Analysis
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max time kernel
144s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29-03-2024 02:39
Static task
static1
Behavioral task
behavioral1
Sample
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe
Resource
win10v2004-20240226-en
General
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Target
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe
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Size
689KB
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MD5
4c1c86fd8a3fb71ea451791806dbfbe7
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SHA1
03fdc8ce41feeac7b7a0d8bf1858f1385272d12b
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SHA256
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955
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SHA512
0572fe36f35651c367393963ef70b3f3233651551e511b23c29d0dc25ab0c0238a0c77e9062ebf24df0667916f409a69c702fd0a4b2ac5fc1040053e0c5704a2
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SSDEEP
12288:t/Q0YOwqOpMVE9MG6ssKHKm0yCOd6CxAMYcEX3Ztw66zUW1q:uO7VssKH/N6zJX3Ztw6x5
Malware Config
Extracted
Protocol: smtp- Host:
mail.ag-tr.com - Port:
587 - Username:
[email protected] - Password:
At.070773
Extracted
agenttesla
Protocol: smtp- Host:
mail.ag-tr.com - Port:
587 - Username:
[email protected] - Password:
At.070773 - 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/4576-10-0x0000000000400000-0x0000000000442000-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/4576-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables packed with SmartAssembly 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4852-7-0x0000000004E30000-0x0000000004E3C000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4576-10-0x0000000000400000-0x0000000000442000-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/4576-10-0x0000000000400000-0x0000000000442000-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/4576-10-0x0000000000400000-0x0000000000442000-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/4576-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wBeZBSZ = "C:\\Users\\Admin\\AppData\\Roaming\\wBeZBSZ\\wBeZBSZ.exe" cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.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 25 api.ipify.org 26 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exedescription pid process target process PID 4852 set thread context of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.execd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exepowershell.exepid process 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe 4576 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe 4576 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe 772 powershell.exe 772 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.execd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exepowershell.exedescription pid process Token: SeDebugPrivilege 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe Token: SeDebugPrivilege 4576 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe Token: SeDebugPrivilege 772 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exepid process 4576 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exedescription pid process target process PID 4852 wrote to memory of 772 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe powershell.exe PID 4852 wrote to memory of 772 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe powershell.exe PID 4852 wrote to memory of 772 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe powershell.exe PID 4852 wrote to memory of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe PID 4852 wrote to memory of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe PID 4852 wrote to memory of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe PID 4852 wrote to memory of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe PID 4852 wrote to memory of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe PID 4852 wrote to memory of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe PID 4852 wrote to memory of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe PID 4852 wrote to memory of 4576 4852 cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe"C:\Users\Admin\AppData\Local\Temp\cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe"C:\Users\Admin\AppData\Local\Temp\cd477b7ce28707ff2a532ddf8054f743f0a5ac7cf31a01ae96fe55e089f82955.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o2pacrvl.2az.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/772-48-0x0000000006B30000-0x0000000006B4E000-memory.dmpFilesize
120KB
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memory/772-56-0x0000000007AE0000-0x0000000007AEE000-memory.dmpFilesize
56KB
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memory/772-14-0x0000000004F90000-0x0000000004FC6000-memory.dmpFilesize
216KB
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memory/772-57-0x0000000007B90000-0x0000000007BA4000-memory.dmpFilesize
80KB
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memory/772-16-0x0000000075070000-0x0000000075820000-memory.dmpFilesize
7.7MB
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memory/772-55-0x0000000007AB0000-0x0000000007AC1000-memory.dmpFilesize
68KB
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memory/772-54-0x0000000007AF0000-0x0000000007B86000-memory.dmpFilesize
600KB
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memory/772-38-0x0000000070CD0000-0x0000000070D1C000-memory.dmpFilesize
304KB
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memory/772-51-0x0000000007890000-0x00000000078AA000-memory.dmpFilesize
104KB
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memory/772-50-0x0000000007ED0000-0x000000000854A000-memory.dmpFilesize
6.5MB
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memory/772-49-0x0000000007750000-0x00000000077F3000-memory.dmpFilesize
652KB
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memory/772-35-0x00000000050D0000-0x00000000050E0000-memory.dmpFilesize
64KB
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memory/772-58-0x0000000007BF0000-0x0000000007C0A000-memory.dmpFilesize
104KB
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memory/772-59-0x0000000007BD0000-0x0000000007BD8000-memory.dmpFilesize
32KB
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memory/772-52-0x0000000007900000-0x000000000790A000-memory.dmpFilesize
40KB
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memory/772-17-0x00000000050D0000-0x00000000050E0000-memory.dmpFilesize
64KB
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memory/772-37-0x0000000006B50000-0x0000000006B82000-memory.dmpFilesize
200KB
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memory/772-19-0x00000000050D0000-0x00000000050E0000-memory.dmpFilesize
64KB
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memory/772-20-0x0000000005710000-0x0000000005D38000-memory.dmpFilesize
6.2MB
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memory/772-21-0x00000000055A0000-0x00000000055C2000-memory.dmpFilesize
136KB
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memory/772-27-0x0000000005E70000-0x0000000005ED6000-memory.dmpFilesize
408KB
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memory/772-62-0x0000000075070000-0x0000000075820000-memory.dmpFilesize
7.7MB
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memory/772-32-0x0000000006210000-0x0000000006564000-memory.dmpFilesize
3.3MB
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memory/772-33-0x00000000065B0000-0x00000000065CE000-memory.dmpFilesize
120KB
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memory/772-34-0x0000000006630000-0x000000000667C000-memory.dmpFilesize
304KB
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memory/4576-13-0x0000000075070000-0x0000000075820000-memory.dmpFilesize
7.7MB
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memory/4576-53-0x00000000069D0000-0x0000000006A20000-memory.dmpFilesize
320KB
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memory/4576-15-0x0000000005220000-0x0000000005286000-memory.dmpFilesize
408KB
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memory/4576-64-0x00000000052C0000-0x00000000052D0000-memory.dmpFilesize
64KB
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memory/4576-63-0x0000000075070000-0x0000000075820000-memory.dmpFilesize
7.7MB
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memory/4576-10-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/4576-18-0x00000000052C0000-0x00000000052D0000-memory.dmpFilesize
64KB
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memory/4852-7-0x0000000004E30000-0x0000000004E3C000-memory.dmpFilesize
48KB
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memory/4852-8-0x0000000006550000-0x00000000065D2000-memory.dmpFilesize
520KB
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memory/4852-9-0x0000000008BC0000-0x0000000008C5C000-memory.dmpFilesize
624KB
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memory/4852-6-0x0000000006530000-0x000000000654A000-memory.dmpFilesize
104KB
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memory/4852-5-0x0000000004D10000-0x0000000004D1A000-memory.dmpFilesize
40KB
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memory/4852-4-0x0000000004D60000-0x0000000004D70000-memory.dmpFilesize
64KB
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memory/4852-3-0x0000000004B60000-0x0000000004BF2000-memory.dmpFilesize
584KB
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memory/4852-2-0x00000000051C0000-0x0000000005764000-memory.dmpFilesize
5.6MB
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memory/4852-1-0x0000000075070000-0x0000000075820000-memory.dmpFilesize
7.7MB
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memory/4852-0-0x00000000000D0000-0x0000000000182000-memory.dmpFilesize
712KB
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memory/4852-12-0x0000000075070000-0x0000000075820000-memory.dmpFilesize
7.7MB