MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 286746a21e00a444f5dba54bf184545a1a8a5c5c5d813139f130ee0940d0009f. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 286746a21e00a444f5dba54bf184545a1a8a5c5c5d813139f130ee0940d0009f
SHA3-384 hash: aad192f0fe0728e9c4873b59f820bef7545d7cc5a1fae2e54998281d10252c0b4a3f8161fc632cc12d9475a5b22cdea0
SHA1 hash: f6a0b2a4f1d86181771f1f71850a5ae682e62dc1
MD5 hash: 8083a9f113f6ee458ec96ae28c423ffc
humanhash: golf-robin-fillet-cold
File name:SOA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:497'664 bytes
First seen:2020-05-14 08:50:21 UTC
Last seen:2020-05-14 14:33:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:TTRUdNg3t3uzNvpZG9biI+yxUpyFyO6Zr:JUWt3mBcpiIkUIvN
Threatray 10'596 similar samples on MalwareBazaar
TLSH C3B4CF0436BD4779E1B69BF95AA19050CBB1B61E34ADD36D8DD150CF0AD2F80C982E37
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: singnet.com.sg
Sending IP: 103.207.38.237
From: SOON CONTAINER SERVICES PTE LTD <sooncspl@singnet.com.sg>
Subject: RE: OUTSTANDING INVOICES
Attachment: SOA.zip (contains "SOA.exe")

AgentTesla SMTP exfil server:
mail.rajapindah.com:587

Intelligence

File Origin
# of uploads :
3
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-14 09:41:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fbtuniq6acsej5o3uvf7dbculiniuxc4lwatcoprgdxasqgqacpq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
09e3903ce69ce7833be44661f3c02fdee3304b78afcb1314344f7e8c9588e4a7
AgentTesla
45bea748d6714e636270097d0dca1ec13a2442359b3b9bc09204cd73dfb4dae0
AgentTesla
7da5b2a2701aa912c1e3b5d76bc926d9a446e6fcbd965bf2781d4653cc453d47
AgentTesla
875391a0ae1d2f10f9c04e39aaed8c558acf0fbad7b220d18489d25aac97ff85
AgentTesla
89bd696df7073c78ebc27a60c79728b782ca27d1d82abc8b0d5aafea1d1d61d3
AgentTesla
aea995774e042d4c1aba6b954eb0e771548f7edb16c4d46c8cae3dae99ce7bc1
AgentTesla
c941762865ec73812c88477b07a173118890f17a3ea165ae81c8b21e5efecf59
AgentTesla
d9a20b5a29f7c7a81854af1fb1dfe50dc63ec6026d07d271b1d3be30b061ca0f
AgentTesla
f06f3723235acd9307e495542a10790ac22b8b894954484b02746409802fde10
AgentTesla
ffa4e1d372fc03bb22950e80f2f7e5369824cce75ee717feff793ddf5aed34dd
AgentTesla
+ 10'586 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity evasion keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-v9x881z4je/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Drops file in Drivers directory
AgentTesla Payload
rezer0
ServiceHost packer
AgentTesla
CoreEntity .NET Packer
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

zip 69f8a5c1c6cc3a38c16323205d857f376e0f8831f0fb4de555b736fd237cd646

AgentTesla

Executable exe 286746a21e00a444f5dba54bf184545a1a8a5c5c5d813139f130ee0940d0009f

(this sample)

  
Dropped by
MD5 4ef92208f1a1d2c2a1edb965cdc2c377
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 69f8a5c1c6cc3a38c16323205d857f376e0f8831f0fb4de555b736fd237cd646

Comments