MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418. 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: 19


Intelligence 19 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418
SHA3-384 hash: e32bd4b4b02e13face7635641eb3558da3826f4933e93990255c88f5cfbca3d8a70f13eaa03ec87802051db095262473
SHA1 hash: af2abae88173c307632d762fc0eb98c520a821e2
MD5 hash: c9242b8ac20befac94e276c4bc4dc4e2
humanhash: april-friend-pip-hawaii
File name:Arrival Notice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:240'128 bytes
First seen:2024-03-12 07:11:39 UTC
Last seen:2024-03-14 13:53:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 3072:845VNTCmyuyd0QxxTUbNeIMf/fTTEXXN2/5dhG5DcN:845V9Cmyuyd0QxxobN2bgXXgZGu
Threatray 5'065 similar samples on MalwareBazaar
TLSH T1FB340E037E48EB15E5A87E3782EF2C2413B2B4C71633C60B6F49AFA518516426D7E72D
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
348
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418.exe
Verdict:
Malicious activity
Analysis date:
2024-03-12 07:27:39 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/4f43d7de-8809-46cc-9ad6-1fd116c1de6a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/478706/
Detection(s):
Win.Packed.Msilperseus-9956591-0
Create hunting rule

Win.Packed.Generic-10003641-0
Create hunting rule

Win.Packed.Generic-10011753-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Reading critical registry keys
Sending an HTTP GET request
Creating a window
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive fingerprint hacktool hook keylogger lolbin remote stealer
Link:
https://www.filescan.io/uploads/65f00043f074ad892e527995/reports/e095df8d-3d8b-433c-9ac4-38938b46d06c/overview
Verdict:
Malicious
Labled as:
Dacic.64A56CA5.A.Generic
Link:
https://www.hybrid-analysis.com/sample/dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418
Result
Verdict:
MALICIOUS
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/c96eada6-9198-40fb-9859-a85d976e4f4a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1407238
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample has a suspicious name (potential lure to open the executable)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-03-12 03:38:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
33 of 38 (86.84%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3shmlvzq2vu4wpurqud7czuupy6bjniebdc5gkbhaoh2vdc2sqma._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
04f59143e6d05f2b94cd081c398b7e4dc6ab486fa83e67194b13582faaa8727a
AgentTesla
6c0954f6aa04f44f798050786047faba1926903926e7f8aa20ff37de8ccac3a2
AgentTesla
82364f1c145709d6e5ab34a718fae2eef082f0b3d174a90d41d52c1e149ceafc
AgentTesla
baa8f36bbac74541c841caa0a891d8913224001d33452bcd735754b663e67bd2
AgentTesla
dd8aae27e7726cc2fa28a115919e94014d94b8300018c97fc06448f8fea2796c
AgentTesla
+ 5'055 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/240312-h1hncabc7x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Looks up external IP address via web service
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418
MD5 hash:
c9242b8ac20befac94e276c4bc4dc4e2
SHA1 hash:
af2abae88173c307632d762fc0eb98c520a821e2
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/25f4c7ab-9b1a-42fb-885f-1b20072efc25/
Parent samples :
dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418
d04380b79524da697074a01b0af3809f881d0fb09a68364083aeb7a1be021249
af69e50524ba63cfcbaaa2de4d15434743f2f34239ad34228e4eadde55bbeae6
8d5930353d2239c66b566cb6725058657d642d766549d493f0118aa495c95106
6a8efc3348d8b25bf4070dc9ad8d1e69d59b1ac1646e55fbef4a015c25ab07db
5d4c2d7fd974a27b151f948878af80220538328e121ce4cf3a8cad2156f6e48e
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/dc8ec5d730d5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.77
Link:
https://yomi.yoroi.company/submissions/dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Generic_Threat_9f4a80b2
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information

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

Malspam

AgentTesla

zip 9f51f49f74c5624ca1063ed5389b06edebce01a18da1f9931081b0849092a4a0

AgentTesla

Executable exe dc8ec5d730d569cb3e918507f166947e3c14b50408c5d32827038faa8c5a9418

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/478706/
  
Dropped by
SHA256 9f51f49f74c5624ca1063ed5389b06edebce01a18da1f9931081b0849092a4a0
  
Dropped by
MD5 5cdad6b11e6168e8303af8106ad3416e

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments