MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c5de366fb77c67ffc4f8daa348f10e4dbd9e68287427943c25a7112b467b89eb. 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: | c5de366fb77c67ffc4f8daa348f10e4dbd9e68287427943c25a7112b467b89eb |
|---|---|
| SHA3-384 hash: | 57820acac68ed2dda80c550d2ebf2ddf22ac5e0df70d16008ed1a14ad64b661baf56de52147e36480537df6463cda800 |
| SHA1 hash: | bb19bb66f5e85871ef3c5e7da40f0199341a462c |
| MD5 hash: | 819efccd1afb4ae62170f52a54f62ea9 |
| humanhash: | bakerloo-salami-neptune-uniform |
| File name: | SecuriteInfo.com.Win32.RATX-gen.3335.11028 |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 517'120 bytes |
| First seen: | 2023-09-28 15:31:38 UTC |
| Last seen: | 2023-09-28 16:29:39 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 12288:i88spTz5nBm8xsKG2UiyIMwAcK8TXCfgSK7uTnY+6ji6uB4C6QBJOCpp:v5nJdGFifac3cTP6duBp |
| Threatray | 182 similar samples on MalwareBazaar |
| TLSH | T101B4CF9FC3783D92EBBE43B5B06B654C8762D15391C9BF6E2DACB8E00983341EE05156 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Reporter |  SecuriteInfoCom |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
357
Origin country :
FRVendor Threat Intelligence
Detection:
AgentTesla
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
packed
Verdict:
Malicious
Labled as:
Malware
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
Contains functionality to log keystrokes (.Net Source)
Creates multiple autostart registry keys
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Remcos
Status:
Malicious
First seen:
2023-09-28 15:32:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
16 of 23 (69.57%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 172 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
persistence spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
94597da1dc8be4944f17f7d077d517172bf85e05f4d6462a40db581642e8516e
MD5 hash:
19383165bbf51e46b665b972cf042aa2
SHA1 hash:
6b2668412ee85e1c166750a3ac793418c3e18780
Detections:
AgentTesla
win_agent_tesla_g2
SH256 hash:
3d751692af6028555bba53a06b33193e2a5585d10ee403627414157f02268ca1
MD5 hash:
bd97c8e3c6a6f3045c209603ce9be8ab
SHA1 hash:
5e55fbeabdf259b6f1ac923d1a666e6ed11600e5
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
SH256 hash:
41ff5baa6d06876938a39899cf21300c8401e64905200dac4429a34a45aacf1d
MD5 hash:
9d75c23070111b2c59d2f1ca6ecffb0d
SHA1 hash:
1087a417683cb352ca60fee0be2fc5fb715ff194
SH256 hash:
c5de366fb77c67ffc4f8daa348f10e4dbd9e68287427943c25a7112b467b89eb
MD5 hash:
819efccd1afb4ae62170f52a54f62ea9
SHA1 hash:
bb19bb66f5e85871ef3c5e7da40f0199341a462c
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
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: | AgentTeslaV3 |
|---|---|
| Author: | ditekshen |
| Description: | AgentTeslaV3 infostealer payload |
| Rule name: | INDICATOR_EXE_Packed_GEN01 |
|---|---|
| Author: | ditekSHen |
| Description: | Detect packed .NET executables. Mostly AgentTeslaV4. |
| Rule name: | INDICATOR_SUSPICIOUS_Binary_References_Browsers |
|---|---|
| Author: | ditekSHen |
| Description: | Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many email and collaboration clients. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many file transfer clients. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing Windows vault credential objects. Observed in infostealers |
| Rule name: | malware_Agenttesla_type2 |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Agenttesla in memory |
| Reference: | internal research |
| Rule name: | Multifamily_RAT_Detection |
|---|---|
| Author: | Lucas Acha (http://www.lukeacha.com) |
| Description: | Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| 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.
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