MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06. 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: 6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06
SHA3-384 hash: 403478f69a05acfb162ac0e7be0a8a7d4aad4793840810a86ec31cf5808a5427dc918c69c7c79dc583ffe201d9e21b32
SHA1 hash: 2dd1df9b738b357f79e6616f230082b83ecda526
MD5 hash: adafad4cabc96834501a0d2021b8df29
humanhash: alaska-edward-freddie-sierra
File name:new purchase order-1023.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:624'640 bytes
First seen:2023-10-31 06:52:43 UTC
Last seen:2023-10-31 08:40:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:rUR6eioaOz+0/sTNfUns7mP8f69VFlffsn1CtH4jqyuN93nX+fiaVJSVaSqQB:rUR6yz+0UTxUnImtL0nKMAv3nXUPS0SJ
Threatray 539 similar samples on MalwareBazaar
TLSH T126D423210E7CCB21D8B06F7AE8F8513243F5E16977C0FA6D4E45B5C82663F81839A666
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 08b266ca84c862b4 (6 x AgentTesla, 6 x Formbook, 4 x Loki)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
324
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/457260/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/6540a4510ca0b0185171a698/reports/17c4f9db-bfaa-4a2e-adad-307b0ff8cf6b/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2b7bee33-a3f7-4f8d-928e-b0e64a45a6a6
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1334682
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
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 dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Sigma detected: Scheduled temp file as task from temp location
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
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 dnsIp2 2 Behavior Graph ID: 1334682 Sample: new_purchase_order-1023.exe Startdate: 31/10/2023 Architecture: WINDOWS Score: 100 59 api4.ipify.org 2->59 61 api.telegram.org 2->61 63 api.ipify.org 2->63 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Sigma detected: Scheduled temp file as task from temp location 2->73 75 11 other signatures 2->75 8 new_purchase_order-1023.exe 7 2->8         started        12 ZEaGDQu.exe 5 2->12         started        14 bRjIL.exe 2->14         started        16 bRjIL.exe 2->16         started        signatures3 process4 file5 55 C:\Users\user\AppData\Roaming\ZEaGDQu.exe, PE32 8->55 dropped 57 C:\Users\user\AppData\Local\...\tmp5D82.tmp, XML 8->57 dropped 87 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->87 89 Uses schtasks.exe or at.exe to add and modify task schedules 8->89 91 Adds a directory exclusion to Windows Defender 8->91 18 new_purchase_order-1023.exe 16 5 8->18         started        23 powershell.exe 23 8->23         started        35 2 other processes 8->35 93 Multi AV Scanner detection for dropped file 12->93 95 Machine Learning detection for dropped file 12->95 97 Injects a PE file into a foreign processes 12->97 25 ZEaGDQu.exe 12->25         started        27 schtasks.exe 12->27         started        29 bRjIL.exe 14->29         started        31 schtasks.exe 14->31         started        33 bRjIL.exe 16->33         started        37 2 other processes 16->37 signatures6 process7 dnsIp8 65 api4.ipify.org 64.185.227.156, 443, 49714, 49717 WEBNXUS United States 18->65 67 api.telegram.org 149.154.167.220, 443, 49715, 49716 TELEGRAMRU United Kingdom 18->67 51 C:\Users\user\AppData\Roaming\...\bRjIL.exe, PE32 18->51 dropped 53 C:\Users\user\...\bRjIL.exe:Zone.Identifier, ASCII 18->53 dropped 77 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->77 79 Tries to steal Mail credentials (via file / registry access) 18->79 81 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->81 39 conhost.exe 23->39         started        83 Installs a global keyboard hook 25->83 41 conhost.exe 27->41         started        43 conhost.exe 31->43         started        85 Tries to harvest and steal browser information (history, passwords, etc) 33->85 45 conhost.exe 35->45         started        47 conhost.exe 35->47         started        49 conhost.exe 37->49         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-31 02:08:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n73kom6mgcsvprht3tiqhfhwme7gybxwstiuvys224m6fwlqdqda._file
Verdict:
malicious
Similar samples:
024cc35017b7cf3e59c195fe45d3fd56ed418035fe7cd157d18ae2866632fe1a
AgentTesla
452ff2f3fce802f46e640f429d987538f9dcf631b9488ae7ebf484f2eb3dca0f
AgentTesla
5825bde73102349f8a9ba272fce964413be3563bb4c4ef17dff41c2fed460932
AgentTesla
a1c70ed91881778f7e0fc6ad5275848145424d452e1053a5a4c5c7ca58fc61fc
AgentTesla
b84938f26ff709a2c3bc4d0e946e381929f48ac47c1c945ff561f10a2d4a7536
AgentTesla
e6b6f23895185671a91e377fb4a48b3cd934092daf0409559e0f5c7f22949c5f
AgentTesla
ecb8c82a84bfc4eee6d640f6c562cfd95f65184ab210e4e717f8aff8d0b8a1be
AgentTesla
+ 529 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231031-hnpacsbb84/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot5678343767:AAGQfGRYlFgWs8COROmtUiFQLbGrfDlmZ80/
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/286db3a2-56fb-4e81-b9d8-817e6e022c9a/
SH256 hash:
9c3a32f6132390b3efdef8e2e7519b9651785a5c3353ce749713b5c8f2812b27
MD5 hash:
7b3745d6270cc7e49827b4426ec581c1
SHA1 hash:
a19eecdd7d1eafd0f4edbbb6c1f5efac60d3bd29
Link:
https://www.unpac.me/results/286db3a2-56fb-4e81-b9d8-817e6e022c9a/
SH256 hash:
edc913221e0aec344101a86c7dd401bc7d6133c879a329b34f8356c9b0e73e53
MD5 hash:
ec3ca6a9a0b11af2fcdc9e1a4e194a57
SHA1 hash:
277f3513b46a129554777872e7d2cbfba5e0b26a
Detections:
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/286db3a2-56fb-4e81-b9d8-817e6e022c9a/
Parent samples :
6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06
12d8b9116be7c241f251c9bb10e7c6204c0584fad018255aff7ba03cc025d076
SH256 hash:
1ae6c210f6f5fa35659ac608556afabdfaf525605804e9ac0a2e7cdafee15aee
MD5 hash:
89dc9c8b6bb9d879389ba2dfcede771f
SHA1 hash:
000fee12e669b37c9a9fe872d9bfb5d92a2faf0a
Link:
https://www.unpac.me/results/286db3a2-56fb-4e81-b9d8-817e6e022c9a/
SH256 hash:
6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06
MD5 hash:
adafad4cabc96834501a0d2021b8df29
SHA1 hash:
2dd1df9b738b357f79e6616f230082b83ecda526
Link:
https://www.unpac.me/results/286db3a2-56fb-4e81-b9d8-817e6e022c9a/
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/6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06

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:NET
Create hunting rule
Author:malware-lu
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 6ff6a733cc30a557c4f3dcd10394f6613e6c06f694d14ae25ad719e2d9701c06

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/457260/

Comments