Analysis
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max time kernel
199s -
max time network
202s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07-10-2022 00:11
Static task
static1
General
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Target
2a4c3a363810627b849d4d45acb3410314557dec.exe
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Size
544KB
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MD5
88b43fd6bddca55a719cbfa665a71560
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SHA1
2a4c3a363810627b849d4d45acb3410314557dec
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SHA256
1aca6791f40a8b5aecd8b3e8b639295c319fe340c1afca7a67e38e9c5de1f0c4
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SHA512
972eea06a5f69a4b54fb8938c597a81de14a4ab6f5d7de80fda4917b1aa221d006c79ae77210102cd13cff9f8cf6512238b5279d59ad495f905687b0c47bb460
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SSDEEP
12288:Zx1Q61iHsXYvfVpMODDawkCurdEtttYUpXdzH2ABoCbaCgpT:ZXQUIsQpMsequrmGG9H2aadpT
Malware Config
Signatures
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Trickbot x86 loader 6 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
Processes:
resource yara_rule behavioral1/memory/3872-135-0x00000000022C0000-0x00000000022EE000-memory.dmp trickbot_loader32 behavioral1/memory/3872-137-0x0000000002170000-0x000000000219C000-memory.dmp trickbot_loader32 behavioral1/memory/3872-138-0x00000000022C1000-0x00000000022ED000-memory.dmp trickbot_loader32 behavioral1/memory/3872-140-0x00000000022C1000-0x00000000022ED000-memory.dmp trickbot_loader32 behavioral1/memory/3176-147-0x0000000000CD1000-0x0000000000CFD000-memory.dmp trickbot_loader32 behavioral1/memory/3176-149-0x0000000000CD1000-0x0000000000CFD000-memory.dmp trickbot_loader32 -
Executes dropped EXE 2 IoCs
Processes:
аНаоすは래별.exeаНаоすは래별.exepid process 3872 аНаоすは래별.exe 3176 аНаоすは래별.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2a4c3a363810627b849d4d45acb3410314557dec.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 2a4c3a363810627b849d4d45acb3410314557dec.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
svchost.exedescription pid process Token: SeTcbPrivilege 4036 svchost.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
2a4c3a363810627b849d4d45acb3410314557dec.exeаНаоすは래별.exeаНаоすは래별.exepid process 2700 2a4c3a363810627b849d4d45acb3410314557dec.exe 2700 2a4c3a363810627b849d4d45acb3410314557dec.exe 3872 аНаоすは래별.exe 3872 аНаоすは래별.exe 3176 аНаоすは래별.exe 3176 аНаоすは래별.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
2a4c3a363810627b849d4d45acb3410314557dec.exeаНаоすは래별.exeаНаоすは래별.exedescription pid process target process PID 2700 wrote to memory of 3872 2700 2a4c3a363810627b849d4d45acb3410314557dec.exe аНаоすは래별.exe PID 2700 wrote to memory of 3872 2700 2a4c3a363810627b849d4d45acb3410314557dec.exe аНаоすは래별.exe PID 2700 wrote to memory of 3872 2700 2a4c3a363810627b849d4d45acb3410314557dec.exe аНаоすは래별.exe PID 3872 wrote to memory of 4464 3872 аНаоすは래별.exe svchost.exe PID 3872 wrote to memory of 4464 3872 аНаоすは래별.exe svchost.exe PID 3872 wrote to memory of 4464 3872 аНаоすは래별.exe svchost.exe PID 3872 wrote to memory of 4464 3872 аНаоすは래별.exe svchost.exe PID 3176 wrote to memory of 4036 3176 аНаоすは래별.exe svchost.exe PID 3176 wrote to memory of 4036 3176 аНаоすは래별.exe svchost.exe PID 3176 wrote to memory of 4036 3176 аНаоすは래별.exe svchost.exe PID 3176 wrote to memory of 4036 3176 аНаоすは래별.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2a4c3a363810627b849d4d45acb3410314557dec.exe"C:\Users\Admin\AppData\Local\Temp\2a4c3a363810627b849d4d45acb3410314557dec.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\ProgramData\аНаоすは래별.exe"C:\ProgramData\аНаоすは래별.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵
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C:\Users\Admin\AppData\Roaming\NuiGet\аНаоすは래별.exeC:\Users\Admin\AppData\Roaming\NuiGet\аНаоすは래별.exe1⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\аНаоすは래별.exeFilesize
544KB
MD588b43fd6bddca55a719cbfa665a71560
SHA12a4c3a363810627b849d4d45acb3410314557dec
SHA2561aca6791f40a8b5aecd8b3e8b639295c319fe340c1afca7a67e38e9c5de1f0c4
SHA512972eea06a5f69a4b54fb8938c597a81de14a4ab6f5d7de80fda4917b1aa221d006c79ae77210102cd13cff9f8cf6512238b5279d59ad495f905687b0c47bb460
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C:\ProgramData\аНаоすは래별.exeFilesize
544KB
MD588b43fd6bddca55a719cbfa665a71560
SHA12a4c3a363810627b849d4d45acb3410314557dec
SHA2561aca6791f40a8b5aecd8b3e8b639295c319fe340c1afca7a67e38e9c5de1f0c4
SHA512972eea06a5f69a4b54fb8938c597a81de14a4ab6f5d7de80fda4917b1aa221d006c79ae77210102cd13cff9f8cf6512238b5279d59ad495f905687b0c47bb460
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C:\Users\Admin\AppData\Roaming\NuiGet\аНаоすは래별.exeFilesize
544KB
MD588b43fd6bddca55a719cbfa665a71560
SHA12a4c3a363810627b849d4d45acb3410314557dec
SHA2561aca6791f40a8b5aecd8b3e8b639295c319fe340c1afca7a67e38e9c5de1f0c4
SHA512972eea06a5f69a4b54fb8938c597a81de14a4ab6f5d7de80fda4917b1aa221d006c79ae77210102cd13cff9f8cf6512238b5279d59ad495f905687b0c47bb460
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C:\Users\Admin\AppData\Roaming\NuiGet\аНаоすは래별.exeFilesize
544KB
MD588b43fd6bddca55a719cbfa665a71560
SHA12a4c3a363810627b849d4d45acb3410314557dec
SHA2561aca6791f40a8b5aecd8b3e8b639295c319fe340c1afca7a67e38e9c5de1f0c4
SHA512972eea06a5f69a4b54fb8938c597a81de14a4ab6f5d7de80fda4917b1aa221d006c79ae77210102cd13cff9f8cf6512238b5279d59ad495f905687b0c47bb460
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memory/3176-149-0x0000000000CD1000-0x0000000000CFD000-memory.dmpFilesize
176KB
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memory/3176-147-0x0000000000CD1000-0x0000000000CFD000-memory.dmpFilesize
176KB
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memory/3872-137-0x0000000002170000-0x000000000219C000-memory.dmpFilesize
176KB
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memory/3872-140-0x00000000022C1000-0x00000000022ED000-memory.dmpFilesize
176KB
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memory/3872-138-0x00000000022C1000-0x00000000022ED000-memory.dmpFilesize
176KB
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memory/3872-132-0x0000000000000000-mapping.dmp
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memory/3872-135-0x00000000022C0000-0x00000000022EE000-memory.dmpFilesize
184KB
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memory/4036-148-0x0000000000000000-mapping.dmp
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memory/4036-150-0x000002386E990000-0x000002386E9AE000-memory.dmpFilesize
120KB
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memory/4464-141-0x000002EE1BE90000-0x000002EE1BEAE000-memory.dmpFilesize
120KB
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memory/4464-142-0x000002EE1BE90000-0x000002EE1BEAE000-memory.dmpFilesize
120KB
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memory/4464-139-0x0000000000000000-mapping.dmp