MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121
SHA3-384 hash: 938fa6340b5a0585d9e31d3ca63f5e8dcf8a1ee6506fc459236e474e61cd6623955926bf8a2b30c68036dbe77b61c397
SHA1 hash: 17cdf8a99b83975664698b963c568ec299a6251c
MD5 hash: 8b97b1a70e233a34a42dc72971545f07
humanhash: bacon-nineteen-fix-diet
File name:Invoice No.23DF-46775.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:925'184 bytes
First seen:2023-05-08 13:40:59 UTC
Last seen:2023-05-13 22:52:31 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 6144:yGJK4njQgky2InEoRhUaN9B6YjrlfplKGjXWnl/bQmkLKS0fCvYafA3Zrkkn/LqY:S4nJCnGLS2nQaINkULq7nO/Ga9H
Threatray 2'578 similar samples on MalwareBazaar
TLSH T11E15A33825B83922C2B5E5B2DBC4E521FBD089923536CDDF1AD244861AEF60376CBD1D
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)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
262
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Invoice No.23DF-46775.exe
Verdict:
Malicious activity
Analysis date:
2023-05-08 13:43:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c99944b5-5cc1-4c46-ac5f-c98f1193d1cf

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/387557/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2014.11169.18704.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
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
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Forced shutdown of a system process
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6458fbef1c5e671712074218/reports/215a45d3-c77f-4a2f-8806-f7d1acfe41ec/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b9c898ed-fbff-4f0e-8302-f535402be667
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1228312
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 861279 Sample: Invoice_No.23DF-46775.exe Startdate: 08/05/2023 Architecture: WINDOWS Score: 100 58 Found malware configuration 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus / Scanner detection for submitted sample 2->62 64 8 other signatures 2->64 7 Invoice_No.23DF-46775.exe 6 2->7         started        11 QmQZBqWJnxs.exe 5 2->11         started        13 YLcqPJe.exe 2 2->13         started        15 YLcqPJe.exe 1 2->15         started        process3 file4 40 C:\Users\user\AppData\...\QmQZBqWJnxs.exe, PE32 7->40 dropped 42 C:\Users\user\AppData\Local\...\tmp71D1.tmp, XML 7->42 dropped 44 C:\Users\...\Invoice_No.23DF-46775.exe.log, ASCII 7->44 dropped 78 Uses schtasks.exe or at.exe to add and modify task schedules 7->78 80 Writes to foreign memory regions 7->80 82 Injects a PE file into a foreign processes 7->82 17 RegSvcs.exe 17 4 7->17         started        22 schtasks.exe 1 7->22         started        24 WMIADAP.exe 7->24         started        84 Antivirus detection for dropped file 11->84 86 Multi AV Scanner detection for dropped file 11->86 88 Machine Learning detection for dropped file 11->88 26 RegSvcs.exe 11->26         started        28 schtasks.exe 1 11->28         started        30 conhost.exe 13->30         started        32 conhost.exe 15->32         started        signatures5 process6 dnsIp7 46 api4.ipify.org 104.237.62.211, 443, 49696 WEBNXUS United States 17->46 48 smtp.gmail.com 108.177.126.109, 25, 49697 GOOGLEUS United States 17->48 50 api.ipify.org 17->50 38 C:\Users\user\AppData\Roaming\...\YLcqPJe.exe, PE32 17->38 dropped 66 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->66 68 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->68 70 May check the online IP address of the machine 17->70 34 conhost.exe 22->34         started        52 173.231.16.77, 443, 49698 WEBNXUS United States 26->52 54 173.194.79.109, 25, 49699 GOOGLEUS United States 26->54 56 api.ipify.org 26->56 72 Tries to steal Mail credentials (via file / registry access) 26->72 74 Tries to harvest and steal browser information (history, passwords, etc) 26->74 76 Hides that the sample has been downloaded from the Internet (zone.identifier) 26->76 36 conhost.exe 28->36         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-08 06:59:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
40
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uojiv7h2rm7bqjojpfxkscm6lhq6plrda357zqqnyovoprqgkeqq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2d6c9ac070f5bb55d66de498da4a8c26d377eb79d7917d03af6d3608e350ac08
AgentTesla
846691ccd7702dfd6f178c0c85afc082a38a539ead46d78749941ea499743f6c
AgentTesla
8743e0488e2396c788528f3febac8b7ced15f219750753231918a2b67a40ca8b
AgentTesla
c4b217fc04b181a152acf96ddb6f3d3f21d946308ae37c443c283028b3b0fe8d
AgentTesla
+ 2'568 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/230508-qy359sah58/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
AgentTesla
Unpacked files
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/f66d5321-fd56-4e67-a65e-32b85b9c318b/
SH256 hash:
c0bc3712014c333d776c6774a25059081cb28584f6b8bbd1062fc759c605616d
MD5 hash:
1da0baf434b5d40cd80bff10d8de08fc
SHA1 hash:
91d5df625b3fdd9fc82fa0302f7f021e175eee1f
Link:
https://www.unpac.me/results/f66d5321-fd56-4e67-a65e-32b85b9c318b/
SH256 hash:
4621f1b0f0d51f140e3f82cd956cd9d98918a43229b95a01398cfed9c32f245f
MD5 hash:
4000c20f89fee3dcd722cee732a16cd6
SHA1 hash:
8891ac7d2e81bbf32213a383501f7df8f2596753
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/f66d5321-fd56-4e67-a65e-32b85b9c318b/
Parent samples :
846691ccd7702dfd6f178c0c85afc082a38a539ead46d78749941ea499743f6c
2d6c9ac070f5bb55d66de498da4a8c26d377eb79d7917d03af6d3608e350ac08
c4b217fc04b181a152acf96ddb6f3d3f21d946308ae37c443c283028b3b0fe8d
8743e0488e2396c788528f3febac8b7ced15f219750753231918a2b67a40ca8b
a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121
d67557fd37174016e188f4e3932341f74c0a79ade0a34fbffc190e91b9e5a0e4
2a232d34df6f69da4deaf5c66978d63ed8de80b166c57f1b48c64dc35718fef5
2c78017d8001429c9377a93a0e0740ac8e6b6e4b7beae7c70ab2c4a367acfb42
7e4f2a5a6801e34e8f36b4a1b10f55721a36bcf044894e5011d9e008deb93326
fee8b0a5bd69e9ca4d343dbf309b19ecc9a510dc26f7d84d1095fbb494763a99
167ea427613672844817e73ce587a325bbce315affd1636c249249cecbada4b4
6702eafd72ff8081618fc0ad6feaf194cd4fae7d5798184bd0a61fc7de4e01bf
c0a41c1683f9c405b1b05ac226472474672346b6aebc21920eb1a8c2308a7c99
e76c0b33b1eb4fb2bd767d6142755b54da9bbfbe8c404da94842e54920ef70cf
7d4221474c9d762be541c0a9dfe4b551b7d287f823246f7482795a9d628bbb78
cbf5b33f7d2a64b4d561ca05203c5af1093dfaf3bf9755cefdc3975627022554
7560967ba08549d7a5048c6cc582b717f85392ff4bbbe39abec424416ba3755d
4279e95d6e73bfee362446cb9c60671a50847f6830f990b085b1c91e1491d9af
c28ad3336a4f9b1cf6009d53c8b35bd6e50521a5c4546c506e119af8a3274de5
405c9b3fbe1d2a384a8405eaec58eafe116b839170879773ea056bcd86dade74
da1e5e998d07bc5955e623316800479e2cfe58fa00679491669ad288b3d48a9b
82ff0a181a498c9a794c085821aeec269122f36c222dfcf31ea39d71d6b4c9f9
7dbe25e6222a22ea4419523ff3ec0d62c073d9bdce1fe2dc34f1fa8adafcd4c9
82d1e259002e43b95937bc81dd217664d6b0776e39f6a25fd114ae7a37fdc616
b13a9b8c3312ce8b485d1ddbc9a4c840a08e94793b109f2e7aef32b46fb999e3
ea3f69b9d5aebb683c12ff1014d62996dad0a81682e15386e838ac7d4120b430
4024305f22679e7580e906744bba5ad9193fbe444c9b30b24845f135886a3c86
a11e45f42950ae734ed9899726d90e51788282d5f3a0dc973a5fe6b7707b8516
e9b0ec0a9227f39255d2febd7eb08b56e436ba8e10d8d894294937b380eaf320
SH256 hash:
a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121
MD5 hash:
8b97b1a70e233a34a42dc72971545f07
SHA1 hash:
17cdf8a99b83975664698b963c568ec299a6251c
Link:
https://www.unpac.me/results/f66d5321-fd56-4e67-a65e-32b85b9c318b/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a3928afcfa8b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/a3928afcfa8b3e1825c9796ea9099e59e1e7ae2306fbfcc20dc3aae7c6065121

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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/387557/

Comments