MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b9c0b6dd76212644b551d5b8ea745b3f14f6c92365e767836382a4c8ea54906b. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b9c0b6dd76212644b551d5b8ea745b3f14f6c92365e767836382a4c8ea54906b
SHA3-384 hash: b3595ad7864cc79c428700ddb1fff2d37e0c2ae49026bb31546378582851485db7c9e0422d1a2695dc74608df1caab63
SHA1 hash: cbd3c304a0fe90f7287f7e2f3cb357384724af20
MD5 hash: adb7a231ce72adb2faae96140fc6daec
humanhash: coffee-kitten-jupiter-six
File name:RFQ 3809 CHEMICALS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:126'464 bytes
First seen:2021-08-26 13:20:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 3072:dcTuKtiK7rs5of8P4MLzOsv5/HpHyAasf8Y:9gLMLik5f8
Threatray 9'246 similar samples on MalwareBazaar
TLSH T11FC3180B77848700D45929B5C1E7592403E3A9CB6377EA867E4853CA1F423E9EE8B7CD
dhash icon 489669d8d8699648 (53 x AgentTesla, 24 x SnakeKeylogger, 16 x AveMariaRAT)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
330
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ 3809 CHEMICALS.exe
Verdict:
Malicious activity
Analysis date:
2021-08-26 13:21:28 UTC
Tags:
opendir loader
Link:
https://app.any.run/tasks/7bdfb68b-81a6-4716-b1c6-3152d52c0b18

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/182662/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.14930.712.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a UDP request
Connection attempt
Creating a window
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/411d9faa-fa8d-4ff6-be53-b81d497ae45b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/839779
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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)
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 472206 Sample: RFQ 3809 CHEMICALS.exe Startdate: 26/08/2021 Architecture: WINDOWS Score: 100 42 Found malware configuration 2->42 44 Antivirus / Scanner detection for submitted sample 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 5 other signatures 2->48 7 RFQ 3809 CHEMICALS.exe 14 6 2->7         started        11 win32.exe 2 2->11         started        14 win32.exe 2 2->14         started        process3 dnsIp4 30 tochmini.mooo.com 192.3.110.170, 49708, 80 AS-COLOCROSSINGUS United States 7->30 32 192.168.2.1 unknown unknown 7->32 26 C:\Users\user\AppData\...\tmp564Ctmp.exe, PE32 7->26 dropped 28 C:\Users\user\...\RFQ 3809 CHEMICALS.exe.log, ASCII 7->28 dropped 16 tmp564Ctmp.exe 1 4 7->16         started        50 Antivirus detection for dropped file 11->50 52 Multi AV Scanner detection for dropped file 11->52 54 Machine Learning detection for dropped file 11->54 file5 signatures6 process7 file8 24 C:\Users\user\AppData\Roaming\win32.exe, PE32 16->24 dropped 34 Antivirus detection for dropped file 16->34 36 Multi AV Scanner detection for dropped file 16->36 38 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->38 40 3 other signatures 16->40 20 tmp564Ctmp.exe 2 16->20         started        22 tmp564Ctmp.exe 16->22         started        signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b9c0b6dd76212644b551d5b8ea745b3f14f6c92365e767836382a4c8ea54906b/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2021-08-26 13:21:05 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xhalnxlweetejnkr2w4ou5c3h4kpnsjdmxtwpa3dqksmr2susbvq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
068e09db64c69a2e1b69a791dc3a2756f6fa1091b56ff47285dadd8f425ebe9d
AgentTesla
35badde7665455f011683d9d8ce515444f0f12839abbd7ed7abe1d9a0d2fabbc
AgentTesla
36ce2a91dc933eb6146e07e09147be9f86b736fd97d01bd5d7b9fccbedbb7d70
AgentTesla
8328152ab55ce7e84797021a67502bae6236c6cb359fb87dd1c0e7153fb1201d
AgentTesla
85ec9fb4bee90d873565b289a0165f8a543114e8f20b9725786fcb7900a36c4e
AgentTesla
b523f00e6fe208d0e59f58e0d45740017b0659821fc7f9daae35313eb1d9e80a
AgentTesla
cbd84f6edacb90a5ce8c775df1407f377b95bf05653fc3ffa49e3c9f453eda39
AgentTesla
d9da943369eeaa00a7eb98b6a0033ddf4d0f1c9661bb179697b2ab653e87eb3f
AgentTesla
f3e6dcfd4b79c28078de10a6e14385b58a69b73b79986cef7000e88501b7d3ae
AgentTesla
+ 9'236 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210826-1asb8lx9ej/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Downloads MZ/PE file
Executes dropped EXE
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot1987848583:AAHSwmprTFpvEybmL0ROJO4AawZ1x9yuNZs/sendDocument
Unpacked files
SH256 hash:
b9c0b6dd76212644b551d5b8ea745b3f14f6c92365e767836382a4c8ea54906b
MD5 hash:
adb7a231ce72adb2faae96140fc6daec
SHA1 hash:
cbd3c304a0fe90f7287f7e2f3cb357384724af20
Link:
https://www.unpac.me/results/98c267d0-bcf6-4152-bc76-4549fe14253d/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b9c0b6dd7621/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.50
Link:
https://yomi.yoroi.company/submissions/b9c0b6dd76212644b551d5b8ea745b3f14f6c92365e767836382a4c8ea54906b

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:buerloader_halo_generated
Create hunting rule
Author:Halogen Generated Rule, Corsin Camichel
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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.

Malspam

AgentTesla

Executable exe b9c0b6dd76212644b551d5b8ea745b3f14f6c92365e767836382a4c8ea54906b

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/182662/

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