MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3d27070fb7d965ca47d7110e71bd56c36017d4ff88fe42e5333ddd54cfa44189. 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 3 File information Comments

SHA256 hash: 3d27070fb7d965ca47d7110e71bd56c36017d4ff88fe42e5333ddd54cfa44189
SHA3-384 hash: 5c16c582bbcc41d5e5fdabd4c4e4c3080b6307fa85eda8bc7215eacad7dffcef19997ebf0aff0108999bdd9466eada89
SHA1 hash: 17a0a7bbce69985e456e5250a95530045bb473fe
MD5 hash: 7b9a47993c48875433d963a35ee02aa9
humanhash: stairway-summer-mississippi-ceiling
File name:G1i6Nlox1WM3dpy.exe
Download: download sample
Signature AgentTesla
File size:499'712 bytes
First seen:2021-11-10 11:23:02 UTC
Last seen:2021-11-10 15:04:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'799 x AgentTesla, 19'718 x Formbook, 12'278 x SnakeKeylogger)
ssdeep 12288:6DDbbPtD00vKT+OE/aN6UtBzH883gmIYAWsEa3/aw:8bC0vK5E/+B78YInWsB3/a
Threatray 12'724 similar samples on MalwareBazaar
TLSH T133B4F12D7FA4EF49C1274E36CCEEC0E103FC741A6462D72D6FD9239F2961B411851AAA
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
119
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fareit 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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Modifies the hosts file
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)
Sigma detected: MSBuild connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 519133 Sample: G1i6Nlox1WM3dpy.exe Startdate: 10/11/2021 Architecture: WINDOWS Score: 100 43 Found malware configuration 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected AgentTesla 2->47 49 6 other signatures 2->49 6 G1i6Nlox1WM3dpy.exe 3 2->6         started        10 NXLun.exe 2 2->10         started        12 NXLun.exe 1 2->12         started        process3 file4 23 C:\Users\user\...behaviorgraph1i6Nlox1WM3dpy.exe.log, ASCII 6->23 dropped 51 Writes to foreign memory regions 6->51 53 Allocates memory in foreign processes 6->53 55 Injects a PE file into a foreign processes 6->55 14 MSBuild.exe 2 6 6->14         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        signatures5 process6 dnsIp7 29 odessabd.com 192.185.90.36, 49805, 587 UNIFIEDLAYER-AS-1US United States 14->29 31 mail.odessabd.com 14->31 33 2 other IPs or domains 14->33 25 C:\Users\user\AppData\Roaming\...25XLun.exe, PE32 14->25 dropped 27 C:\Windows\System32\drivers\etc\hosts, ASCII 14->27 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->37 39 Tries to steal Mail credentials (via file / registry access) 14->39 41 5 other signatures 14->41 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-11-10 11:23:05 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
e6b7547d8dd0a7ea303d63fc0a24de84dfe7954edea5fb01f108efd5aff532c1
MD5 hash:
8054cb5947165fa9a6f05d5f0e04d208
SHA1 hash:
db1c50da307da21caa95407469050c251f082905
SH256 hash:
91655863c7906a8d20c7c782144f553c027843a72f2fdab2b1ccc80808083af0
MD5 hash:
b5044dd0e9c91b1a9185d491da7d07f2
SHA1 hash:
a9ff8129771d85f77b6a145f750c70e53f51125e
SH256 hash:
34e1b99b9250161865f760a431fe46e11ef9389baf4c2642426afc7b6453d729
MD5 hash:
facd1d7eb67d32fcfa6e9706f636a420
SHA1 hash:
8abb3c72091482861ce848469974db22ecac8e40
SH256 hash:
3d27070fb7d965ca47d7110e71bd56c36017d4ff88fe42e5333ddd54cfa44189
MD5 hash:
7b9a47993c48875433d963a35ee02aa9
SHA1 hash:
17a0a7bbce69985e456e5250a95530045bb473fe
Malware family:
Agent Tesla v3
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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
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.

Malspam

AgentTesla

Executable exe 3d27070fb7d965ca47d7110e71bd56c36017d4ff88fe42e5333ddd54cfa44189

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

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