MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d97734ba750884ff9d858ed6924e4c9822eb31d34900f4ee5e2870eb0f84cb0. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d97734ba750884ff9d858ed6924e4c9822eb31d34900f4ee5e2870eb0f84cb0
SHA3-384 hash: 15a89b29151280e0878e75f82f5d4022b3fb2e5246aeac632bff0a048a79d70a4ef04bedfd446a53689f38561102780e
SHA1 hash: d2921b1ea5ab957acc47e3ac9fafe69ea0bfab5b
MD5 hash: 9d096ac30f558344604f4421066c40bc
humanhash: batman-white-uniform-edward
File name:R18bNCrdBQbK14j.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:691'712 bytes
First seen:2023-02-09 11:22:09 UTC
Last seen:2023-02-09 12:39:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:0Y7whVe5d6U6sRg9db30NOQA+/7lRAtUnPODh9p+po5jx4eEwJ6Q00Q1BhMoEMSZ:zOLsRg9db30NOQA+/7lgUPODh9zhJk0Z
Threatray 20'506 similar samples on MalwareBazaar
TLSH T1CEE4C42D79B647E2C274F93682E78620BABD52933303D919D9DE1BF04F426827D8B51C
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter Anonymous
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
193
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
R18bNCrdBQbK14j.exe
Verdict:
Malicious activity
Analysis date:
2023-02-09 11:23:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f4bbba1b-813d-4ea7-b5d4-397bbf48ad35

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/362716/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.1889.7952.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Reading critical registry keys
Stealing user critical data
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63e4d797fc4dffab0ccf6a63/reports/59e37588-b7d9-472d-9565-7cb1f0925488/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8d97734ba750884ff9d858ed6924e4c9822eb31d34900f4ee5e2870eb0f84cb0
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/65f9548a-5323-4e0f-bdd3-ee3d7009d341
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1169949
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large strings
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
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)
Sigma detected: Scheduled temp file as task from temp location
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry 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 signatures2 2 Behavior Graph ID: 802739 Sample: R18bNCrdBQbK14j.exe Startdate: 09/02/2023 Architecture: WINDOWS Score: 100 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus / Scanner detection for submitted sample 2->47 49 Sigma detected: Scheduled temp file as task from temp location 2->49 51 7 other signatures 2->51 7 R18bNCrdBQbK14j.exe 6 2->7         started        11 GnEyfAXYSKiQ.exe 5 2->11         started        process3 file4 29 C:\Users\user\AppData\...behaviorgraphnEyfAXYSKiQ.exe, PE32 7->29 dropped 31 C:\Users\user\AppData\Local\...\tmp4D03.tmp, XML 7->31 dropped 33 C:\Users\user\...\R18bNCrdBQbK14j.exe.log, ASCII 7->33 dropped 53 Uses schtasks.exe or at.exe to add and modify task schedules 7->53 55 Writes to foreign memory regions 7->55 57 Injects a PE file into a foreign processes 7->57 13 RegSvcs.exe 15 2 7->13         started        17 schtasks.exe 1 7->17         started        59 Antivirus detection for dropped file 11->59 61 Multi AV Scanner detection for dropped file 11->61 63 Machine Learning detection for dropped file 11->63 19 RegSvcs.exe 2 11->19         started        21 schtasks.exe 1 11->21         started        23 RegSvcs.exe 11->23         started        signatures5 process6 dnsIp7 35 api4.ipify.org 104.237.62.211, 443, 49695 WEBNXUS United States 13->35 37 mail.supremeindia.com 69.162.99.30, 49696, 49698, 587 LIMESTONENETWORKSUS United States 13->37 39 api.ipify.org 13->39 65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->65 67 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 13->67 69 May check the online IP address of the machine 13->69 71 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 13->71 25 conhost.exe 17->25         started        41 64.185.227.155, 443, 49697 WEBNXUS United States 19->41 43 api.ipify.org 19->43 73 Tries to steal Mail credentials (via file / registry access) 19->73 75 Tries to harvest and steal browser information (history, passwords, etc) 19->75 27 conhost.exe 21->27         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8d97734ba750884ff9d858ed6924e4c9822eb31d34900f4ee5e2870eb0f84cb0/
Threat name:
Win32.Trojan.CrypterX
Create hunting rule
Status:
Malicious
First seen:
2023-02-09 07:34:24 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
15 of 39 (38.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rwlxgs5hkcee76oyldwwsjhezgbc5my5gsia6txf4kdq5mhyjsya._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
31c8d4013aad4c23e185240e8fde87a07e6ad0da6b7a6fdad0fd2d85ee841a4d
AgentTesla
41857a1bfb1cda7337d39a4c6bcec253fb44532179f9cb12e919608f227e3dcb
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5cc899a8dd9072ce72a49004c5b9f7cc074e4e7c4088fa89b25767182976e31e
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6d8503cf760a86e245dde67d8ba7e338806cb0eef0d94c1904cbf84ec9e4e96e
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70b72b719f860728633cfaf7f6855195b9a3f4f4a7e4d86fdc0ac12d05c4eb28
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9a8c1fe1c53db8a44a8971664845fc5a63f34199504f3156101d8005059247a9
AgentTesla
f08aeee18c0d5984b8bf83afe0d4c9048429b0ab06af794fd79eea2f80626f44
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f5c390ae7deb67f68f921833cc2efef8d6b5c24206fdecfd8b72225f663c375c
AgentTesla
+ 20'496 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230209-ng577aad54/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
0f4db9ece58c0968d4fcaa381d7143b1d93da6afc79b9ed7c8e6886a2773b6bf
MD5 hash:
f633f488bf8f32a103027dd9e9e732d4
SHA1 hash:
e1654bbd618e38fb6e069d2c590c79a59478997d
Link:
https://www.unpac.me/results/c0c74e4e-4ea4-440a-97d7-3434335c62a0/
SH256 hash:
0d2db88db496545a7eb005180df4d4debff3a3baddbba1106a50d03591aa8f01
MD5 hash:
8decac5ec8ad58da931394ba1e6f820f
SHA1 hash:
ac58c9dbcb4f8e4789f28333b8bae9609146561c
Link:
https://www.unpac.me/results/c0c74e4e-4ea4-440a-97d7-3434335c62a0/
SH256 hash:
94c2ba257a21a0eb4527346753abdedc7bb2fe3aa72d20642546994626602129
MD5 hash:
874dcc6be499121b1425bfdff1f8ad46
SHA1 hash:
66f83bedc73876b77e152c604b8214bde86d965e
Link:
https://www.unpac.me/results/c0c74e4e-4ea4-440a-97d7-3434335c62a0/
SH256 hash:
0868f84c69680584d24eb296461793d32a4eb3047de7c2e9a659fd144468f6fb
MD5 hash:
3da296253ca0f9a15bf5c6475c797190
SHA1 hash:
55d78d10020e42aec4b43117032245f6b3b627d2
Link:
https://www.unpac.me/results/c0c74e4e-4ea4-440a-97d7-3434335c62a0/
SH256 hash:
8d97734ba750884ff9d858ed6924e4c9822eb31d34900f4ee5e2870eb0f84cb0
MD5 hash:
9d096ac30f558344604f4421066c40bc
SHA1 hash:
d2921b1ea5ab957acc47e3ac9fafe69ea0bfab5b
Link:
https://www.unpac.me/results/c0c74e4e-4ea4-440a-97d7-3434335c62a0/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8d97734ba750/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.48
Link:
https://yomi.yoroi.company/submissions/8d97734ba750884ff9d858ed6924e4c9822eb31d34900f4ee5e2870eb0f84cb0

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 8d97734ba750884ff9d858ed6924e4c9822eb31d34900f4ee5e2870eb0f84cb0

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/362716/

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