Analysis
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max time kernel
150s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
13-08-2022 00:26
Static task
static1
Behavioral task
behavioral1
Sample
5c1472da063d8d58850678083dfa2e7c.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
5c1472da063d8d58850678083dfa2e7c.exe
Resource
win10v2004-20220812-en
General
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Target
5c1472da063d8d58850678083dfa2e7c.exe
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Size
120KB
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MD5
5c1472da063d8d58850678083dfa2e7c
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SHA1
3ca431a654c82c6bc1007f89bfce390c53167132
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SHA256
9e20a27d120e5c258c3046a41b2df347978c0cf4ea1a4d39b21ae0b01f2d7c33
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SHA512
27ff00ed2fba50cb3bd271a0f972df12e8a36d16e91c89863f84507632a5e29e2b9d460aa9b0e0fa0b0bb1e85e2d5d327c7c1f1f69afc6409abea96e3efcf8cd
Malware Config
Extracted
njrat
0.7d
HacKed
easralahtane.ddns.net:3973
4c1e56ee7374309d8fa12b913734d668
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reg_key
4c1e56ee7374309d8fa12b913734d668
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splitter
|'|'|
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Microsoft .exepid process 1652 Microsoft .exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Loads dropped DLL 1 IoCs
Processes:
5c1472da063d8d58850678083dfa2e7c.exepid process 1760 5c1472da063d8d58850678083dfa2e7c.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Microsoft .exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\4c1e56ee7374309d8fa12b913734d668 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft .exe\" .." Microsoft .exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\4c1e56ee7374309d8fa12b913734d668 = "\"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). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 19 IoCs
Processes:
Microsoft .exedescription pid process Token: SeDebugPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe Token: 33 1652 Microsoft .exe Token: SeIncBasePriorityPrivilege 1652 Microsoft .exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
5c1472da063d8d58850678083dfa2e7c.exeMicrosoft .exedescription pid process target process PID 1760 wrote to memory of 1652 1760 5c1472da063d8d58850678083dfa2e7c.exe Microsoft .exe PID 1760 wrote to memory of 1652 1760 5c1472da063d8d58850678083dfa2e7c.exe Microsoft .exe PID 1760 wrote to memory of 1652 1760 5c1472da063d8d58850678083dfa2e7c.exe Microsoft .exe PID 1760 wrote to memory of 1652 1760 5c1472da063d8d58850678083dfa2e7c.exe Microsoft .exe PID 1652 wrote to memory of 900 1652 Microsoft .exe netsh.exe PID 1652 wrote to memory of 900 1652 Microsoft .exe netsh.exe PID 1652 wrote to memory of 900 1652 Microsoft .exe netsh.exe PID 1652 wrote to memory of 900 1652 Microsoft .exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5c1472da063d8d58850678083dfa2e7c.exe"C:\Users\Admin\AppData\Local\Temp\5c1472da063d8d58850678083dfa2e7c.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Microsoft .exe"C:\Users\Admin\AppData\Local\Temp\Microsoft .exe"2⤵
- Executes dropped EXE
- 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\Microsoft .exe" "Microsoft .exe" ENABLE3⤵
- 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\Microsoft .exeFilesize
120KB
MD55c1472da063d8d58850678083dfa2e7c
SHA13ca431a654c82c6bc1007f89bfce390c53167132
SHA2569e20a27d120e5c258c3046a41b2df347978c0cf4ea1a4d39b21ae0b01f2d7c33
SHA51227ff00ed2fba50cb3bd271a0f972df12e8a36d16e91c89863f84507632a5e29e2b9d460aa9b0e0fa0b0bb1e85e2d5d327c7c1f1f69afc6409abea96e3efcf8cd
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C:\Users\Admin\AppData\Local\Temp\Microsoft .exeFilesize
120KB
MD55c1472da063d8d58850678083dfa2e7c
SHA13ca431a654c82c6bc1007f89bfce390c53167132
SHA2569e20a27d120e5c258c3046a41b2df347978c0cf4ea1a4d39b21ae0b01f2d7c33
SHA51227ff00ed2fba50cb3bd271a0f972df12e8a36d16e91c89863f84507632a5e29e2b9d460aa9b0e0fa0b0bb1e85e2d5d327c7c1f1f69afc6409abea96e3efcf8cd
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\Users\Admin\AppData\Local\Temp\Microsoft .exeFilesize
120KB
MD55c1472da063d8d58850678083dfa2e7c
SHA13ca431a654c82c6bc1007f89bfce390c53167132
SHA2569e20a27d120e5c258c3046a41b2df347978c0cf4ea1a4d39b21ae0b01f2d7c33
SHA51227ff00ed2fba50cb3bd271a0f972df12e8a36d16e91c89863f84507632a5e29e2b9d460aa9b0e0fa0b0bb1e85e2d5d327c7c1f1f69afc6409abea96e3efcf8cd
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memory/900-66-0x0000000000000000-mapping.dmp
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memory/1652-60-0x0000000000000000-mapping.dmp
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memory/1652-63-0x0000000000870000-0x0000000000896000-memory.dmpFilesize
152KB
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memory/1652-65-0x0000000004A26000-0x0000000004A37000-memory.dmpFilesize
68KB
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memory/1760-54-0x0000000000380000-0x00000000003A6000-memory.dmpFilesize
152KB
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memory/1760-55-0x00000000002F0000-0x0000000000306000-memory.dmpFilesize
88KB
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memory/1760-56-0x0000000075C51000-0x0000000075C53000-memory.dmpFilesize
8KB
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memory/1760-57-0x00000000004B0000-0x00000000004BC000-memory.dmpFilesize
48KB
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memory/1760-58-0x00000000003C6000-0x00000000003D7000-memory.dmpFilesize
68KB