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Analysis
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max time kernel
138s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-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 2 IoCs
pid Process 1400 Explorer.EXE 460 services.exe -
Registers COM server for autorun 1 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-4063495947-34355257-727531523-1000\\$d4e37f8e5af09b64e86d0830097e992e\\n." d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$d4e37f8e5af09b64e86d0830097e992e\\n." d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe -
Deletes itself 1 IoCs
pid Process 468 cmd.exe -
Unexpected DNS network traffic destination 9 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 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created \systemroot\assembly\GAC_64\Desktop.ini services.exe File created \systemroot\assembly\GAC_32\Desktop.ini services.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1048 set thread context of 468 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 27 -
Modifies registry class 6 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-4063495947-34355257-727531523-1000\\$d4e37f8e5af09b64e86d0830097e992e\\n." d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$d4e37f8e5af09b64e86d0830097e992e\\n." d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\clsid d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 460 services.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1400 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Token: SeDebugPrivilege 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Token: SeDebugPrivilege 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe Token: SeDebugPrivilege 460 services.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1400 Explorer.EXE 1400 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1400 Explorer.EXE 1400 Explorer.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1048 wrote to memory of 1400 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 15 PID 1048 wrote to memory of 1400 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 15 PID 1048 wrote to memory of 460 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 2 PID 1048 wrote to memory of 468 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 27 PID 1048 wrote to memory of 468 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 27 PID 1048 wrote to memory of 468 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 27 PID 1048 wrote to memory of 468 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 27 PID 1048 wrote to memory of 468 1048 d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe 27
Processes
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C:\Windows\system32\services.exeC:\Windows\system32\services.exe1⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1400 -
C:\Users\Admin\AppData\Local\Temp\d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe"C:\Users\Admin\AppData\Local\Temp\d1c526a5ef8cfc364462bb14f80f0bf3bac04b46a9ac2f2968c615e2a80e3ca2.exe"2⤵
- Registers COM server for autorun
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Deletes itself
PID:468
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2KB
MD5abba60e4a655a837a788ef8d50846ff9
SHA15d122aecf54ecafc07613cc64547b0748b794d65
SHA256849146644985a482bd74884ad9421b4c81fb8ff88dd6067c06047a0fea93a4af
SHA512e74e8fa71eaf42ded536b2340c4b54524336f251467056d424ec2094799f8a9e7567ad6be03a46c05bc85d758326e5579ec0d0409eb859fc6bb62493ea804e17
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2