MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40fd7a4fd13cf4057de10b3eb1d89a596786f403bde6e79f3539fedd51af68de. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40fd7a4fd13cf4057de10b3eb1d89a596786f403bde6e79f3539fedd51af68de
SHA3-384 hash: 93ebac9a90bdc4b26da7ffad510c6f8c65a3eff623fe91826c0ef05d4d0ab1b39cb7b48ed250e5ea8a639d32fe472de8
SHA1 hash: 1a45872a660920484139b35f572c5871e4df5608
MD5 hash: ae3593cdc6d4c2190cf1b8f95e6ea411
humanhash: mountain-alaska-double-island
File name:Purchase ORDER 20TH.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:678'400 bytes
First seen:2022-06-20 18:23:08 UTC
Last seen:2022-06-20 18:43:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:mS91vu3/OkxStrlrxjxnsviMxhp2Fr5qFoJw4jL:KvOKUNxNgi432CFoJF
Threatray 18'180 similar samples on MalwareBazaar
TLSH T1CCE4E343286C5B23DFBADBF014155EB232F9389571D8BC6664801C97F429FC2879EB62
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 70f8aeaecedef870 (1 x AgentTesla)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
348
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/281727/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.12997.1588.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62b0bb8546804683cbb78723/reports/46e3fca7-c06b-4e9c-8c40-c9c132c073e7/overview
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f96ef6d2-0a2c-44c2-b7a4-d6c80133516e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1016596
Signature
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Contains functionality to register a low level keyboard hook
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
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
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
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)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 649090 Sample: Purchase ORDER 20TH.exe Startdate: 20/06/2022 Architecture: WINDOWS Score: 100 29 Snort IDS alert for network traffic 2->29 31 Multi AV Scanner detection for domain / URL 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 14 other signatures 2->35 6 newapp.exe 3 2->6         started        9 Purchase ORDER 20TH.exe 3 2->9         started        12 newapp.exe 2->12         started        process3 file4 37 Multi AV Scanner detection for dropped file 6->37 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->39 41 Machine Learning detection for dropped file 6->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->43 14 newapp.exe 14 7 6->14         started        25 C:\Users\user\...\Purchase ORDER 20TH.exe.log, ASCII 9->25 dropped 45 Injects a PE file into a foreign processes 9->45 18 Purchase ORDER 20TH.exe 17 10 9->18         started        signatures5 process6 dnsIp7 47 Tries to harvest and steal ftp login credentials 14->47 49 Tries to harvest and steal browser information (history, passwords, etc) 14->49 27 api.telegram.org 149.154.167.220, 443, 49773, 49774 TELEGRAMRU United Kingdom 18->27 21 C:\Users\user\AppData\Roaming\...\newapp.exe, PE32 18->21 dropped 23 C:\Users\user\...\newapp.exe:Zone.Identifier, ASCII 18->23 dropped 51 Tries to steal Mail credentials (via file / registry access) 18->51 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->53 55 Installs a global keyboard hook 18->55 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40fd7a4fd13cf4057de10b3eb1d89a596786f403bde6e79f3539fedd51af68de/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-20 16:50:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=id6xut6rht2ak7pbbm7ldwe2lftyn5adxxtophzvhh7n2unpndpa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
05e64dbd41d8dc2baf23d43fa0fcad946d04856691fc17728c1a4d480926e375
AgentTesla
2420d12497ff960adee4da998ddba3d2055da891931943ab065e3c543a0fd042
AgentTesla
c7d867e4e2213b811a28dd86546a768af3f80572873ac296331d8053d013a208
AgentTesla
c9559cb55b1cbe6a54ba24443b6210b68effa9845f04926d41aaf29787158705
AgentTesla
ec1a1f01cac9874499e10498d596a85202bf1cc0d51531211a0f658ca1778508
AgentTesla
+ 18'170 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/220620-w112ksbgg4/
Behaviour
Suspicious behavior: EnumeratesProcesses
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
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/bot5421147975:AAGrsGnLOHZfFv7yHuj3hZdQSOVmPodIAVI/sendDocument
Unpacked files
SH256 hash:
7e94b4df08f11602698d89005bc02240d071e3a1194afd7b39fd997c4b39913c
MD5 hash:
416bbdbdc5030aa0bfc6a6726fd36223
SHA1 hash:
45f898d7b8918cd2ac2ecb426ff13d7f15630d80
Link:
https://www.unpac.me/results/4ed504d9-2f64-4425-80ac-b39db458c978/
SH256 hash:
9fc0961341018064b991f942fe587407e3a544907482b26d28c3284d169b56b5
MD5 hash:
d1621e7942a82eb116ad771af1cb57bd
SHA1 hash:
0da17e48515c90e16fa10d5a4241b1e828eca82c
Link:
https://www.unpac.me/results/4ed504d9-2f64-4425-80ac-b39db458c978/
SH256 hash:
905b0145a08a59380e849804fef6481c9f2efc9c495edb18d95f184cc4f760e7
MD5 hash:
604529a847ab8957fdad8ce3ed6695be
SHA1 hash:
edd6294df84f282eba334cf35444cf22ac9e0ae4
Link:
https://www.unpac.me/results/4ed504d9-2f64-4425-80ac-b39db458c978/
SH256 hash:
6de8bc7d4844efdb55328126b632a374bee9aaf3073cf9ca5fe5fdf303106f8e
MD5 hash:
7ce2d10bd0f02667bc0e1343d9ffc1c1
SHA1 hash:
c3a5b4e5721085022eb7bf0008b7e449f9369fcf
Link:
https://www.unpac.me/results/4ed504d9-2f64-4425-80ac-b39db458c978/
SH256 hash:
40fd7a4fd13cf4057de10b3eb1d89a596786f403bde6e79f3539fedd51af68de
MD5 hash:
ae3593cdc6d4c2190cf1b8f95e6ea411
SHA1 hash:
1a45872a660920484139b35f572c5871e4df5608
Link:
https://www.unpac.me/results/4ed504d9-2f64-4425-80ac-b39db458c978/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.85
Link:
https://yomi.yoroi.company/submissions/40fd7a4fd13cf4057de10b3eb1d89a596786f403bde6e79f3539fedd51af68de

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
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 40fd7a4fd13cf4057de10b3eb1d89a596786f403bde6e79f3539fedd51af68de

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/281727/

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