MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4908cff77c77714a25324233a860b5507b449d311a45bfe66d4b68806bef680d. 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


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4908cff77c77714a25324233a860b5507b449d311a45bfe66d4b68806bef680d
SHA3-384 hash: 62f976843118a4e27c0626ccbead169f3f955e7d8c54b86eb7d4809437c4bc2f3be380b2733bba76c99c0814c1cdfe2b
SHA1 hash: 27d69363b020ffd1f3c8774c7420001089513488
MD5 hash: 88a1be1b610a26e1b0c0e4a4f34e6885
humanhash: floor-football-muppet-dakota
File name:88a1be1b610a26e1b0c0e4a4f34e6885.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'140'224 bytes
First seen:2022-09-15 18:14:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 24576:Ff354VWMGjqQKec8XLcsPr1PnUtgxZlYVz:FfJBzTc65rx2qnM
TLSH T11435E0181776C906C8BAA574DDD1E2710F686DC1876FC70B0DD83CB7BA3B358AD922A1
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon ce9c9496e4949c9c (73 x AgentTesla, 51 x SnakeKeylogger, 30 x Formbook)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
341
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
88a1be1b610a26e1b0c0e4a4f34e6885.exe
Verdict:
Malicious activity
Analysis date:
2022-09-16 06:48:20 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/f8ac481a-ddaa-492c-a8ed-3151455dd87a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/310334/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Stealer.23680.13385.9161.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63236c3e668068d3ba352207/reports/506aa329-94df-401b-a407-73d4b2a97569/overview
Result
Verdict:
UNKNOWN
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c0a065f0-53a5-40da-b7f0-5e51d13c2f70
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1071169
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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 ftp login credentials
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:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4908cff77c77714a25324233a860b5507b449d311a45bfe66d4b68806bef680d/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-09-15 18:15:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jeem7534o5yuujjsiiz2qyfvkb5ujhjrdjc37ztnjnuia27pnagq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220915-wvw6fadgd7/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
p=
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e6a729c7-6cf9-48ca-af54-74325371eaab
Unpacked files
SH256 hash:
387705b7941ec52dd22f957b29bb9716ced78042808721978cbb8c1183a33d9f
MD5 hash:
90c3e0b20a91105d220a049088532069
SHA1 hash:
cc2f6a2361dcb834920a98d6d8eb30d692fd7e4e
Link:
https://www.unpac.me/results/305ad028-e24e-4e82-a1bb-2908ac679b92/
SH256 hash:
10a9632db0ad641d0851aae66765329692f1e58fd53ac79c1cf49459f551c4b9
MD5 hash:
98ab7e2e27c6e847db03d2db7c91e6a1
SHA1 hash:
ab8343bff42d910e1e6f939045c05a8353490e79
Link:
https://www.unpac.me/results/305ad028-e24e-4e82-a1bb-2908ac679b92/
SH256 hash:
22469ccad91936b4d8e5b93c7cf354cb46edd41174b7ea8827e703162d2e4d90
MD5 hash:
af599dc4450d1016e4654f2313ec2bee
SHA1 hash:
63d60590b45eb0c673e1e052754fe396ad05d914
Link:
https://www.unpac.me/results/305ad028-e24e-4e82-a1bb-2908ac679b92/
SH256 hash:
44c50087cbd9a86677ff5b898c1ad52abf5f25297179a174edcc8b81dec967fc
MD5 hash:
d012ba9057bf67c7f29871326f2af919
SHA1 hash:
1d5b8b512b37f0e1900496b578117082929654c7
Link:
https://www.unpac.me/results/305ad028-e24e-4e82-a1bb-2908ac679b92/
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
Link:
https://www.unpac.me/results/305ad028-e24e-4e82-a1bb-2908ac679b92/
SH256 hash:
4908cff77c77714a25324233a860b5507b449d311a45bfe66d4b68806bef680d
MD5 hash:
88a1be1b610a26e1b0c0e4a4f34e6885
SHA1 hash:
27d69363b020ffd1f3c8774c7420001089513488
Link:
https://www.unpac.me/results/305ad028-e24e-4e82-a1bb-2908ac679b92/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4908cff77c77714a25324233a860b5507b449d311a45bfe66d4b68806bef680d

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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

AgentTesla

Executable exe 4908cff77c77714a25324233a860b5507b449d311a45bfe66d4b68806bef680d

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/310334/
  
URLhaus
https://urlhaus.abuse.ch/url/2260834/
  
Delivery method
Distributed via web download

Comments