Analysis
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max time kernel
150s -
max time network
159s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
15-10-2023 19:40
Static task
static1
Behavioral task
behavioral1
Sample
8799e2f7a7b481822d32cdaba4151bd0_exe32.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
8799e2f7a7b481822d32cdaba4151bd0_exe32.exe
Resource
win10v2004-20230915-en
General
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Target
8799e2f7a7b481822d32cdaba4151bd0_exe32.exe
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Size
92KB
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MD5
8799e2f7a7b481822d32cdaba4151bd0
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SHA1
5542dfb0d19b05041832380555ccb3de6f601893
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SHA256
f99346e6bfab74ed0e6d10f5d906a205d3e16fd86de1a3cdaffe69791a7bf439
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SHA512
78df439f628e0e37c5da70d5961c57bc9fdb6d3774b0f6e1436c6cfb18a9b05740d8dda5a8676ab46ed6a149bfb680a4389b4d533bc8ccaf6d66621a1c673add
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SSDEEP
1536:qUD7lbMshaamkAwBgttX6hx0p2Kc3/CJD6rKcDiaSNPL3JPBx+XD+vjRISg:qUD7vbmlwBgttXux+2zq56rKX15B3g
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2364 tasksrvc.exe -
Loads dropped DLL 2 IoCs
pid Process 2548 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe 2548 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Windows\CurrentVersion\Run\tasksrvc.exe = "c:\\users\\admin\\appdata\\local\\temp\\tasksrvc.exe" 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\tasksrvc.exe = "c:\\users\\admin\\appdata\\local\\temp\\tasksrvc.exe" 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 2548 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe 2364 tasksrvc.exe 2364 tasksrvc.exe 2364 tasksrvc.exe 2364 tasksrvc.exe 2364 tasksrvc.exe 2364 tasksrvc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2548 wrote to memory of 2364 2548 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe 28 PID 2548 wrote to memory of 2364 2548 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe 28 PID 2548 wrote to memory of 2364 2548 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe 28 PID 2548 wrote to memory of 2364 2548 8799e2f7a7b481822d32cdaba4151bd0_exe32.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\8799e2f7a7b481822d32cdaba4151bd0_exe32.exe"C:\Users\Admin\AppData\Local\Temp\8799e2f7a7b481822d32cdaba4151bd0_exe32.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Users\Admin\appdata\local\temp\tasksrvc.exe"C:\Users\Admin\appdata\local\temp\tasksrvc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2364
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
92KB
MD58cc6cf6b4da6bb8144c2d8adc8a952ee
SHA1f649b02c22f7e5571a2b18dfa2803b3f1c5b3038
SHA25670e3eb574cd2927b6c56d523d838ffece0e793b5efe060f4f882bd00c0460c21
SHA512722c9e7db9c8098eb80e9d050590e99a9b4eb054b8a537763e3748ff93654412aeb52537820767558c78e3deedcf0b3a483d47ac2f677d8bb53801b42546ee72
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Filesize
92KB
MD58cc6cf6b4da6bb8144c2d8adc8a952ee
SHA1f649b02c22f7e5571a2b18dfa2803b3f1c5b3038
SHA25670e3eb574cd2927b6c56d523d838ffece0e793b5efe060f4f882bd00c0460c21
SHA512722c9e7db9c8098eb80e9d050590e99a9b4eb054b8a537763e3748ff93654412aeb52537820767558c78e3deedcf0b3a483d47ac2f677d8bb53801b42546ee72
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Filesize
92KB
MD58cc6cf6b4da6bb8144c2d8adc8a952ee
SHA1f649b02c22f7e5571a2b18dfa2803b3f1c5b3038
SHA25670e3eb574cd2927b6c56d523d838ffece0e793b5efe060f4f882bd00c0460c21
SHA512722c9e7db9c8098eb80e9d050590e99a9b4eb054b8a537763e3748ff93654412aeb52537820767558c78e3deedcf0b3a483d47ac2f677d8bb53801b42546ee72
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Filesize
92KB
MD58cc6cf6b4da6bb8144c2d8adc8a952ee
SHA1f649b02c22f7e5571a2b18dfa2803b3f1c5b3038
SHA25670e3eb574cd2927b6c56d523d838ffece0e793b5efe060f4f882bd00c0460c21
SHA512722c9e7db9c8098eb80e9d050590e99a9b4eb054b8a537763e3748ff93654412aeb52537820767558c78e3deedcf0b3a483d47ac2f677d8bb53801b42546ee72
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Filesize
92KB
MD58cc6cf6b4da6bb8144c2d8adc8a952ee
SHA1f649b02c22f7e5571a2b18dfa2803b3f1c5b3038
SHA25670e3eb574cd2927b6c56d523d838ffece0e793b5efe060f4f882bd00c0460c21
SHA512722c9e7db9c8098eb80e9d050590e99a9b4eb054b8a537763e3748ff93654412aeb52537820767558c78e3deedcf0b3a483d47ac2f677d8bb53801b42546ee72