MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 abef13b183e2e32a443baf2efac884d6a8d581ffd41af42ae4fc6a00b19766e6. 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: abef13b183e2e32a443baf2efac884d6a8d581ffd41af42ae4fc6a00b19766e6
SHA3-384 hash: 97c759b4d0d4ff0eeab305d8efeb38f4ac7622f4022687fad6ee233b28b1fc0f1d66039b42441174a9445c0cd126de61
SHA1 hash: 15fd002e68e546dc82e3c41b107264afc909f0e8
MD5 hash: acb33d19ef49f14a50a40b494c82a409
humanhash: foxtrot-north-beer-steak
File name:SOA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'217'536 bytes
First seen:2020-12-21 15:59:46 UTC
Last seen:2020-12-21 17:39:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:9TJYEej9CTSzr5WdtqNhoNagSCC6xlkcMvQzwT:95ar5WdtqNSagSL6x2D
Threatray 1'946 similar samples on MalwareBazaar
TLSH 0A45AE3429ED561AF177AF764AD034969FEEFE322703D459289133CA4632F40CDA163A
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
139
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.482.10926.5154.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
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.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/567539
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
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)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 332850 Sample: SOA.exe Startdate: 21/12/2020 Architecture: WINDOWS Score: 100 70 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->70 72 Found malware configuration 2->72 74 Multi AV Scanner detection for dropped file 2->74 76 9 other signatures 2->76 7 SOA.exe 7 2->7         started        11 WCPCe.exe 5 2->11         started        13 WCPCe.exe 4 2->13         started        process3 file4 42 C:\Users\user\AppData\Roaming\igXhFa.exe, PE32 7->42 dropped 44 C:\Users\user\...\igXhFa.exe:Zone.Identifier, ASCII 7->44 dropped 46 C:\Users\user\AppData\Local\Temp\tmp5B5.tmp, XML 7->46 dropped 48 C:\Users\user\AppData\Local\...\SOA.exe.log, ASCII 7->48 dropped 78 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->78 80 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->80 15 SOA.exe 2 5 7->15         started        20 schtasks.exe 1 7->20         started        82 Multi AV Scanner detection for dropped file 11->82 84 Machine Learning detection for dropped file 11->84 22 WCPCe.exe 2 11->22         started        24 schtasks.exe 1 11->24         started        26 WCPCe.exe 13->26         started        28 schtasks.exe 13->28         started        signatures5 process6 dnsIp7 50 davaobay.com.ph 173.231.198.30, 49703, 49707, 49709 IMH-WESTUS United States 15->50 52 mail.davaobay.com.ph 15->52 36 C:\Users\user\AppData\Local\...\WCPCe.exe, PE32 15->36 dropped 38 C:\Users\user\...\WCPCe.exe:Zone.Identifier, ASCII 15->38 dropped 58 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->58 60 Tries to steal Mail credentials (via file access) 15->60 62 Modifies the hosts file 15->62 64 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->64 30 conhost.exe 20->30         started        54 mail.davaobay.com.ph 22->54 32 conhost.exe 24->32         started        56 mail.davaobay.com.ph 26->56 40 C:\Windows\System32\drivers\etc\hosts, ASCII 26->40 dropped 66 Tries to harvest and steal ftp login credentials 26->66 68 Tries to harvest and steal browser information (history, passwords, etc) 26->68 34 conhost.exe 28->34         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/abef13b183e2e32a443baf2efac884d6a8d581ffd41af42ae4fc6a00b19766e6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-12-21 12:22:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vpxrhmmd4lrsurb3v4xpvsee22unlap72qnpikxe7rvabmmxm3ta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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f978f4e237de53020f14669a7fbbf0e0505b4037905f2cd277f4c23d6eb12779
AgentTesla
+ 1'936 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/201221-np7vpq21as/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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
Drops file in Drivers directory
AgentTesla
Unpacked files
SH256 hash:
abef13b183e2e32a443baf2efac884d6a8d581ffd41af42ae4fc6a00b19766e6
MD5 hash:
acb33d19ef49f14a50a40b494c82a409
SHA1 hash:
15fd002e68e546dc82e3c41b107264afc909f0e8
Link:
https://www.unpac.me/results/373861b9-8a26-4579-9880-6bec36f5f98f/
SH256 hash:
55abf08a6a6ab7c7848a2bc0410d84befe6dcfa118336e2e4f1ee456a8009efc
MD5 hash:
6ce9761c3c3ae715d40a77b982d31dc9
SHA1 hash:
42a5a02eabe7d80d79408549e7686d4e44524361
Link:
https://www.unpac.me/results/373861b9-8a26-4579-9880-6bec36f5f98f/
SH256 hash:
ba1baa9e3ec68d08987f3463bf0ea561fe30260714bddf003f1032b532e99602
MD5 hash:
fe347d3f94885a93b0f192d02f6f06b0
SHA1 hash:
5d63693f8ea8642747b8c820a126e77b593679b2
Link:
https://www.unpac.me/results/373861b9-8a26-4579-9880-6bec36f5f98f/
SH256 hash:
3cd05b9e38af8c8f041520517a3b1a21ce33d7f8b8be8e4f3256c3fa90c654b2
MD5 hash:
08b53a3ceea4c473e8cc9d98bdb7930d
SHA1 hash:
76dac2af283b07d8e916247356864394fc5cf6bc
Link:
https://www.unpac.me/results/373861b9-8a26-4579-9880-6bec36f5f98f/
SH256 hash:
13b16f9317a080414cf8d61a2afcff0874f8fd12f811ecc818cafef3865b3a01
MD5 hash:
5c373ea74a681a941a511b174936761e
SHA1 hash:
a7de8c0f0e035f9d967de5a410df694e963b83dd
Link:
https://www.unpac.me/results/373861b9-8a26-4579-9880-6bec36f5f98f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/abef13b183e2e32a443baf2efac884d6a8d581ffd41af42ae4fc6a00b19766e6

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

rar b13649a8da553480a7e9c40c596f649a350882c904aba3195243e68afc6358ce

AgentTesla

Executable exe abef13b183e2e32a443baf2efac884d6a8d581ffd41af42ae4fc6a00b19766e6

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 b13649a8da553480a7e9c40c596f649a350882c904aba3195243e68afc6358ce

Comments