Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
01/02/2023, 13:18
Static task
static1
Behavioral task
behavioral1
Sample
898dc231d09beb2abc5de9202f23edd80c20be10.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
898dc231d09beb2abc5de9202f23edd80c20be10.exe
Resource
win10v2004-20221111-en
General
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Target
898dc231d09beb2abc5de9202f23edd80c20be10.exe
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Size
735KB
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MD5
8dd1e01db55e06e3375a55cee3193009
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SHA1
898dc231d09beb2abc5de9202f23edd80c20be10
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SHA256
fe867d208300886903bd50f715079f84291b6930c8b2aef827219b9689991f4f
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SHA512
f5d64e51ac6b61ff62eb31724300a0d0cb260e6485f13d1c6fd6f10b6d8bfa80ac5b6a82f1d341e5200adf5048bd50e974bcb8aa73a8b707822384f2018628ce
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SSDEEP
12288:1wFkvEsa40+w0DtzsROLdrClNDndaIuxAe/CE1OOGOO/OOUYvY89QY6vTNUW5KgS:iUE4zsYxcNDndNuxAe/CEREYPvTNB5dS
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation 898dc231d09beb2abc5de9202f23edd80c20be10.exe -
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-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 898dc231d09beb2abc5de9202f23edd80c20be10.exe Key opened \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 898dc231d09beb2abc5de9202f23edd80c20be10.exe Key opened \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 898dc231d09beb2abc5de9202f23edd80c20be10.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\QJDTRM = "C:\\Users\\Admin\\AppData\\Roaming\\QJDTRM\\QJDTRM.exe" 898dc231d09beb2abc5de9202f23edd80c20be10.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 27 api.ipify.org 28 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2040 set thread context of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 -
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.
pid Process 260 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe Token: SeDebugPrivilege 3476 898dc231d09beb2abc5de9202f23edd80c20be10.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2040 wrote to memory of 260 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 84 PID 2040 wrote to memory of 260 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 84 PID 2040 wrote to memory of 260 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 84 PID 2040 wrote to memory of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 PID 2040 wrote to memory of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 PID 2040 wrote to memory of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 PID 2040 wrote to memory of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 PID 2040 wrote to memory of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 PID 2040 wrote to memory of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 PID 2040 wrote to memory of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 PID 2040 wrote to memory of 3476 2040 898dc231d09beb2abc5de9202f23edd80c20be10.exe 86 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 898dc231d09beb2abc5de9202f23edd80c20be10.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 898dc231d09beb2abc5de9202f23edd80c20be10.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\898dc231d09beb2abc5de9202f23edd80c20be10.exe"C:\Users\Admin\AppData\Local\Temp\898dc231d09beb2abc5de9202f23edd80c20be10.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DPSBLx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF83F.tmp"2⤵
- Creates scheduled task(s)
PID:260
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C:\Users\Admin\AppData\Local\Temp\898dc231d09beb2abc5de9202f23edd80c20be10.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3476
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\898dc231d09beb2abc5de9202f23edd80c20be10.exe.log
Filesize1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc
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Filesize
1KB
MD5a43823dfcc3846e0c31ae1765b97b376
SHA1a13ea4a1e88725858a33013253c0ff7f0d6e3463
SHA2565c48174c6f59cb8c4c9abd1f38fd13f011885471817ce51a3936b31b9166195e
SHA512cb0a99607eb36a0100fb7a95e5116d2bb819ebd6365c78d5ece28fdbff4d16344bd3e3bbc31c8bf1fe37aed1b2d8e9a27a3f4d6939c55b6e2e359dc114d95534