Analysis
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max time kernel
152s -
max time network
197s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
29/11/2022, 05:39
Static task
static1
Behavioral task
behavioral1
Sample
8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe
Resource
win10v2004-20221111-en
General
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Target
8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe
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Size
151KB
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MD5
9c2c4a39c56925575b508dfc9bf0548a
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SHA1
f0c268ba86195a26f051388400e20f0c2da15fde
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SHA256
8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f
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SHA512
05f803ee7b760c20c3e9d416403ec5f39c8416e4edcd62368eb758afbb0573ac68f30dad04ca076701413efeb94552403f99f16a12b47b4658ab941d2315e632
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SSDEEP
3072:L4rHhi8N5qWU5EBcG1HHYY1HlkEesjTB5sJqDsWl:cUCs8BnnHHlkfwIwDsWl
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 784 Explorer.EXE -
Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2386679933-1492765628-3466841596-1000\\$df4757a38c4e42bd395c84c59df2e649\\n." 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.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 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2386679933-1492765628-3466841596-1000\\$df4757a38c4e42bd395c84c59df2e649\\n." 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\clsid 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 784 Explorer.EXE 784 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 784 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Token: SeDebugPrivilege 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Token: SeDebugPrivilege 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe Token: SeDebugPrivilege 784 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2148 wrote to memory of 784 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 76 PID 2148 wrote to memory of 784 2148 8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe 76
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:784 -
C:\Users\Admin\AppData\Local\Temp\8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe"C:\Users\Admin\AppData\Local\Temp\8da85c116eb3f583fa92baaab061c674f258e18083eff35f616717a3fe061c4f.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2