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Analysis
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max time kernel
153s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2022, 04:39
Static task
static1
Behavioral task
behavioral1
Sample
27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe
Resource
win10v2004-20220812-en
General
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Target
27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe
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Size
197KB
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MD5
54adacf41b1062d0b63d37408cbb39a0
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SHA1
ef40d2bc8068711e7ce1b04aed9fa6ca586e630d
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SHA256
27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1
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SHA512
13b2b8a9754ebb8baaca2279f44449e34133333448e3a322e0f2b47cc56b5d2612ac5dd4f5bea586d4f881cbe181fad430928a9ff96324fc21aa812ad05c9d36
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SSDEEP
6144:UV34K9R49UYpj9nILZ2g7pU/TgxCkEOJ/p4nkZbq:UV3j/Kpj5It2g60xnESp4nWbq
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2824 Explorer.EXE -
Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.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." 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.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-1-5-21-2891029575-1462575-1165213807-1000_Classes\clsid 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.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." 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 2824 Explorer.EXE 2824 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2824 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe Token: SeDebugPrivilege 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe Token: SeDebugPrivilege 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe Token: SeDebugPrivilege 2824 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4676 wrote to memory of 2824 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 46 PID 4676 wrote to memory of 2824 4676 27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe 46
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:2824 -
C:\Users\Admin\AppData\Local\Temp\27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe"C:\Users\Admin\AppData\Local\Temp\27a5e169f3dccbf7b9ddee5a399e97cba1c1b482d884b5431d9f81774a7cb8d1.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4676
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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