MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 81baf55c19c00ec38dd62ea3b30a3af669be588442dc0648865f80195665d2b2. 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: 13
| SHA256 hash: | 81baf55c19c00ec38dd62ea3b30a3af669be588442dc0648865f80195665d2b2 |
|---|---|
| SHA3-384 hash: | bac30da8ef1022bae1fe67cdd4d9cd154cd97d4944ab76c6527cc78c8f879f8a50c7214103d26ea779ea5d8841097055 |
| SHA1 hash: | 75623647a35d7bfbfc0df5dfc24646c8d53367d1 |
| MD5 hash: | ade71491b076ca7a43effaf0214dd030 |
| humanhash: | massachusetts-oklahoma-tennessee-beer |
| File name: | 4EBE6@3.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 641'536 bytes |
| First seen: | 2022-08-05 09:29:49 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (31'208 x AgentTesla, 10'508 x Formbook, 5'466 x SnakeKeylogger) |
| ssdeep | 6144:EJCAIlFP8EYO+nm5NhbQ26Ldtb5joi2lEfbi4xzn+CzXJFSf19M/6ETrM00nQbql:OO2m5F+dtmi22ZzxSf1q6B0sQuc9Gy |
| Threatray | 18'337 similar samples on MalwareBazaar |
| TLSH | T1C6D4BE4B7BA05922C07C37F381A556D0D3F2E0CE595DCB8A88CAB3EA2B733816D55953 |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| Reporter | @TeamDreier |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
250
Origin country :
DKMail intelligence
No data
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4EBE6@3.exe
Verdict:
Malicious activity
Analysis date:
2022-08-05 09:31:03 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Creating a file
Moving of the original file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed
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
Verdict:
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
Drops executable to a common third party application directory
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Moves itself to temp directory
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 steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-08-04 13:14:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
22 of 26 (84.62%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 18'327 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
81baf55c19c00ec38dd62ea3b30a3af669be588442dc0648865f80195665d2b2
MD5 hash:
ade71491b076ca7a43effaf0214dd030
SHA1 hash:
75623647a35d7bfbfc0df5dfc24646c8d53367d1
Malware family:
AgentTesla.v3
Verdict:
Malicious
AV coverage:
61.97%
AV detections:
44 / 71
Threat name:
Suspicious File
Score:
0.35
YARA Signatures
MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| 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
Delivery method
Distributed via e-mail attachment
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