MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55187d6c2f610a3ce371a1fc9771ad42d90b7266c5e9ea45fced7acf9fe0ad13. 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: 55187d6c2f610a3ce371a1fc9771ad42d90b7266c5e9ea45fced7acf9fe0ad13
SHA3-384 hash: 0c366f6c4d63a266b893c558ff615c018743a598d7eb2254614a3d7b4cc280755d44eb69702608dd61212e46635f5648
SHA1 hash: 0b30aebf60a444e0342edaf498d113170b34772b
MD5 hash: 159ab3a549461842fa794b7501cd14a0
humanhash: ceiling-single-finch-ink
File name:Inquiry Order KV200520.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:516'608 bytes
First seen:2020-05-20 12:15:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:OtkYIaz2vRQ1krms/gykppEnynnrUKM6JifItGsH:OtaOsO1omiyaynro6Ji+HH
Threatray 10'942 similar samples on MalwareBazaar
TLSH C1B4F110B1699A1BCDED80F9C4D2619503B05ABB5292F7C94C9670DB37C7BE24A025FF
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.ilogsolution.com
Sending IP: 115.249.90.62
From: Lalit Dhingra <lalit@ca-dnd.com>
Subject: Inquiry Order-KV200520 from KV components, s.r.o.
Attachment: Inquiry Order KV200520.rar (contains "Inquiry Order KV200520.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-20 12:31:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kumh23bpmefdzy3ruh6jo4nnilmqw4tgyxu6urp45v5m7h7avujq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
00b85c15e241bfcd6a5a9d64029e117876da5029b60b8f4828f859277dafc6f2
AgentTesla
044f346090955fbda34aa50d2a670296ac175e76993ee9abc3ea2618b0a9cec0
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41c7d6bad3849fb7c5365745b2be8678e3e8ad63d5b4e8329b1b3206c5d1adf6
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4cc5578e9b753897ef8d0659635de7aab82fe0e17b99caf8b622ba16b0ebb764
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5421a06f84e1731435298ca1c0569059d4d6ab81463ef7f0e5515ebf60bb520e
AgentTesla
654218028f797e5c401cc31242000aaa138e3eb0f8a920b850dadc2b2bf8f807
AgentTesla
95acc9e5d834d2fbd969547ccac5209bb66cffe2fcf772ba33267423961d3fd9
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c4bb2da6ebc3708faa91997e5863224a41e8f177793064728f8a0a3201da46a2
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ea670197c4b63ece359ea040ed0bf43b585b5c16b82441e5e628aab0542ca37d
AgentTesla
fba5658815c50ae760c7baf3e1bd1bc7f3f78a7bf71066c4b4502b755b35826c
AgentTesla
+ 10'932 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-yjvjdfh9ve/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
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
AgentTesla Payload
rezer0
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

rar c41c4d5a0c46799accfacb3b0026889041e6b24753242968eca7b3886c08fef3

AgentTesla

Executable exe 55187d6c2f610a3ce371a1fc9771ad42d90b7266c5e9ea45fced7acf9fe0ad13

(this sample)

  
Dropped by
MD5 206b2b3b0ed6ca70f53d074a40f28530
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 c41c4d5a0c46799accfacb3b0026889041e6b24753242968eca7b3886c08fef3

Comments