Analysis
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max time kernel
146s -
max time network
150s -
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 08:54
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-1-5-21-2037190880-819243489-950462038-1000\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 2784 set thread context of 3540 2784 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 4776 3540 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 1232 powershell.exe 1232 powershell.exe 3828 powershell.exe 3828 powershell.exe 1232 powershell.exe 3828 powershell.exe 3540 RegSvcs.exe 3540 RegSvcs.exe 3540 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 3828 powershell.exe Token: SeDebugPrivilege 1232 powershell.exe Token: SeDebugPrivilege 3540 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
required and measured value.exedescription pid process target process PID 2784 wrote to memory of 3828 2784 required and measured value.exe powershell.exe PID 2784 wrote to memory of 3828 2784 required and measured value.exe powershell.exe PID 2784 wrote to memory of 3828 2784 required and measured value.exe powershell.exe PID 2784 wrote to memory of 1232 2784 required and measured value.exe powershell.exe PID 2784 wrote to memory of 1232 2784 required and measured value.exe powershell.exe PID 2784 wrote to memory of 1232 2784 required and measured value.exe powershell.exe PID 2784 wrote to memory of 3924 2784 required and measured value.exe schtasks.exe PID 2784 wrote to memory of 3924 2784 required and measured value.exe schtasks.exe PID 2784 wrote to memory of 3924 2784 required and measured value.exe schtasks.exe PID 2784 wrote to memory of 3540 2784 required and measured value.exe RegSvcs.exe PID 2784 wrote to memory of 3540 2784 required and measured value.exe RegSvcs.exe PID 2784 wrote to memory of 3540 2784 required and measured value.exe RegSvcs.exe PID 2784 wrote to memory of 3540 2784 required and measured value.exe RegSvcs.exe PID 2784 wrote to memory of 3540 2784 required and measured value.exe RegSvcs.exe PID 2784 wrote to memory of 3540 2784 required and measured value.exe RegSvcs.exe PID 2784 wrote to memory of 3540 2784 required and measured value.exe RegSvcs.exe PID 2784 wrote to memory of 3540 2784 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:2784 -
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:3828 -
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:1232 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kVDWrSDRqNaAK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE399.tmp"2⤵
- Creates scheduled task(s)
PID:3924 -
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:3540 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 14203⤵
- Program crash
PID:4776
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3540 -ip 35401⤵PID:1556
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
MD5078c2aaf04255c288d5589771e860e1d
SHA15e9c12ee0cedefb64919b02a731809df8525a52f
SHA256488491ff8dc42a2cefd343a9f0a9017db1414c846ea56821a389cde331746f2c
SHA5124527b35562be38ff1254ee892791f6e59dc3bc9538810aaf228a134407cfa2012dec600043422a2f1021e376488262dde2c16c7856e429a9fec9e6778e5a544d
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD512442fc51650f5a0d78bbcd61bca6afc
SHA1c5c7348191f40ad5f09eeed47b21f46b4fc1492f
SHA25607949050a1e899691b851e2f91b800a2bb849654cb4b7ba22b00a54c67d0af44
SHA5125caddfe074304b24a8efc7e759cd93e2622a9eb586eb1259620fb237b5fb1187559ced7d4bbb02ad2431d3510eda0a503bc265d6b9d43c640e084ca5e4ae621f