MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa68121f50bc718bfec09a7a0686ad001d01a9cbe85f36849a649c4b6e55006d. 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


Intelligence 15 IOCs YARA 6 File information Comments

SHA256 hash: aa68121f50bc718bfec09a7a0686ad001d01a9cbe85f36849a649c4b6e55006d
SHA3-384 hash: b4e7298437f7186c79eb769e0f3b6ccfaf6985b4cb093325eec1cf64c7564bac6e61b9a10b4e8d01b0ece2dd3ca83565
SHA1 hash: 07366b3142192b1a427d4026885832fe2028f0a9
MD5 hash: 567bc34e75111920b8f49d2178536a7b
humanhash: tango-whiskey-lithium-magazine
File name:PreAlertDebitNote.xlsx.exe
Download: download sample
Signature AgentTesla
File size:291'502 bytes
First seen:2023-05-13 22:55:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:0Ya6S4DQfiRUZL0DmR4pHcUmpyE4QY8iLrQz0H70g8boS5Sdt62y:0Y04cIUd0v1c714h8mszkuid82y
Threatray 4'060 similar samples on MalwareBazaar
TLSH T14654124372A1C5A2F9267EB26E3B7D1A9BF59C2010B8CB0BA71CBD2D7971701850D793
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):PE icon
dhash icon 31b094969698f031 (4 x AgentTesla)
Reporter JaffaCakes118
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
1
# of downloads :
93
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PreAlertDebitNote.xlsx.exe
Verdict:
Malicious activity
Analysis date:
2023-05-13 23:44:15 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
comodo nemesis overlay packed remcos shell32.dll
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, NSISDropper
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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
Snort IDS alert for network traffic
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected NSISDropper
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Adware.RedCap
Status:
Malicious
First seen:
2023-05-03 22:42:12 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
28 of 37 (75.68%)
Threat level:
  1/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot5920132669:AAHpkofPc-DhM0smIt_tpRWpf91Nz1cUW7o/
Unpacked files
SH256 hash:
14aec36a9d1824b4d3d3f73a7498a9f4464509b767a121d78d5d67d973241d1f
MD5 hash:
4649e46ec34ed2145ea891b8878f4c60
SHA1 hash:
bb169851a288869daa252959e84fd53a62c507a2
SH256 hash:
aa68121f50bc718bfec09a7a0686ad001d01a9cbe85f36849a649c4b6e55006d
MD5 hash:
567bc34e75111920b8f49d2178536a7b
SHA1 hash:
07366b3142192b1a427d4026885832fe2028f0a9
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:cobalt_strike_tmp01925d3f
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:MSIL_SUSP_OBFUSC_XorStringsNet
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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.

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