Analysis
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max time kernel
300s -
max time network
303s -
platform
windows10-1703_x64 -
resource
win10-20240221-en -
resource tags
arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system -
submitted
18-03-2024 15:12
Static task
static1
Behavioral task
behavioral1
Sample
EdUpdMachine.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
EdUpdMachine.exe
Resource
win10-20240221-en
Behavioral task
behavioral3
Sample
EdUpdMachine.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
EdUpdMachine.exe
Resource
win11-20240221-en
General
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Target
EdUpdMachine.exe
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Size
131.6MB
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MD5
0aabf386604e94f11fdbd56778bb8234
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SHA1
54b3f0ff8d93b42da1c353d64fc71509e9b26255
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SHA256
d373492b42a14e6b91b4a64c89086e19d2a166710fa237bbda80b6d0c1a7ad8a
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SHA512
d0d227af2d41c02e03ef25bd980b2347188bcb054b1e8f77685fc87ef5ece0f56c60115ea15dec9d5e66f8bf16f314b3cad4d23f8baf8d343e750937fa5e82c6
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SSDEEP
196608:AYic7JWa0zYsJuY5nqAgX3qs8QoSUcEGnUlFk/nlewwMQ/i:AE9P0H8YgoSUwCFile3MQ
Malware Config
Signatures
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Detect ZGRat V1 34 IoCs
Processes:
resource yara_rule behavioral2/memory/3452-4-0x00000278212C0000-0x0000027821A00000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-5-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-6-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-8-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-10-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-12-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-14-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-16-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-18-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-20-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-22-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-24-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-26-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-28-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-30-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-32-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-34-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-36-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-38-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-40-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-42-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-44-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-46-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-48-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-50-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-52-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-54-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-56-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-58-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-60-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-62-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-64-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-66-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 behavioral2/memory/3452-68-0x00000278212C0000-0x00000278219FB000-memory.dmp family_zgrat_v1 -
PureLog Stealer
PureLog Stealer is an infostealer written in C#.
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PureLog Stealer payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3452-0-0x0000027805E80000-0x00000278065C8000-memory.dmp family_purelog_stealer -
Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs
Processes:
EdUpdMachine.exedescription pid process target process PID 2104 created 3300 2104 EdUpdMachine.exe Explorer.EXE PID 2104 created 3300 2104 EdUpdMachine.exe Explorer.EXE PID 2104 created 3300 2104 EdUpdMachine.exe Explorer.EXE -
Drops file in Drivers directory 1 IoCs
Processes:
EdUpdMachine.exedescription ioc process File created C:\Windows\System32\drivers\etc\hosts EdUpdMachine.exe -
Stops running service(s) 3 TTPs
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Suspicious use of SetThreadContext 2 IoCs
Processes:
EdUpdMachine.exeEdUpdMachine.exedescription pid process target process PID 3452 set thread context of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 2104 set thread context of 2332 2104 EdUpdMachine.exe svchost.exe -
Launches sc.exe 5 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exesc.exesc.exepid process 3720 sc.exe 1864 sc.exe 864 sc.exe 2484 sc.exe 2408 sc.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
EdUpdMachine.exesvchost.exepid process 2104 EdUpdMachine.exe 2104 EdUpdMachine.exe 2104 EdUpdMachine.exe 2104 EdUpdMachine.exe 2104 EdUpdMachine.exe 2104 EdUpdMachine.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe 2332 svchost.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
Processes:
EdUpdMachine.exepowercfg.exepowercfg.exesvchost.exepowercfg.exepowercfg.exedescription pid process Token: SeDebugPrivilege 3452 EdUpdMachine.exe Token: SeShutdownPrivilege 4648 powercfg.exe Token: SeCreatePagefilePrivilege 4648 powercfg.exe Token: SeShutdownPrivilege 4044 powercfg.exe Token: SeCreatePagefilePrivilege 4044 powercfg.exe Token: SeLockMemoryPrivilege 2332 svchost.exe Token: SeShutdownPrivilege 2908 powercfg.exe Token: SeCreatePagefilePrivilege 2908 powercfg.exe Token: SeShutdownPrivilege 1316 powercfg.exe Token: SeCreatePagefilePrivilege 1316 powercfg.exe Token: SeLockMemoryPrivilege 2332 svchost.exe -
Suspicious use of WriteProcessMemory 34 IoCs
Processes:
EdUpdMachine.execmd.execmd.exeEdUpdMachine.exedescription pid process target process PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 3452 wrote to memory of 2104 3452 EdUpdMachine.exe EdUpdMachine.exe PID 1844 wrote to memory of 2408 1844 cmd.exe sc.exe PID 1844 wrote to memory of 2408 1844 cmd.exe sc.exe PID 1844 wrote to memory of 2484 1844 cmd.exe sc.exe PID 1844 wrote to memory of 2484 1844 cmd.exe sc.exe PID 1844 wrote to memory of 3720 1844 cmd.exe sc.exe PID 1844 wrote to memory of 3720 1844 cmd.exe sc.exe PID 1844 wrote to memory of 864 1844 cmd.exe sc.exe PID 1844 wrote to memory of 864 1844 cmd.exe sc.exe PID 1844 wrote to memory of 1864 1844 cmd.exe sc.exe PID 1844 wrote to memory of 1864 1844 cmd.exe sc.exe PID 1724 wrote to memory of 4648 1724 cmd.exe powercfg.exe PID 1724 wrote to memory of 4648 1724 cmd.exe powercfg.exe PID 2104 wrote to memory of 2332 2104 EdUpdMachine.exe svchost.exe PID 1724 wrote to memory of 4044 1724 cmd.exe powercfg.exe PID 1724 wrote to memory of 4044 1724 cmd.exe powercfg.exe PID 1724 wrote to memory of 2908 1724 cmd.exe powercfg.exe PID 1724 wrote to memory of 2908 1724 cmd.exe powercfg.exe PID 1724 wrote to memory of 1316 1724 cmd.exe powercfg.exe PID 1724 wrote to memory of 1316 1724 cmd.exe powercfg.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3300
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C:\Users\Admin\AppData\Local\Temp\EdUpdMachine.exe"C:\Users\Admin\AppData\Local\Temp\EdUpdMachine.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3452 -
C:\Users\Admin\AppData\Local\Temp\EdUpdMachine.exeC:\Users\Admin\AppData\Local\Temp\EdUpdMachine.exe3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops file in Drivers directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2104 -
C:\Windows\System32\cmd.exeC:\Windows\System32\cmd.exe /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc2⤵
- Suspicious use of WriteProcessMemory
PID:1844 -
C:\Windows\System32\sc.exesc stop UsoSvc3⤵
- Launches sc.exe
PID:2408 -
C:\Windows\System32\sc.exesc stop WaaSMedicSvc3⤵
- Launches sc.exe
PID:2484 -
C:\Windows\System32\sc.exesc stop wuauserv3⤵
- Launches sc.exe
PID:3720 -
C:\Windows\System32\sc.exesc stop bits3⤵
- Launches sc.exe
PID:864 -
C:\Windows\System32\sc.exesc stop dosvc3⤵
- Launches sc.exe
PID:1864 -
C:\Windows\System32\cmd.exeC:\Windows\System32\cmd.exe /c powercfg /x -hibernate-timeout-ac 0 & powercfg /x -hibernate-timeout-dc 0 & powercfg /x -standby-timeout-ac 0 & powercfg /x -standby-timeout-dc 02⤵
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Windows\System32\powercfg.exepowercfg /x -hibernate-timeout-ac 03⤵
- Suspicious use of AdjustPrivilegeToken
PID:4648 -
C:\Windows\System32\powercfg.exepowercfg /x -hibernate-timeout-dc 03⤵
- Suspicious use of AdjustPrivilegeToken
PID:4044 -
C:\Windows\System32\powercfg.exepowercfg /x -standby-timeout-ac 03⤵
- Suspicious use of AdjustPrivilegeToken
PID:2908 -
C:\Windows\System32\powercfg.exepowercfg /x -standby-timeout-dc 03⤵
- Suspicious use of AdjustPrivilegeToken
PID:1316 -
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2332