Analysis
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max time kernel
153s -
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
25-11-2022 07:31
Static task
static1
Behavioral task
behavioral1
Sample
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe
Resource
win10v2004-20220901-en
General
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Target
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe
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Size
181KB
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MD5
cbe651fb6de2f98242351804a24b6112
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SHA1
763c308f83f97a8bb1dfa5c3213d3194ff48900c
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SHA256
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc
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SHA512
b8e8b2ff0750e243572429beaa8aa8735066ec50fd7ce378f97a0a6026b7a1ac4120d19dc2f53d9b07290c9d8e4adb99fec51b79acc1c3653c5218e840050d73
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SSDEEP
3072:iIDlrRGTE8OkbARI4/ALZPEKG3A+/ftQayV1EjJKF0YJENdhyK8AuUr/:lZrAv5b0IDLalw2yV1+I9J2uAu
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Explorer.EXEpid process 3092 Explorer.EXE -
Registers COM server for autorun 1 TTPs 3 IoCs
Processes:
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.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." 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe -
Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
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
Processes:
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\clsid 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.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." 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exeExplorer.EXEpid process 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe 3092 Explorer.EXE 3092 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 3092 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exeExplorer.EXEdescription pid process Token: SeDebugPrivilege 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Token: SeDebugPrivilege 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Token: SeDebugPrivilege 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Token: SeDebugPrivilege 3092 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exedescription pid process target process PID 4996 wrote to memory of 3092 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Explorer.EXE PID 4996 wrote to memory of 3092 4996 884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe Explorer.EXE
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:3092 -
C:\Users\Admin\AppData\Local\Temp\884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe"C:\Users\Admin\AppData\Local\Temp\884088ab1fcc6d5cf914644a72cf41212ba806015b3f94cddfe0527a2699f9bc.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4996
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\$Recycle.Bin\S-1-5-21-929662420-1054238289-2961194603-1000\$bfcb9398bfb2ca3f1731e604ea3da242\nFilesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2
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C:\$Recycle.Bin\S-1-5-21-929662420-1054238289-2961194603-1000\$bfcb9398bfb2ca3f1731e604ea3da242\nFilesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2
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memory/4996-132-0x0000000000400000-0x0000000000432000-memory.dmpFilesize
200KB
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memory/4996-133-0x0000000000400000-0x0000000000432000-memory.dmpFilesize
200KB
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memory/4996-134-0x0000000002050000-0x0000000002082000-memory.dmpFilesize
200KB
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memory/4996-137-0x0000000000400000-0x0000000000432000-memory.dmpFilesize
200KB