Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
14/11/2023, 18:52
Static task
static1
Behavioral task
behavioral1
Sample
29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe
Resource
win10v2004-20231025-en
General
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Target
29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe
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Size
4.0MB
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MD5
f6d1ed5bbdde3d0a5d4aa15a5f7b9fa2
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SHA1
423018ecda6e51cbf761e9834e6abe354d7f60fe
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SHA256
29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb
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SHA512
b634875782a4da73ea8cbfdc7255868d9d946d6c278a356a1d6541304f1fb4247d0086941e732fc8c1559fca1221b214235ca90b9e66f57eb1bb6adb244a7368
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SSDEEP
49152:MNcTFwt6iRKkif7durHPiRKk9zbFwih/EiRKkif7durHPiRKkbNy9qUeTyiRKK:ar9Ruf7lRJz2qRuf7lRvNy9NmPRF
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Deletes itself 1 IoCs
pid Process 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Executes dropped EXE 1 IoCs
pid Process 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Loads dropped DLL 1 IoCs
pid Process 2156 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\trkcore = "C:\\ProgramData\\Microsoft\\Roaming\\svchost.exe" 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2412 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2156 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe Token: SeShutdownPrivilege 2412 explorer.exe -
Suspicious use of FindShellTrayWindow 27 IoCs
pid Process 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe 2412 explorer.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2728 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2156 wrote to memory of 2728 2156 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 28 PID 2156 wrote to memory of 2728 2156 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 28 PID 2156 wrote to memory of 2728 2156 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 28 PID 2156 wrote to memory of 2728 2156 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe 28 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableTaskMgr = "1" 29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe"C:\Users\Admin\AppData\Local\Temp\29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2156 -
C:\Users\Admin\AppData\Local\Temp\29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exeC:\Users\Admin\AppData\Local\Temp\29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- System policy modification
PID:2728
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:3020
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2412
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe
Filesize4.0MB
MD55c768fef0fcf2c224ca4ae2fab632842
SHA1b17f219d7ae93c32015128b70529846e9f5d7791
SHA2560ca42204ab190ccc7c015de2c960e9aed577eb41e591da51c2e4c9305c01df24
SHA512b76b52c2c7b3665180aed40772be7bf34e3bd084ef4657a2c295f215a36c92fb1d359cd9fff9784f2b44bb4a8429a471d8c0d39eae3a2bd9eccacb42a7a8a5fa
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
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\Users\Admin\AppData\Local\Temp\29ab2d345e8f0ba86bd4ca3828be63c30f05ccce8715e0f6541031487344e1bb.exe
Filesize4.0MB
MD55c768fef0fcf2c224ca4ae2fab632842
SHA1b17f219d7ae93c32015128b70529846e9f5d7791
SHA2560ca42204ab190ccc7c015de2c960e9aed577eb41e591da51c2e4c9305c01df24
SHA512b76b52c2c7b3665180aed40772be7bf34e3bd084ef4657a2c295f215a36c92fb1d359cd9fff9784f2b44bb4a8429a471d8c0d39eae3a2bd9eccacb42a7a8a5fa