MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5554778f65c46ca8c4d902cd07434cd5c37afdd661c396cd01a934e7d5f06527. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments

SHA256 hash: 5554778f65c46ca8c4d902cd07434cd5c37afdd661c396cd01a934e7d5f06527
SHA3-384 hash: 47012fa63464eb93442e960c2753b6cabf3c19b425455bc422bf775f11855ac867f5fd8765a9d15305447c484a832496
SHA1 hash: de5ead4ddbe7955096a0e14176acd557e5ea56d9
MD5 hash: aa2b33966ad930b0d962b4ad9e4aa377
humanhash: nineteen-avocado-johnny-burger
File name:SOA.exe
Download: download sample
Signature AgentTesla
File size:484'201 bytes
First seen:2021-06-02 06:44:26 UTC
Last seen:2021-06-02 07:55:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 12288:pOuaFz0JIZmDz31Ahfas66FK+VcvA9CI6R0bvgXbyFVaWp:2Fz0JIZmPcfHhFKe6A9Xr0yx
Threatray 5'490 similar samples on MalwareBazaar
TLSH E6A4E109F7A0D85FC38765791DB5D33422F9DF958A2289237B907B2E3E33A966E041C1
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
135
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOA.exe
Verdict:
Malicious activity
Analysis date:
2021-06-02 06:46:43 UTC
Tags:
installer keylogger stealer agenttesla

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
Creating a file in the %temp% directory
Creating a file
Creating a file in the %AppData% subdirectories
Launching a process
Using the Windows Management Instrumentation requests
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Creates multiple autostart registry keys
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 428053 Sample: SOA.exe Startdate: 02/06/2021 Architecture: WINDOWS Score: 100 46 Found malware configuration 2->46 48 Yara detected AgentTesla 2->48 50 Yara detected AgentTesla 2->50 52 3 other signatures 2->52 6 oapguafkkp.exe 17 2->6         started        10 SOA.exe 1 21 2->10         started        12 newapp.exe 2 2->12         started        14 newapp.exe 1 2->14         started        process3 file4 28 C:\Users\user\AppData\Local\...\System.dll, PE32 6->28 dropped 54 Machine Learning detection for dropped file 6->54 56 Writes to foreign memory regions 6->56 58 Maps a DLL or memory area into another process 6->58 16 MSBuild.exe 2 4 6->16         started        30 C:\Users\user\AppData\...\oapguafkkp.exe, PE32 10->30 dropped 32 C:\Users\user\AppData\Local\...\System.dll, PE32 10->32 dropped 60 Creates multiple autostart registry keys 10->60 20 MSBuild.exe 2 10->20         started        22 conhost.exe 12->22         started        24 conhost.exe 14->24         started        signatures5 process6 file7 26 C:\Users\user\AppData\Roaming\...\newapp.exe, PE32 16->26 dropped 34 Tries to steal Mail credentials (via file access) 16->34 36 Creates multiple autostart registry keys 16->36 38 Tries to harvest and steal browser information (history, passwords, etc) 16->38 40 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->40 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->42 44 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 20->44 signatures8
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-06-02 06:45:09 UTC
AV detection:
10 of 47 (21.28%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


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

Malspam

AgentTesla

Executable exe 5554778f65c46ca8c4d902cd07434cd5c37afdd661c396cd01a934e7d5f06527

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments