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Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25/01/2024, 05:21
Static task
static1
Behavioral task
behavioral1
Sample
73d6f2ac24b7d56fbc57027cc97b2533.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
73d6f2ac24b7d56fbc57027cc97b2533.exe
Resource
win10v2004-20231215-en
General
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Target
73d6f2ac24b7d56fbc57027cc97b2533.exe
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Size
154KB
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MD5
73d6f2ac24b7d56fbc57027cc97b2533
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SHA1
22e6000efb3c8105523895cba69046e64c0ac7fb
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SHA256
7351147e7f1add344cb20f141dfae9e1831f21f1422a0f39a6bed2b68460f973
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SHA512
b98db9f01bd64e4d2b35d9c4a187ab90d6920be00e503cd97c6caf2d60743201300caf52ea08c6c7ae39cc56fc692a42c379bdb7a81653453712557c2078ed0e
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SSDEEP
3072:5W74Xt/i0xBebAAcWU7oCtbBCYCIXbbeKxrjIjhIFh4HalmlNXBSpJ:5W7OZi0xB3zb+I2KxPGIFh46lmjcH
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 3364 Explorer.EXE -
Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{d7362a29-d498-cbe6-f160-f22253cfe716}\\n." 73d6f2ac24b7d56fbc57027cc97b2533.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 73d6f2ac24b7d56fbc57027cc97b2533.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both" 73d6f2ac24b7d56fbc57027cc97b2533.exe -
Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 66.85.130.234 Destination IP 66.85.130.234 Destination IP 66.85.130.234 Destination IP 66.85.130.234 Destination IP 66.85.130.234 -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 73d6f2ac24b7d56fbc57027cc97b2533.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both" 73d6f2ac24b7d56fbc57027cc97b2533.exe Set value (str) \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{d7362a29-d498-cbe6-f160-f22253cfe716}\\n." 73d6f2ac24b7d56fbc57027cc97b2533.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\clsid 73d6f2ac24b7d56fbc57027cc97b2533.exe Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000_Classes\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1} 73d6f2ac24b7d56fbc57027cc97b2533.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe Token: SeDebugPrivilege 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe Token: SeDebugPrivilege 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3364 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1504 wrote to memory of 3364 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 44 PID 1504 wrote to memory of 3364 1504 73d6f2ac24b7d56fbc57027cc97b2533.exe 44
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
PID:3364 -
C:\Users\Admin\AppData\Local\Temp\73d6f2ac24b7d56fbc57027cc97b2533.exe"C:\Users\Admin\AppData\Local\Temp\73d6f2ac24b7d56fbc57027cc97b2533.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1504
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
26KB
MD5fab7de9eafea67f88e43003698024c86
SHA124a4ef27c29cdeabed5e0af867e3f568da40d0c9
SHA256073b1f99871dc56a33dcd55af71d53482816bfc9b3ce5c78ee53bed31b428384
SHA512b4a57a8cc564760526d4cce26ce24e80657c064df373c307bb90cf053d01d04bdfe1def41fedfeb7715e53d8481a98c94bc6f3bf33815b4571d898aa08553fcd