MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c71c53291e379d2ac9d9a105d8a099922bc681fb539ffda0bd5c27726171378d. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c71c53291e379d2ac9d9a105d8a099922bc681fb539ffda0bd5c27726171378d
SHA3-384 hash: 8afa7edb0a324bad079506e86821979b2a83359081c33b94ad1150fed883150afceda310f56c3073b923af8aab993bdd
SHA1 hash: 8fcd4e7f817d5b145ecff5c19642ea249246c218
MD5 hash: ca290ce15f6efcb1d2922f62401f9089
humanhash: enemy-sink-apart-california
File name:Overdue Invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:897'536 bytes
First seen:2022-03-02 14:58:44 UTC
Last seen:2022-03-08 15:24:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:zR/IUMESz/r3bQ8NbZ+ZNDkvVYPkMLRDKirwmQZRLDonlOt0U:tMEc/Q8Nork1Qwmi/onst0U
Threatray 15'583 similar samples on MalwareBazaar
TLSH T11515CF1838EA5038F83A9BB1DAD4EBF0DB6DF321D48974F654000E2585567BC895AEFC
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
nv.exe
Verdict:
No threats detected
Analysis date:
2022-03-02 10:12:21 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fd99ca5f-c6a9-4edc-987d-9e99245fca0c

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/246339/
Detection(s):
SecuriteInfo.com.BackDoor.SpyBotNET.25.8456.18155.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fareit obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/621f8639dfdfa8501c7798cc/reports/d0b2de48-12cf-4fab-932a-297e14969e31/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/33fa1be7-9e82-4f86-b1b5-28b0fee75887
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/949210
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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: Powershell Defender Exclusion
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
Sigma detected: Suspicius Schtasks From Env Var Folder
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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: 581701 Sample: Overdue Invoice.exe Startdate: 02/03/2022 Architecture: WINDOWS Score: 100 29 Found malware configuration 2->29 31 Malicious sample detected (through community Yara rule) 2->31 33 Multi AV Scanner detection for dropped file 2->33 35 16 other signatures 2->35 7 Overdue Invoice.exe 7 2->7         started        process3 file4 21 C:\Users\user\AppData\...\xJHlAcamamthlP.exe, PE32 7->21 dropped 23 C:\...\xJHlAcamamthlP.exe:Zone.Identifier, ASCII 7->23 dropped 25 C:\Users\user\AppData\Local\Temp\tmp236.tmp, XML 7->25 dropped 27 C:\Users\user\...\Overdue Invoice.exe.log, ASCII 7->27 dropped 37 Adds a directory exclusion to Windows Defender 7->37 11 powershell.exe 25 7->11         started        13 schtasks.exe 1 7->13         started        15 Overdue Invoice.exe 2 7->15         started        signatures5 process6 process7 17 conhost.exe 11->17         started        19 conhost.exe 13->19         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c71c53291e379d2ac9d9a105d8a099922bc681fb539ffda0bd5c27726171378d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-03-02 02:12:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
21 of 27 (77.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y4ofgki6g6osvsozuec5riezsiv4nap3kop73if5lqtxeylrg6gq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0de88ce36699ac29e5f34e64065972917f87bd608ab481341be1d332b592a0b7
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45d8ade4dbb0b7a454081ab4813377e96c0b19cb415f27bb4c3514d361079759
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a0cb2a6e4529cca361bcb939c02b9e0e093f07891b4066732e85a56c9659a194
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c79c2d8ccfbd05196340d13ee9698179e18c82960ab1c457ab8b09c92d4a02c0
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f5b3722272deec8e2c5e092ddbc1d45c5f31901cc18ea380d36fe9c343f69f8e
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f9d8a845ceb291d06ea20a7656d7fb79e77ce728097bc61163ab60a24afc8b19
AgentTesla
+ 15'573 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220302-scqzxsghgp/
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
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 Payload
AgentTesla
Unpacked files
SH256 hash:
bbaf0f62cb59dfa891d6d89febf2f9eb1d5d1093c7d019019ef77231f7d1bf7b
MD5 hash:
da9b14cf0a87c9f28b324b90eb2432e4
SHA1 hash:
ed4091f901a2e174f803408f63c6c968a6596750
Link:
https://www.unpac.me/results/a64826d2-1a5c-47b2-9e7c-4f3fb1c5bf27/
SH256 hash:
58dba657eb1f719511dc5ad4cbfbe99468d2b388d3d873be5d6c5edcc16aaf1a
MD5 hash:
40916d21efae3ff1a873a8a8214ddca3
SHA1 hash:
d200d2a8d3cddfbe1b5d3717380e2eb621a70567
Link:
https://www.unpac.me/results/a64826d2-1a5c-47b2-9e7c-4f3fb1c5bf27/
SH256 hash:
e3bdaf9e98eb65a070cf4424bc123e57ade151c41e4a0d375e769749155c1715
MD5 hash:
78a25e75b94923e889ecd100349facbe
SHA1 hash:
6b3f8db525d3c98f92ed480e664ab8ee9458340b
Link:
https://www.unpac.me/results/a64826d2-1a5c-47b2-9e7c-4f3fb1c5bf27/
SH256 hash:
0f0a9ee590bd8d7888a3018e2c19a6fca5ac18716fce26428036da69cf8195f3
MD5 hash:
aaf6371bb29c5e3d02256b37e05bd454
SHA1 hash:
14dd9d8a453c1272ddcfa96b52c3383ee5093deb
Link:
https://www.unpac.me/results/a64826d2-1a5c-47b2-9e7c-4f3fb1c5bf27/
SH256 hash:
c71c53291e379d2ac9d9a105d8a099922bc681fb539ffda0bd5c27726171378d
MD5 hash:
ca290ce15f6efcb1d2922f62401f9089
SHA1 hash:
8fcd4e7f817d5b145ecff5c19642ea249246c218
Link:
https://www.unpac.me/results/a64826d2-1a5c-47b2-9e7c-4f3fb1c5bf27/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/c71c53291e37/report/overview.html
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/c71c53291e379d2ac9d9a105d8a099922bc681fb539ffda0bd5c27726171378d

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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/246339/

Comments