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Analysis
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max time kernel
153s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06/11/2022, 07:49
Static task
static1
Behavioral task
behavioral1
Sample
aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe
Resource
win10v2004-20220812-en
General
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Target
aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe
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Size
190KB
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MD5
214203eff0dc03f98d5568c3fa8a2d90
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SHA1
fb54d172d4d7451d9cfbb942bba6c245d82acd1b
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SHA256
aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd
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SHA512
1dc5a922f89e5064a6797e30a1f3f45e4a059f5b745f07fb48154983f2d57b6c61df796fed785e1098f7bafc09124b9965cb19b8ff6be3d937ff5bfbe91a72b4
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SSDEEP
3072:F8eowfKBkfNe+TcxbxMDGjJk+isC5LOMlAbF6POpxuXKACwE6uAjmpxOtQACSqv/:FywfWpLJk+lNM6bEe7WQACVv328L3
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 760 Explorer.EXE -
Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2891029575-1462575-1165213807-1000\\$2044bf79846b6002d22d675c414e0021\\n." aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.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 Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2891029575-1462575-1165213807-1000\\$2044bf79846b6002d22d675c414e0021\\n." aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\clsid aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 760 Explorer.EXE 760 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 760 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Token: SeDebugPrivilege 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Token: SeDebugPrivilege 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe Token: SeDebugPrivilege 760 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5004 wrote to memory of 760 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 56 PID 5004 wrote to memory of 760 5004 aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe 56
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:760 -
C:\Users\Admin\AppData\Local\Temp\aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe"C:\Users\Admin\AppData\Local\Temp\aa6aa32480cfc1b8c4e054735320962dd9307e4f268344c929a81b118413f2bd.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5004
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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