MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b45a5842b0af5fa0030223cc87a46bb4953ccce55c0f7975cfe3ca154e1a27cc. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash: b45a5842b0af5fa0030223cc87a46bb4953ccce55c0f7975cfe3ca154e1a27cc
SHA3-384 hash: 3c6f602a037c0a2d7463e783de19a0247fc8138cee453de246237d6473e794c7400af4f7abc1963e91571cd6663f3154
SHA1 hash: 49ac267875995a65eef5b8075d8a19dbcd38b158
MD5 hash: 0a410d5ccd56db0d178e097aea87ea7e
humanhash: berlin-batman-three-four
File name:HL-88352588 DOCAU BC ORIGINAL.exe
Download: download sample
Signature AgentTesla
File size:874'496 bytes
First seen:2021-04-15 08:36:00 UTC
Last seen:2021-04-15 08:48:40 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:JO3MhA5qj8vK7o/sVcdHMbgTImmMdiygD84T9DLKjj/5Sxne5pZw2MK:JO3z5qj8//fs1FH84B6L8cx
Threatray 3'947 similar samples on MalwareBazaar
TLSH 3D057A6232B79659D7E91B38409D0E104EB06D026923E71D19B671EF0BB67C38F1EF92
Reporter cocaman
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
99
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
HL-88352588 DOCAU BC ORIGINAL.exe
Verdict:
Malicious activity
Analysis date:
2021-04-15 09:06:28 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
Creating a window
Sending a UDP request
Result
Verdict:
SUSPICIOUS
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
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 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 access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 390149 Sample: HL-88352588 DOCAU BC ORIGINAL.exe Startdate: 17/04/2021 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->37 39 Found malware configuration 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 6 other signatures 2->43 6 HL-88352588 DOCAU BC ORIGINAL.exe 3 2->6         started        10 zUbDt.exe 3 2->10         started        12 zUbDt.exe 2 2->12         started        process3 file4 21 C:\...\HL-88352588 DOCAU BC ORIGINAL.exe.log, ASCII 6->21 dropped 45 Injects a PE file into a foreign processes 6->45 14 HL-88352588 DOCAU BC ORIGINAL.exe 2 9 6->14         started        47 Multi AV Scanner detection for dropped file 10->47 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 10->51 19 zUbDt.exe 2 10->19         started        signatures5 process6 dnsIp7 27 mail.prinutrition.com 192.254.180.165, 49742, 49745, 587 UNIFIEDLAYER-AS-1US United States 14->27 23 C:\Users\user\AppData\Roaming\...\zUbDt.exe, PE32 14->23 dropped 25 C:\Users\user\...\zUbDt.exe:Zone.Identifier, ASCII 14->25 dropped 29 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->29 31 Tries to steal Mail credentials (via file access) 14->31 33 Tries to harvest and steal ftp login credentials 14->33 35 3 other signatures 14->35 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Status:
Malicious
First seen:
2021-04-15 08:36:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
47
AV detection:
5 of 47 (10.64%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
5e0f3da625a479a5e7e807b5f09c889d95474139410b312ba3a39bcb05976729
MD5 hash:
3d20c2ea9ac04e1707f853bb1780bc18
SHA1 hash:
805e90b023eb92d44bbe11daefce6edbe872cb74
SH256 hash:
b45a5842b0af5fa0030223cc87a46bb4953ccce55c0f7975cfe3ca154e1a27cc
MD5 hash:
0a410d5ccd56db0d178e097aea87ea7e
SHA1 hash:
49ac267875995a65eef5b8075d8a19dbcd38b158
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe b45a5842b0af5fa0030223cc87a46bb4953ccce55c0f7975cfe3ca154e1a27cc

(this sample)

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