MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a7916565b10df8a93edb90f8c4518ae990a949aca2c17ef6f976849a6685ead. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
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SHA256 hash: 1a7916565b10df8a93edb90f8c4518ae990a949aca2c17ef6f976849a6685ead
SHA3-384 hash: 1de2f1b9d8bc92f8a54f8470eab2fec654c33c5892d048ab16b59336696a413a46007688f47692954732f8fdc7c945b6
SHA1 hash: 15c0328bf10c7c1429f0377fba4562f0dcafff11
MD5 hash: 6329f532af9e79c069a28a98fea78070
humanhash: eleven-quiet-march-two
File name:SOA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:914'432 bytes
First seen:2021-06-15 13:59:48 UTC
Last seen:2021-06-15 15:03:51 UTC
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:N6sgOSMPQipP52h1DO73veNAdk4VDnh6qc1Y6TxsOFfuAtH:wxipg1O7G6kgzMqc1YAxsOF
Threatray 5'868 similar samples on MalwareBazaar
TLSH 8F15AE575ECE92AFC5658CB65B30AC56C2311CAA2609A3123DC334BDD93F1EFC99E412
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
183
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOA.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-15 14:09:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c0edbb3d-f950-4005-88af-1f730785bac5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Mal.Generic-S.20249.30945.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c6a6450c-69f7-4830-a7f8-c875ed81cea9
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/802476
Signature
.NET source code contains very large array initializations
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to delay execution (extensive OutputDebugStringW loop)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 434872 Sample: SOA.exe Startdate: 15/06/2021 Architecture: WINDOWS Score: 100 28 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->28 30 Found malware configuration 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 6 other signatures 2->34 6 SOA.exe 3 2->6         started        10 kprUEGC.exe 3 2->10         started        12 kprUEGC.exe 2 2->12         started        process3 file4 20 C:\Users\user\AppData\Local\...\SOA.exe.log, ASCII 6->20 dropped 36 Detected unpacking (changes PE section rights) 6->36 38 Detected unpacking (overwrites its own PE header) 6->38 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->40 48 2 other signatures 6->48 14 SOA.exe 2 5 6->14         started        42 Multi AV Scanner detection for dropped file 10->42 44 Machine Learning detection for dropped file 10->44 46 Tries to delay execution (extensive OutputDebugStringW loop) 10->46 18 kprUEGC.exe 10->18         started        signatures5 process6 file7 22 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 14->22 dropped 24 C:\Windows\System32\drivers\etc\hosts, ASCII 14->24 dropped 26 C:\Users\user\...\kprUEGC.exe:Zone.Identifier, ASCII 14->26 dropped 50 Modifies the hosts file 14->50 52 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->52 signatures8
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1a7916565b10df8a93edb90f8c4518ae990a949aca2c17ef6f976849a6685ead/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2021-06-15 12:43:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dj4rmvs3cdpyve7nxehyyriyv2mqvfe2ziwbp33ps5uetjtil2wq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1d0f9f608a9259fdb2f023365da66ed0726da7cfeffd7683a3ab8789eab41d99
AgentTesla
26740b15b4664067de325f0e66367cc06ca60b28c19effdb460ff4d2c0d9b06f
AgentTesla
39b750cd8b016187c870716b296b59a86281bef52d89916b156b04be5e996059
AgentTesla
432789a95ba1fb6d2e53eba94f5118f3cdb90bcee6578655aeb6ad01960a3e32
AgentTesla
a531d0dc3f6de444cc16fa7247c8a69aade91caff7a211cb36250612bebf19dd
AgentTesla
ad306f9b10c9cd26497ef01c1c941f4445db27befb24c07c5398f398f9f3ebaa
AgentTesla
d4afd94719dafb5d23e131635e1e1caa8d65c1a240f3226015c564e206100753
AgentTesla
d9b9bdeb856672c9a629e1d353a41cae67825fc9eb8aba7fa5af123cb26ce81b
AgentTesla
d9da943369eeaa00a7eb98b6a0033ddf4d0f1c9661bb179697b2ab653e87eb3f
AgentTesla
e0877fb197acdc9b354fa9c982530f35ceea0c72fb51d37f36dd8caa89448274
AgentTesla
+ 5'858 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/210615-1lna1av72x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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 Payload
AgentTesla
Unpacked files
SH256 hash:
5bede9eedf6ae6df5a9d587c116c9583b31474c159c2b53486b000093cb3fde6
MD5 hash:
072eeac61b35d3f09edee4ff4f80f52d
SHA1 hash:
696fd9905a47e526470c2e234fef32f1ec1b74ad
Link:
https://www.unpac.me/results/8074e417-dc79-4910-ae8f-458ee8ccb182/
SH256 hash:
151c286c35fc520c13aa18d6bcea53f41baa9bbd84998f681017ee228ea2927a
MD5 hash:
448147f34b26f34db1b8b9105ad72705
SHA1 hash:
55f02392900f12408f6eca0ff392f1952c18ad64
Link:
https://www.unpac.me/results/8074e417-dc79-4910-ae8f-458ee8ccb182/
SH256 hash:
d74920df798f98aa7b7abe3c3e5e0503555d00da06bbde2ba3ae42b872fda108
MD5 hash:
9a834d99fc174858cf5ff828a4277f9c
SHA1 hash:
1d8e5d5fda72f9ca39bf85747a56321570ea0424
Link:
https://www.unpac.me/results/8074e417-dc79-4910-ae8f-458ee8ccb182/
SH256 hash:
1a7916565b10df8a93edb90f8c4518ae990a949aca2c17ef6f976849a6685ead
MD5 hash:
6329f532af9e79c069a28a98fea78070
SHA1 hash:
15c0328bf10c7c1429f0377fba4562f0dcafff11
Link:
https://www.unpac.me/results/8074e417-dc79-4910-ae8f-458ee8ccb182/
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/1a7916565b10df8a93edb90f8c4518ae990a949aca2c17ef6f976849a6685ead

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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

Executable exe 1a7916565b10df8a93edb90f8c4518ae990a949aca2c17ef6f976849a6685ead

(this sample)

  
Delivery method
Distributed via e-mail attachment

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