MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0c397ebc470f59440b6a317a88a2592c0b05057cea1ff2f31b9fdde549971aee. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments 1

SHA256 hash: 0c397ebc470f59440b6a317a88a2592c0b05057cea1ff2f31b9fdde549971aee
SHA3-384 hash: 849499f447cf22d9d11bb5742065d8bb4b3d293f9b73a9a1e2ba57de75520c05bd468ac83435cdafb127c01f2fb43a3c
SHA1 hash: 825a057b9218a956a632bdd563056be37bfc0c10
MD5 hash: d0a8c2403c51ea96d820dcd443f1aaab
humanhash: ohio-lake-march-music
File name:d0a8c2403c51ea96d820dcd443f1aaab.exe
Download: download sample
Signature AgentTesla
File size:348'416 bytes
First seen:2021-05-04 17:49:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ea4e67a31ace1a72683a99b80cf37830 (70 x Formbook, 64 x GuLoader, 54 x Loki)
ssdeep 6144:lPXZLwfTl4lCmjw3FYlbB231/KtItPfiFtDMFTDb+AqTfu8cxFdMACKtee7o:TLwl4dw36lyKtBgFMfoFdM7tGo
Threatray 5'089 similar samples on MalwareBazaar
TLSH 1B742207A390F5FBEB3B06760F35265B6FB6A51004E6039B7340BA2C77718D1152ABDA
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
105
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a file in the %AppData% subdirectories
Modifying a system executable file
Unauthorized injection to a recently created process
Creating a window
Sending a UDP request
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Moving of the original file
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
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Moves itself to temp directory
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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 harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 404206 Sample: 1g1NLI6i33.exe Startdate: 04/05/2021 Architecture: WINDOWS Score: 100 31 us2.smtp.mailhostbox.com 2->31 45 Found malware configuration 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 Yara detected AgentTesla 2->49 51 2 other signatures 2->51 7 1g1NLI6i33.exe 1 21 2->7         started        11 vsbqyetogexvl.exe 17 2->11         started        13 vsbqyetogexvl.exe 17 2->13         started        signatures3 process4 file5 23 C:\Users\user\AppData\...\vsbqyetogexvl.exe, PE32 7->23 dropped 25 C:\Users\user\AppData\...\jupf00qz2dn.dll, PE32 7->25 dropped 53 Detected unpacking (changes PE section rights) 7->53 55 Detected unpacking (creates a PE file in dynamic memory) 7->55 57 Detected unpacking (overwrites its own PE header) 7->57 59 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->59 15 1g1NLI6i33.exe 2 7->15         started        27 C:\Users\user\AppData\...\jupf00qz2dn.dll, PE32 11->27 dropped 61 Multi AV Scanner detection for dropped file 11->61 63 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->63 65 Machine Learning detection for dropped file 11->65 19 vsbqyetogexvl.exe 11->19         started        29 C:\Users\user\AppData\...\jupf00qz2dn.dll, PE32 13->29 dropped 67 Maps a DLL or memory area into another process 13->67 21 vsbqyetogexvl.exe 2 13->21         started        signatures6 process7 dnsIp8 33 us2.smtp.mailhostbox.com 208.91.199.224, 49768, 587 PUBLIC-DOMAIN-REGISTRYUS United States 15->33 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->35 37 Moves itself to temp directory 15->37 39 Tries to steal Mail credentials (via file access) 15->39 41 Tries to harvest and steal ftp login credentials 21->41 43 Tries to harvest and steal browser information (history, passwords, etc) 21->43 signatures9
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-05-04 17:50:10 UTC
AV detection:
19 of 47 (40.43%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious behavior: RenamesItself
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
2a344bc8389c27e68ef7bbeaab1b98e580a9f42a1ad1ea6b2492d9635b7b5105
MD5 hash:
ad0988e9810db71dbbf62eb34162baeb
SHA1 hash:
78465d48ecbdcb107b6dc1937d823dbe3e789318
SH256 hash:
0c397ebc470f59440b6a317a88a2592c0b05057cea1ff2f31b9fdde549971aee
MD5 hash:
d0a8c2403c51ea96d820dcd443f1aaab
SHA1 hash:
825a057b9218a956a632bdd563056be37bfc0c10
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.

Web download

AgentTesla

Executable exe 0c397ebc470f59440b6a317a88a2592c0b05057cea1ff2f31b9fdde549971aee

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-04 17:59:45 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0032.001] Data Micro-objective::CRC32::Checksum
1) [C0026.002] Data Micro-objective::XOR::Encode Data
4) [C0046] File System Micro-objective::Create Directory
5) [C0048] File System Micro-objective::Delete Directory
6) [C0047] File System Micro-objective::Delete File
7) [C0049] File System Micro-objective::Get File Attributes
8) [C0051] File System Micro-objective::Read File
9) [C0050] File System Micro-objective::Set File Attributes
10) [C0052] File System Micro-objective::Writes File
11) [E1510] Impact::Clipboard Modification
12) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
13) [C0036.002] Operating System Micro-objective::Delete Registry Key::Registry
14) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
15) [C0036.005] Operating System Micro-objective::Query Registry Key::Registry
16) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
17) [C0017] Process Micro-objective::Create Process
18) [C0038] Process Micro-objective::Create Thread