Analysis
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max time kernel
139s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2023 09:29
Static task
static1
Behavioral task
behavioral1
Sample
required and measured value.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
required and measured value.exe
Resource
win10v2004-20231127-en
General
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Target
required and measured value.exe
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Size
1008KB
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MD5
3521aff033bea60a6e8869378b9d068c
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SHA1
9d84d60857b499e6c6c13d684e67f11f6d8ca31a
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SHA256
502d7ec69173cc68e242caf59956a90e519dad247b118c60394be96c9474f2d3
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SHA512
98f3c653b2a763ffa72aa0873f760e06221428066a2f8dc9fcf4c5ecc620684acbf572518057b6c9eac952587d14f033bc9648531cfb0e97f68be86588310e8b
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SSDEEP
24576:Bqas+pJyCkF0ODvYHkAduLZgBGROSYOmT7Lmte9:wyJyCkF9VAd4ZgBG4SYOy7
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.bezzleauto.com - Port:
587 - Username:
[email protected] - Password:
Kene123456789 - 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
required and measured value.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\Control Panel\International\Geo\Nation required and measured value.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
required and measured value.exedescription pid process target process PID 4728 set thread context of 4212 4728 required and measured value.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4308 4212 WerFault.exe RegSvcs.exe -
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 9 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exepid process 3372 powershell.exe 3372 powershell.exe 404 powershell.exe 404 powershell.exe 4212 RegSvcs.exe 4212 RegSvcs.exe 4212 RegSvcs.exe 3372 powershell.exe 404 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 3372 powershell.exe Token: SeDebugPrivilege 404 powershell.exe Token: SeDebugPrivilege 4212 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
required and measured value.exedescription pid process target process PID 4728 wrote to memory of 3372 4728 required and measured value.exe powershell.exe PID 4728 wrote to memory of 3372 4728 required and measured value.exe powershell.exe PID 4728 wrote to memory of 3372 4728 required and measured value.exe powershell.exe PID 4728 wrote to memory of 404 4728 required and measured value.exe powershell.exe PID 4728 wrote to memory of 404 4728 required and measured value.exe powershell.exe PID 4728 wrote to memory of 404 4728 required and measured value.exe powershell.exe PID 4728 wrote to memory of 4628 4728 required and measured value.exe schtasks.exe PID 4728 wrote to memory of 4628 4728 required and measured value.exe schtasks.exe PID 4728 wrote to memory of 4628 4728 required and measured value.exe schtasks.exe PID 4728 wrote to memory of 4212 4728 required and measured value.exe RegSvcs.exe PID 4728 wrote to memory of 4212 4728 required and measured value.exe RegSvcs.exe PID 4728 wrote to memory of 4212 4728 required and measured value.exe RegSvcs.exe PID 4728 wrote to memory of 4212 4728 required and measured value.exe RegSvcs.exe PID 4728 wrote to memory of 4212 4728 required and measured value.exe RegSvcs.exe PID 4728 wrote to memory of 4212 4728 required and measured value.exe RegSvcs.exe PID 4728 wrote to memory of 4212 4728 required and measured value.exe RegSvcs.exe PID 4728 wrote to memory of 4212 4728 required and measured value.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\required and measured value.exe"C:\Users\Admin\AppData\Local\Temp\required and measured value.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4728 -
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\required and measured value.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3372 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kVDWrSDRqNaAK.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:404 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kVDWrSDRqNaAK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9267.tmp"2⤵
- Creates scheduled task(s)
PID:4628 -
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
PID:4212 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 14243⤵
- Program crash
PID:4308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4212 -ip 42121⤵PID:640
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5cd7f8432587eddabf40bc913f852e176
SHA15de5f7b42b19a53bcfc7a69280feb45807c7d150
SHA2562b7d96a1bc23b6104459610be535f60e739a4508b979d3fadb271215dd969b1b
SHA512a9b9cd74e068a9d144f204c97e6dac347e8f4432a267a81ca2808b5dbe2257c0bb41e6cd7c04a04dee6304d594b4aa2b9e773d8c189228be3aeb922ea1fb0589
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5021725470f0441195e73cbf20097fed7
SHA1e2786a0048cde86050001c8ce8250803e8550e61
SHA2565436854e658993be0f6ee3784e195664c4ff762942d9e954aac7c06e943e3e77
SHA51266c54beaf3f5937e05b9723e6f2a5f9c0b9c9097ba97dd27e68a3736a14ba1204c778e3b7774b0c81a2d7309dc963eb905d8bdc4d0cd1f7acf41227da23f97f0