MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 83cfc425e31898223c5cfb0fbb28fb89e6ba02386a5719170869ae974b479f2b. 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: | 83cfc425e31898223c5cfb0fbb28fb89e6ba02386a5719170869ae974b479f2b |
|---|---|
| SHA3-384 hash: | 92514ef77671e9dce7da4313d11fff6da71958b3a3effeb6563b0dd66622413192a07b5a80c0b3be150ec2fc740f27b9 |
| SHA1 hash: | 89eb5b87feb47c6d47386555658aa6308e0ffef3 |
| MD5 hash: | a1f785bfdea5c75ed569fc48681eb610 |
| humanhash: | vermont-lake-golf-timing |
| File name: | a1f785bfdea5c75ed569fc48681eb610 |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 710'656 bytes |
| First seen: | 2023-09-29 11:38:41 UTC |
| Last seen: | 2023-09-29 13:32:13 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:Qfbjg65pMyYut1Hl8r8HJFczrPJnsJ3q2zQjz:QfF4U1pEzruw2zuz |
| Threatray | 5'752 similar samples on MalwareBazaar |
| TLSH | T11CE4394526D81719F47EABF1C3740308D7FAF96BD736E55EBC8501DA0A71E00DAA2B22 |
| TrID | 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.2% (.SCR) Windows screen saver (13097/50/3) 9.0% (.EXE) Win64 Executable (generic) (10523/12/4) 5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| Reporter |  zbetcheckin |
| Tags: | 32 AgentTesla exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
301
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ 9-2023-0120.xls
Verdict:
Malicious activity
Analysis date:
2023-09-29 10:36:35 UTC
Tags:
opendir exploit cve-2017-11882 loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
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
Reading critical registry keys
Stealing user critical data
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
packed
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
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large strings
Contains functionality to log keystrokes (.Net Source)
Injects a PE file into a foreign processes
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 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 AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2023-09-28 12:22:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
24
AV detection:
19 of 36 (52.78%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 5'742 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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:
a5698ac52bc931a4c9ea94b66db429c6edc43931d0f8a095976c7896f2e91ce8
MD5 hash:
16ad69a6e624706f15fb25501aed08b5
SHA1 hash:
a5ca9c4fd897b934e9b8ae040119f7fd175af2a5
Detections:
AgentTesla
win_agent_tesla_g2
SH256 hash:
0b4c93addb0071e4cc368bc5e46a535e2eafd360b5db8b6c87620d7225eade2d
MD5 hash:
e17d9bb18c1bf12de8c75fa570f4cf72
SHA1 hash:
97751a31524557387d136e0e42e204186d00b5dd
SH256 hash:
fde52eafff567124c2cb071f182d4d2b4f098008a0cc354b62c01e077b55d33a
MD5 hash:
149a0d894da918ede2a64637c9a75994
SHA1 hash:
6f9ecf21975dd9bdf10787c7d6829c944a1bbbef
SH256 hash:
83cfc425e31898223c5cfb0fbb28fb89e6ba02386a5719170869ae974b479f2b
MD5 hash:
a1f785bfdea5c75ed569fc48681eb610
SHA1 hash:
89eb5b87feb47c6d47386555658aa6308e0ffef3
Malware family:
AgentTesla
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: | NET |
|---|---|
| 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.
Web download
Delivery method
Distributed via web download
Comments
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