Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231201-en -
resource tags
arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system -
submitted
02-12-2023 07:34
Static task
static1
Behavioral task
behavioral1
Sample
Purchase_order_Y93747710.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
Purchase_order_Y93747710.exe
Resource
win10v2004-20231130-en
General
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Target
Purchase_order_Y93747710.exe
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Size
957KB
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MD5
9f771ec413240eb2885fbcb26c2fb048
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SHA1
5b02911923899eb685fd6b5548c224f357364d82
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SHA256
2a33dbe8548389084bc412b6d906717ed20751b2ea63d94bfff0a693a32c6ada
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SHA512
4fd410cf21546bcbaa5ff9fc800b0dfff8fa6a7d6f66509f23e528e500481ffedfa968173730018ead34629e4c612b70b810f00531fba563964b11db46890573
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SSDEEP
12288:blG9rbwLijBexRQv8Ntg9deEAVMK5FplFgfrYahpgnfT3OE8EHxHLawbihl4Bd0W:bw9nyRu87gX0Dpl2flUf7jFRHL
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.bezzleauto.com - Port:
587 - Username:
[email protected] - Password:
Tommyduru8118 - 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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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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Suspicious use of SetThreadContext 1 IoCs
Processes:
Purchase_order_Y93747710.exedescription pid process target process PID 2164 set thread context of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.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:
powershell.exepowershell.exePurchase_order_Y93747710.exepid process 2664 powershell.exe 2784 powershell.exe 2480 Purchase_order_Y93747710.exe 2480 Purchase_order_Y93747710.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exePurchase_order_Y93747710.exedescription pid process Token: SeDebugPrivilege 2664 powershell.exe Token: SeDebugPrivilege 2784 powershell.exe Token: SeDebugPrivilege 2480 Purchase_order_Y93747710.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
Purchase_order_Y93747710.exedescription pid process target process PID 2164 wrote to memory of 2784 2164 Purchase_order_Y93747710.exe powershell.exe PID 2164 wrote to memory of 2784 2164 Purchase_order_Y93747710.exe powershell.exe PID 2164 wrote to memory of 2784 2164 Purchase_order_Y93747710.exe powershell.exe PID 2164 wrote to memory of 2784 2164 Purchase_order_Y93747710.exe powershell.exe PID 2164 wrote to memory of 2664 2164 Purchase_order_Y93747710.exe powershell.exe PID 2164 wrote to memory of 2664 2164 Purchase_order_Y93747710.exe powershell.exe PID 2164 wrote to memory of 2664 2164 Purchase_order_Y93747710.exe powershell.exe PID 2164 wrote to memory of 2664 2164 Purchase_order_Y93747710.exe powershell.exe PID 2164 wrote to memory of 2848 2164 Purchase_order_Y93747710.exe schtasks.exe PID 2164 wrote to memory of 2848 2164 Purchase_order_Y93747710.exe schtasks.exe PID 2164 wrote to memory of 2848 2164 Purchase_order_Y93747710.exe schtasks.exe PID 2164 wrote to memory of 2848 2164 Purchase_order_Y93747710.exe schtasks.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe PID 2164 wrote to memory of 2480 2164 Purchase_order_Y93747710.exe Purchase_order_Y93747710.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase_order_Y93747710.exe"C:\Users\Admin\AppData\Local\Temp\Purchase_order_Y93747710.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2164 -
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\Purchase_order_Y93747710.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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\Roaming\udmNej.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2664 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\udmNej" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5EE.tmp"2⤵
- Creates scheduled task(s)
PID:2848 -
C:\Users\Admin\AppData\Local\Temp\Purchase_order_Y93747710.exe"C:\Users\Admin\AppData\Local\Temp\Purchase_order_Y93747710.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2480
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5f8801d3a9cfbc56228297704c087fed6
SHA1763d07b619c56ed5487bdceb04b0a9383f591238
SHA2564a80dff8fab6b3800ddb3964965a242d3bcefd4107516e3aea217ce07a51e085
SHA512bdfb6c6747ba903557bf70821f0adbb7f24d6a5fc257807af4c75af37e9cb324aca9fba26af48e3f1d6cdd3cfb65c4783ce1e96027714a67fb73e9d5cb1b87f9
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\CPSIW1BJVNWF3M2FU5Z8.temp
Filesize7KB
MD5afd89a6f4e81ff566318e4f7ab94068a
SHA18aab1de7c3415bdb32ed7c3e670887f935076856
SHA25658ea64861f0745fa71548191b0887e96b7011e230e193bae65aa0219cc1a1967
SHA51245639126ae8a27961c62c1e93abf5cb9f539ec2734c45669f3a8f7b16415669029a9bb4e3bb2224753df7397e3be557dc8c2d0a99ef26c477ce5807a07e605bb
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5afd89a6f4e81ff566318e4f7ab94068a
SHA18aab1de7c3415bdb32ed7c3e670887f935076856
SHA25658ea64861f0745fa71548191b0887e96b7011e230e193bae65aa0219cc1a1967
SHA51245639126ae8a27961c62c1e93abf5cb9f539ec2734c45669f3a8f7b16415669029a9bb4e3bb2224753df7397e3be557dc8c2d0a99ef26c477ce5807a07e605bb