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Analysis
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max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2022, 06:22
Static task
static1
Behavioral task
behavioral1
Sample
eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe
Resource
win10v2004-20220901-en
General
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Target
eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe
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Size
196KB
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MD5
625d1e1622feba7a571b647351cce845
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SHA1
b12c7662826df7f79b76cb5d9ed6fb7e0826c493
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SHA256
eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8
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SHA512
0fdf46018274236581ee103000a30d238dd3011a96dd624dddee1c95c48ed1f94cba2bc79d4af873b5e560810c13de3c956abb0e95e5eb675a964eabe7cdcf96
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SSDEEP
3072:3s7XG/PDiU09VjJu4zOB5SsLU8E1u9G1ZgVKR1pvMRIDENShdT2N6laxJapcIET:3J/PgubaV1yV6vhEa6N6laXT
Malware Config
Signatures
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Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-929662420-1054238289-2961194603-1000\\$bfcb9398bfb2ca3f1731e604ea3da242\\n." eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe -
Loads dropped DLL 1 IoCs
pid Process 3048 Explorer.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-1-5-21-929662420-1054238289-2961194603-1000_Classes\clsid eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-929662420-1054238289-2961194603-1000\\$bfcb9398bfb2ca3f1731e604ea3da242\\n." eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 3048 Explorer.EXE 3048 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3048 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Token: SeDebugPrivilege 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Token: SeDebugPrivilege 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe Token: SeDebugPrivilege 3048 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4820 wrote to memory of 3048 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 37 PID 4820 wrote to memory of 3048 4820 eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe 37
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:3048 -
C:\Users\Admin\AppData\Local\Temp\eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe"C:\Users\Admin\AppData\Local\Temp\eff72997d59feb5c028d84190220d134432e6111e0b2c7f3991c76567889e9a8.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4820
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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