MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c0a41c1683f9c405b1b05ac226472474672346b6aebc21920eb1a8c2308a7c99. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c0a41c1683f9c405b1b05ac226472474672346b6aebc21920eb1a8c2308a7c99
SHA3-384 hash: 5b570f1f37d9e6dd8951511b40f037a8d3a389f88bbce96613ca71530723bed1a96058c7a8efc5e989ac207310929714
SHA1 hash: d72c0eb23db436695b4db497b52286fddb65ddf8
MD5 hash: 952c1865618eac460720017dbacae52b
humanhash: stream-oscar-beryllium-mike
File name:90179132.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:578'560 bytes
First seen:2023-05-12 10:51:58 UTC
Last seen:2023-05-13 22:45:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:L8whh2Y4YJHhGmKq0AJCJ6xzXAAXgHbfwKuiIdl759vy:L8whh2Y4m50A8J61hg7fBIdT9
Threatray 3'442 similar samples on MalwareBazaar
TLSH T136C4E19AC2B88B11CE641BFD1D67C5C50AF599B47C28D9305F8728CDEAB2E2F144827D
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
279
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
90179132.exe
Verdict:
Malicious activity
Analysis date:
2023-05-12 10:54:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/323f7b7c-9722-41b1-923c-d717dc783598

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/388702/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot packed
Link:
https://www.filescan.io/uploads/645e1a54b87853d1e17b79f7/reports/3ee568e9-8e36-4201-828d-e11001098889/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/c0a41c1683f9c405b1b05ac226472474672346b6aebc21920eb1a8c2308a7c99
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/5af40d4b-201e-451e-8fa2-61fb7cf5db34
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1231525
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 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 zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 864503 Sample: 90179132.exe Startdate: 12/05/2023 Architecture: WINDOWS Score: 100 70 Found malware configuration 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 Sigma detected: Scheduled temp file as task from temp location 2->74 76 6 other signatures 2->76 7 90179132.exe 7 2->7         started        11 zUxNfNe.exe 5 2->11         started        13 YLcqPJe.exe 3 2->13         started        15 YLcqPJe.exe 2->15         started        process3 file4 48 C:\Users\user\AppData\Roaming\zUxNfNe.exe, PE32 7->48 dropped 50 C:\Users\user\...\zUxNfNe.exe:Zone.Identifier, ASCII 7->50 dropped 52 C:\Users\user\AppData\Local\...\tmp5A36.tmp, XML 7->52 dropped 54 C:\Users\user\AppData\...\90179132.exe.log, ASCII 7->54 dropped 86 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->86 88 May check the online IP address of the machine 7->88 90 Uses schtasks.exe or at.exe to add and modify task schedules 7->90 96 2 other signatures 7->96 17 90179132.exe 17 5 7->17         started        22 powershell.exe 21 7->22         started        24 schtasks.exe 1 7->24         started        92 Multi AV Scanner detection for dropped file 11->92 94 Machine Learning detection for dropped file 11->94 26 zUxNfNe.exe 11->26         started        28 schtasks.exe 11->28         started        30 YLcqPJe.exe 15->30         started        32 schtasks.exe 15->32         started        34 YLcqPJe.exe 15->34         started        signatures5 process6 dnsIp7 56 api4.ipify.org 173.231.16.77, 443, 49707, 49710 WEBNXUS United States 17->56 58 smtp.gmail.com 108.177.119.108, 25, 49708 GOOGLEUS United States 17->58 68 2 other IPs or domains 17->68 44 C:\Users\user\AppData\Roaming\...\YLcqPJe.exe, PE32 17->44 dropped 46 C:\Users\user\...\YLcqPJe.exe:Zone.Identifier, ASCII 17->46 dropped 78 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->78 80 Tries to steal Mail credentials (via file / registry access) 17->80 82 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->82 36 conhost.exe 22->36         started        38 conhost.exe 24->38         started        60 104.237.62.211, 443, 49709 WEBNXUS United States 26->60 62 api.ipify.org 26->62 40 conhost.exe 28->40         started        64 108.177.119.109, 25, 49711, 49712 GOOGLEUS United States 30->64 66 api.ipify.org 30->66 84 Tries to harvest and steal browser information (history, passwords, etc) 30->84 42 conhost.exe 32->42         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c0a41c1683f9c405b1b05ac226472474672346b6aebc21920eb1a8c2308a7c99/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-05-12 08:50:30 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ycsbyfud7hcalmnqllbcmrzeortsgrvwv26cdeqowgumemekpsmq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
167ea427613672844817e73ce587a325bbce315affd1636c249249cecbada4b4
AgentTesla
846691ccd7702dfd6f178c0c85afc082a38a539ead46d78749941ea499743f6c
AgentTesla
8b320cdcd15331e662f378903444dac92fb1f331083f1872ca4454cc0f8ad0db
AgentTesla
fee8b0a5bd69e9ca4d343dbf309b19ecc9a510dc26f7d84d1095fbb494763a99
AgentTesla
+ 3'432 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/230512-mydntsfa4w/
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
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:
3ab1dcc37e7c5c643bf41e9f0f81f816f24974fbddde95e2af52426e3374dd35
MD5 hash:
8a2c496875c0871aecc16aae768b323f
SHA1 hash:
f5423a32125c70b512de301c5616c7b75477e2e7
Link:
https://www.unpac.me/results/c0bcc5a5-1ca1-4ae4-8b67-a3842f8fffff/
SH256 hash:
dcc3b73c0662e7afb598c82376eaeb149d4b5695252d4a0bcc6a5f3e4c924ce0
MD5 hash:
725bd8fb42433d6d46b1c9cf59badff1
SHA1 hash:
d419a8233c626e8f5ca52835eec1a62853a1eb5d
Link:
https://www.unpac.me/results/c0bcc5a5-1ca1-4ae4-8b67-a3842f8fffff/
SH256 hash:
50ce25cc2f843cbb5c8a1ea9a620aa99f31010885a63f1f5d1df06dd97988f11
MD5 hash:
63f82aa09d1570350bd182210cf1deed
SHA1 hash:
a07b96baf17ed529672a7ca08fe7b453e26de4b2
Link:
https://www.unpac.me/results/c0bcc5a5-1ca1-4ae4-8b67-a3842f8fffff/
SH256 hash:
4621f1b0f0d51f140e3f82cd956cd9d98918a43229b95a01398cfed9c32f245f
MD5 hash:
4000c20f89fee3dcd722cee732a16cd6
SHA1 hash:
8891ac7d2e81bbf32213a383501f7df8f2596753
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/c0bcc5a5-1ca1-4ae4-8b67-a3842f8fffff/
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:
d8fc5dfdf2800247eb610beb076fec4d2becf6d951e89445d43237fe97814218
MD5 hash:
e5d93dadd08b8bc727e4f4853c6881ba
SHA1 hash:
27e0e057d33f01586193b0cbf06561c2863951f4
Link:
https://www.unpac.me/results/c0bcc5a5-1ca1-4ae4-8b67-a3842f8fffff/
SH256 hash:
c0a41c1683f9c405b1b05ac226472474672346b6aebc21920eb1a8c2308a7c99
MD5 hash:
952c1865618eac460720017dbacae52b
SHA1 hash:
d72c0eb23db436695b4db497b52286fddb65ddf8
Link:
https://www.unpac.me/results/c0bcc5a5-1ca1-4ae4-8b67-a3842f8fffff/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c0a41c1683f9/report/overview.html
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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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 c0a41c1683f9c405b1b05ac226472474672346b6aebc21920eb1a8c2308a7c99

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/388702/

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