MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca82ba94b8fb2bf54ccf396041929590b2b64ada67d950cb91c45d412c401e1a. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca82ba94b8fb2bf54ccf396041929590b2b64ada67d950cb91c45d412c401e1a
SHA3-384 hash: 0de572bfc3cdcb4537ca03debe7aa464eca2312da618c145ec0f63e187b98285d648abc20d7ed39b12f0162e688853f6
SHA1 hash: ef50288d126cf81b9ce5fe8b5e208bd47ace1b32
MD5 hash: da602190e576088696577c344a04407b
humanhash: xray-aspen-pluto-carolina
File name:da602190e576088696577c344a04407b
Download: download sample
Signature AgentTesla
Create hunting rule
File size:766'976 bytes
First seen:2022-07-27 13:38:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:O8o+os1pxQZCSjRKS21GrIrVP72IFdlfPx8WAinnFv4TVzDBmrlbt/s6lsUOPtf+:qQ1yiPHFdNPxFxv8Vz8Vs6nOPtGCeLqO
TLSH T1FBF4E008B3A7CD13C1AC27B7D0D5211487B0DA47E1E6EB4A7AC953E50E833A7A94725F
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 86738c8d86966992 (12 x AgentTesla, 6 x Loki, 6 x Formbook)
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
326
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/294643/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen3.20355.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62e14037b3bb70bb32e4c19d/reports/40f2da7b-c920-417e-b411-dbfbed311e5d/overview
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/e12ee969-7a59-43b0-ad9f-e536ccd6855c
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1041849
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
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)
Moves itself to temp directory
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)
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 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 signatures2 2 Behavior Graph ID: 674343 Sample: WZyXE4GNKW Startdate: 27/07/2022 Architecture: WINDOWS Score: 100 62 Malicious sample detected (through community Yara rule) 2->62 64 Multi AV Scanner detection for submitted file 2->64 66 Yara detected AgentTesla 2->66 68 7 other signatures 2->68 7 WZyXE4GNKW.exe 7 2->7         started        11 InxbcD.exe 4 2->11         started        13 InxbcD.exe 2->13         started        process3 file4 38 C:\Users\user\AppData\...\rjyJvcSafBBast.exe, PE32 7->38 dropped 40 C:\...\rjyJvcSafBBast.exe:Zone.Identifier, ASCII 7->40 dropped 42 C:\Users\user\AppData\Local\...\tmp1CD4.tmp, XML 7->42 dropped 44 C:\Users\user\AppData\...\WZyXE4GNKW.exe.log, ASCII 7->44 dropped 70 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->70 72 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->72 74 Uses schtasks.exe or at.exe to add and modify task schedules 7->74 76 Adds a directory exclusion to Windows Defender 7->76 15 WZyXE4GNKW.exe 2 5 7->15         started        20 powershell.exe 24 7->20         started        22 schtasks.exe 1 7->22         started        78 Machine Learning detection for dropped file 11->78 80 Injects a PE file into a foreign processes 11->80 24 InxbcD.exe 11->24         started        26 schtasks.exe 11->26         started        signatures5 process6 dnsIp7 46 us2.smtp.mailhostbox.com 208.91.199.225, 49757, 587 PUBLIC-DOMAIN-REGISTRYUS United States 15->46 34 C:\Users\user\AppData\Roaming\...\InxbcD.exe, PE32 15->34 dropped 36 C:\Users\user\...\InxbcD.exe:Zone.Identifier, ASCII 15->36 dropped 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->50 52 Moves itself to temp directory 15->52 54 Tries to steal Mail credentials (via file / registry access) 15->54 56 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->56 28 conhost.exe 20->28         started        30 conhost.exe 22->30         started        48 208.91.199.223, 49796, 587 PUBLIC-DOMAIN-REGISTRYUS United States 24->48 58 Tries to harvest and steal ftp login credentials 24->58 60 Tries to harvest and steal browser information (history, passwords, etc) 24->60 32 conhost.exe 26->32         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ca82ba94b8fb2bf54ccf396041929590b2b64ada67d950cb91c45d412c401e1a/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-07-27 13:39:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zkblvffy7mv7ktgphfqedeuvsczlmsw2m7mvbs4ryrouclcadyna._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220727-qxyjdshhh8/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
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
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:
81bfa0240f3488fee95137b4b34ddd5f9e7ac14e3c8276d7b6925e94b924c032
MD5 hash:
7954445aa2b2a57e50834b90f849dbe5
SHA1 hash:
e74ea639d99d2a6c0a816071b9feea35abeee8e9
Link:
https://www.unpac.me/results/dbb96a4c-e4b2-43a9-b9e5-a2dee043546b/
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
Link:
https://www.unpac.me/results/dbb96a4c-e4b2-43a9-b9e5-a2dee043546b/
SH256 hash:
aa47946c1a73115308aafe740f9ffbc5a50080025ae05a78de82a5bfe45e104d
MD5 hash:
169544c182e91f306224db6f1e500e4d
SHA1 hash:
af5bc1efad0a4edd1c276fe5826228968ed5f49c
Link:
https://www.unpac.me/results/dbb96a4c-e4b2-43a9-b9e5-a2dee043546b/
SH256 hash:
e564513c43380315992640814660840a5b4703eb1bdd83e4bfb41adc8b00a952
MD5 hash:
745a8ebc59de416f9fd30feff3a73c8c
SHA1 hash:
929a6c83ae8973d863cf4640a979b86da829b988
Link:
https://www.unpac.me/results/dbb96a4c-e4b2-43a9-b9e5-a2dee043546b/
SH256 hash:
36c5fe11a32cc87793a81f3e72a7d1f567d5ceaefe38ee90143425d07fbda8d1
MD5 hash:
9dfc2f51d9e5c5ba0268829a31624366
SHA1 hash:
9021789b875731f71e4e45c2ed947843f25d8cc3
Link:
https://www.unpac.me/results/dbb96a4c-e4b2-43a9-b9e5-a2dee043546b/
SH256 hash:
ca82ba94b8fb2bf54ccf396041929590b2b64ada67d950cb91c45d412c401e1a
MD5 hash:
da602190e576088696577c344a04407b
SHA1 hash:
ef50288d126cf81b9ce5fe8b5e208bd47ace1b32
Link:
https://www.unpac.me/results/dbb96a4c-e4b2-43a9-b9e5-a2dee043546b/
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: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.

Web download

AgentTesla

Executable exe ca82ba94b8fb2bf54ccf396041929590b2b64ada67d950cb91c45d412c401e1a

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2261840/
Cape
Cape
https://www.capesandbox.com/analysis/294643/

Comments


Avatar
zbet commented on 2022-07-27 13:38:43 UTC

url : hxxp://198.46.132.183/obs/pdf.exe