MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d8c7a33fbfb33a86e7c0b21718e8b1402f2f1bd5886104829360e56972ca83ae. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d8c7a33fbfb33a86e7c0b21718e8b1402f2f1bd5886104829360e56972ca83ae
SHA3-384 hash: 14e4b118776872508dbc788856742ead4e6df842a0a3ae61559ecc4228c6a2e405402718551aac2a276489d526238c1a
SHA1 hash: 1bcaf8317a557bc9ad95af5981d3cb74060671d0
MD5 hash: b31f570ea24fdc96ce5b6e379c1d6cd0
humanhash: diet-march-october-vegan
File name:SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.4672.15341
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'130'496 bytes
First seen:2021-09-20 00:54:40 UTC
Last seen:2021-10-04 13:14:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:rBkFT+35UrgOmG2mwl2OzVXva/C1Lik5KiEjL:rBkFTS5zom2iSah5KiEj
Threatray 9'986 similar samples on MalwareBazaar
TLSH T18135CC294D2682F7C7EEC62CD09C0FCEEB62A4837B918F1ED89187D6065770BE58845D
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
203
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.4672.15341
Verdict:
Malicious activity
Analysis date:
2021-09-20 00:56:23 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bb707e26-3fbd-4172-85d7-71c1adb59d6d

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/189167/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.4672.15341.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/00e29d33-e05b-4326-9e4b-bb6a6a629d9b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/853687
Signature
.NET source code contains very large strings
Found malware configuration
Injects a PE file into a foreign processes
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 486118 Sample: SecuriteInfo.com.W32.MSIL_K... Startdate: 20/09/2021 Architecture: WINDOWS Score: 100 27 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->27 29 Found malware configuration 2->29 31 Multi AV Scanner detection for dropped file 2->31 33 5 other signatures 2->33 7 SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.4672.exe 6 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\xRjcmX.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmp1ECF.tmp, XML 7->21 dropped 23 SecuriteInfo.com.W...dorado.4672.exe.log, ASCII 7->23 dropped 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->35 37 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->37 39 Uses schtasks.exe or at.exe to add and modify task schedules 7->39 41 Injects a PE file into a foreign processes 7->41 11 SecuriteInfo.com.W32.MSIL_Kryptik.CYQ.genEldorado.4672.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 25 mail.dairysystems.co.ke 198.38.90.32, 49792, 587 SERVERCENTRALUS United States 11->25 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->43 45 Tries to steal Mail credentials (via file access) 11->45 47 Tries to harvest and steal ftp login credentials 11->47 49 Tries to harvest and steal browser information (history, passwords, etc) 11->49 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d8c7a33fbfb33a86e7c0b21718e8b1402f2f1bd5886104829360e56972ca83ae/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-19 23:45:26 UTC
AV detection:
18 of 45 (40.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3dd2gp57wm5inz6awilrr2friaxs6g6vrbqqjautmdsws4wkqoxa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
014b3137818fe9c6b66f870dfb5a2d59ea9e78ef414cb28dae5142e9eeb1736c
AgentTesla
2bf325abeef3e5dbce3c2041a7e1bde3ae717a58b2ce07a0286855c22cab4bb8
AgentTesla
6eea5979c54077c3ef28f0a9900fd8779a1aeee9456aec1978c9a56472046408
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8079c489c34ad2b7412bd0fcaf69d31639827d60f35d7f8c0df6c58b293e91d1
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8cdb536378c7a12bb65333b52664cb99cd74a8b14afbc1b74ae73111b8edfc57
AgentTesla
9b49a9b7baa2dd6642fcc3c97976f6f1ddb0f8d6b4261ce4b32583c75a572e4e
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bd8670ff54fdb88e307e5997213a32ee95f922566923e7a645cbf120094cbbdb
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c1c0a97dbf59e7b5578f703654091cf58464f429609a04e8b4782b365776033c
AgentTesla
f04d5b287971f60d5f04b262f3714a790b7d7c9b591ab88faa1d1f5244792d09
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fbb40fa362f6713f62d6ba9f5c0e05b056c7240de1f23206809e5da556fc7ce5
AgentTesla
+ 9'976 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/210920-a9swnsfcdj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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:
b5aef9af88b2bc6d37ebaf89d9f7fb48f52eb2379330b96f6d830298052572e3
MD5 hash:
1cece8febb44c082b264de99b5280e20
SHA1 hash:
b324a590a355deffd9937f90efdc98bd10e9897a
Link:
https://www.unpac.me/results/36c4ed41-0516-407e-851c-7a4d09439816/
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
Link:
https://www.unpac.me/results/36c4ed41-0516-407e-851c-7a4d09439816/
SH256 hash:
508992859d3e92a8a36272754b16b4728e65fc1a1b87be022b6de47d2ba1d597
MD5 hash:
d3d588bab33a0373d00a6f68bae861bf
SHA1 hash:
2822821ab9793830a66eab9995ad51924b90385b
Link:
https://www.unpac.me/results/36c4ed41-0516-407e-851c-7a4d09439816/
SH256 hash:
d8c7a33fbfb33a86e7c0b21718e8b1402f2f1bd5886104829360e56972ca83ae
MD5 hash:
b31f570ea24fdc96ce5b6e379c1d6cd0
SHA1 hash:
1bcaf8317a557bc9ad95af5981d3cb74060671d0
Link:
https://www.unpac.me/results/36c4ed41-0516-407e-851c-7a4d09439816/
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/d8c7a33fbfb33a86e7c0b21718e8b1402f2f1bd5886104829360e56972ca83ae

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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
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.

Cape
Cape
https://www.capesandbox.com/analysis/189167/

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