MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f446e17667c6499e646eb3cbb212050efc4a7589b4b58db99f6173c1c014872e. 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: 9

Intelligence 9 IOCs YARA 1 File information Comments

SHA256 hash:	f446e17667c6499e646eb3cbb212050efc4a7589b4b58db99f6173c1c014872e
SHA3-384 hash:	2156bc0191e1bc2a3b6dd30081943f668e6f631b066ee8953f829c693bde8706deee167c383fda20c52605ace04ac4e4
SHA1 hash:	0a41ef12201f7190ce097f52c7eb90cd0bd61778
MD5 hash:	24422b1958b00eef9bc853f6936e948f
humanhash:	georgia-tango-magazine-delaware
File name:	24422b1958b00eef9bc853f6936e948f.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	259'768 bytes
First seen:	2022-02-19 15:58:46 UTC
Last seen:	2022-02-19 17:51:37 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	3a6dba6c84409e1cce26d4097ba2cb7b (5 x Smoke Loader, 1 x AgentTesla, 1 x GuLoader)
ssdeep	3072:sWum2MgFZXnDNMUwJwjTrbiCI2KdLyx1WPyC8zIm2M7Wv:sfmRgFxeXwTXE2OLyx1WPUImR7W
TLSH	T16C445B93B550D835EA6AC63CA427814A60D03CF2A654CF15BFC43F58E93629F6327F26
File icon (PE):
dhash icon	72c2e0e4ce92f278 (7 x Smoke Loader, 2 x GuLoader, 1 x AgentTesla)
Reporter	abuse_ch
Tags:	AgentTesla exe signed

Code Signing Certificate

Organisation:	Efterab
Issuer:	Efterab
Algorithm:	sha256WithRSAEncryption
Valid from:	2022-02-18T18:15:27Z
Valid to:	2023-02-18T18:15:27Z
Serial number:	00
Intelligence:	325 malware samples on MalwareBazaar are signed with this code signing certificate
Cert Central Blocklist:	This certificate is on the Cert Central blocklist
Thumbprint Algorithm:	SHA256
Thumbprint:	bbd2f3b1d30eb0977b26a477b3eb468f055f4325286872bf37571427775829b3
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

315

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

http://172.245.27.25/spaceX/win32.exe

Verdict:

No threats detected

Analysis date:

2022-02-18 19:54:18 UTC

Tags:

opendir loader

Link:

https://app.any.run/tasks/951ff287-3c77-4f2b-997e-2ef14fa29aaa

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

GuLoader

Link:

https://www.capesandbox.com/analysis/242681/

Detection(s):

SecuriteInfo.com.Variant.Fragtor.60870.10634.10429.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Сreating synchronization primitives

Creating a window

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

overlay packed

Link:

https://www.filescan.io/uploads/621113cba2660f3bb90782af/reports/698081ed-3c0e-4251-adff-624aed801dc0/overview

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:

GuLoader

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/c14d7b54-3009-4bff-a1fb-beb6f9556466

Result

Threat name:

AgentTesla GuLoader SmokeLoader

Detection:

malicious

Classification:

troj.evad.spyw

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/942641

Signature

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))

Checks if the current machine is a virtual machine (disk enumeration)

Creates a thread in another existing process (thread injection)

Found malware configuration

Hides threads from debuggers

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for dropped 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)

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Tries to detect Any.run

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 steal Mail credentials (via file / registry access)

Uses the Telegram API (likely for C&C communication)

Writes to foreign memory regions

Yara detected AgentTesla

Yara detected GuLoader

Yara detected SmokeLoader

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/f446e17667c6499e646eb3cbb212050efc4a7589b4b58db99f6173c1c014872e/

Threat name:

Win32.Trojan.GuLoader

Status:

Malicious

First seen:

2022-02-18 23:25:40 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

22 of 28 (78.57%)

Threat level:

5/5

Result

Malware family:

smokeloader

Score:

10/10

Tags:

family:agenttesla family:guloader family:smokeloader backdoor collection downloader keylogger spyware stealer suricata trojan

Link:

https://tria.ge/reports/220219-te3l6sbedq/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Program crash

Drops file in Windows directory

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Checks QEMU agent file

Loads dropped DLL

Downloads MZ/PE file

Executes dropped EXE

AgentTesla Payload

AgentTesla

Guloader,Cloudeye

SmokeLoader

Suspicious use of NtCreateProcessExOtherParentProcess

suricata: ET MALWARE Generic .bin download from Dotted Quad

Malware Config

C2 Extraction:

https://api.telegram.org/bot5013020608:AAFu_btAZRcQ9V-SvEIxL9rCbb_x1A-9IJo/sendDocument
http://venis.ml/
http://tootoo.ga/
http://eyecosl.ga/
http://bullions.tk/
http://mizangs.tw/
http://xpowebs.ga/

Unpacked files

SH256 hash:

f446e17667c6499e646eb3cbb212050efc4a7589b4b58db99f6173c1c014872e

MD5 hash:

24422b1958b00eef9bc853f6936e948f

SHA1 hash:

0a41ef12201f7190ce097f52c7eb90cd0bd61778

Link:

https://www.unpac.me/results/399b51af-1b57-46e3-835f-187adb8ca05a/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/f446e17667c6/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/f446e17667c6499e646eb3cbb212050efc4a7589b4b58db99f6173c1c014872e

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.