Analysis
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max time kernel
133s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 01:46
Static task
static1
Behavioral task
behavioral1
Sample
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe
Resource
win7-20240215-en
General
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Target
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe
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Size
736KB
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MD5
84396eb97e3ade6cd6689329d7ff3366
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SHA1
8e8c061ece6bc8f36bad01514ba2869a343d456f
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SHA256
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e
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SHA512
95460f92e93ff48045ab507a677d51065b10f068d4ad97d902e2e0f1f8b374c5ffcc8832a074cd964839818516c8e987ff818b408d509e3836cb5ce12145c63e
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SSDEEP
12288:pbHMi8LkpEaFLVbmQNGvZE8kCyYYXPdap9+Fy8rM9NyPg1J7Pe5xfdzLA2S6Npjv:djEobHNGh7k5Yj+FlM984v7PY
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
[email protected] - Password:
marcellinus360 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/772-20-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/772-20-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/772-20-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/772-20-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/772-20-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/772-20-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 32 api.ipify.org 33 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exedescription pid process target process PID 1488 set thread context of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
RegSvcs.exepowershell.exepid process 772 RegSvcs.exe 772 RegSvcs.exe 4272 powershell.exe 4272 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4272 powershell.exe Token: SeDebugPrivilege 772 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegSvcs.exepid process 772 RegSvcs.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exedescription pid process target process PID 1488 wrote to memory of 4272 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe powershell.exe PID 1488 wrote to memory of 4272 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe powershell.exe PID 1488 wrote to memory of 4272 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe powershell.exe PID 1488 wrote to memory of 4056 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe schtasks.exe PID 1488 wrote to memory of 4056 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe schtasks.exe PID 1488 wrote to memory of 4056 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe schtasks.exe PID 1488 wrote to memory of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe PID 1488 wrote to memory of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe PID 1488 wrote to memory of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe PID 1488 wrote to memory of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe PID 1488 wrote to memory of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe PID 1488 wrote to memory of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe PID 1488 wrote to memory of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe PID 1488 wrote to memory of 772 1488 9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe"C:\Users\Admin\AppData\Local\Temp\9524dbdb7a13bdd04e736f32c96690df3320fabc8587bd0880db9ff0fd497c8e.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1488 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YPYfbrVvOhaubH.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4272 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YPYfbrVvOhaubH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7157.tmp"2⤵
- Creates scheduled task(s)
PID:4056 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:772
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ryvkc5sn.035.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\tmp7157.tmpFilesize
1KB
MD58059fe15df8e37201e7a76653a07420d
SHA1347db35c16c1b9e8ae53737d45eef1828607666b
SHA25638bfe9e539c956f90de383b59d459eb9e82afb853359215ee283c099eda6bd5f
SHA512a75381f9d59f64d04b37f4fa17333ab70abdaf05acb3d97f377889a6e57582c79c8fd4e50350123dd3ffe4ab5dc2eef42853aba7fca13b2c2c8215cb7a48a810
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memory/772-66-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/772-22-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/772-20-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/772-27-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/772-24-0x0000000005810000-0x0000000005876000-memory.dmpFilesize
408KB
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memory/772-56-0x0000000006C70000-0x0000000006CC0000-memory.dmpFilesize
320KB
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memory/1488-4-0x0000000004D90000-0x0000000004D9A000-memory.dmpFilesize
40KB
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memory/1488-9-0x0000000006590000-0x000000000662C000-memory.dmpFilesize
624KB
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memory/1488-8-0x0000000008DC0000-0x0000000008E44000-memory.dmpFilesize
528KB
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memory/1488-7-0x0000000007CE0000-0x0000000007CF0000-memory.dmpFilesize
64KB
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memory/1488-6-0x0000000008DA0000-0x0000000008DBA000-memory.dmpFilesize
104KB
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memory/1488-5-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/1488-3-0x0000000007820000-0x00000000078B2000-memory.dmpFilesize
584KB
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memory/1488-2-0x0000000007CF0000-0x0000000008294000-memory.dmpFilesize
5.6MB
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memory/1488-1-0x0000000000870000-0x000000000092E000-memory.dmpFilesize
760KB
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memory/1488-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmpFilesize
4KB
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memory/1488-23-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/4272-26-0x0000000005C30000-0x0000000005C96000-memory.dmpFilesize
408KB
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memory/4272-52-0x0000000007320000-0x00000000073C3000-memory.dmpFilesize
652KB
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memory/4272-18-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/4272-25-0x0000000005B90000-0x0000000005BB2000-memory.dmpFilesize
136KB
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memory/4272-16-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/4272-37-0x0000000005D10000-0x0000000006064000-memory.dmpFilesize
3.3MB
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memory/4272-38-0x0000000006320000-0x000000000633E000-memory.dmpFilesize
120KB
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memory/4272-39-0x00000000063F0000-0x000000000643C000-memory.dmpFilesize
304KB
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memory/4272-41-0x0000000070800000-0x000000007084C000-memory.dmpFilesize
304KB
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memory/4272-40-0x00000000068E0000-0x0000000006912000-memory.dmpFilesize
200KB
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memory/4272-51-0x0000000007300000-0x000000000731E000-memory.dmpFilesize
120KB
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memory/4272-19-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/4272-53-0x0000000007C90000-0x000000000830A000-memory.dmpFilesize
6.5MB
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memory/4272-54-0x0000000007650000-0x000000000766A000-memory.dmpFilesize
104KB
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memory/4272-55-0x00000000076C0000-0x00000000076CA000-memory.dmpFilesize
40KB
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memory/4272-17-0x00000000054F0000-0x0000000005B18000-memory.dmpFilesize
6.2MB
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memory/4272-57-0x00000000078D0000-0x0000000007966000-memory.dmpFilesize
600KB
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memory/4272-58-0x0000000007850000-0x0000000007861000-memory.dmpFilesize
68KB
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memory/4272-59-0x0000000007880000-0x000000000788E000-memory.dmpFilesize
56KB
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memory/4272-60-0x0000000007890000-0x00000000078A4000-memory.dmpFilesize
80KB
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memory/4272-61-0x0000000007990000-0x00000000079AA000-memory.dmpFilesize
104KB
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memory/4272-62-0x0000000007970000-0x0000000007978000-memory.dmpFilesize
32KB
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memory/4272-65-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/4272-14-0x0000000002A30000-0x0000000002A66000-memory.dmpFilesize
216KB