MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4030ed82e2cdcf9e0c5d4ed6bd230e32ee6d0890a297e5c797f580edc0b57cf5. 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

SHA256 hash: 4030ed82e2cdcf9e0c5d4ed6bd230e32ee6d0890a297e5c797f580edc0b57cf5
SHA3-384 hash: 56383ec93b73c3458d16b50a4bef954b2819ff98229c0c354967b6dc9cdf1c85b08b9e431f611899e5b3d4c68fce608d
SHA1 hash: a3247ddd17148b6f09592370aa41ae47eb07c551
MD5 hash: 924697dde344a2dfbca548de1a6d1cbe
humanhash: idaho-johnny-aspen-whiskey
File name:invoice.exe
Download: download sample
Signature AgentTesla
File size:748'544 bytes
First seen:2022-01-19 12:17:04 UTC
Last seen:2022-01-19 16:24:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:nCX+7KejApVS/1oVFsfzuFg1CqhMGcOeQvwDrfkc14c1Q:nCNejAG/1LuF4C/G7Y3fkcacS
Threatray 13'799 similar samples on MalwareBazaar
TLSH T17CF4AE3222299F62F43FE734672945086FE2BE2AD316E65DBC9970DE1071F41CA72613
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
5
# of downloads :
178
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed update.exe
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
Allocates memory in foreign processes
Contains functionality to register a low level keyboard hook
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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: 555892 Sample: invoice.exe Startdate: 19/01/2022 Architecture: WINDOWS Score: 100 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 7 other signatures 2->47 6 invoice.exe 3 2->6         started        10 kprUEGC.exe 2 2->10         started        12 kprUEGC.exe 1 2->12         started        process3 file4 23 C:\Users\user\AppData\...\invoice.exe.log, ASCII 6->23 dropped 49 Writes to foreign memory regions 6->49 51 Allocates memory in foreign processes 6->51 53 Injects a PE file into a foreign processes 6->53 14 RegSvcs.exe 2 4 6->14         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        signatures5 process6 dnsIp7 29 scsgroups.com 103.6.196.179, 49814, 587 EXABYTES-AS-APExaBytesNetworkSdnBhdMY Malaysia 14->29 31 mail.scsgroups.com 14->31 25 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 14->25 dropped 27 C:\Windows\System32\drivers\etc\hosts, ASCII 14->27 dropped 33 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->33 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->35 37 Tries to steal Mail credentials (via file / registry access) 14->37 39 7 other signatures 14->39 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-01-19 11:41:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
22 of 27 (81.48%)
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 SetWindowsHookEx
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:
3a92aeeafa4227029ce2b9ad9908791d95ed581ad728dd1b3b34d025f1e1544a
MD5 hash:
0996101e960f5443d9ef889f763f7a7a
SHA1 hash:
5991308dba8a1be74d52fbf80845e5a503060758
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
SH256 hash:
5a24b1a0188261c70d0a5aeffb778500ed1512f16e5c11f6f5a7fa1ab78a7d38
MD5 hash:
89aa33b4e1ef0d577b9297dc0639a849
SHA1 hash:
28b5cdf3801d61923e6c1102c04e2e009212cb21
SH256 hash:
4030ed82e2cdcf9e0c5d4ed6bd230e32ee6d0890a297e5c797f580edc0b57cf5
MD5 hash:
924697dde344a2dfbca548de1a6d1cbe
SHA1 hash:
a3247ddd17148b6f09592370aa41ae47eb07c551
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: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 4030ed82e2cdcf9e0c5d4ed6bd230e32ee6d0890a297e5c797f580edc0b57cf5

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments