MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21a1fe67e4c65a5e6abcc621c2db92a3acb969fe922f8be1d2245c23d78b141d. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21a1fe67e4c65a5e6abcc621c2db92a3acb969fe922f8be1d2245c23d78b141d
SHA3-384 hash: 4148040f5fc7c5be72b104f09aa8f06bfe912f66462199484aae4e8b168b2e13cf8244df577312e5a8224b007764e1d3
SHA1 hash: f121dd66bfc06c1cf09d29ccfed9f9e118217848
MD5 hash: 316dad93edf0c62ff5e2b4e7fc89d3dd
humanhash: enemy-bluebird-golf-tennis
File name:RF_DHL KULI500796821_PO200000035_SCAN DOCS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:186'880 bytes
First seen:2022-03-24 12:37:46 UTC
Last seen:2022-03-24 14:39:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 768:SkcF6/zl5hVDH4iI6bFYm8wQW/b/VeqaMe3EkGGPrL:iF6/3hVHbCmA1
Threatray 15'938 similar samples on MalwareBazaar
TLSH T1ED047502657CA8C3F69C6C73A8DC975E1EE06C6C4676106DF247B6E9E53F103E6212E2
File icon (PE):PE icon
dhash icon 74fcd4c2c4c4c0d4 (4 x Formbook, 3 x NanoCore, 2 x AgentTesla)
Reporter cocaman
Tags:AgentTesla DHL exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
223
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/257162/
Detection(s):
SecuriteInfo.com.Trojan.MSIL.Seraph.ac.24516.5396.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Running batch commands
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/623c664bb94fb38cb4e25094/reports/036e01a1-3e60-485f-90ff-8486686a996d/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9ec8a8b7-58db-41ce-8619-0a5c685818c9
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/963735
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Encrypted powershell cmdline option found
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Encoded PowerShell Command Line
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 596214 Sample: RF_DHL KULI500796821_PO2000... Startdate: 24/03/2022 Architecture: WINDOWS Score: 100 41 mail.elettro2000orvieto.com 2->41 51 Malicious sample detected (through community Yara rule) 2->51 53 Multi AV Scanner detection for dropped file 2->53 55 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->55 57 11 other signatures 2->57 8 RF_DHL KULI500796821_PO200000035_SCAN DOCS.exe 16 6 2->8         started        13 logss.exe 14 3 2->13         started        15 logss.exe 2->15         started        signatures3 process4 dnsIp5 43 ocpi.com.my 220.158.200.104, 443, 49752, 49779 GIGABIT-MYGigabitHostingSdnBhdMY Malaysia 8->43 45 www.ocpi.com.my 8->45 35 C:\Users\user\AppData\Roaming\...\logss.exe, PE32 8->35 dropped 37 C:\Users\user\...\logss.exe:Zone.Identifier, ASCII 8->37 dropped 39 RF_DHL KULI5007968...5_SCAN DOCS.exe.log, ASCII 8->39 dropped 59 Encrypted powershell cmdline option found 8->59 61 Injects a PE file into a foreign processes 8->61 17 cmd.exe 1 8->17         started        19 powershell.exe 15 8->19         started        21 RF_DHL KULI500796821_PO200000035_SCAN DOCS.exe 2 8->21         started        23 RF_DHL KULI500796821_PO200000035_SCAN DOCS.exe 8->23         started        47 www.ocpi.com.my 13->47 25 powershell.exe 13->25         started        49 www.ocpi.com.my 15->49 file6 signatures7 process8 process9 27 conhost.exe 17->27         started        29 timeout.exe 1 17->29         started        31 conhost.exe 19->31         started        33 conhost.exe 25->33         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21a1fe67e4c65a5e6abcc621c2db92a3acb969fe922f8be1d2245c23d78b141d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-03-24 12:38:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
47
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=egq74z7eyznf42v4yyq4fw4suowls2p6sixyxyoserochv4lcqoq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2cb04eecfa244cba67a5bb51021c39605e37a75cd8231be675944c50443cc85e
AgentTesla
5834549f69bc539c7c85bcf998b14972eb84d3aa49b8dcd00c5a9f539cba1bb7
AgentTesla
5b3332c8ab54721c4b4771b748c9852b4fee0e77ca63915231e7473a827574a7
AgentTesla
9784eb9c33903d61e2fe75cf1d511adfb15d19af9876ea6b7c48f9b20e661000
AgentTesla
abd985aa1bfe39c848147583e821f9a2b0c806db69900e96850a7a9d70dbb75d
AgentTesla
d3859b8d0261ca3ea4e4f698e14588545e0de6db369ddcced27c84c4d5ea80da
AgentTesla
e8113cb73f2c87ceece965da48e6f55a222fa92c6800c069babe30dfd76db633
AgentTesla
+ 15'928 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220324-pt3hhahad5/
Behaviour
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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:
21a1fe67e4c65a5e6abcc621c2db92a3acb969fe922f8be1d2245c23d78b141d
MD5 hash:
316dad93edf0c62ff5e2b4e7fc89d3dd
SHA1 hash:
f121dd66bfc06c1cf09d29ccfed9f9e118217848
Link:
https://www.unpac.me/results/c84e980b-2d92-4abf-b3ed-c9cc7cba814f/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/21a1fe67e4c6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/21a1fe67e4c65a5e6abcc621c2db92a3acb969fe922f8be1d2245c23d78b141d

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.

Malspam

AgentTesla

zip cf5b03d6858948132cb83da330740d79fbaec8a36ffb9286dd4ba5a9c2699d73

AgentTesla

Executable exe 21a1fe67e4c65a5e6abcc621c2db92a3acb969fe922f8be1d2245c23d78b141d

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 cf5b03d6858948132cb83da330740d79fbaec8a36ffb9286dd4ba5a9c2699d73
Cape
Cape
https://www.capesandbox.com/analysis/257162/

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