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Analysis
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max time kernel
101s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 13:43
Static task
static1
Behavioral task
behavioral1
Sample
c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe
Resource
win10v2004-20220901-en
General
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Target
c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe
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Size
183KB
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MD5
481c4ca5ecf69b29592165da46a46e17
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SHA1
99f01ec39efa908cd1fc11eabaaf094c5cf087b7
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SHA256
c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7
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SHA512
6586f5e8b5d36196b9209e6ce54f719970ac41d2b7a9e9b4ef6bb2a8f8891ab5dc6ff45a3f5bee5e44295fe5abbf24d0d79c6ef2473f1ba3cb64d266e02371a9
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SSDEEP
3072:o4ESNh11yAhOhjNvHcs5s37aCHwz8rmET/Qi0cj8t52EoT4umKO4vZEN:sSNfEhZv6hrtT/ag8bloT4YRE
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3068 Explorer.EXE -
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 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.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." c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.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 8 IoCs
description ioc Process 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." c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Explorer.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\clsid c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 3068 Explorer.EXE 3068 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3068 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 14 IoCs
description pid Process Token: SeDebugPrivilege 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe Token: SeDebugPrivilege 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe Token: SeDebugPrivilege 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe Token: SeShutdownPrivilege 3068 Explorer.EXE Token: SeCreatePagefilePrivilege 3068 Explorer.EXE Token: SeShutdownPrivilege 3068 Explorer.EXE Token: SeCreatePagefilePrivilege 3068 Explorer.EXE Token: SeDebugPrivilege 3068 Explorer.EXE Token: SeShutdownPrivilege 3068 Explorer.EXE Token: SeCreatePagefilePrivilege 3068 Explorer.EXE Token: SeShutdownPrivilege 3068 Explorer.EXE Token: SeCreatePagefilePrivilege 3068 Explorer.EXE Token: SeShutdownPrivilege 3068 Explorer.EXE Token: SeCreatePagefilePrivilege 3068 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3068 Explorer.EXE 3068 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4988 wrote to memory of 3068 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 33 PID 4988 wrote to memory of 3068 4988 c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe 33
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:3068 -
C:\Users\Admin\AppData\Local\Temp\c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe"C:\Users\Admin\AppData\Local\Temp\c364889284d850d29d87d4256d278fff6fd3e33e5125986bd1db8d06d9ebade7.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4988
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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