Analysis date:
2021-07-13 05:16:02 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/aa15d03c-85bf-4f44-8d35-491e3f9b4b92

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/171228/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.21075.24681.UNOFFICIAL
Create hunting rule

Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f3e376a2-e1c3-45c7-9c14-ebbc37d66629
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/815276
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
Allocates memory in foreign processes
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 sample
Modifies the hosts 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 detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d40a1a56665b463436106e1b12cdcb4c757bc765608c23c7425abfc8011a1bf4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-13 05:11:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
11 of 46 (23.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2qfbuvtglnddinqqnynrftoljr2xxr3fmcgchr2clk74qai2dp2a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2058a16dae0afbc5a8be6091073e6e56f95469be12da77ef04f40fdd9c522b75
AgentTesla
2954036992b7b420be7ab6d5318b44ab389a5d2ab6d60a24a3e02af504742aa0
AgentTesla
30c7b7df9419748053c69c09c0a485493dc2d0bcd304d6bfd1b3a6c6118a2e2b
AgentTesla
3b9ecb78cd652a064154cf33cda9436955fb9c5bbb4c8045841b42d719bd27af
AgentTesla
409b25e528562742c4af4c0f5b5939da4fa8c076edac9a58e9bcd4e35870b941
AgentTesla
512e2ffb2c0fea781781ac3c04ce0ec6395add6cdb80cb4a6fb88ded75f0154c
AgentTesla
65311e0d5afc8166606e9db1371b113b630cc15d4c28d8324273caa1540e211b
AgentTesla
80229ebcf769df182c0354a82f076cb2f093d95a2bde0af3d9ef740c1aa038a6
AgentTesla
946d932af402b5296889f82c65c54a96617ac2bdc5f787ab81e2ab7077f418c9
AgentTesla
a8f607760c06f41b0f68f04f39cfde6da7c9c9049dd816e38ed9b36ace8941a9
AgentTesla
+ 6'602 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210713-1jxac5rczn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
c362729899c5956cfa9fc3bcf9b21ac72066a1b84a497ceb1281f76e2f55c54b
MD5 hash:
0327d1374a5ce015ad9c83c5de76e823
SHA1 hash:
e521349d9e96a4191248747c42c78b6f88fc8f63
Link:
https://www.unpac.me/results/bfb207a2-3463-48ee-bdeb-88dfdc488d48/
SH256 hash:
59847b7ddf871f152542429339a8ea9daa67db5591b39cc2ead29b62c2951e20
MD5 hash:
df792f1e085e6d43cb14bf94cdc63179
SHA1 hash:
b738f39da395a36cb74a812a97c468b068c3f566
Link:
https://www.unpac.me/results/bfb207a2-3463-48ee-bdeb-88dfdc488d48/
SH256 hash:
d4f4745d3ff4d277433a8b44159b4532972bd59bc1f4f525ab4deb21af2f46c6
MD5 hash:
b2cb0fb8eb131c827ec1e70526d0421e
SHA1 hash:
93998c8bda63873e1496c94f31c66d85c3f7ce7c
Link:
https://www.unpac.me/results/bfb207a2-3463-48ee-bdeb-88dfdc488d48/
SH256 hash:
d40a1a56665b463436106e1b12cdcb4c757bc765608c23c7425abfc8011a1bf4
MD5 hash:
bcf63948823086a63d939e56d39a3110
SHA1 hash:
c3c409f5328dbcf42bbc8f6a67286c16fb6407e0
Link:
https://www.unpac.me/results/bfb207a2-3463-48ee-bdeb-88dfdc488d48/
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/d40a1a56665b463436106e1b12cdcb4c757bc765608c23c7425abfc8011a1bf4

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: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

rar c2ef6d2c8a13489a0db1eec978a90544726ee02f55e7b1d9e671fb86a0305e5b

AgentTesla

Executable exe d40a1a56665b463436106e1b12cdcb4c757bc765608c23c7425abfc8011a1bf4

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 c2ef6d2c8a13489a0db1eec978a90544726ee02f55e7b1d9e671fb86a0305e5b
Cape
Cape
https://www.capesandbox.com/analysis/171228/
  
Dropped by
SHA256 c8bd5cafdfa9c01d0ad20e70603f2b82b65de4c44c837ebe2fff55b25b822d6f

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