MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3ee35c8830cb3f6083fe15cd7325e14edbf77880b227473b6c3e39999b41493. 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: 8


Intelligence 8 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c3ee35c8830cb3f6083fe15cd7325e14edbf77880b227473b6c3e39999b41493
SHA3-384 hash: 5e72dcbfdd3c0e4cfa523a60a87425cd799a9a684df83cf7c71818e8d5a2531ff533afcf6947bc0baad7044b3329be60
SHA1 hash: c86f8b33e5852b986b41318205e18caf7d0e7f30
MD5 hash: 74b5bc34a2b3c3dd453560ee4bcb136a
humanhash: bravo-charlie-march-orange
File name:Build.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:3'550'498 bytes
First seen:2021-03-05 18:21:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 4328f7206db519cd4e82283211d98e83 (533 x RedLineStealer, 18 x Arechclient2, 15 x DCRat)
ssdeep 98304:5aDFqz2Z572jJMab4T6YtYjCLeuqCETb4KXCLJy:Inaba3tYjCLyCEVXCLJy
TLSH A7F533A6B2D016FBDFEFA1F857F317987AC41F4304457EDC696C0226AA4260CBA13578
Reporter 3xp0rtblog
Tags:AgentTesla EliteStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
278
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Build.exe
Verdict:
Malicious activity
Analysis date:
2021-03-05 17:11:28 UTC
Tags:
stealer evasion trojan elitestealer
Link:
https://app.any.run/tasks/354c51c9-250e-413c-922b-a8761320ae76

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Avalon
Create hunting rule
Link:
https://www.capesandbox.com/analysis/122549/
Detection(s):
Win.Packed.Agensla-9795240-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for analyzing tools
Searching for the window
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Creating a window
Sending a UDP request
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %temp% directory
Deleting a recently created file
Replacing files
Moving a file to the %AppData% subdirectory
Creating a file
Enabling the 'hidden' option for recently created files
Stealing user critical data
Connection attempt to an infection source
Sending an HTTP POST request to an infection source
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:
Unknown
Detection:
clean
Classification:
n/a
Score:
0 / 100
Link:
https://www.joesandbox.com/analysis/630175
Behaviour
Behavior Graph:
n/a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c3ee35c8830cb3f6083fe15cd7325e14edbf77880b227473b6c3e39999b41493/
Threat name:
Win32.Infostealer.Coins
Create hunting rule
Status:
Malicious
First seen:
2021-02-23 22:34:05 UTC
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Result
Malware family:
echelon
Create hunting rule
Score:
  10/10
Tags:
family:echelon discovery evasion spyware stealer themida trojan
Link:
https://tria.ge/reports/210305-wa3qv16ayn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks installed software on the system
Checks whether UAC is enabled
Looks up external IP address via web service
Checks BIOS information in registry
Reads user/profile data of web browsers
themida
Echelon log file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Echelon
Unpacked files
SH256 hash:
dcb842f5e0da9d486cad34d4b809dcaadf9ec4d6991fdb22bdc9aea66489ad1a
MD5 hash:
c02a029c978f13b753c6b578b1588c75
SHA1 hash:
e125d59451e7f467bfd329a00a506decbcd91d83
Link:
https://www.unpac.me/results/bdb6c917-d973-464e-b35a-bb6cf91c07e6/
SH256 hash:
c3ee35c8830cb3f6083fe15cd7325e14edbf77880b227473b6c3e39999b41493
MD5 hash:
74b5bc34a2b3c3dd453560ee4bcb136a
SHA1 hash:
c86f8b33e5852b986b41318205e18caf7d0e7f30
Link:
https://www.unpac.me/results/bdb6c917-d973-464e-b35a-bb6cf91c07e6/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Password Stealer
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/c3ee35c8830cb3f6083fe15cd7325e14edbf77880b227473b6c3e39999b41493

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Cryptocoin_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Steam in files like avemaria
Rule name:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:INDICATOR_EXE_Packed_Themida
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Themida
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_Messaging_Clients
Create hunting rule
Author:@ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifcats referencing sandbox DLLs typically observed in sandbox evasion
Rule name:MALWARE_Win_Avalon
Create hunting rule
Author:ditekSHen
Description:Avalon infostealer payload
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:Quasar_RAT_1
Create hunting rule
Author:Florian Roth
Description:Detects Quasar RAT
Reference:https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Stealer_word_in_memory
Create hunting rule
Author:James_inthe_box
Description:The actual word stealer in memory
Rule name:Telegram_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Telegram in files like avemaria
Rule name:unixredflags
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for red flags

File information

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

anyrun
any.run
https://app.any.run/tasks/354c51c9-250e-413c-922b-a8761320ae76
  
X
https://twitter.com/3xp0rtblog/status/1367892395111686152?s=20
Cape
Cape
https://www.capesandbox.com/analysis/122549/

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