MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 852ed88633fb28a2cd15763c8ffc032c6e17b72e4b7a0dd6236e90c4a01b877f. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 852ed88633fb28a2cd15763c8ffc032c6e17b72e4b7a0dd6236e90c4a01b877f
SHA3-384 hash: 3b6798c982cc2fe563d58cae9bb323d0ed4a639e7612e2e5fd36e7fdeb23ea8d85dff72c74efcd98c2183d2da2181e3d
SHA1 hash: 57c067e98a60b9fa7a83ebb0924ddf2db441ee0c
MD5 hash: b310a796ec995c6235de3a5ee811b591
humanhash: quiet-solar-artist-harry
File name:SecuriteInfo.com.Win32.CrypterX-gen.28124.25793
Download: download sample
Signature AgentTesla
Create hunting rule
File size:839'680 bytes
First seen:2022-11-30 11:31:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:Ei9KWhVpT05AtGyRVdTcJz7Fp7tmYa0fnFr5cE8LHW:EyK5U1NcJz7ztmYa0f8vL
TLSH T16C057C9132B28473F58F0135905571CC2E7DA643BAE6F2076B7B3A8056026BFFA9DE11
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
193
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.CrypterX-gen.28124.25793
Verdict:
Malicious activity
Analysis date:
2022-11-30 11:33:37 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/5f817244-af59-44de-8302-e0f156e1e51b

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/340097/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.28124.25793.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
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63873f3900c584752ee2bc02/reports/cde98399-19da-4f76-901a-1007becd1534/overview
Result
Verdict:
MALICIOUS
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/008bfe77-3336-4ba4-9344-c05559b478f8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1123907
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Injects a PE file into a foreign processes
Installs a global keyboard hook
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 ftp login credentials
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: 756629 Sample: SecuriteInfo.com.Win32.Cryp... Startdate: 30/11/2022 Architecture: WINDOWS Score: 100 45 Malicious sample detected (through community Yara rule) 2->45 47 Sigma detected: Scheduled temp file as task from temp location 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 8 other signatures 2->51 7 SecuriteInfo.com.Win32.CrypterX-gen.28124.25793.exe 6 2->7         started        11 GjmXhpsdsZ.exe 5 2->11         started        process3 file4 27 C:\Users\user\AppData\...behaviorgraphjmXhpsdsZ.exe, PE32 7->27 dropped 29 C:\Users\user\AppData\Local\...\tmpE64E.tmp, XML 7->29 dropped 31 SecuriteInfo.com.W...28124.25793.exe.log, ASCII 7->31 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 3 7->13         started        17 schtasks.exe 1 7->17         started        59 Multi AV Scanner detection for dropped file 11->59 61 Machine Learning detection for dropped file 11->61 19 RegSvcs.exe 3 11->19         started        21 schtasks.exe 1 11->21         started        signatures5 process6 dnsIp7 33 smtp-msa.hostinger.com 34.117.234.7, 49709, 49713, 587 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 13->33 35 api.ipify.org.herokudns.com 52.20.78.240, 443, 49705 AMAZON-AESUS United States 13->35 43 2 other IPs or domains 13->43 63 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->63 65 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 13->65 67 May check the online IP address of the machine 13->67 75 2 other signatures 13->75 23 conhost.exe 17->23         started        37 54.91.59.199, 443, 49711 AMAZON-AESUS United States 19->37 39 smtp.hostinger.com 19->39 41 api.ipify.org 19->41 69 Tries to steal Mail credentials (via file / registry access) 19->69 71 Tries to harvest and steal ftp login credentials 19->71 73 Tries to harvest and steal browser information (history, passwords, etc) 19->73 25 conhost.exe 21->25         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/852ed88633fb28a2cd15763c8ffc032c6e17b72e4b7a0dd6236e90c4a01b877f/
Threat name:
ByteCode-MSIL.Infostealer.DarkStealer
Create hunting rule
Status:
Malicious
First seen:
2022-11-30 08:02:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
33
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=quxnrbrt7mukftivoy6i77adfrxbpnzojn5a3vrdn2imjia3q57q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/221130-nnad4aab3x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/43f92877-9b8e-4948-bb73-e82dcee05462
Unpacked files
SH256 hash:
8fc2a16a2a3900dd9144fb0a4e20459bd7edd90427cb51cd89e6315dd89cc510
MD5 hash:
5da2ef20fa55fc360a3dbfe61eaeb24f
SHA1 hash:
c309e02d0a274cb546976d2da54e951768562590
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/f08c7c0f-01a4-4fb6-bc72-463d9cc146db/
Parent samples :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 hash:
c2d8bc03706d7c557f69d805e0629c41e371666572cb4a9f52e2a5cc60d994a9
MD5 hash:
4addb0bd07bb3eb04d3297dcadd93e41
SHA1 hash:
a6e8c9798971e56b18a778bcb63b7e93f9aefd37
Link:
https://www.unpac.me/results/f08c7c0f-01a4-4fb6-bc72-463d9cc146db/
SH256 hash:
a327516357b9fa1a75753b3fbd0030e13f374be7cefcdf983d0b731f278b0c59
MD5 hash:
404efdeb9931733904da07f96fabeb72
SHA1 hash:
7ce363cd612f1d9a90b33ec196c4d0a49cdaee02
Link:
https://www.unpac.me/results/f08c7c0f-01a4-4fb6-bc72-463d9cc146db/
SH256 hash:
852ed88633fb28a2cd15763c8ffc032c6e17b72e4b7a0dd6236e90c4a01b877f
MD5 hash:
b310a796ec995c6235de3a5ee811b591
SHA1 hash:
57c067e98a60b9fa7a83ebb0924ddf2db441ee0c
Link:
https://www.unpac.me/results/f08c7c0f-01a4-4fb6-bc72-463d9cc146db/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/852ed88633fb/report/overview.html
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/852ed88633fb28a2cd15763c8ffc032c6e17b72e4b7a0dd6236e90c4a01b877f

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.

Cape
Cape
https://www.capesandbox.com/analysis/340097/

Comments