MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ca9cf9fd1fe5446319f7038465c6e4b33e2969591717350535e4f24ee237c6cd. 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: | ca9cf9fd1fe5446319f7038465c6e4b33e2969591717350535e4f24ee237c6cd |
|---|---|
| SHA3-384 hash: | ab2d73455ae5c123f2be5e94885fb09167387b01eca0fb71ba6942ae9dbc8efce94cd02abac66b4518430d739027c5c4 |
| SHA1 hash: | 28f8eb84cfbc4d15981a24e9bc789ed25c321474 |
| MD5 hash: | 2715b7f2878df1508ddea1d722b95f57 |
| humanhash: | mobile-nitrogen-blossom-princess |
| File name: | PO#1135 - 裕偉.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 136'704 bytes |
| First seen: | 2022-02-16 06:17:45 UTC |
| Last seen: | 2022-02-16 07:34:03 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger) |
| ssdeep | 768:HpsNQY6H1ufuWz4p584j3s2ipIpYezx3maHiYmwN8Agw3nZPHbzYKq:HcWm4p584LPipIx2vAVZDzi |
| Threatray | 15'042 similar samples on MalwareBazaar |
| TLSH | T1D2D370F5E735BA19F410D93CF89982703AF9EF609B329542B469363A197E3BC2D120D4 |
| File icon (PE): |  |
| dhash icon | f8cc86969686cce0 (26 x AgentTesla, 1 x Loki, 1 x QuasarRAT) |
| Reporter |  GovCERT_CH |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
213
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
DNS request
Сreating synchronization primitives
Sending a custom TCP request
Launching a process
Creating a window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
obfuscated 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.
Gathering data
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-02-16 06:18:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
10 of 41 (24.39%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 15'032 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Drops file in Windows directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
ca9cf9fd1fe5446319f7038465c6e4b33e2969591717350535e4f24ee237c6cd
MD5 hash:
2715b7f2878df1508ddea1d722b95f57
SHA1 hash:
28f8eb84cfbc4d15981a24e9bc789ed25c321474
Malware family:
Agent Tesla v3
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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: | INDICATOR_SUSPICIOUS_EXE_DiscordURL |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables Discord URL observed in first stage droppers |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | SUSP_PE_Discord_Attachment_Oct21_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN) |
| Reference: | Internal Research |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Dropped by
agenttesla
Delivery method
Distributed via e-mail attachment
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