MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c89fc0ef572fffab2637e8aff65b4ef5e57f101aea6dc24b9fb04ee56496dd1c. 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: 15
| SHA256 hash: | c89fc0ef572fffab2637e8aff65b4ef5e57f101aea6dc24b9fb04ee56496dd1c |
|---|---|
| SHA3-384 hash: | cc0dc7a71b8ae8b095cf959f5163ee0a598ecc9956abfb6a47bdc8401a6963749c60d4df7a4840ba048d7dbaadd71c93 |
| SHA1 hash: | 31eb87a54c4e097ad90d38578f31380abb01cd54 |
| MD5 hash: | 54e84bd3c62d3895d948a3c03f9abaa5 |
| humanhash: | glucose-equal-north-quiet |
| File name: | κουπόνι Υπογραφή.docx.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 1'177'600 bytes |
| First seen: | 2023-08-18 13:22:49 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'473 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 24576:P4/t9iCb5/NJe+jvcjWlJE9vhGFCxTooo6SG/qZAYOo0JHs8qKo1:6955HeOvciPohGqTooo6SGuR0JHtqKo1 |
| Threatray | 5'524 similar samples on MalwareBazaar |
| TLSH | T15745E0433584C5A8CE294AB6F20B85642756EDBAE719D3197A8C73A30FF37E60931707 |
| TrID | 58.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 13.2% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 8.4% (.EXE) Win64 Executable (generic) (10523/12/4) 5.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.0% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| File icon (PE): |  |
| dhash icon | b2b2a48ea6bafe6e (2 x AgentTesla, 1 x Formbook) |
| Reporter |  Xev |
| Tags: | AgentTesla exe keylogger RAT spyware |
Intelligence
File Origin
# of uploads :
1
# of downloads :
503
Origin country :
GRVendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
κουπόνι Υπογραφή.docx.exe
Verdict:
Malicious activity
Analysis date:
2023-08-18 13:26:28 UTC
Tags:
stealer agenttesla
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
Searching for the window
Creating a window
Launching a process
Creating a file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Сreating synchronization primitives
DNS request
Stealing user critical data
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
Lazy.Generic
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 potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 an obfuscated file name to hide its real file extension (double extension)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Detection:
agenttesla
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2023-08-15 13:53:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
32
AV detection:
19 of 24 (79.17%)
Threat level:
2/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 5'514 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla
Unpacked files
SH256 hash:
c89fc0ef572fffab2637e8aff65b4ef5e57f101aea6dc24b9fb04ee56496dd1c
MD5 hash:
54e84bd3c62d3895d948a3c03f9abaa5
SHA1 hash:
31eb87a54c4e097ad90d38578f31380abb01cd54
Malware family:
AgentTesla.v4
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | AgentTeslaV4 |
|---|---|
| Author: | Rony (r0ny_123) |
| Rule name: | INDICATOR_EXE_Packed_GEN01 |
|---|---|
| Author: | ditekSHen |
| Description: | Detect packed .NET executables. Mostly AgentTeslaV4. |
| Rule name: | MSIL_SUSP_OBFUSC_XorStringsNet |
|---|---|
| Author: | dr4k0nia |
| Description: | Detects XorStringsNET string encryption, and other obfuscators derived from it |
| Reference: | https://github.com/dr4k0nia/yara-rules |
| Rule name: | msil_susp_obf_xorstringsnet |
|---|---|
| Author: | dr4k0nia |
| Description: | Detects XorStringsNET string encryption, and other obfuscators derived from it |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | PE_Potentially_Signed_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
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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