MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b8e8f5c8629513ef5ec5162ca8e5e8a7758917c4a457270e1d438c23ba3a3fa0. 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: 9
| SHA256 hash: | b8e8f5c8629513ef5ec5162ca8e5e8a7758917c4a457270e1d438c23ba3a3fa0 |
|---|---|
| SHA3-384 hash: | fb8ec1539e262107041802735071b7af3d2ec51c942ddeea7cbeabc95e0286a9938e098f0d7e1b362c1e71ace40745ca |
| SHA1 hash: | fa33e053d2c645a3c88a3d5c9f38ad12459e1c15 |
| MD5 hash: | 4efef80a9df1e5a4d99f7439000b0c7f |
| humanhash: | iowa-oklahoma-william-video |
| File name: | 4efef80a9df1e5a4d99f7439000b0c7f.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 606'720 bytes |
| First seen: | 2021-09-22 18:04:33 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 12288:5iKnVbpe8bfkdLtqDIZQBpCCE/npuCxpbBK3:5LfkbqXBpCCSnpFK3 |
| Threatray | 10'168 similar samples on MalwareBazaar |
| TLSH | T1D6D4902D7A051E72FF1F893449510B64BBA2BF137280A987A3CB75CB876F1672D05C98 |
| File icon (PE): |  |
| dhash icon | 70f4f0b8b4c4c0d9 (1 x AgentTesla) |
| Reporter |  abuse_ch |
| Tags: | AgentTesla exe Telegram |
Intelligence
File Origin
# of uploads :
1
# of downloads :
261
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4efef80a9df1e5a4d99f7439000b0c7f.exe
Verdict:
Suspicious activity
Analysis date:
2021-09-22 18:05:33 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Binary or sample is protected by dotNetProtector
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
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 delay execution (extensive OutputDebugStringW loop)
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)
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Detection:
agenttesla
Threat name:
ByteCode-MSIL.Trojan.Injuke
Status:
Malicious
First seen:
2021-09-22 12:48:43 UTC
AV detection:
14 of 28 (50.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 10'158 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
Uses the VBS compiler for execution
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot2017480070:AAEhICR2Yy5NwasA-Cw1qaDJiUj6zxLU08M/sendDocument
Unpacked files
SH256 hash:
106a6f70cb2e84a96fe7487e99245e87568b286fad09da3564b86baa503de540
MD5 hash:
8b72329804f9f16f2a3f2f8f40d472a4
SHA1 hash:
c9c69d545b60cd4b9b8f909f50b32eadf8e67211
SH256 hash:
b8e8f5c8629513ef5ec5162ca8e5e8a7758917c4a457270e1d438c23ba3a3fa0
MD5 hash:
4efef80a9df1e5a4d99f7439000b0c7f
SHA1 hash:
fa33e053d2c645a3c88a3d5c9f38ad12459e1c15
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
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: | AgentTeslaV3 |
|---|---|
| Author: | ditekshen |
| Description: | AgentTeslaV3 infostealer payload |
| Rule name: | INDICATOR_EXE_Packed_SmartAssembly |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with SmartAssembly |
| Rule name: | MALWARE_Win_AgentTeslaV3 |
|---|---|
| Author: | ditekSHen |
| Description: | AgentTeslaV3 infostealer payload |
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Telegram_Exfiltration_Via_Api |
|---|---|
| Author: | lsepaolo |
| 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
Delivery method
Distributed via web download
Comments
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