MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a7eed9276568817d7aafb96a4bc1707ffdfd0660682e4e771937dc19675c07e. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a7eed9276568817d7aafb96a4bc1707ffdfd0660682e4e771937dc19675c07e
SHA3-384 hash: da24bf6afd9e932444d45a0ccf3e841e1c3d0c9fe808dbfe0ab492a5920232b98a477fe1546218158e27ee876b91c417
SHA1 hash: 68f363df8b44ced97c0b7e3abe523702ec7674bc
MD5 hash: e82449ceea096bd5d9ef4cb0f2a26dbf
humanhash: steak-blue-bakerloo-alaska
File name:6531000086xls.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:32'256 bytes
First seen:2022-02-21 13:06:07 UTC
Last seen:2022-02-21 15:08:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 384:QNPply1jlbv/Izll0zJJnGzMgXKsMoqJYAt:ePCtv/Izll0zJJnGzMgXqJl
Threatray 15'237 similar samples on MalwareBazaar
TLSH T172E2FC11A27D01F0F6ECCDB46E11D3790A69AC025472962AE5CB3CC6F877603CB665F5
File icon (PE):PE icon
dhash icon 27d0d8d4d4d8d027 (24 x AgentTesla, 8 x SnakeKeylogger, 7 x Formbook)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/242963/
Detection(s):
SecuriteInfo.com.Trojan.DownloaderNET.322.30015.14627.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Сreating synchronization primitives
Sending an HTTP GET request
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62138e7ea2660f3bb91b18d7/reports/ce8f9f78-b172-41c2-a5c9-74ce3b73c033/overview
Result
Verdict:
UNKNOWN
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f54fe679-bf59-4d5f-8343-5161ab56c70d
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/943249
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Found malware configuration
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
Performs DNS queries to domains with low reputation
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)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 575723 Sample: 6531000086xls.exe Startdate: 21/02/2022 Architecture: WINDOWS Score: 100 32 fentibruks.xyz 2->32 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 8 other signatures 2->46 8 6531000086xls.exe 16 8 2->8         started        13 Rohktsi.exe 14 2 2->13         started        15 Rohktsi.exe 2 2->15         started        signatures3 process4 dnsIp5 34 35.77.84.215, 49747, 49783, 49784 AMAZON-02US United States 8->34 24 C:\Users\user\AppData\Roaming\...\Rohktsi.exe, PE32 8->24 dropped 26 C:\...\Tyzuzpmshxtrywnsuqweclxnnimurbd.exe, PE32 8->26 dropped 28 C:\Users\user\...\Rohktsi.exe:Zone.Identifier, ASCII 8->28 dropped 30 C:\Users\user\...\6531000086xls.exe.log, ASCII 8->30 dropped 48 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->48 50 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->50 17 Tyzuzpmshxtrywnsuqweclxnnimurbd.exe 14 2 8->17         started        20 6531000086xls.exe 2 8->20         started        52 Multi AV Scanner detection for dropped file 13->52 54 Machine Learning detection for dropped file 13->54 file6 signatures7 process8 signatures9 36 Multi AV Scanner detection for dropped file 17->36 38 Machine Learning detection for dropped file 17->38 22 Tyzuzpmshxtrywnsuqweclxnnimurbd.exe 17->22         started        process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6a7eed9276568817d7aafb96a4bc1707ffdfd0660682e4e771937dc19675c07e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-02-21 11:07:56 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nj7o3etwk2ebpv5k7olkjpaxa7757udga2bojz3rsn64dftvyb7a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1df6109d033a42d97b34133e69afc0da679586b85b6614b034ebfd9343062d20
AgentTesla
1ee1579cdd94bc455e3918be20b3661e2d741f139af85baff2020fee6b69ce99
AgentTesla
2d546e019a7996d4b0c3fd89606b6ec1ff2f43430743773d54f622a9ffc9c145
AgentTesla
51d068920ee714c25ce8b122798f7492ca0d0fc4ef196040a1443aa392a1e88e
AgentTesla
642dfced9844802f4388b3c2f30e08d9a1c94f2507e7277d900756b284d37ca1
AgentTesla
7d2a551d59c9a861129c5bd72ad9cf055ba2e491f7c4006eb4387aafe10400f2
AgentTesla
a97528499bee868023a6898c85da34f9ed73a5a12b8a3a01817a88d82a8c5641
AgentTesla
c45ecb10594b32cb49ec4e3356acd59b2e0819555c747657a7ce45993e5e57d7
AgentTesla
e4a41177193fe8cd0c6113402e16b6be355a08baed17e525019ff02ffd8884a8
AgentTesla
+ 15'227 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/220221-qcmw6aacd7/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Drops file in Drivers directory
Executes dropped EXE
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://fentibruks.xyz/alive/inc/bc9c14b7aee3bf.php
Unpacked files
SH256 hash:
6a7eed9276568817d7aafb96a4bc1707ffdfd0660682e4e771937dc19675c07e
MD5 hash:
e82449ceea096bd5d9ef4cb0f2a26dbf
SHA1 hash:
68f363df8b44ced97c0b7e3abe523702ec7674bc
Link:
https://www.unpac.me/results/bce01955-6c95-4587-9ae1-a75b9bab2db5/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/6a7eed927656/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/6a7eed9276568817d7aafb96a4bc1707ffdfd0660682e4e771937dc19675c07e

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

Executable exe 6a7eed9276568817d7aafb96a4bc1707ffdfd0660682e4e771937dc19675c07e

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/242963/

Comments