Analysis
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max time kernel
91s -
max time network
95s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
13/05/2024, 14:09
Behavioral task
behavioral1
Sample
0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe
Resource
win10v2004-20240426-en
General
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Target
0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe
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Size
3.5MB
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MD5
5db8857cca603a760cfb6955f5c309cf
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SHA1
6256f8199587182efb4f0941fb7668cb72e334cb
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SHA256
0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642
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SHA512
4e67e73d0e8742f660ebc6fe7eab143ab2154c774f9987ba950b24217bee13b009d44bde26e3e4bc37915d0f264b39965bec8c4c49534ef2a55888bc97a19665
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SSDEEP
98304:Lny83Z5SrLFKEik8ntD0V0e0WAOfraPsqqE:LnyskIEi3ntD0Se0WAOfraP
Malware Config
Signatures
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Detect ZGRat V1 2 IoCs
resource yara_rule behavioral2/memory/4320-1-0x0000000000C50000-0x0000000000FCE000-memory.dmp family_zgrat_v1 behavioral2/memory/1932-12-0x0000000000400000-0x000000000046C000-memory.dmp family_zgrat_v1 -
.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/4320-1-0x0000000000C50000-0x0000000000FCE000-memory.dmp net_reactor -
Loads dropped DLL 1 IoCs
pid Process 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4320 set thread context of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81 -
Program crash 1 IoCs
pid pid_target Process procid_target 4636 4320 WerFault.exe 78 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1932 MsBuild.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1932 MsBuild.exe Token: SeBackupPrivilege 1932 MsBuild.exe Token: SeSecurityPrivilege 1932 MsBuild.exe Token: SeSecurityPrivilege 1932 MsBuild.exe Token: SeSecurityPrivilege 1932 MsBuild.exe Token: SeSecurityPrivilege 1932 MsBuild.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4320 wrote to memory of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81 PID 4320 wrote to memory of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81 PID 4320 wrote to memory of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81 PID 4320 wrote to memory of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81 PID 4320 wrote to memory of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81 PID 4320 wrote to memory of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81 PID 4320 wrote to memory of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81 PID 4320 wrote to memory of 1932 4320 0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe"C:\Users\Admin\AppData\Local\Temp\0218aa4e18dd2db185038c9dfb349e9eff5d4c49ee910590e815e88323a6f642.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4320 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 9602⤵
- Program crash
PID:4636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4320 -ip 43201⤵PID:2868
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
742KB
MD5544cd51a596619b78e9b54b70088307d
SHA14769ddd2dbc1dc44b758964ed0bd231b85880b65
SHA256dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
SHA512f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719