MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 86f9983bb1a620da3acf9002dff0372555c4ebb7ba7aecbcbaa4c485b90f2128. 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: 10
| SHA256 hash: | 86f9983bb1a620da3acf9002dff0372555c4ebb7ba7aecbcbaa4c485b90f2128 |
|---|---|
| SHA3-384 hash: | b958bf9d07f4c26579c48e8c616dd60eb7bc3b094f4bf337473a397333a2b512b28727887061778d0946644dfa3bc35c |
| SHA1 hash: | 7b2b07fbd2b2032580306a0ca6854d58d7565cbc |
| MD5 hash: | 6cc205e80e0599e12160e9d555c1a023 |
| humanhash: | delaware-harry-high-timing |
| File name: | swift payment receipt.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 220'672 bytes |
| First seen: | 2021-05-18 05:15:47 UTC |
| Last seen: | 2021-05-18 12:42:12 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 3072:eVQCAqwCcvPahRfcx82FIvpc5ExK+UJjJBZdis9s/DBJjZI6x1VhFyJVFnDRqg9G:eWIvxU1DiAQfI6x18VFtqw9sU |
| Threatray | 4'986 similar samples on MalwareBazaar |
| TLSH | B92429566754D520CB6F527DC01A821831F1D703A72AE2CF5AA6D8EA2F832CDF90BCD5 |
| Reporter |  GovCERT_CH |
| Tags: | AgentTesla |
Intelligence
File Origin
# of uploads :
3
# of downloads :
153
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
swift payment receipt.exe
Verdict:
No threats detected
Analysis date:
2021-05-18 07:43:28 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Launching a process
Sending a UDP request
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
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Executable has a suspicious name (potential lure to open the executable)
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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:
Detection:
agenttesla
Threat name:
ByteCode-MSIL.Infostealer.DarkStealer
Status:
Malicious
First seen:
2021-05-17 20:43:52 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 4'976 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla persistence spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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
Delivery method
Distributed via e-mail attachment
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
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0) [C0027.001] Cryptography Micro-objective::AES::Encrypt Data