MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d5b4018736e8ded7a665f2051a05e9fdd53e379eceee4c62abff955dbb5e4554. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d5b4018736e8ded7a665f2051a05e9fdd53e379eceee4c62abff955dbb5e4554
SHA3-384 hash: f7432f170a0513c41bfc7b64a17d36c5f2b34233ad0f4cdb9b7f9480d19a96fd8a3dc5c1822c1d8e366d06fb45ac44e8
SHA1 hash: 0ae0583478449842b31f88b2b68f497d8c479f21
MD5 hash: 47ac2f33abca24ea145852ecd288d34c
humanhash: december-enemy-four-item
File name:PI2023 PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:618'496 bytes
First seen:2023-03-28 18:19:14 UTC
Last seen:2023-03-29 09:24:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:TGZd+YULP/62ejer6W2KgVQ4r8Km42vostRMeO7SDaXzd+CT48sM068AJ39cEVTZ:KzzjV1SHCshzAJ3J7iui6a2Sv
Threatray 1'665 similar samples on MalwareBazaar
TLSH T1D4D45B3C2DA9B621F53CE6798BE08033B1A097D7BF11C91B19E2175D8F02962B8DE45D
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter Anonymous
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
249
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PI2023 PDF.exe
Verdict:
Malicious activity
Analysis date:
2023-03-28 18:19:55 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/76356b26-307e-4660-880b-f6e2232a48cc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/378281/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Creating a file in the %AppData% subdirectories
Setting a keyboard event handler
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
comodo packed
Link:
https://www.filescan.io/uploads/64232fd39c109cf74b3061b6/reports/cb7e59b9-04be-4b9a-8de5-350b75372430/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/d5b4018736e8ded7a665f2051a05e9fdd53e379eceee4c62abff955dbb5e4554
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/507ce949-4294-425a-8c10-e35170f132d4
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1203749
Signature
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 dropped file
Machine Learning detection for sample
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 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: Scheduled temp file as task from temp location
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 836665 Sample: PI2023_PDF.exe Startdate: 28/03/2023 Architecture: WINDOWS Score: 100 57 mail.chemspec.com.ng 2->57 59 chemspec.com.ng 2->59 75 Sigma detected: Scheduled temp file as task from temp location 2->75 77 Multi AV Scanner detection for submitted file 2->77 79 Yara detected AgentTesla 2->79 81 4 other signatures 2->81 8 PI2023_PDF.exe 6 2->8         started        12 VvzCT.exe 5 2->12         started        14 ejrnFuTnyDSB.exe 5 2->14         started        16 VvzCT.exe 2->16         started        signatures3 process4 file5 51 C:\Users\user\AppData\...\ejrnFuTnyDSB.exe, PE32 8->51 dropped 53 C:\Users\user\AppData\Local\...\tmp374A.tmp, XML 8->53 dropped 55 C:\Users\user\AppData\...\PI2023_PDF.exe.log, ASCII 8->55 dropped 93 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->93 95 May check the online IP address of the machine 8->95 97 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->97 99 Uses schtasks.exe or at.exe to add and modify task schedules 8->99 18 PI2023_PDF.exe 17 10 8->18         started        23 schtasks.exe 1 8->23         started        101 Multi AV Scanner detection for dropped file 12->101 103 Machine Learning detection for dropped file 12->103 105 Injects a PE file into a foreign processes 12->105 25 VvzCT.exe 12->25         started        27 schtasks.exe 12->27         started        29 VvzCT.exe 12->29         started        31 ejrnFuTnyDSB.exe 14->31         started        33 schtasks.exe 14->33         started        35 VvzCT.exe 16->35         started        37 schtasks.exe 16->37         started        signatures6 process7 dnsIp8 61 api4.ipify.org 104.237.62.211, 443, 49705, 49716 WEBNXUS United States 18->61 69 3 other IPs or domains 18->69 47 C:\Users\user\AppData\Roaming\...\VvzCT.exe, PE32 18->47 dropped 49 C:\Users\user\...\VvzCT.exe:Zone.Identifier, ASCII 18->49 dropped 83 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->83 85 Tries to steal Mail credentials (via file / registry access) 18->85 87 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->87 39 conhost.exe 23->39         started        63 64.185.227.155, 443, 49710 WEBNXUS United States 25->63 71 2 other IPs or domains 25->71 41 conhost.exe 27->41         started        65 api.ipify.org 31->65 43 conhost.exe 33->43         started        67 173.231.16.76, 443, 49711 WEBNXUS United States 35->67 73 2 other IPs or domains 35->73 89 Tries to harvest and steal browser information (history, passwords, etc) 35->89 91 Installs a global keyboard hook 35->91 45 conhost.exe 37->45         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d5b4018736e8ded7a665f2051a05e9fdd53e379eceee4c62abff955dbb5e4554/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-03-27 16:03:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
46
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2w2adbzw5dpnpjtf6icrubpj7xkt4n46z3xeyyvl76kv3o26ivka._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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35a5ee101c02290061928de471fa3d2212de663dbb14b520b50d1373df082f60
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AgentTesla
+ 1'655 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230328-wyq4laeb3v/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
35325628897dfb45c93d7bbfd2b7db907c802c4f4a5dd85fac3429e7379d762a
MD5 hash:
b0e994f638f86578423e4e6b135c360e
SHA1 hash:
a894fa5947664f4e9fd6719a96b7549224fc2d87
Link:
https://www.unpac.me/results/374270f4-38c9-417e-8ec6-fe46296111b9/
SH256 hash:
ea8d4c91ec5bba5e1db6c17730d7ba5cdbb5ff3c1a777f70c90e91ce599d9b5d
MD5 hash:
27f5124bf8f451bca8d8a15c73c4f521
SHA1 hash:
5fd557e109b8fd1c3b362b64f0ba9f1600c07211
Link:
https://www.unpac.me/results/374270f4-38c9-417e-8ec6-fe46296111b9/
SH256 hash:
c95c2b33e482f22929dce26e904a17b2de4259d503ad8b47ade220989a090323
MD5 hash:
e6d24491c2d571385ff75a17f1dabcf9
SHA1 hash:
186c94efcb1d2a581385174059a9b7ea027ab366
Link:
https://www.unpac.me/results/374270f4-38c9-417e-8ec6-fe46296111b9/
SH256 hash:
d5b4018736e8ded7a665f2051a05e9fdd53e379eceee4c62abff955dbb5e4554
MD5 hash:
47ac2f33abca24ea145852ecd288d34c
SHA1 hash:
0ae0583478449842b31f88b2b68f497d8c479f21
Link:
https://www.unpac.me/results/374270f4-38c9-417e-8ec6-fe46296111b9/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d5b4018736e8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d5b4018736e8ded7a665f2051a05e9fdd53e379eceee4c62abff955dbb5e4554

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 d5b4018736e8ded7a665f2051a05e9fdd53e379eceee4c62abff955dbb5e4554

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/378281/

Comments