5a9f8b0ac32f5c0ed08c2ef933018f9f5751bc5d6bbb7806eea455fe6aaa715c

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16/05/2024, 04:19

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General

Target

9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe
Size

72KB
MD5

9660b1b5c0645204eb3d39c5d29922a0
SHA1

63121865ad935489f85fda3cf65a89dab35f14fb
SHA256

5a9f8b0ac32f5c0ed08c2ef933018f9f5751bc5d6bbb7806eea455fe6aaa715c
SHA512

9b00d82de05e5ed9b1bd704796356ef7a25521d52c2bf267dea1385f81671220dd495f45e868aed64e7926068e356334ba2b5c8f8595b17ef406308d374b39bd
SSDEEP

1536:xhyzSbfyFejaeYfP9u8K7Jh0yM16y7Y9W:VbfoemeYdu8A0yM16ysU

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	skeakoav.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	skeakoav.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	skeakoav.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	skeakoav.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4B584950-5043-4b46-4B58-495050434b46}	skeakoav.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4B584950-5043-4b46-4B58-495050434b46}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	skeakoav.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4B584950-5043-4b46-4B58-495050434b46}\IsInstalled = "1"	skeakoav.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4B584950-5043-4b46-4B58-495050434b46}\StubPath = "C:\\Windows\\system32\\upheavoc-acex.exe"	skeakoav.exe

Sets file execution options in registry 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	skeakoav.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\ipdehoax.exe"	skeakoav.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	skeakoav.exe

Executes dropped EXE 2 IoCs

pid	Process
1208	skeakoav.exe
2104	skeakoav.exe

Loads dropped DLL 3 IoCs

pid	Process
2304	9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe
2304	9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe
1208	skeakoav.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	skeakoav.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	skeakoav.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	skeakoav.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	skeakoav.exe

Modifies WinLogon 2 TTPs 5 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}	skeakoav.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	skeakoav.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	skeakoav.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\eandesov.dll"	skeakoav.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	skeakoav.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\skeakoav.exe	9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\skeakoav.exe	9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\ipdehoax.exe	skeakoav.exe
File created	C:\Windows\SysWOW64\ipdehoax.exe	skeakoav.exe
File opened for modification	C:\Windows\SysWOW64\eandesov.dll	skeakoav.exe
File created	C:\Windows\SysWOW64\eandesov.dll	skeakoav.exe
File opened for modification	C:\Windows\SysWOW64\skeakoav.exe	skeakoav.exe
File opened for modification	C:\Windows\SysWOW64\upheavoc-acex.exe	skeakoav.exe
File created	C:\Windows\SysWOW64\upheavoc-acex.exe	skeakoav.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
2104	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe
1208	skeakoav.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1208	skeakoav.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 1208	2304	9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe	28
PID 2304 wrote to memory of 1208	2304	9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe	28
PID 2304 wrote to memory of 1208	2304	9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe	28
PID 2304 wrote to memory of 1208	2304	9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe	28
PID 1208 wrote to memory of 424	1208	skeakoav.exe	5
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 2104	1208	skeakoav.exe	29
PID 1208 wrote to memory of 2104	1208	skeakoav.exe	29
PID 1208 wrote to memory of 2104	1208	skeakoav.exe	29
PID 1208 wrote to memory of 2104	1208	skeakoav.exe	29
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21
PID 1208 wrote to memory of 1408	1208	skeakoav.exe	21

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:424

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1408
- C:\Users\Admin\AppData\Local\Temp\9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\9660b1b5c0645204eb3d39c5d29922a0_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\SysWOW64\skeakoav.exe
    "C:\Windows\SysWOW64\skeakoav.exe"
    3⤵
    - Windows security bypass
    - Modifies Installed Components in the registry
    - Sets file execution options in registry
    - Executes dropped EXE
    - Loads dropped DLL
    - Windows security modification
    - Modifies WinLogon
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1208
  - - C:\Windows\SysWOW64\skeakoav.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\eandesov.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
C:\Windows\SysWOW64\ipdehoax.exe

Filesize
73KB

MD5
81df9b8d967c6f165ba3337c6c2429e0

SHA1
58404f75b13a27483e33eb82a7ddb3ca9793d70c

SHA256
271f23fb75c8a5e659770c2eb9ece9e63e89f59f512ba76eaf6d0138ef0365fe

SHA512
30a0cd0826bf367f211f9e14ba77f1ea16d8b19754a07d3a7962e4566f06522ba67c5bf50f003f9933a5a30b55dbe6ab2df0a1738456f8966b4983e5a14094c2

Download Submit
C:\Windows\SysWOW64\upheavoc-acex.exe

Filesize
72KB

MD5
fefb82f0b7f2c13ea33904587fcd8730

SHA1
4ecb2962920890636442547f22777e6713066ce0

SHA256
aae2ad002808d526fdbc2e5e299871a8d593a508ceac1fd2a48321c3d28ab882

SHA512
1cc2d9dea469f238ad26965a318e0f18b08dfffe6418cd7cfb877d0bdacf5ea22181deb2988d4f7784cbc3578cb0be328608d1c5bbe2ec26fa9f41b1056f6a9f

Download Submit
\Windows\SysWOW64\skeakoav.exe

Filesize
70KB

MD5
dcf8466f5aa68005d46f8a51138a6ca4

SHA1
ab77a4c400738d4b0390f14e2bb3087eca59c11c

SHA256
775d462ad0d610b8ff0ef835a8e0efdbb3b36dafc25d66be0082afa6d18bf1b9

SHA512
50283f4aab67625b3e6b41574f5096dcc119d13adc5be721139bef1edc349b365932f283102f1eea9bd2703b0f2be5396905a41edb0d92a93ac2d2b59dab0074

Download Submit
memory/1208-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2104-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2304-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download