MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5a522a09a839c118c67c9ff08e9c0a00f8ef0b34ed0f3404496e43f36b78839d. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5a522a09a839c118c67c9ff08e9c0a00f8ef0b34ed0f3404496e43f36b78839d
SHA3-384 hash: bd9a2a1357526122b43bdaece680599f259479e0cb62842c82fdcb646084616be919544f2a11c6e04cd371f401fc72bd
SHA1 hash: 188ab0e94055fa14ec8516d0e727d22c08070bfc
MD5 hash: e92a594a0a4a7254d6dbaa73686bef0e
humanhash: india-sodium-wyoming-nevada
File name:SecuriteInfo.com.Trojan.Win32.Save.a.8108.1766
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'251'328 bytes
First seen:2021-03-09 14:59:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:juEYwGmn3/UY/BkCP2OyRR0WdLkuq/VCPQiKVEsXpbxB/jAAj2IdGb+VNeoyQ1+s:e0Q0zuq/QPQjPpxRwIdukxyiuimDS
Threatray 3'122 similar samples on MalwareBazaar
TLSH C945290263B82F56F07C537995A14844D7F3A946D330EA5EBDAD25CE4FA3F508B92B02
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
108
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
U-bolt and nuts.doc
Verdict:
Malicious activity
Analysis date:
2021-03-09 10:19:43 UTC
Tags:
exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/a219bd21-124c-426b-9be3-4484b2e9c940

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/123261/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.8108.1766.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/633004
Signature
Contains functionality to register a low level keyboard hook
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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
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: 365474 Sample: SecuriteInfo.com.Trojan.Win... Startdate: 09/03/2021 Architecture: WINDOWS Score: 100 33 Found malware configuration 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 Sigma detected: Scheduled temp file as task from temp location 2->37 39 7 other signatures 2->39 7 SecuriteInfo.com.Trojan.Win32.Save.a.8108.exe 7 2->7         started        process3 file4 21 C:\Users\user\AppData\Roaming\kLUCwyWt.exe, PE32 7->21 dropped 23 C:\Users\...\kLUCwyWt.exe:Zone.Identifier, ASCII 7->23 dropped 25 C:\Users\user\AppData\Local\...\tmp48BB.tmp, XML 7->25 dropped 27 SecuriteInfo.com.T...Save.a.8108.exe.log, ASCII 7->27 dropped 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->43 45 Contains functionality to register a low level keyboard hook 7->45 11 SecuriteInfo.com.Trojan.Win32.Save.a.8108.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        17 SecuriteInfo.com.Trojan.Win32.Save.a.8108.exe 7->17         started        signatures5 process6 dnsIp7 29 mail.privateemail.com 198.54.122.60, 49732, 49736, 587 NAMECHEAP-NETUS United States 11->29 31 192.168.2.1 unknown unknown 11->31 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->47 49 Tries to steal Mail credentials (via file access) 11->49 51 Tries to harvest and steal ftp login credentials 11->51 53 2 other signatures 11->53 19 conhost.exe 15->19         started        signatures8 process9
Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-09 11:10:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
91
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ljjcucnihharrrt4t7yi5hakad4o6czu5uhtibcjnzb7g23yqooq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1b2c524bb0fa98da137dea1c52082fb9271608892bf00bd1f8abb71492af2671
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4421a7b2ad8cc79ee2a0065b9e33d762078c866f448f521fce325c5999dcee97
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a6479c43a2b68fc1d5724219f74b1661624c2855dd5e6ea6842888b82f9b273a
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b1ba96e47b4b1982648f7da4f27b91e755d3759448fb476f611dba3192f7b3da
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c8b1422e0faff76b67b7cdfe2e9be0ba799522e729aba5cd191b1809740a7fd1
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d2d50893bb4f2c943c32f834cf6c095e5e4f2e7997b543c1012cf0e74ca8adff
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f002c41c789f3a5692c0657d671f279a05daf9814d5c95ca0ecff4d6b1193153
AgentTesla
+ 3'112 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210309-x8q6kjf19x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
f9d949d2f56c449c5d346bb93ed04d38426f563b022dd179ae330dab46682c3b
MD5 hash:
871e23d748ba756eaab5777708f250f8
SHA1 hash:
c9816d4ab38541aaab9aa3eab7cb4898d0b72e4a
Link:
https://www.unpac.me/results/af8abb2d-9900-4263-9243-6771d31e629b/
SH256 hash:
5a522a09a839c118c67c9ff08e9c0a00f8ef0b34ed0f3404496e43f36b78839d
MD5 hash:
e92a594a0a4a7254d6dbaa73686bef0e
SHA1 hash:
188ab0e94055fa14ec8516d0e727d22c08070bfc
Link:
https://www.unpac.me/results/af8abb2d-9900-4263-9243-6771d31e629b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/5a522a09a839c118c67c9ff08e9c0a00f8ef0b34ed0f3404496e43f36b78839d

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.

Web download

AgentTesla

Executable exe 5a522a09a839c118c67c9ff08e9c0a00f8ef0b34ed0f3404496e43f36b78839d

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/123261/
  
URLhaus
https://urlhaus.abuse.ch/url/1056602/
  
Delivery method
Distributed via web download

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