Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
30-09-2021 12:36
Static task
static1
Behavioral task
behavioral1
Sample
73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exe
Resource
win10-en-20210920
General
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Target
73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exe
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Size
125KB
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MD5
0d2a094f6702c6723432871c12e35d79
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SHA1
993881a65653a92c938116dfca5fee60c6698c81
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SHA256
73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c
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SHA512
94157f8f392746089fb0973c9cef857a902bf3157d85ef7e8cfe6845a60f2d9ede317b99d2ea922096083bc894fa5cacaf9c7c0af51685410251b83bfcd69d4b
Malware Config
Extracted
njrat
v2.0
@ WeSt - HaCkInG K.S.A @
w187.ddns.net:22
Intel HD Graphics Drivers for Windows(R)
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reg_key
Intel HD Graphics Drivers for Windows(R)
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splitter
|-F-|
Signatures
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Executes dropped EXE 2 IoCs
Processes:
Intel HD Graphics Drivers for Windows(R).exeIntel HD Graphics Drivers for Windows(R).exepid process 2660 Intel HD Graphics Drivers for Windows(R).exe 3500 Intel HD Graphics Drivers for Windows(R).exe -
Drops startup file 4 IoCs
Processes:
Intel HD Graphics Drivers for Windows(R).exeIntel HD Graphics Drivers for Windows(R).exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Intel HD Graphics Drivers for Windows(R).lnk Intel HD Graphics Drivers for Windows(R).exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Intel HD Graphics Drivers for Windows(R).lnk Intel HD Graphics Drivers for Windows(R).exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Intel HD Graphics Drivers for Windows(R).exe Intel HD Graphics Drivers for Windows(R).exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Intel HD Graphics Drivers for Windows(R).exe Intel HD Graphics Drivers for Windows(R).exe -
Adds Run key to start application 2 TTPs 5 IoCs
Processes:
Intel HD Graphics Drivers for Windows(R).exeIntel HD Graphics Drivers for Windows(R).exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\Intel HD Graphics Drivers for Windows(R)2 = "C:\\Users\\Admin\\AppData\\Roaming\\Intel HD Graphics Drivers for Windows(R).exe" Intel HD Graphics Drivers for Windows(R).exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\Intel HD Graphics Drivers for Windows(R)2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Intel HD Graphics Drivers for Windows(R).URL" Intel HD Graphics Drivers for Windows(R).exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Intel HD Graphics Drivers for Windows(R)2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Intel HD Graphics Drivers for Windows(R).URL" Intel HD Graphics Drivers for Windows(R).exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\Intel HD Graphics Drivers for Windows(R) = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Intel HD Graphics Drivers for Windows(R).URL" Intel HD Graphics Drivers for Windows(R).exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Intel HD Graphics Drivers for Windows(R) = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Intel HD Graphics Drivers for Windows(R).URL" Intel HD Graphics Drivers for Windows(R).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 31 IoCs
Processes:
Intel HD Graphics Drivers for Windows(R).exedescription pid process Token: SeDebugPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe Token: 33 3500 Intel HD Graphics Drivers for Windows(R).exe Token: SeIncBasePriorityPrivilege 3500 Intel HD Graphics Drivers for Windows(R).exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exeIntel HD Graphics Drivers for Windows(R).exedescription pid process target process PID 2060 wrote to memory of 2660 2060 73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exe Intel HD Graphics Drivers for Windows(R).exe PID 2060 wrote to memory of 2660 2060 73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exe Intel HD Graphics Drivers for Windows(R).exe PID 2060 wrote to memory of 2660 2060 73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exe Intel HD Graphics Drivers for Windows(R).exe PID 2660 wrote to memory of 3500 2660 Intel HD Graphics Drivers for Windows(R).exe Intel HD Graphics Drivers for Windows(R).exe PID 2660 wrote to memory of 3500 2660 Intel HD Graphics Drivers for Windows(R).exe Intel HD Graphics Drivers for Windows(R).exe PID 2660 wrote to memory of 3500 2660 Intel HD Graphics Drivers for Windows(R).exe Intel HD Graphics Drivers for Windows(R).exe PID 2660 wrote to memory of 2224 2660 Intel HD Graphics Drivers for Windows(R).exe attrib.exe PID 2660 wrote to memory of 2224 2660 Intel HD Graphics Drivers for Windows(R).exe attrib.exe PID 2660 wrote to memory of 2224 2660 Intel HD Graphics Drivers for Windows(R).exe attrib.exe -
Views/modifies file attributes 1 TTPs 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exe"C:\Users\Admin\AppData\Local\Temp\73ef8785ce221925db2e244da366959e541eed19f13fe85bb58892880381071c.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Intel HD Graphics Drivers for Windows(R).exe"C:\Users\Admin\AppData\Local\Temp\Intel HD Graphics Drivers for Windows(R).exe"2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Intel HD Graphics Drivers for Windows(R).exe"C:\Users\Admin\AppData\Roaming\Intel HD Graphics Drivers for Windows(R).exe"3⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\attrib.exeattrib +h +r +s "C:\Users\Admin\AppData\Roaming\Intel HD Graphics Drivers for Windows(R).exe"3⤵
- Views/modifies file attributes
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\Intel HD Graphics Drivers for Windows(R).exeMD5
f19f7b77300d578fe7f0304ee15bfae3
SHA189f17fcbf414876b65e555d8cf51ab8db4db132c
SHA2567e9b32e715ed33aa05dbcf577876933ee43a0632ffcd95a50b23d612d82a88d1
SHA512167c1c0e40105556068675f62fd06131864e7fa813d0575882c6d5ac60812ef42a348ee78d3fe11348fe1561e8beda72440030daaca1401b1ed314d70ffa128d
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C:\Users\Admin\AppData\Local\Temp\Intel HD Graphics Drivers for Windows(R).exeMD5
f19f7b77300d578fe7f0304ee15bfae3
SHA189f17fcbf414876b65e555d8cf51ab8db4db132c
SHA2567e9b32e715ed33aa05dbcf577876933ee43a0632ffcd95a50b23d612d82a88d1
SHA512167c1c0e40105556068675f62fd06131864e7fa813d0575882c6d5ac60812ef42a348ee78d3fe11348fe1561e8beda72440030daaca1401b1ed314d70ffa128d
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C:\Users\Admin\AppData\Roaming\Intel HD Graphics Drivers for Windows(R).exeMD5
f19f7b77300d578fe7f0304ee15bfae3
SHA189f17fcbf414876b65e555d8cf51ab8db4db132c
SHA2567e9b32e715ed33aa05dbcf577876933ee43a0632ffcd95a50b23d612d82a88d1
SHA512167c1c0e40105556068675f62fd06131864e7fa813d0575882c6d5ac60812ef42a348ee78d3fe11348fe1561e8beda72440030daaca1401b1ed314d70ffa128d
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C:\Users\Admin\AppData\Roaming\Intel HD Graphics Drivers for Windows(R).exeMD5
f19f7b77300d578fe7f0304ee15bfae3
SHA189f17fcbf414876b65e555d8cf51ab8db4db132c
SHA2567e9b32e715ed33aa05dbcf577876933ee43a0632ffcd95a50b23d612d82a88d1
SHA512167c1c0e40105556068675f62fd06131864e7fa813d0575882c6d5ac60812ef42a348ee78d3fe11348fe1561e8beda72440030daaca1401b1ed314d70ffa128d
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Intel HD Graphics Drivers for Windows(R).lnkMD5
093b7280eb11ec3e0f865b5bd4c3e37e
SHA185ffd8ea5a32548a65c636621e0164946db8006f
SHA25626f8e3b6a0a644394df617dfb3397c34093ba3a9aada5f6b2ff17226cb799167
SHA5128fce0a825fbad833ec6bb4bfeb67ee893f28943aeac871163ccf10d5802929ceaad0221a86a3a9bb734cebbfdffe1d6b9b05c913b573fb082f138851d93cdf80
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Intel HD Graphics Drivers for Windows(R).lnkMD5
804a57fef1fb94a736eacfbab590d616
SHA1928a0262876c6f9b04e0f271f3d39b74c02567ba
SHA2564daa4a8ae2f66ad83a3372d8a791788d15bee61adfd5a427e09e0662a0a92a85
SHA5121c0ecb05c8b10ba6f05bf256a3bf00deab1000d9002b7a928cda0ee0f0dd9b778231283c4a2883f9993817e65c8ddd492903c65366b129e3beda44c2acc0592d
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memory/2060-119-0x0000000005310000-0x0000000005311000-memory.dmpFilesize
4KB
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memory/2060-115-0x0000000000860000-0x0000000000861000-memory.dmpFilesize
4KB
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memory/2060-118-0x0000000005220000-0x0000000005221000-memory.dmpFilesize
4KB
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memory/2060-117-0x0000000005820000-0x0000000005821000-memory.dmpFilesize
4KB
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memory/2224-127-0x0000000000000000-mapping.dmp
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memory/2660-123-0x0000000002520000-0x0000000002521000-memory.dmpFilesize
4KB
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memory/2660-120-0x0000000000000000-mapping.dmp
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memory/3500-124-0x0000000000000000-mapping.dmp
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memory/3500-130-0x0000000000A10000-0x0000000000A11000-memory.dmpFilesize
4KB