Analysis
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max time kernel
153s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
27-11-2022 16:38
Static task
static1
Behavioral task
behavioral1
Sample
18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe
Resource
win10v2004-20220901-en
General
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Target
18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe
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Size
157KB
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MD5
d8dbb3cb18541dd275dcf63dfa574e58
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SHA1
adaeea4969998f2eac5967e58592fdd3865bb973
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SHA256
18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8
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SHA512
d4a83ceb3152654dbc5cd1b9e5bd862fc70ce4948cca441df23dc33ae8aee5bbe5c0f440a924fbe0fc0955793a4dd6f6801c2ce411123dbee4f5587e34242309
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SSDEEP
3072:d8VD0XzOJhtioGegPX2VVS/QYUardEvOzDHCSSxN/kD30CTdWZ:doD0XzOJhtiy62VYfEvYDHCTxOdTda
Malware Config
Extracted
njrat
0.7d
No Mix
kamikaz-hacke.zapto.org:9888
e15878800989ffaf40bdb4376cc1ebca
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reg_key
e15878800989ffaf40bdb4376cc1ebca
-
splitter
|'|'|
Signatures
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Executes dropped EXE 2 IoCs
Processes:
Windows.exeWindows.exepid process 892 Windows.exe 700 Windows.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Drops startup file 2 IoCs
Processes:
Windows.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e15878800989ffaf40bdb4376cc1ebca.exe Windows.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e15878800989ffaf40bdb4376cc1ebca.exe Windows.exe -
Loads dropped DLL 3 IoCs
Processes:
18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exeWindows.exepid process 888 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 888 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 892 Windows.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Windows.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\e15878800989ffaf40bdb4376cc1ebca = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Windows.exe\" .." Windows.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\e15878800989ffaf40bdb4376cc1ebca = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Windows.exe\" .." Windows.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exeWindows.exedescription pid process target process PID 952 set thread context of 888 952 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe PID 892 set thread context of 700 892 Windows.exe Windows.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 15 IoCs
Processes:
Windows.exedescription pid process Token: SeDebugPrivilege 700 Windows.exe Token: 33 700 Windows.exe Token: SeIncBasePriorityPrivilege 700 Windows.exe Token: 33 700 Windows.exe Token: SeIncBasePriorityPrivilege 700 Windows.exe Token: 33 700 Windows.exe Token: SeIncBasePriorityPrivilege 700 Windows.exe Token: 33 700 Windows.exe Token: SeIncBasePriorityPrivilege 700 Windows.exe Token: 33 700 Windows.exe Token: SeIncBasePriorityPrivilege 700 Windows.exe Token: 33 700 Windows.exe Token: SeIncBasePriorityPrivilege 700 Windows.exe Token: 33 700 Windows.exe Token: SeIncBasePriorityPrivilege 700 Windows.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exeWindows.exeWindows.exedescription pid process target process PID 952 wrote to memory of 888 952 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe PID 952 wrote to memory of 888 952 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe PID 952 wrote to memory of 888 952 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe PID 952 wrote to memory of 888 952 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe PID 952 wrote to memory of 888 952 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe PID 952 wrote to memory of 888 952 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe PID 888 wrote to memory of 892 888 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe Windows.exe PID 888 wrote to memory of 892 888 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe Windows.exe PID 888 wrote to memory of 892 888 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe Windows.exe PID 888 wrote to memory of 892 888 18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe Windows.exe PID 892 wrote to memory of 700 892 Windows.exe Windows.exe PID 892 wrote to memory of 700 892 Windows.exe Windows.exe PID 892 wrote to memory of 700 892 Windows.exe Windows.exe PID 892 wrote to memory of 700 892 Windows.exe Windows.exe PID 892 wrote to memory of 700 892 Windows.exe Windows.exe PID 892 wrote to memory of 700 892 Windows.exe Windows.exe PID 700 wrote to memory of 1104 700 Windows.exe netsh.exe PID 700 wrote to memory of 1104 700 Windows.exe netsh.exe PID 700 wrote to memory of 1104 700 Windows.exe netsh.exe PID 700 wrote to memory of 1104 700 Windows.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe"C:\Users\Admin\AppData\Local\Temp\18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exeC:\Users\Admin\AppData\Local\Temp\18969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8.exe2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Windows.exe"C:\Users\Admin\AppData\Local\Temp\Windows.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Windows.exeC:\Users\Admin\AppData\Local\Temp\Windows.exe4⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Windows.exe" "Windows.exe" ENABLE5⤵
- Modifies Windows Firewall
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\Windows.exeFilesize
157KB
MD5d8dbb3cb18541dd275dcf63dfa574e58
SHA1adaeea4969998f2eac5967e58592fdd3865bb973
SHA25618969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8
SHA512d4a83ceb3152654dbc5cd1b9e5bd862fc70ce4948cca441df23dc33ae8aee5bbe5c0f440a924fbe0fc0955793a4dd6f6801c2ce411123dbee4f5587e34242309
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C:\Users\Admin\AppData\Local\Temp\Windows.exeFilesize
157KB
MD5d8dbb3cb18541dd275dcf63dfa574e58
SHA1adaeea4969998f2eac5967e58592fdd3865bb973
SHA25618969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8
SHA512d4a83ceb3152654dbc5cd1b9e5bd862fc70ce4948cca441df23dc33ae8aee5bbe5c0f440a924fbe0fc0955793a4dd6f6801c2ce411123dbee4f5587e34242309
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C:\Users\Admin\AppData\Local\Temp\Windows.exeFilesize
157KB
MD5d8dbb3cb18541dd275dcf63dfa574e58
SHA1adaeea4969998f2eac5967e58592fdd3865bb973
SHA25618969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8
SHA512d4a83ceb3152654dbc5cd1b9e5bd862fc70ce4948cca441df23dc33ae8aee5bbe5c0f440a924fbe0fc0955793a4dd6f6801c2ce411123dbee4f5587e34242309
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\Users\Admin\AppData\Local\Temp\Windows.exeFilesize
157KB
MD5d8dbb3cb18541dd275dcf63dfa574e58
SHA1adaeea4969998f2eac5967e58592fdd3865bb973
SHA25618969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8
SHA512d4a83ceb3152654dbc5cd1b9e5bd862fc70ce4948cca441df23dc33ae8aee5bbe5c0f440a924fbe0fc0955793a4dd6f6801c2ce411123dbee4f5587e34242309
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\Users\Admin\AppData\Local\Temp\Windows.exeFilesize
157KB
MD5d8dbb3cb18541dd275dcf63dfa574e58
SHA1adaeea4969998f2eac5967e58592fdd3865bb973
SHA25618969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8
SHA512d4a83ceb3152654dbc5cd1b9e5bd862fc70ce4948cca441df23dc33ae8aee5bbe5c0f440a924fbe0fc0955793a4dd6f6801c2ce411123dbee4f5587e34242309
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\Users\Admin\AppData\Local\Temp\Windows.exeFilesize
157KB
MD5d8dbb3cb18541dd275dcf63dfa574e58
SHA1adaeea4969998f2eac5967e58592fdd3865bb973
SHA25618969595bd5c463ae5ca0213159c3b456189e63e4434f86acef0d3a14ef5e0b8
SHA512d4a83ceb3152654dbc5cd1b9e5bd862fc70ce4948cca441df23dc33ae8aee5bbe5c0f440a924fbe0fc0955793a4dd6f6801c2ce411123dbee4f5587e34242309
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memory/700-75-0x000000000040748E-mapping.dmp
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memory/700-86-0x0000000074180000-0x000000007472B000-memory.dmpFilesize
5.7MB
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memory/700-83-0x0000000074180000-0x000000007472B000-memory.dmpFilesize
5.7MB
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memory/888-65-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/888-61-0x0000000000400000-0x000000000040C000-memory.dmpFilesize
48KB
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memory/888-64-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/888-59-0x0000000000400000-0x000000000040C000-memory.dmpFilesize
48KB
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memory/888-56-0x0000000000400000-0x000000000040C000-memory.dmpFilesize
48KB
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memory/888-57-0x000000000040748E-mapping.dmp
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memory/888-74-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/892-78-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/892-68-0x0000000000000000-mapping.dmp
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memory/952-62-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/952-55-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/952-54-0x0000000075701000-0x0000000075703000-memory.dmpFilesize
8KB
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memory/1104-84-0x0000000000000000-mapping.dmp