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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
26/11/2022, 23:19
Static task
static1
Behavioral task
behavioral1
Sample
d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe
Resource
win10v2004-20220901-en
General
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Target
d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe
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Size
144KB
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MD5
93316cb69457c25aa8f5e782a74ce091
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SHA1
e983e3db15742fbe60bf6d5adfd4eaf885233dc0
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SHA256
d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2
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SHA512
774c9675d073cd7c710efb48cc781f95f62eb8abea1f1a6c62a78cdc23d36bc5a719ab403b91aaa5b5d785e6eb6dfaacefc8a219198585926565006367b86d40
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SSDEEP
3072:uhXdv0LKdww4FrNFGzZphM/ztrfM0Xm8oP4oiR13rJbz4AEyIrN:ubiKdAFkbhMRLMIogos1bJbgy6
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2664 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 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.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." d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.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-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-929662420-1054238289-2961194603-1000\\$bfcb9398bfb2ca3f1731e604ea3da242\\n." d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\clsid d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 2664 Explorer.EXE 2664 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2664 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Token: SeDebugPrivilege 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Token: SeDebugPrivilege 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Token: SeDebugPrivilege 2664 Explorer.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4928 wrote to memory of 2664 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 43 PID 4928 wrote to memory of 2664 4928 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 43
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:2664 -
C:\Users\Admin\AppData\Local\Temp\d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe"C:\Users\Admin\AppData\Local\Temp\d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe"2⤵
- Registers COM server for autorun
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4928
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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