b6611ddd973c8da93f822f26ba8eb2eb23b7191a3af445e9a6ae5bd0621b4f2c

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/05/2024, 01:30

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General

Target

79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe
Size

70KB
MD5

79a013822824fc3be193cf68599294f0
SHA1

a28a3b04aeccc5356eb382aff656e3f3de05d0b3
SHA256

b6611ddd973c8da93f822f26ba8eb2eb23b7191a3af445e9a6ae5bd0621b4f2c
SHA512

7d8caa1ca9f1be2c644331ae8e67c8d9050bd45f559b973a82f78a4d04b21ecaa04e1ef73d111904d506ad2cba204a8a91adf0d595a61f955276f0bed453e513
SSDEEP

1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8Dv:Olg35GTslA5t3/w8z

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\AntiVirusDisableNotify = "25600"	elrifeg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	elrifeg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	elrifeg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	elrifeg.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\{484B554C-4249-4255-484B-554C42494255}	elrifeg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{484B554C-4249-4255-484B-554C42494255}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	elrifeg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{484B554C-4249-4255-484B-554C42494255}\IsInstalled = "1"	elrifeg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{484B554C-4249-4255-484B-554C42494255}\StubPath = "C:\\Windows\\system32\\urvixoac-ogoas.exe"	elrifeg.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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	elrifeg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	elrifeg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\ahmodic-eadac.exe"	elrifeg.exe

Executes dropped EXE 2 IoCs

pid	Process
2192	elrifeg.exe
3008	elrifeg.exe

Loads dropped DLL 3 IoCs

pid	Process
1932	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe
1932	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe
2192	elrifeg.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\AntiVirusDisableNotify = "25600"	elrifeg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	elrifeg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	elrifeg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	elrifeg.exe

Modifies WinLogon 2 TTPs 5 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

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

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\elrifeg.exe	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\ahmodic-eadac.exe	elrifeg.exe
File created	C:\Windows\SysWOW64\urvixoac-ogoas.exe	elrifeg.exe
File created	C:\Windows\SysWOW64\ouslibeav.dll	elrifeg.exe
File created	C:\Windows\SysWOW64\elrifeg.exe	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\ahmodic-eadac.exe	elrifeg.exe
File opened for modification	C:\Windows\SysWOW64\urvixoac-ogoas.exe	elrifeg.exe
File opened for modification	C:\Windows\SysWOW64\ouslibeav.dll	elrifeg.exe
File opened for modification	C:\Windows\SysWOW64\elrifeg.exe	elrifeg.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
3008	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe
2192	elrifeg.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1932	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe
Token: SeDebugPrivilege	2192	elrifeg.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 2192	1932	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe	28
PID 1932 wrote to memory of 2192	1932	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe	28
PID 1932 wrote to memory of 2192	1932	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe	28
PID 1932 wrote to memory of 2192	1932	79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe	28
PID 2192 wrote to memory of 436	2192	elrifeg.exe	5
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 3008	2192	elrifeg.exe	29
PID 2192 wrote to memory of 3008	2192	elrifeg.exe	29
PID 2192 wrote to memory of 3008	2192	elrifeg.exe	29
PID 2192 wrote to memory of 3008	2192	elrifeg.exe	29
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21
PID 2192 wrote to memory of 1176	2192	elrifeg.exe	21

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:436

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1176
- C:\Users\Admin\AppData\Local\Temp\79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\79a013822824fc3be193cf68599294f0_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1932
- - C:\Windows\SysWOW64\elrifeg.exe
    "C:\Windows\system32\elrifeg.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:2192
  - - C:\Windows\SysWOW64\elrifeg.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:3008

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\ahmodic-eadac.exe

Filesize
73KB

MD5
6e3ed0bd3b976eb22bb9797b6f4ed72c

SHA1
0c1b684488c7923c6e05b9eb9a19486613583297

SHA256
64486e9816f186192fd85142fd17c85da803293ec70ac214b3fe6a76ff802c97

SHA512
64779e1500527b7fe6084fc40edd42fa9a36362d4cd48a284675645f6e07d563a52629c2297ba6294509c0e2e3c0f113a1d3570c05984da956460d2cf74e3e9a

Download Submit
C:\Windows\SysWOW64\ouslibeav.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
C:\Windows\SysWOW64\urvixoac-ogoas.exe

Filesize
72KB

MD5
691516364c322b38783827b3e8503c95

SHA1
c2393d4610f4ad2be46e6148a52687e48b28aae1

SHA256
5a3720f18f369fdfb54239055015bf4f74c536f66f520cf7f633708a18d4a312

SHA512
0fb72ecd11369464cde1a1f0e86613be945dafda21855e32c9166712399aee7814797327757a0e5ed1875fa0c5c227daa507f65cf8dce38d3381405384c8e1e6

Download Submit
\Windows\SysWOW64\elrifeg.exe

Filesize
70KB

MD5
79a013822824fc3be193cf68599294f0

SHA1
a28a3b04aeccc5356eb382aff656e3f3de05d0b3

SHA256
b6611ddd973c8da93f822f26ba8eb2eb23b7191a3af445e9a6ae5bd0621b4f2c

SHA512
7d8caa1ca9f1be2c644331ae8e67c8d9050bd45f559b973a82f78a4d04b21ecaa04e1ef73d111904d506ad2cba204a8a91adf0d595a61f955276f0bed453e513

Download Submit
memory/1932-10-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2192-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3008-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download