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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
12/05/2023, 01:32
Static task
static1
Behavioral task
behavioral1
Sample
a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe
Resource
win10v2004-20230221-en
General
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Target
a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe
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Size
445KB
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MD5
5e792b28f60d355d210294f26847089f
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SHA1
50b7c5b76cf662d52896a79860a585cc18e8cc87
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SHA256
a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1
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SHA512
d79993f883670ec5b1a12de306ebf3c41ab3f2bfd087a29a48f756f803dfdce8c51eb1e9d5329ec7b9151361023432792994caed8a7937d602f1c689ac55c402
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SSDEEP
6144:I1XQakQK7FxbIBMPrIx2s627tbPdQDYn3DYj1A+I3Xn9zIPEjj1PmauqtHpp:uXQaYbBo2mBPdQDYzYj1fkndIPWT
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 896 set thread context of 4280 896 a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe 84 -
Suspicious behavior: EnumeratesProcesses 62 IoCs
pid Process 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe 4280 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4280 RegAsm.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 896 wrote to memory of 4280 896 a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe 84 PID 896 wrote to memory of 4280 896 a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe 84 PID 896 wrote to memory of 4280 896 a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe 84 PID 896 wrote to memory of 4280 896 a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe 84 PID 896 wrote to memory of 4280 896 a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe 84 PID 896 wrote to memory of 4280 896 a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe"C:\Users\Admin\AppData\Local\Temp\a8c0a42253b268618bf63ac631fe304c51014e38b8fdb2e2012cdb2b4a9861b1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:896 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4280
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