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Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
17/01/2024, 17:54
Static task
static1
Behavioral task
behavioral1
Sample
633c2616fcd3a0b3774556615072b801.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
633c2616fcd3a0b3774556615072b801.exe
Resource
win10v2004-20231215-en
General
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Target
633c2616fcd3a0b3774556615072b801.exe
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Size
200KB
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MD5
633c2616fcd3a0b3774556615072b801
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SHA1
84132978d3952c72dc3a86d95ddd788f537e78f7
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SHA256
5181ab8ffd12b09e974dafdb618d572a60f5a95a09c26b5531cafd64595a4048
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SHA512
a90baf7f86855672827d383326c37773e81a3954b5761fed03845e5c4ded20baa5779fbd357bde2a231eddf45042966691021540ae6400433efd7ae537d994df
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SSDEEP
3072:MCJ59W+4OiJg+3L+/PoHTkxtGCgPFhfJUkq11zQQWzUURb:5J57Via+3L+oHwxtGPJcRQQJUR
Malware Config
Extracted
njrat
0.7d
HacKed
fadlfreh.hopto.org:3973
2e36917ee12f744b21767673c17c8221
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reg_key
2e36917ee12f744b21767673c17c8221
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2884 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 2748 Windows.exe 2552 Microsoft .exe -
Loads dropped DLL 2 IoCs
pid Process 1248 633c2616fcd3a0b3774556615072b801.exe 2748 Windows.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\2e36917ee12f744b21767673c17c8221 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft .exe\" .." Microsoft .exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2e36917ee12f744b21767673c17c8221 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft .exe\" .." Microsoft .exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 23 IoCs
description pid Process Token: SeDebugPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe Token: 33 2552 Microsoft .exe Token: SeIncBasePriorityPrivilege 2552 Microsoft .exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1248 wrote to memory of 2748 1248 633c2616fcd3a0b3774556615072b801.exe 28 PID 1248 wrote to memory of 2748 1248 633c2616fcd3a0b3774556615072b801.exe 28 PID 1248 wrote to memory of 2748 1248 633c2616fcd3a0b3774556615072b801.exe 28 PID 1248 wrote to memory of 2748 1248 633c2616fcd3a0b3774556615072b801.exe 28 PID 2748 wrote to memory of 2552 2748 Windows.exe 29 PID 2748 wrote to memory of 2552 2748 Windows.exe 29 PID 2748 wrote to memory of 2552 2748 Windows.exe 29 PID 2748 wrote to memory of 2552 2748 Windows.exe 29 PID 2552 wrote to memory of 2884 2552 Microsoft .exe 32 PID 2552 wrote to memory of 2884 2552 Microsoft .exe 32 PID 2552 wrote to memory of 2884 2552 Microsoft .exe 32 PID 2552 wrote to memory of 2884 2552 Microsoft .exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\633c2616fcd3a0b3774556615072b801.exe"C:\Users\Admin\AppData\Local\Temp\633c2616fcd3a0b3774556615072b801.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1248 -
C:\Users\Admin\AppData\Local\Temp\Windows.exe"C:\Users\Admin\AppData\Local\Temp\Windows.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Users\Admin\AppData\Local\Temp\Microsoft .exe"C:\Users\Admin\AppData\Local\Temp\Microsoft .exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Microsoft .exe" "Microsoft .exe" ENABLE4⤵
- Modifies Windows Firewall
PID:2884
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
200KB
MD5633c2616fcd3a0b3774556615072b801
SHA184132978d3952c72dc3a86d95ddd788f537e78f7
SHA2565181ab8ffd12b09e974dafdb618d572a60f5a95a09c26b5531cafd64595a4048
SHA512a90baf7f86855672827d383326c37773e81a3954b5761fed03845e5c4ded20baa5779fbd357bde2a231eddf45042966691021540ae6400433efd7ae537d994df