MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8707ecc0a4c23b20c51f608c251d83d130c9987217f4351d01f355cd005bce0d. 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: 9


Intelligence 9 IOCs YARA 1 File information Comments
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SHA256 hash: 8707ecc0a4c23b20c51f608c251d83d130c9987217f4351d01f355cd005bce0d
SHA3-384 hash: 6d2460ce2d7a31a31dd8c3346bdf8e5dd4fbd1daaeb506b7f6ca184c7ee167d60ef2c8e8d52d5ef90c8bd9ad5b5de386
SHA1 hash: c5870fd062129bc05ca85ce6c94c5ec90aa4b88c
MD5 hash: 4a99d877018f30de83c9cfe46541a4d9
humanhash: speaker-helium-table-west
File name:4UFa32rSDVEyUvb.exe
Download: download sample
Signature AgentTesla
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File size:699'392 bytes
First seen:2021-05-04 13:49:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:rTgL/C+wIzOKM9HL9A1cFAL81woC+5bO6oh4uBNvQA:fgbYsOK2HJA1rL81K+5b1oRNv
Threatray 4'444 similar samples on MalwareBazaar
TLSH 20E4CF2233D4AF68F17E9BB580255200A3F0B907E721DA9CBEA511CD4DE5FC5C3627A6
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.624-1.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
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.
Result
Threat name:
AgentTesla
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/710149
Signature
Adds a directory exclusion to Windows Defender
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 404030 Sample: 4UFa32rSDVEyUvb.exe Startdate: 04/05/2021 Architecture: WINDOWS Score: 100 35 Found malware configuration 2->35 37 Multi AV Scanner detection for dropped file 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 5 other signatures 2->41 7 4UFa32rSDVEyUvb.exe 7 2->7         started        process3 file4 27 C:\Users\user\AppData\...\fIQOgQxmiYsYWQ.exe, PE32 7->27 dropped 29 C:\...\fIQOgQxmiYsYWQ.exe:Zone.Identifier, ASCII 7->29 dropped 31 C:\Users\user\AppData\Local\...\tmpF9ED.tmp, XML 7->31 dropped 33 C:\Users\user\...\4UFa32rSDVEyUvb.exe.log, ASCII 7->33 dropped 43 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->43 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->45 47 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->47 49 3 other signatures 7->49 11 powershell.exe 24 7->11         started        13 powershell.exe 23 7->13         started        15 schtasks.exe 7->15         started        17 3 other processes 7->17 signatures5 process6 process7 19 conhost.exe 11->19         started        21 conhost.exe 13->21         started        23 conhost.exe 15->23         started        25 conhost.exe 17->25         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8707ecc0a4c23b20c51f608c251d83d130c9987217f4351d01f355cd005bce0d/
Threat name:
ByteCode-MSIL.Infostealer.DarkStealer
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Status:
Malicious
First seen:
2021-05-04 13:50:20 UTC
AV detection:
15 of 29 (51.72%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q4d6zqfeyi5sbri7mcgckhmd2eymtgdsc72dkhib6nk42ac3zygq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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180688c5883698ccf8bb7114a6f5ba5f2433cbc6604ba785ddd102f2db89f9bd
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226055fd9a87d3bb38acb21c4d3dd7222d600003c72fab036286b9b15b233518
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3cb19f648096769ee0a5c8e75baba67896e6c59145e3bb18ce059f34c31e73bc
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865be6910571e1334ef42b0396a44f76c45ad6048132da31f5599fe2dcfa2081
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c2af0dcf4558a32fde15405648d8dd6410c51d319812755fcb8e4f742723bad7
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cd71e0f11db529a164eca42279020c06ae2d12fa0335b851a3c4043aa69e0896
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d9510122ef15d475c69ca539c949d4b8c8002b8f617411854098091106c37119
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e3b64a79c1e0d387898d625a190d782c2ec2c144d6420a3ceba2ffb640c40046
AgentTesla
+ 4'434 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
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Score:
  10/10
Tags:
family:agenttesla evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210504-qedf7kqj92/
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
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
bdf79e57b5574f9bafb56f6d0592f5ee429df7eb0ad536fbdb4f2956aae36f87
MD5 hash:
826b29e2a141b055a5491c9d7dc6eea7
SHA1 hash:
af4201362b8603bf7e4b6e2ead1cfb610dd7c0a9
Link:
https://www.unpac.me/results/c34fe560-d040-45fb-bc79-7b881e0b2949/
SH256 hash:
8707ecc0a4c23b20c51f608c251d83d130c9987217f4351d01f355cd005bce0d
MD5 hash:
4a99d877018f30de83c9cfe46541a4d9
SHA1 hash:
c5870fd062129bc05ca85ce6c94c5ec90aa4b88c
Link:
https://www.unpac.me/results/c34fe560-d040-45fb-bc79-7b881e0b2949/
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/8707ecc0a4c23b20c51f608c251d83d130c9987217f4351d01f355cd005bce0d

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
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File information

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

Comments