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Analysis
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max time kernel
158s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
23/05/2024, 16:21
Static task
static1
Behavioral task
behavioral1
Sample
7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe
Resource
win10v2004-20240226-en
General
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Target
7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe
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Size
4.9MB
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MD5
46fe3868eb21e261bedf7e03b7e7245b
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SHA1
d17aa74a71e53ae65124fe0eacaafd05dbe1362f
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SHA256
7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7
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SHA512
6626896b3ca11b7f0947b03f759f3fb5b2908ca19f9552a7372836a7fcabb9a11343e2bb74b09285caea66dfe16627ad40f50a722c64e5053103a0fd60242c37
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SSDEEP
98304:6hUCd5V5Z8mRT4DaEYvX1xkEqNJfX4eDkwT4mQfD1W3Xjin55:6hUC3fTTEi1xkEqPfo+0m218en5
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4576 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe -
Loads dropped DLL 2 IoCs
pid Process 4548 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4576 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4576 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe Token: SeBackupPrivilege 2480 dw20.exe Token: SeBackupPrivilege 2480 dw20.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4548 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4548 wrote to memory of 4104 4548 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 91 PID 4548 wrote to memory of 4104 4548 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 91 PID 4548 wrote to memory of 4104 4548 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 91 PID 4104 wrote to memory of 4576 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 92 PID 4104 wrote to memory of 4576 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 92 PID 4104 wrote to memory of 4576 4104 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe 92 PID 4576 wrote to memory of 2480 4576 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe 93 PID 4576 wrote to memory of 2480 4576 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe 93 PID 4576 wrote to memory of 2480 4576 7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe"C:\Users\Admin\AppData\Local\Temp\7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Users\Admin\AppData\Local\Temp\7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exeC:\Users\Admin\AppData\Local\Temp\7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7.exe -a -d2⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4104 -
C:\Users\Admin\AppData\Local\Temp\7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe"C:\Users\Admin\AppData\Local\Temp\7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 9484⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2480
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3976 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:81⤵PID:4060
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7b734bfd2af42a7dfce129c528a9142f7b1da414397cae35a6a9ec03be95b1f7_app.exe
Filesize1.7MB
MD569cf2b711bad89ba2cb3213cb5782892
SHA1d593eba84acfa46d0c65198e7459e644fa8a4fb1
SHA25683ddf946528405ac0851391d3e717044868ba1021ad853fbf979dd915109f9b3
SHA512fdf7ba32bf176d9c04ffa0485fa411856d3cadf001243cebdbae4aafd1b2554b0cbb007b5d46c246168e84c53ca54420979b76ef71bab43197a56a93da0aefbe
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Filesize
332KB
MD58722259b998800a37c3991c58ce64f96
SHA1d370272422272eaf9aca8bc17ba9bcba1b83df70
SHA256b115d63bee020042256019ee14fa0570483180e29c4deb7ed5b8fab522b05244
SHA512867872e22769ecdba19daca70d6ef2bbb9e310abd90ddd1c3ff5b9a3375ef11488f1f7ac021c579ab58b7e8125c8bada584a1e96bb15fcee5837307cb64a6857