Analysis
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max time kernel
149s -
max time network
111s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
13-11-2020 15:17
Static task
static1
Behavioral task
behavioral1
Sample
3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe
Resource
win10v20201028
General
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Target
3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe
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Size
232KB
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MD5
bd83e861279139ed63a2ba3a7f9b6532
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SHA1
7bbcd96d97292409e5c8b34c8f2925a050ae2e40
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SHA256
3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901
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SHA512
b8db2ebded1ea9ce62518bfa5588c7ac95eb7efa6670ab101650e10db339c2a70d9a8a8cb14948c2ab38250468f793b6fd21a888665d87d804182c347c474c58
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe -
Executes dropped EXE 1 IoCs
Processes:
IMDCSC.exepid process 1824 IMDCSC.exe -
Processes:
resource yara_rule C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe upx C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\SS = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.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 48 IoCs
Processes:
3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exeIMDCSC.exedescription pid process Token: SeIncreaseQuotaPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeSecurityPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeTakeOwnershipPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeLoadDriverPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeSystemProfilePrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeSystemtimePrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeProfSingleProcessPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeIncBasePriorityPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeCreatePagefilePrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeBackupPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeRestorePrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeShutdownPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeDebugPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeSystemEnvironmentPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeChangeNotifyPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeRemoteShutdownPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeUndockPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeManageVolumePrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeImpersonatePrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeCreateGlobalPrivilege 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: 33 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: 34 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: 35 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: 36 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe Token: SeIncreaseQuotaPrivilege 1824 IMDCSC.exe Token: SeSecurityPrivilege 1824 IMDCSC.exe Token: SeTakeOwnershipPrivilege 1824 IMDCSC.exe Token: SeLoadDriverPrivilege 1824 IMDCSC.exe Token: SeSystemProfilePrivilege 1824 IMDCSC.exe Token: SeSystemtimePrivilege 1824 IMDCSC.exe Token: SeProfSingleProcessPrivilege 1824 IMDCSC.exe Token: SeIncBasePriorityPrivilege 1824 IMDCSC.exe Token: SeCreatePagefilePrivilege 1824 IMDCSC.exe Token: SeBackupPrivilege 1824 IMDCSC.exe Token: SeRestorePrivilege 1824 IMDCSC.exe Token: SeShutdownPrivilege 1824 IMDCSC.exe Token: SeDebugPrivilege 1824 IMDCSC.exe Token: SeSystemEnvironmentPrivilege 1824 IMDCSC.exe Token: SeChangeNotifyPrivilege 1824 IMDCSC.exe Token: SeRemoteShutdownPrivilege 1824 IMDCSC.exe Token: SeUndockPrivilege 1824 IMDCSC.exe Token: SeManageVolumePrivilege 1824 IMDCSC.exe Token: SeImpersonatePrivilege 1824 IMDCSC.exe Token: SeCreateGlobalPrivilege 1824 IMDCSC.exe Token: 33 1824 IMDCSC.exe Token: 34 1824 IMDCSC.exe Token: 35 1824 IMDCSC.exe Token: 36 1824 IMDCSC.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
IMDCSC.exepid process 1824 IMDCSC.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exedescription pid process target process PID 4708 wrote to memory of 1824 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe IMDCSC.exe PID 4708 wrote to memory of 1824 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe IMDCSC.exe PID 4708 wrote to memory of 1824 4708 3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe IMDCSC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe"C:\Users\Admin\AppData\Local\Temp\3dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1824
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exeMD5
bd83e861279139ed63a2ba3a7f9b6532
SHA17bbcd96d97292409e5c8b34c8f2925a050ae2e40
SHA2563dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901
SHA512b8db2ebded1ea9ce62518bfa5588c7ac95eb7efa6670ab101650e10db339c2a70d9a8a8cb14948c2ab38250468f793b6fd21a888665d87d804182c347c474c58
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C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exeMD5
bd83e861279139ed63a2ba3a7f9b6532
SHA17bbcd96d97292409e5c8b34c8f2925a050ae2e40
SHA2563dc283bdd9b5d5e1bfef702b34a42f11c1c6beb03d61439604c0e98370013901
SHA512b8db2ebded1ea9ce62518bfa5588c7ac95eb7efa6670ab101650e10db339c2a70d9a8a8cb14948c2ab38250468f793b6fd21a888665d87d804182c347c474c58
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memory/1824-0-0x0000000000000000-mapping.dmp