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Analysis
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max time kernel
147s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
13/05/2024, 16:49
Static task
static1
Behavioral task
behavioral1
Sample
emsO.exe
Resource
win7-20240220-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
emsO.exe
Resource
win10v2004-20240226-en
6 signatures
150 seconds
General
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Target
emsO.exe
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Size
884KB
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MD5
c47a7fef0ab6068c68877022965dc13d
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SHA1
468d6112130fc9b58092db88611d2ad53cb33a06
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SHA256
831f2c4f9ffdcd8a730f72abd1b8a2a716eded13ef33876ed6f704d09027033d
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SHA512
f2e7d82f30b359b7d55f99c1fcd5a5680376e3c26b9b10b74f5ee6789480d7f4ab3586d62a85d446db9ba019528b77c4069765ea258c3f2df742f974c07a6d03
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SSDEEP
12288:fChkTeH81jJUS5ZsNXTkuF/bbXEQoR1aWX9MbGU6qG/ux5VWYcvyE1tHiwSQYiMo:I8MS5ETzbb6trU6x/ux5VWYcj3
Score
5/10
Malware Config
Signatures
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Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 1732 set thread context of 2540 1732 emsO.exe 28 PID 2540 set thread context of 1200 2540 emsO.exe 21 PID 2540 set thread context of 2972 2540 emsO.exe 31 PID 2972 set thread context of 1200 2972 unlodctr.exe 21 -
Suspicious behavior: EnumeratesProcesses 29 IoCs
pid Process 1732 emsO.exe 1732 emsO.exe 2540 emsO.exe 2540 emsO.exe 2540 emsO.exe 2540 emsO.exe 2540 emsO.exe 2540 emsO.exe 2540 emsO.exe 2540 emsO.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe 2972 unlodctr.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 2540 emsO.exe 1200 Explorer.EXE 1200 Explorer.EXE 2972 unlodctr.exe 2972 unlodctr.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1732 emsO.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1732 wrote to memory of 2540 1732 emsO.exe 28 PID 1732 wrote to memory of 2540 1732 emsO.exe 28 PID 1732 wrote to memory of 2540 1732 emsO.exe 28 PID 1732 wrote to memory of 2540 1732 emsO.exe 28 PID 1732 wrote to memory of 2540 1732 emsO.exe 28 PID 1732 wrote to memory of 2540 1732 emsO.exe 28 PID 1732 wrote to memory of 2540 1732 emsO.exe 28 PID 1200 wrote to memory of 2972 1200 Explorer.EXE 31 PID 1200 wrote to memory of 2972 1200 Explorer.EXE 31 PID 1200 wrote to memory of 2972 1200 Explorer.EXE 31 PID 1200 wrote to memory of 2972 1200 Explorer.EXE 31
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1200 -
C:\Users\Admin\AppData\Local\Temp\emsO.exe"C:\Users\Admin\AppData\Local\Temp\emsO.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Users\Admin\AppData\Local\Temp\emsO.exe"C:\Users\Admin\AppData\Local\Temp\emsO.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2540
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C:\Windows\SysWOW64\unlodctr.exe"C:\Windows\SysWOW64\unlodctr.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2972
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