MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3994d0ea9e62453ac1a6c86badc1d7f250dc8b9f631c6331b581b520fd998243. 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


Zyklon


Vendor detections: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3994d0ea9e62453ac1a6c86badc1d7f250dc8b9f631c6331b581b520fd998243
SHA3-384 hash: 219eb03d3af60f69dcf7ee33d4adf68c8f7bf87e56abf7f789d1661bbef8a776549355377485d87efaa86972c8bc54b8
SHA1 hash: 9863ef8e6127ed5b51f23013b4464cb03fb0a72c
MD5 hash: 2249956ed7f0c9402569333c740a5a65
humanhash: berlin-mississippi-quebec-alpha
File name:INVOICE.exe
Download: download sample
Signature Zyklon
Create hunting rule
File size:760'320 bytes
First seen:2021-09-09 13:02:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'754 x AgentTesla, 19'660 x Formbook, 12'251 x SnakeKeylogger)
ssdeep 12288:Ckwf+O3+VUPObK1Cnf2VtYLrlz1+e+l5JYSqGrlBJyqUExYhJqzAWK6YAbsm:CkwhHwlo5nfrl2wxYhOFts
Threatray 9'706 similar samples on MalwareBazaar
TLSH T1EDF418243AEB501DF273FFB55EE474DA9A6FB6633606E41E109103870A23B41DE9163E
Reporter malwarelabnet
Tags:AgentTesla exe Zyklon

Intelligence

File Origin
# of uploads :
1
# of downloads :
279
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INVOICE.exe
Verdict:
Suspicious activity
Analysis date:
2021-09-09 13:03:55 UTC
Tags:
opendir
Link:
https://app.any.run/tasks/3bb7db09-8558-4535-9b6b-afd31cbde01b

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/186668/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Deleting a recently created file
Launching a process
Creating a process with a hidden window
Creating a file
Forced shutdown of a system process
Unauthorized injection to a system process
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/03e287b5-0c48-4c49-a90c-46b5c1d0e81d
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/848092
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
Allocates memory in foreign processes
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 480524 Sample: INVOICE.exe Startdate: 09/09/2021 Architecture: WINDOWS Score: 100 33 clientconfig.passport.net 2->33 37 Found malware configuration 2->37 39 Multi AV Scanner detection for dropped file 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 9 other signatures 2->43 8 INVOICE.exe 7 2->8         started        signatures3 process4 file5 23 C:\Users\user\AppData\Roaming\gJDLemjQ.exe, PE32 8->23 dropped 25 C:\Users\...\gJDLemjQ.exe:Zone.Identifier, ASCII 8->25 dropped 27 C:\Users\user\AppData\Local\...\tmpA927.tmp, XML 8->27 dropped 29 C:\Users\user\AppData\...\INVOICE.exe.log, ASCII 8->29 dropped 45 Uses schtasks.exe or at.exe to add and modify task schedules 8->45 47 Writes to foreign memory regions 8->47 49 Allocates memory in foreign processes 8->49 51 Injects a PE file into a foreign processes 8->51 12 MSBuild.exe 15 8 8->12         started        17 MSBuild.exe 8->17         started        19 schtasks.exe 1 8->19         started        signatures6 process7 dnsIp8 35 69.174.100.168, 49686, 49688, 49707 ASN-QUADRANET-GLOBALUS United States 12->35 31 C:\Windows\System32\drivers\etc\hosts, ASCII 12->31 dropped 53 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->53 55 Tries to steal Mail credentials (via file access) 12->55 57 Tries to harvest and steal ftp login credentials 12->57 65 3 other signatures 12->65 59 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->59 61 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 17->61 63 Found evasive API chain (trying to detect sleep duration tampering with parallel thread) 17->63 21 conhost.exe 19->21         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3994d0ea9e62453ac1a6c86badc1d7f250dc8b9f631c6331b581b520fd998243/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-09-09 13:02:16 UTC
AV detection:
17 of 45 (37.78%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hgknb2u6mjctvqngzbv23qox6jinzc47mmoggmnvqg2sb7mzqjbq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2b8a102443d6ed4c84471a54f058f24f5f55485bba73ebd785fdce294e337110
Zyklon
2bebd8f181999b8fb2037687b98805a15a9f0192dd4af4a130bc31fab8335554
Zyklon
3037bc78a5195bafc18d9b77704137680db76d2261895e96d876753bb2598b43
Zyklon
44d0a445832c1151f0378000985a6c4c0d36528a79ea775824d42815c62fd7fc
Zyklon
56b34ea5a9c5ef511a6649ba31c4084f4d9eb6e9a3cc2937a2db6c5c9f2a9f5c
Zyklon
62a9bd395e0c58b8c597e706376ac89bd981d8a353a6057b56b66d68c7dbd32a
Zyklon
bcbb8ef49102239e76868d2f4e23ded5e32ecb03fd7590dcd511aff5fd76b529
Zyklon
e69bdeeafc821d1e337a126741196fce57672efe1e1992be11a6ba09a088a6f0
Zyklon
edb5f7136ced51208b8c6503f67f9b9153c4ac47a4876b32d82e69208de51509
Zyklon
ee7c081fae091ac85f5183f07128c756f8d5cadd515279c3f261c67291b8d8aa
Zyklon
+ 9'696 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/210909-p9sm8sbdaq/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
http://69.174.100.168/webpanel-dawn/mawa/f6afd40a10ed3cc08f9e.php
Unpacked files
SH256 hash:
c0ee1071e444f415f8b62856a0896f3b22e563f1bb4f03d14142583efe49a565
MD5 hash:
29db2e114b88ae1f6a00c9aa71690043
SHA1 hash:
ec82db71443556a5b320357b0b8b09e70ec1db9c
Link:
https://www.unpac.me/results/1efdaf4a-ff79-4da8-8160-584649e83d2f/
SH256 hash:
6f79ddc64a64aa441335753e8f93c79e4f7db5fa9af1b08bfff25a447e05d376
MD5 hash:
c49074fee41ff26f6a4a8112eccef9e0
SHA1 hash:
cc528554364f5dd81762981da61f6571632bffcf
Link:
https://www.unpac.me/results/1efdaf4a-ff79-4da8-8160-584649e83d2f/
SH256 hash:
21c3ad72e55b1a822c1ebe50c8873197d82500569dd1e7c89c304a20e33cadb5
MD5 hash:
dabe46fd1a64bc71bbd6625288ae4344
SHA1 hash:
97fbc7989a066a6da6650ca917c462462e2cf515
Link:
https://www.unpac.me/results/1efdaf4a-ff79-4da8-8160-584649e83d2f/
SH256 hash:
3994d0ea9e62453ac1a6c86badc1d7f250dc8b9f631c6331b581b520fd998243
MD5 hash:
2249956ed7f0c9402569333c740a5a65
SHA1 hash:
9863ef8e6127ed5b51f23013b4464cb03fb0a72c
Link:
https://www.unpac.me/results/1efdaf4a-ff79-4da8-8160-584649e83d2f/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/3994d0ea9e62/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/3994d0ea9e62453ac1a6c86badc1d7f250dc8b9f631c6331b581b520fd998243

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/186668/

Comments