MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b45255f1a1e65b5587343c0f9d7225ca1f60463379b0930404a25e6bcb95f77e. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b45255f1a1e65b5587343c0f9d7225ca1f60463379b0930404a25e6bcb95f77e
SHA3-384 hash: 152a266c7b4b5c13e469beef20deb5e7e5b7223f8f50b2587ddb836a29e9641b938f3550e2ae96199530f0a8fff3d0f9
SHA1 hash: 1ff91c32ae9b041432ec4bd0d767d1cf21ff54ec
MD5 hash: a24dac4d8256edd53a1d28c89bf07a50
humanhash: asparagus-magnesium-glucose-fillet
File name:b45255f1a1e65b5587343c0f9d7225ca1f60463379b0930404a25e6bcb95f77e
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'815'552 bytes
First seen:2021-05-13 14:30:07 UTC
Last seen:2021-05-14 11:46:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:YoHSJgtdiOkJldvg1/nmlgivaEoEHlxm0xB:CYm3W1/mlPeEH3m0
Threatray 4'935 similar samples on MalwareBazaar
TLSH 19859E121F050F5DE43DABBDB436140A87F87E45F3E0EE5DB86939D827BAB028D46252
Reporter madjack_red
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
3
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b45255f1a1e65b5587343c0f9d7225ca1f60463379b0930404a25e6bcb95f77e
Verdict:
Malicious activity
Analysis date:
2021-05-13 14:34:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b82ffe9e-1117-4666-80b7-902ea1ff0554

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/156229/
Detection(s):
SecuriteInfo.com.Scr.Malcodegdn30.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/781168
Signature
.NET source code contains very large array initializations
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
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 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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b45255f1a1e65b5587343c0f9d7225ca1f60463379b0930404a25e6bcb95f77e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-05-13 11:06:13 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wrjfl4nb4znvlbzuhqhz24rfzipwarrtpgyjgbaeujpgxs4v657a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
49b7fb4a55933d32cb31f41d402d9c48e8350a7254a199faae13b0c14930bafd
AgentTesla
73109a8da6ec06221d707955dce0ea93f17273ea582673f5d4cbd63ad20820fa
AgentTesla
76214b75099fe440b9639a0daa17ce9b49d1cf4193c5f3e429dac8aa1c555c60
AgentTesla
8fcf8f85c440832165b3a94aa1878a8b6db4089aa765d7a977e7b3a040c8f054
AgentTesla
9057936347c73028c880c06c0f41c373e3db3b75085f5b8da60966025c545d4b
AgentTesla
98a6ecb8694c864235818708fadba534563e4e6e7c2c48994c69499abdc35c77
AgentTesla
a10213876dda124a602a41a9b947e66ed8ad7e330b76596bdb0ab00b435aaded
AgentTesla
c70bf2aeaa6b9f644dadc0617debe3ec20671adc1e2ee8c60a8a932bf99e3c63
AgentTesla
cd33314417e59031e5fb210cd40ce59202160d1a711c9e55fe1c3b04dc7431a5
AgentTesla
d6ff339c056def1d5e03ecbfea9e55dbd8f556885b2fdcce27ddff7e040152c8
AgentTesla
+ 4'925 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/210513-8ew8ljq2h2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
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:hancitor_halo_generated
Create hunting rule
Author:Halogen Generated Rule, Corsin Camichel
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.

Cape
Cape
https://www.capesandbox.com/analysis/156229/

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