MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9. 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: 17


Intelligence 17 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9
SHA3-384 hash: a95512200f789a673138e1f579609cdf8f50140cf8522f6947e231d26a492abe16ef9e5ccfc18c8d9a39d2088d6ac529
SHA1 hash: cfe7c18b3c77c968e0c4dde45072b3771dfe9ad0
MD5 hash: aca3eeaff7c67d96a626259d3d73a20f
humanhash: burger-lion-twenty-kilo
File name:INVOICE-BUO2300000.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:793'088 bytes
First seen:2024-04-03 09:40:06 UTC
Last seen:2024-04-03 10:24:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:Yefdsbuw0Wa95Em6E3/+Bpglgh+zIGznQNVZCJ/dzpTt+bwSKu:qU3B/Bo+z/+VO
Threatray 4'389 similar samples on MalwareBazaar
TLSH T18EF4F18C3660B6DFC42BCE7699982C20B72169B7270BD243649312EC9A1DAD7CF155F3
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 0048717171714800 (14 x AgentTesla, 1 x RemcosRAT)
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
389
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Artifacts-0a65f763-f15b-11ee-b297-9819979bad49-2024-04-03_02-25-20Z.zip
Verdict:
Malicious activity
Analysis date:
2024-04-03 02:25:54 UTC
Tags:
spam stealer agenttesla
Link:
https://app.any.run/tasks/528d21b8-2d59-4b27-947a-c1898193a039

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Connection attempt
Sending a custom TCP request
Stealing user critical data
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9
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/370f89df-e83b-4885-a565-009130d7a262
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1419267
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
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
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-04-03 01:43:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3jxt6h3efqj5fn57jsdoe2dmlynwa3n6ba4eeomyyfluffafixuq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
1d1d933ba1432df605185af5aa5b7c962566d5a92bd55cacdf32fb84acb1b7f4
AgentTesla
94279f693b7bb1c21594d96e572ebc15e6aea416816b03d677a3875ebb84a99b
AgentTesla
9e3efbcbbc7329e7b89e1dfbd094593debfd57fcb860f5f14c5a0ff97e7c1293
AgentTesla
ad7131b66e0218e87b565bebac20995ac672871eb45d17b0c7a41afd28d0fb0b
AgentTesla
+ 4'379 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/240403-lnrbhacb39/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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:
1b9894f22393024d1a5a270b23db7347ef505b632e5b82660f70d5dc7b9e1a2b
MD5 hash:
12aaf5d4e4c1f03f9b640d610a7d012b
SHA1 hash:
e041514334e6bf12c35b85f4e78793e71e9b3115
Link:
https://www.unpac.me/results/71d50ff0-e506-453a-aa94-c8df7cfed966/
SH256 hash:
71dab87ac5b7b80468ef8ccb16b74b39cc862b7fb9a6e430e4cd7e375dbe6c27
MD5 hash:
df9e546ebe70f8307bc8e6ad3aa08f0f
SHA1 hash:
d649fef8643e0a0c870519420522d5ca23dd7382
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/71d50ff0-e506-453a-aa94-c8df7cfed966/
Parent samples :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 hash:
7cfce9d4374f24d233171eaff3aa995d700542bf0a9fd54f183745647f450c4a
MD5 hash:
aacd3a7a18721a1a5e2aac83bfedc3c9
SHA1 hash:
2743a9077e031d648c206c00bc0fa38f9e0dab38
Link:
https://www.unpac.me/results/71d50ff0-e506-453a-aa94-c8df7cfed966/
SH256 hash:
526156ce668793dca6496607e2bb2b0c7555868a5b819a0e8affbee3dfe3dc11
MD5 hash:
1cff42072d104de8ba15c6b6b185d905
SHA1 hash:
1edb295a5d1aff366cd35a2b9233d54896eef447
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/71d50ff0-e506-453a-aa94-c8df7cfed966/
Parent samples :
895665fab2e077f4ac46cc0e9ebbf5e84da4a851c163320734cfd39f3916bba0
5fd7aaecea93b94823aa67414bf4314bd1f19c8e8ca44ea569210bffbc623f55
ddc5d1c80b07a16ba4a2d8d289dcfccaa1c2f25a525d96f223be8c8eedf9e9e6
bd97d642866f3aaa69be60fe0ca7f96bc495e5d060a4c0827a9929b02df7b449
2dbee3107b081e1b44643142cdf08647540ace2889f1e0d17747ac3a08617b42
94279f693b7bb1c21594d96e572ebc15e6aea416816b03d677a3875ebb84a99b
da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9
SH256 hash:
da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9
MD5 hash:
aca3eeaff7c67d96a626259d3d73a20f
SHA1 hash:
cfe7c18b3c77c968e0c4dde45072b3771dfe9ad0
Link:
https://www.unpac.me/results/71d50ff0-e506-453a-aa94-c8df7cfed966/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/da6f3f1f642c/report/overview.html
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/da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9

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:AgentTeslaV5
Create hunting rule
Author:ClaudioWayne
Description:AgentTeslaV5 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:NET
Create hunting rule
Author:malware-lu
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

rar 0975baf3be401908686d5dda56187131a2c2d148a964fd59f0571a0e87ed9d8d

AgentTesla

Executable exe da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 0975baf3be401908686d5dda56187131a2c2d148a964fd59f0571a0e87ed9d8d
  
Dropped by
MD5 20f5edc41fb7cb37512e30cbe9884f74

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