MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31
SHA3-384 hash: 6cdcdf5c05294a6d46a716a97ecdf143176d103e3ae2a3f848934c2701bbb848df5c8001c93da2aa8db9de2df4ab8759
SHA1 hash: 36116a38fbe1e4195f7793d289d25e5833563514
MD5 hash: 6a3458dea5a141d129c83de36a99d9ad
humanhash: burger-dakota-oxygen-moon
File name:payment instruction for payment inv#0095.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:958'976 bytes
First seen:2023-06-09 07:31:42 UTC
Last seen:2023-06-09 07:57:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:VXNiP2N7Zwr+HMESeZUTPniAdx1PCceiL+UTKXaHzMGfZB:VXJNHMuUjniAluGhKqAGv
TLSH T13D1561790D4266DFD1BF932990E81C1BFBA1A886FF56F94C78C2038B31A264E76D510D
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter cocaman
Tags:AgentTesla exe payment

Intelligence

File Origin
# of uploads :
3
# of downloads :
255
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
payment instruction for payment inv#0095.exe
Verdict:
Malicious activity
Analysis date:
2023-06-09 07:32:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1f001e13-2768-44c3-aff7-a0adf452899b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/397257/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67400727.13679.17494.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6482d5743d73a4d71709d3bf/reports/974f6b27-913c-4a7a-a34d-aa94e76b47a1/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/45f0025f-2345-4eda-99fa-29e056a02b55
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1251736
Signature
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 884755 Sample: payment_instruction_for_pay... Startdate: 09/06/2023 Architecture: WINDOWS Score: 100 37 Found malware configuration 2->37 39 Sigma detected: Scheduled temp file as task from temp location 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 4 other signatures 2->43 7 payment_instruction_for_payment_inv#0095.exe 6 2->7         started        11 dHwsiSODS.exe 2 2->11         started        process3 file4 25 C:\Users\user\AppData\Roaming\dHwsiSODS.exe, PE32 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmp9210.tmp, XML 7->27 dropped 29 payment_instructio...nt_inv#0095.exe.log, ASCII 7->29 dropped 45 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->45 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->47 49 May check the online IP address of the machine 7->49 55 2 other signatures 7->55 13 payment_instruction_for_payment_inv#0095.exe 15 2 7->13         started        17 schtasks.exe 1 7->17         started        19 payment_instruction_for_payment_inv#0095.exe 7->19         started        21 payment_instruction_for_payment_inv#0095.exe 7->21         started        51 Multi AV Scanner detection for dropped file 11->51 53 Machine Learning detection for dropped file 11->53 signatures5 process6 dnsIp7 31 apollogauging.com 162.251.80.23, 26, 49705 PUBLIC-DOMAIN-REGISTRYUS United States 13->31 33 mail.apollogauging.com 13->33 35 2 other IPs or domains 13->35 57 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->57 59 Tries to steal Mail credentials (via file / registry access) 13->59 61 Tries to harvest and steal browser information (history, passwords, etc) 13->61 63 Installs a global keyboard hook 13->63 23 conhost.exe 17->23         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31/
Threat name:
ByteCode-MSIL.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2023-06-06 01:54:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
27 of 37 (72.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=54yakkwdmnaq2i5xasihslxvrwgljc7jqayucab32w3tflrnjiyq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230609-jcykbscb6x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Maps connected drives based on registry
Reads user/profile data of web browsers
Checks BIOS information in registry
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
3339a0ca71d42c7d7764dd5c20e6be651fef43155e061834f61dabed65a2c959
MD5 hash:
04c2d3a7b0e7289863fbe3c056c78744
SHA1 hash:
f2d2d14c8f54e86004e502b4c41eb8c01c06a32d
Link:
https://www.unpac.me/results/9ab5a9e6-f10c-4308-919e-a9125a21181c/
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/9ab5a9e6-f10c-4308-919e-a9125a21181c/
SH256 hash:
2e207ea8d138c9236f2b5fd3ac0adde2699df29edb48113a8621afa4c939cb73
MD5 hash:
6a67ae137fd7f448ba292414e90e1efb
SHA1 hash:
03b0c73618f217953b35ded557ebc638b0894feb
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/9ab5a9e6-f10c-4308-919e-a9125a21181c/
Parent samples :
ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31
73548862188e8c725343fd2453085ea5e8ad1b78649ac1d6d0e7df9bf308f8ce
SH256 hash:
ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31
MD5 hash:
6a3458dea5a141d129c83de36a99d9ad
SHA1 hash:
36116a38fbe1e4195f7793d289d25e5833563514
Link:
https://www.unpac.me/results/9ab5a9e6-f10c-4308-919e-a9125a21181c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.96
Link:
https://yomi.yoroi.company/submissions/ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31

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: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.

Malspam

AgentTesla

arj f48c27585b286af2312130e923a077ae9b441e10b54568e56be4eee3dbae1a99

AgentTesla

Executable exe ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 f48c27585b286af2312130e923a077ae9b441e10b54568e56be4eee3dbae1a99
Cape
Cape
https://www.capesandbox.com/analysis/397257/
  
Dropped by
MD5 4f91ba5b28ee8195dd24aac3b123f7c5

Comments