MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 77d3f87355760da8f05ae3184f63cfb87a8130d7afc80b864cda6f6cfc7e52b2. 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: 17
| SHA256 hash: | 77d3f87355760da8f05ae3184f63cfb87a8130d7afc80b864cda6f6cfc7e52b2 |
|---|---|
| SHA3-384 hash: | 59499d5760ad2812a268fb4d2140f38df1c5626c17c77005409783d770ad4f7215f38a73eafd18344cd40e2de70ffe4d |
| SHA1 hash: | 30cab079a95bbd78fd4a07327961810714d07291 |
| MD5 hash: | d9c73015513d50dcc91ee0d56b230d7e |
| humanhash: | oven-artist-winner-winter |
| File name: | d9c73015513d50dcc91ee0d56b230d7e |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 420'605 bytes |
| First seen: | 2023-08-29 07:02:31 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader) |
| ssdeep | 12288:mYorX+y2x9GNyDnuFwBWs+p/Ut+LPkviTu:mYqX+y+YkL17C/tLkviTu |
| Threatray | 5'593 similar samples on MalwareBazaar |
| TLSH | T17894221078A5C017C7AA1772BA7B49AB2AB46821B0647B0B13F03F687B317C7DE5D365 |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | 78f9b898b8c2c940 (16 x Formbook, 15 x AgentTesla, 2 x AveMariaRAT) |
| Reporter |  zbetcheckin |
| Tags: | 32 AgentTesla exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
293
Origin country :
FRVendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
d9c73015513d50dcc91ee0d56b230d7e
Verdict:
Malicious activity
Analysis date:
2023-08-29 07:03:37 UTC
Tags:
stealer agenttesla
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Reading critical registry keys
Setting a keyboard event handler
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Gathering data
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
control lolbin overlay packed shell32
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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, NSISDropper
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for dropped file
Maps a DLL or memory area into another process
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)
Sample uses string decryption to hide its real strings
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 NSISDropper
Behaviour
Behavior Graph:
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2023-08-29 07:03:07 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
18 of 24 (75.00%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 5'583 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
9edfda11baa52c105ad56cd983da7bf4ada194c3cbaa6b6ecdce731997aa68bd
MD5 hash:
15a44c6e1e38a46825fe8f1e89a03ff9
SHA1 hash:
fc4627d229b2c9e1fce07646049545b6e11cda50
SH256 hash:
3b4b0ebac405435cad2d1a65024cd18b9eebd13bb57a35a9ef21aa10d3504db4
MD5 hash:
703c78c2e457ab2231158799387a5fe1
SHA1 hash:
72de0f1e5ea2dc834fe11e23be448bc986369c79
Detections:
AgentTesla
SH256 hash:
5acbaf6ee9165c5a6e3834cb6e421f1ff72185f2a2d655dab8cc32d1b6a73b1a
MD5 hash:
43ab07f2e534c9ddd3a80f9d5027f943
SHA1 hash:
99bb720be49f6fe71bca6b311285ffbd06bd094e
SH256 hash:
77d3f87355760da8f05ae3184f63cfb87a8130d7afc80b864cda6f6cfc7e52b2
MD5 hash:
d9c73015513d50dcc91ee0d56b230d7e
SHA1 hash:
30cab079a95bbd78fd4a07327961810714d07291
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: | cobalt_strike_tmp01925d3f |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | INDICATOR_EXE_Packed_GEN01 |
|---|---|
| Author: | ditekSHen |
| Description: | Detect packed .NET executables. Mostly AgentTeslaV4. |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| 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.
Web download
Delivery method
Distributed via web download
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