Analysis
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max time kernel
142s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
31-05-2024 23:05
Static task
static1
Behavioral task
behavioral1
Sample
837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe
Resource
win10v2004-20240426-en
General
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Target
837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe
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Size
147KB
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MD5
837183f4fad1d8cf7af5b0474d8e09b0
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SHA1
b6036a094316f1a120f49906e17aca5744874a48
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SHA256
a162b684bff4d358ee4f917dadc6b5b1d0cadd429cd77ce72f9c1fb0f3542f4d
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SHA512
b1b90ef342878eb90d491705abf19d398e706ae4a30c128da1af468ba220c96dd66c381d26367f45535c22b967f476f5426b7b1266495fb33d15f3d586c7b51c
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SSDEEP
1536:+fxvtgixq7OstjzjW6ZdjtETzR77i11GAbRp0BGiEA0O0o:+HIa6KTdNAbzSGiN0OJ
Malware Config
Signatures
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Blocklisted process makes network request 10 IoCs
flow pid Process 3 2744 rundll32.exe 5 2744 rundll32.exe 8 2744 rundll32.exe 9 2744 rundll32.exe 10 2744 rundll32.exe 13 2744 rundll32.exe 14 2744 rundll32.exe 15 2744 rundll32.exe 17 2744 rundll32.exe 18 2744 rundll32.exe -
Deletes itself 1 IoCs
pid Process 2364 cditc.exe -
Executes dropped EXE 1 IoCs
pid Process 2364 cditc.exe -
Loads dropped DLL 4 IoCs
pid Process 2744 rundll32.exe 2744 rundll32.exe 2744 rundll32.exe 2744 rundll32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\kywrney\\zfmjf.dll\",GetWindowClass" rundll32.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\e: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\x: rundll32.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 rundll32.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2444 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2744 rundll32.exe 2744 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2744 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2460 837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe 2364 cditc.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 2460 wrote to memory of 2232 2460 837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe 28 PID 2460 wrote to memory of 2232 2460 837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe 28 PID 2460 wrote to memory of 2232 2460 837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe 28 PID 2460 wrote to memory of 2232 2460 837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe 28 PID 2232 wrote to memory of 2444 2232 cmd.exe 30 PID 2232 wrote to memory of 2444 2232 cmd.exe 30 PID 2232 wrote to memory of 2444 2232 cmd.exe 30 PID 2232 wrote to memory of 2444 2232 cmd.exe 30 PID 2232 wrote to memory of 2364 2232 cmd.exe 31 PID 2232 wrote to memory of 2364 2232 cmd.exe 31 PID 2232 wrote to memory of 2364 2232 cmd.exe 31 PID 2232 wrote to memory of 2364 2232 cmd.exe 31 PID 2364 wrote to memory of 2744 2364 cditc.exe 32 PID 2364 wrote to memory of 2744 2364 cditc.exe 32 PID 2364 wrote to memory of 2744 2364 cditc.exe 32 PID 2364 wrote to memory of 2744 2364 cditc.exe 32 PID 2364 wrote to memory of 2744 2364 cditc.exe 32 PID 2364 wrote to memory of 2744 2364 cditc.exe 32 PID 2364 wrote to memory of 2744 2364 cditc.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe"C:\Users\Admin\AppData\Local\Temp\837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2460 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&c:\cditc.exe "C:\Users\Admin\AppData\Local\Temp\837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2232 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- Runs ping.exe
PID:2444
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\??\c:\cditc.exec:\cditc.exe "C:\Users\Admin\AppData\Local\Temp\837183f4fad1d8cf7af5b0474d8e09b0_NeikiAnalytics.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2364 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\kywrney\zfmjf.dll",GetWindowClass c:\cditc.exe4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2744
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
148KB
MD52b90f9e01f08cee0686e6968d3443af3
SHA11895899f91596741dbde32d26db60a6f7836b6eb
SHA256f30a24727c763144f1b2d3966d8e37674168615a91c710fbd834ebe05f5ced22
SHA512f9f4c50c87b2c4562d55b7814afba1037a54a719d777bd1d9c16f409d556bb01e112e1a131d6a14a9253a4b463078938c1e1764d409f9dde8d5cd50280cc4f5e
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Filesize
63KB
MD5bec93912524f50c6f7c943716c7ef02b
SHA169ba8f1dd5a7d6cd94d688c691406cbd54be4486
SHA256032570414587af2303431e8db5d5f4223e0147f4b63a2160b97d9a6ea531bd81
SHA51241fb8970e9007c789227740e81a483bda806470ce25476589a3dfceddaaa60b20d890c37b56f8be83defb2a5b774dbd6c2026fc259884e8acf2971b06041f6a6