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Analysis
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max time kernel
120s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
01/02/2024, 01:28
Static task
static1
Behavioral task
behavioral1
Sample
c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe
Resource
win10v2004-20231215-en
General
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Target
c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe
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Size
668KB
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MD5
1bb1095059a6f5f01895f3c6c906a50a
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SHA1
cb60951acc0a0e09db96729e644ca4bda586992e
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SHA256
c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659
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SHA512
45981b12bfbfcb69465ece150da300eec6454e0468d3eb7daebbc8171376f576f8278533f870b458d9a2406b9335b91ca3dfde9a777c8f4de099300d6a7bcf0c
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SSDEEP
12288:IAN8j8qshDs5E6xMSM5/SD5iT5YsuEGMVhbDu6ROybSS0qAn/62:FN8bshIiCDQT51uErRDucHSS0RT
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.rimiapparelsltd.com - Port:
587 - Username:
[email protected] - Password:
Everest10@ - 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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.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.
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2388 set thread context of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 -
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.
pid Process 2684 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2104 powershell.exe 2324 powershell.exe 2644 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 2644 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 2644 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2644 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe Token: SeDebugPrivilege 2104 powershell.exe Token: SeDebugPrivilege 2324 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2644 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2388 wrote to memory of 2324 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 28 PID 2388 wrote to memory of 2324 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 28 PID 2388 wrote to memory of 2324 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 28 PID 2388 wrote to memory of 2324 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 28 PID 2388 wrote to memory of 2104 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 30 PID 2388 wrote to memory of 2104 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 30 PID 2388 wrote to memory of 2104 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 30 PID 2388 wrote to memory of 2104 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 30 PID 2388 wrote to memory of 2684 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 32 PID 2388 wrote to memory of 2684 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 32 PID 2388 wrote to memory of 2684 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 32 PID 2388 wrote to memory of 2684 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 32 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 PID 2388 wrote to memory of 2644 2388 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe 34 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe"C:\Users\Admin\AppData\Local\Temp\c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2388 -
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\c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2324
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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\Roaming\fcPpSwwTYIRf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2104
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fcPpSwwTYIRf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC62C.tmp"2⤵
- Creates scheduled task(s)
PID:2684
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C:\Users\Admin\AppData\Local\Temp\c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe"C:\Users\Admin\AppData\Local\Temp\c527ff1b18581fbd4e2813b51b414b5ffdee8c49ead1476ea0ed9a1dfacc6659.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2644
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5ca8a242f601c0fdc935c49c77015fc9a
SHA146bd08039ab7964253705a8cd78d3ff4aff938db
SHA256a81677cc150d795e866ff9f8e2b420fe130e642139839929e4d3a31b5ac4999d
SHA51293d4fb2c7642fb01117bd20816dfe0826dc3f6a4af010f47cccc04246ff990eeb87acdec911085a30761aa3b55c546d8448e4498aaa761f4353426554240b6d9
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD516bf0dc1a137cc99eeed66329826d2e0
SHA1b8db5383b602fb6a31be304b1db6abf7302580b0
SHA25661aa1b9f85440f84695c4c2c3be79358907626913b5418f5e2d7af701b0030fc
SHA5125f46eaa872aa722623b5a559149188a6e6666fb58b2d817cb44a1e1271371de4cbcfad0b0991b8e4694703d0772c393e5c91d9137d2f51db7f8d9545645202ec