Analysis
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max time kernel
152s -
max time network
157s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20-10-2022 16:25
Behavioral task
behavioral1
Sample
niggaOS.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
niggaOS.exe
Resource
win10v2004-20220901-en
General
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Target
niggaOS.exe
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Size
46KB
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MD5
6298049d70017cf38ac1f2c815221e48
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SHA1
e2206d5750377917486eec1a24cc1fe5f7d6e0d7
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SHA256
9e41fdbb903f822603a8e2d311238de70ed00109a1e68c36e2b4abee31b28cee
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SHA512
1af2449f76172cb123fcbfb0906c469d3c319793f485b447d8540d20ac0cd76e59a3ac55a5b558de83fe67d5e68112642dd3f11254893fa7b38ab527d22bbcd9
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SSDEEP
768:drqHpR9Ef5HOiCFsZrM+rMRa8NuR9thA:dWHpRyhHAa6+gRJNuh
Malware Config
Extracted
njrat
im523
Lime
enderop44-36084.portmap.host:36084
6878a8a311cfa64f9d4241424faeca3d
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reg_key
6878a8a311cfa64f9d4241424faeca3d
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splitter
|'|'|
Signatures
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Executes dropped EXE 1 IoCs
Processes:
svchost.exepid process 1652 svchost.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Drops startup file 2 IoCs
Processes:
svchost.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\6878a8a311cfa64f9d4241424faeca3d.exe svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\6878a8a311cfa64f9d4241424faeca3d.exe svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\6878a8a311cfa64f9d4241424faeca3d = "\"C:\\Windows\\svchost.exe\" .." svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\6878a8a311cfa64f9d4241424faeca3d = "\"C:\\Windows\\svchost.exe\" .." svchost.exe -
Drops autorun.inf file 1 TTPs 3 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
Processes:
svchost.exedescription ioc process File created C:\autorun.inf svchost.exe File opened for modification C:\autorun.inf svchost.exe File created D:\autorun.inf svchost.exe -
Drops file in Windows directory 3 IoCs
Processes:
svchost.exeniggaOS.exedescription ioc process File opened for modification C:\Windows\svchost.exe svchost.exe File created C:\Windows\svchost.exe niggaOS.exe File opened for modification C:\Windows\svchost.exe niggaOS.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
svchost.exepid process 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe 1652 svchost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
svchost.exepid process 1652 svchost.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
Processes:
svchost.exedescription pid process Token: SeDebugPrivilege 1652 svchost.exe Token: 33 1652 svchost.exe Token: SeIncBasePriorityPrivilege 1652 svchost.exe Token: 33 1652 svchost.exe Token: SeIncBasePriorityPrivilege 1652 svchost.exe Token: 33 1652 svchost.exe Token: SeIncBasePriorityPrivilege 1652 svchost.exe Token: 33 1652 svchost.exe Token: SeIncBasePriorityPrivilege 1652 svchost.exe Token: 33 1652 svchost.exe Token: SeIncBasePriorityPrivilege 1652 svchost.exe Token: 33 1652 svchost.exe Token: SeIncBasePriorityPrivilege 1652 svchost.exe Token: 33 1652 svchost.exe Token: SeIncBasePriorityPrivilege 1652 svchost.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
niggaOS.exesvchost.exedescription pid process target process PID 2020 wrote to memory of 1652 2020 niggaOS.exe svchost.exe PID 2020 wrote to memory of 1652 2020 niggaOS.exe svchost.exe PID 2020 wrote to memory of 1652 2020 niggaOS.exe svchost.exe PID 2020 wrote to memory of 1652 2020 niggaOS.exe svchost.exe PID 1652 wrote to memory of 1888 1652 svchost.exe netsh.exe PID 1652 wrote to memory of 1888 1652 svchost.exe netsh.exe PID 1652 wrote to memory of 1888 1652 svchost.exe netsh.exe PID 1652 wrote to memory of 1888 1652 svchost.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\niggaOS.exe"C:\Users\Admin\AppData\Local\Temp\niggaOS.exe"1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\svchost.exe"C:\Windows\svchost.exe"2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Windows\svchost.exe" "svchost.exe" ENABLE3⤵
- Modifies Windows Firewall
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\svchost.exeFilesize
46KB
MD56298049d70017cf38ac1f2c815221e48
SHA1e2206d5750377917486eec1a24cc1fe5f7d6e0d7
SHA2569e41fdbb903f822603a8e2d311238de70ed00109a1e68c36e2b4abee31b28cee
SHA5121af2449f76172cb123fcbfb0906c469d3c319793f485b447d8540d20ac0cd76e59a3ac55a5b558de83fe67d5e68112642dd3f11254893fa7b38ab527d22bbcd9
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C:\Windows\svchost.exeFilesize
46KB
MD56298049d70017cf38ac1f2c815221e48
SHA1e2206d5750377917486eec1a24cc1fe5f7d6e0d7
SHA2569e41fdbb903f822603a8e2d311238de70ed00109a1e68c36e2b4abee31b28cee
SHA5121af2449f76172cb123fcbfb0906c469d3c319793f485b447d8540d20ac0cd76e59a3ac55a5b558de83fe67d5e68112642dd3f11254893fa7b38ab527d22bbcd9
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memory/1652-57-0x0000000000000000-mapping.dmp
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memory/1652-61-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/1652-64-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/1888-63-0x0000000000000000-mapping.dmp
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memory/2020-54-0x0000000075451000-0x0000000075453000-memory.dmpFilesize
8KB
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memory/2020-55-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/2020-56-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB
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memory/2020-62-0x00000000741F0000-0x000000007479B000-memory.dmpFilesize
5.7MB