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Analysis
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max time kernel
142s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
24/06/2024, 00:37
Static task
static1
Behavioral task
behavioral1
Sample
24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe
Resource
win10v2004-20240508-en
General
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Target
24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe
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Size
147KB
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MD5
ef0766854fd2753c0367932164315a60
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SHA1
a89a2a2ae452de42e9244ded8c0ea8b9b27c1421
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SHA256
24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1
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SHA512
c3b92a29c4402a466617d603edecda6cc40757261b5e60474b6b737ea237a34651f5e563996ff70c2e347244d5848b1a593c94c92e55af470d751b80d6c3f3f6
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SSDEEP
1536:fli0XaKn5gYkqDqgEeEHgUyQLrdcUcsA08IzYJzKsoVXOeqD7hi/x0rTE86mwYUi:di0XaKncqY31L2WXb0E86mwYUi
Malware Config
Signatures
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Blocklisted process makes network request 10 IoCs
flow pid Process 3 2420 rundll32.exe 7 2420 rundll32.exe 8 2420 rundll32.exe 9 2420 rundll32.exe 10 2420 rundll32.exe 13 2420 rundll32.exe 14 2420 rundll32.exe 15 2420 rundll32.exe 17 2420 rundll32.exe 18 2420 rundll32.exe -
resource yara_rule behavioral1/files/0x002f0000000161ee-10.dat aspack_v212_v242 -
Deletes itself 1 IoCs
pid Process 2676 kjtjenswd.exe -
Executes dropped EXE 1 IoCs
pid Process 2676 kjtjenswd.exe -
Loads dropped DLL 4 IoCs
pid Process 2420 rundll32.exe 2420 rundll32.exe 2420 rundll32.exe 2420 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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\uvkzg\\gkxsl.dll\",AbortProc" 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) \??\o: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\q: 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) \??\e: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\y: 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 2904 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2420 rundll32.exe 2420 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2420 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2836 24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe 2676 kjtjenswd.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 2836 wrote to memory of 2096 2836 24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe 28 PID 2836 wrote to memory of 2096 2836 24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe 28 PID 2836 wrote to memory of 2096 2836 24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe 28 PID 2836 wrote to memory of 2096 2836 24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe 28 PID 2096 wrote to memory of 2904 2096 cmd.exe 30 PID 2096 wrote to memory of 2904 2096 cmd.exe 30 PID 2096 wrote to memory of 2904 2096 cmd.exe 30 PID 2096 wrote to memory of 2904 2096 cmd.exe 30 PID 2096 wrote to memory of 2676 2096 cmd.exe 31 PID 2096 wrote to memory of 2676 2096 cmd.exe 31 PID 2096 wrote to memory of 2676 2096 cmd.exe 31 PID 2096 wrote to memory of 2676 2096 cmd.exe 31 PID 2676 wrote to memory of 2420 2676 kjtjenswd.exe 32 PID 2676 wrote to memory of 2420 2676 kjtjenswd.exe 32 PID 2676 wrote to memory of 2420 2676 kjtjenswd.exe 32 PID 2676 wrote to memory of 2420 2676 kjtjenswd.exe 32 PID 2676 wrote to memory of 2420 2676 kjtjenswd.exe 32 PID 2676 wrote to memory of 2420 2676 kjtjenswd.exe 32 PID 2676 wrote to memory of 2420 2676 kjtjenswd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe"C:\Users\Admin\AppData\Local\Temp\24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2836 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&c:\kjtjenswd.exe "C:\Users\Admin\AppData\Local\Temp\24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2096 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- Runs ping.exe
PID:2904
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\??\c:\kjtjenswd.exec:\kjtjenswd.exe "C:\Users\Admin\AppData\Local\Temp\24843d8ae5c65b26c6409035b96d988757db794bb813ac34798255d15b2e4bb1_NeikiAnalytics.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2676 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\uvkzg\gkxsl.dll",AbortProc c:\kjtjenswd.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:2420
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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
147KB
MD564e4724442177ead1ea6b5aeca97158e
SHA1ae3ebcceb2824f17fa0efa1cc38a3fa6642aceb7
SHA256510769702e434cfc3b1d7d0c671cecb21fc5a59c8d34b393b1a6fbd6fd01277f
SHA5124bf8bb9ad02d8117f94cf83faa87f981e5cf455e4eeb959e79b8ebe76fd1262e594de553c5029c9f8aef24b3fa86b27dc99e3402c273a0130dca912fc72cb482
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Filesize
87KB
MD5a2c2137ff7abf6be6bcae4252c394a69
SHA107b402104df563f9486c2eef975fee70f65a5145
SHA25637ab4b7ee8f6b61c3854af4ed4676fd0d69f0260fb1296ad75e57aa08e1eeb03
SHA5125d05ed7c55bee8f41502acaea3d41fcf4421ad641d43f0b97b4cdc8fe584983da7712c561a53b708e88391df7929914746115700ae733155418693bcec6989a9