MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef7a3dbe8ef34849ff464fc0b796d637cf798c7d689fa8aaf294bf8ce414ba69. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef7a3dbe8ef34849ff464fc0b796d637cf798c7d689fa8aaf294bf8ce414ba69
SHA3-384 hash: 9b6963daa81f70e1c128cd1241cb72b490e9534203aa7202a7372a7bd3fad0037ae1d5a28c523b6aaa8a04b6994af108
SHA1 hash: e49605584a3950b73b899bf0211b4d593766b08b
MD5 hash: 8fa0bb5b861ad33f8f00c05fc7a20e50
humanhash: jig-winner-potato-lamp
File name:Remittance Advice 8300002166.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'126'912 bytes
First seen:2021-06-22 20:36:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:3F2WFHmXSotmpoKyOM9Y6L1CylQvPPPtiqT6UcMOPyKYcJ2XAYvBX8x1OS/gQipT:3PHHoMpoLrlsr6bMOKhXX8x1tipT
Threatray 6'384 similar samples on MalwareBazaar
TLSH C535CF220ECF436EE2754FB557B0BC8782B6ADA62605B2213DC031ADDA335DADCDE511
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
123
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Remittance Advice 8300002166.exe
Verdict:
Malicious activity
Analysis date:
2021-06-22 20:39:11 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4b1c33e7-4ff9-4459-a6ff-dedcbffe4890

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/167687/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader39.59262.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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d4f1fd65-d63b-4659-b413-cd9040a8c325
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/806272
Signature
.NET source code contains very large array initializations
Found malware configuration
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal ftp login credentials
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef7a3dbe8ef34849ff464fc0b796d637cf798c7d689fa8aaf294bf8ce414ba69/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-06-22 18:49:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
13 of 29 (44.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=555d3puo6neet72gj7alpfwwg7hxtdd5ncp2rkxsss7yzzauxjuq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
129c12816f1bf3b9b80fc15d4515e5df5cac9b65824f0dff50eade40c2030abb
AgentTesla
12bff015aed1ce1ec23317da40227b2acbe269261870570848192aacc4a6047a
AgentTesla
41beb8a43ba0134b257f2622a39813caf18b9c77300bf642081d9289b355e44b
AgentTesla
4e3336ac65338e996108c4baad206618fc9b506f80c07bbfb85df2d65b9e811f
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8beb0d69e7d19d0862c7c5679585c2d4b0f6bc779345e10b81f74316c6fd43db
AgentTesla
99e683680f3f8272b6c3d7d173e7f942c2747336ba3c6e729e00e9d15b743ec7
AgentTesla
b85e4c358cd20b0ad6e0bcdb93e578ee2dc2a898cfa60da1f39be1ea8424ce92
AgentTesla
bda798b8e628a9b364450614d203b2d1540155c102eddc36ad8a6ebfba18aca8
AgentTesla
c69f392d73ffa5b09d2ea03cefd8e5e7d9a490ef819468db9409bd9988e26c54
AgentTesla
ce2c29bbd18352557dd6fb16e294265d66d8d13e6d0586ef8030bbeb28e0cc97
AgentTesla
+ 6'374 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/210622-9ncx1rs3lx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
4a35f4f773f0d1ec7d62ec2c892876e3a108ebc41aa6279b9b1009a0c94d3f36
MD5 hash:
38b8cdfefbb9702e69c85b9699ac350b
SHA1 hash:
5a0ad0ffa34c44b80daaf1a9263ac47bc23b4dd9
Link:
https://www.unpac.me/results/941bcb8f-ebfa-40fd-9d02-65c17440114d/
SH256 hash:
e2539e6f36011b2dc285d1e664be2eed3ae313b6eac30f389eac6fabadfa64c8
MD5 hash:
994896b1c8129ecc3e4765c45c8a4238
SHA1 hash:
3fe89648a1f19c037eb50f40c7d6b1da6cc51675
Link:
https://www.unpac.me/results/941bcb8f-ebfa-40fd-9d02-65c17440114d/
SH256 hash:
75c7eec3e9323f1da01e646aa19d30f0b914bfe4d2b9cd7346cee67fea6236a2
MD5 hash:
44c73091e18b0e0673cf264674d68863
SHA1 hash:
2b24227a86667af5d245a2620680229e58cc05e8
Link:
https://www.unpac.me/results/941bcb8f-ebfa-40fd-9d02-65c17440114d/
SH256 hash:
ef7a3dbe8ef34849ff464fc0b796d637cf798c7d689fa8aaf294bf8ce414ba69
MD5 hash:
8fa0bb5b861ad33f8f00c05fc7a20e50
SHA1 hash:
e49605584a3950b73b899bf0211b4d593766b08b
Link:
https://www.unpac.me/results/941bcb8f-ebfa-40fd-9d02-65c17440114d/
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/ef7a3dbe8ef34849ff464fc0b796d637cf798c7d689fa8aaf294bf8ce414ba69

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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/167687/

Comments