Analysis
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max time kernel
126s -
max time network
314s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
17-10-2021 11:34
Static task
static1
Behavioral task
behavioral1
Sample
Payment_Advice.exe
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
Payment_Advice.exe
Resource
win10-en-20210920
General
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Target
Payment_Advice.exe
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Size
406KB
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MD5
6a0b5847e9f478801ed0a8705e0b8639
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SHA1
2a6c9497193ff928fd913faec2e71973f09c5e50
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SHA256
3c7d808408e9f03adf60b3f467a0e99ebaef329e2e11296a5a4968939d69b5b5
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SHA512
c3016e04088d7d8188ef00f8b324cfbff93770219eee425a9d0b454d69a1bcac8868b55b37e44469664b787f889daefcf966a9736546af62ac0eb8d5d6c19ca9
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.showpiece.trillennium.biz - Port:
587 - Username:
[email protected] - Password:
money12345@@@@@
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/1764-125-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/1764-126-0x000000000043767E-mapping.dmp family_agenttesla -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
Payment_Advice.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment_Advice.exe Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment_Advice.exe Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment_Advice.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment_Advice.exedescription pid process target process PID 2116 set thread context of 1764 2116 Payment_Advice.exe Payment_Advice.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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:
Payment_Advice.exePayment_Advice.exepid process 2116 Payment_Advice.exe 2116 Payment_Advice.exe 1764 Payment_Advice.exe 1764 Payment_Advice.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Payment_Advice.exePayment_Advice.exedescription pid process Token: SeDebugPrivilege 2116 Payment_Advice.exe Token: SeDebugPrivilege 1764 Payment_Advice.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Payment_Advice.exepid process 1764 Payment_Advice.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
Payment_Advice.exedescription pid process target process PID 2116 wrote to memory of 2780 2116 Payment_Advice.exe schtasks.exe PID 2116 wrote to memory of 2780 2116 Payment_Advice.exe schtasks.exe PID 2116 wrote to memory of 2780 2116 Payment_Advice.exe schtasks.exe PID 2116 wrote to memory of 1764 2116 Payment_Advice.exe Payment_Advice.exe PID 2116 wrote to memory of 1764 2116 Payment_Advice.exe Payment_Advice.exe PID 2116 wrote to memory of 1764 2116 Payment_Advice.exe Payment_Advice.exe PID 2116 wrote to memory of 1764 2116 Payment_Advice.exe Payment_Advice.exe PID 2116 wrote to memory of 1764 2116 Payment_Advice.exe Payment_Advice.exe PID 2116 wrote to memory of 1764 2116 Payment_Advice.exe Payment_Advice.exe PID 2116 wrote to memory of 1764 2116 Payment_Advice.exe Payment_Advice.exe PID 2116 wrote to memory of 1764 2116 Payment_Advice.exe Payment_Advice.exe -
outlook_office_path 1 IoCs
Processes:
Payment_Advice.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment_Advice.exe -
outlook_win_path 1 IoCs
Processes:
Payment_Advice.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment_Advice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment_Advice.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Advice.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ziDbEzuGUWVWf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5F91.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Payment_Advice.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Advice.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Payment_Advice.exe.logMD5
0c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078
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memory/1764-125-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1764-137-0x0000000001801000-0x0000000001802000-memory.dmpFilesize
4KB
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memory/1764-134-0x00000000063B0000-0x00000000063B1000-memory.dmpFilesize
4KB
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memory/1764-133-0x0000000001830000-0x0000000001831000-memory.dmpFilesize
4KB
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memory/1764-132-0x0000000001800000-0x0000000001801000-memory.dmpFilesize
4KB
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memory/1764-126-0x000000000043767E-mapping.dmp
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memory/2116-120-0x0000000005520000-0x0000000005A1E000-memory.dmpFilesize
5.0MB
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memory/2116-123-0x00000000063E0000-0x0000000006438000-memory.dmpFilesize
352KB
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memory/2116-122-0x0000000006340000-0x0000000006341000-memory.dmpFilesize
4KB
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memory/2116-121-0x0000000005830000-0x0000000005835000-memory.dmpFilesize
20KB
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memory/2116-115-0x0000000000CF0000-0x0000000000CF1000-memory.dmpFilesize
4KB
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memory/2116-119-0x0000000005590000-0x0000000005591000-memory.dmpFilesize
4KB
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memory/2116-118-0x00000000055C0000-0x00000000055C1000-memory.dmpFilesize
4KB
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memory/2116-117-0x0000000005A20000-0x0000000005A21000-memory.dmpFilesize
4KB
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memory/2780-124-0x0000000000000000-mapping.dmp