3c8e9e73fef15cb004f4eaee359a31f7bf3cdbb3139062a6c9174f53e6c31860

General

Target

46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe
Size

73KB
MD5

46bc3fdaaba1df17bfa2b307f3cca530
SHA1

67f09a0f8aeea26c9a6c7c064e6d6c5e7ad4c21b
SHA256

3c8e9e73fef15cb004f4eaee359a31f7bf3cdbb3139062a6c9174f53e6c31860
SHA512

3d7e87e19b40225bdb934afa6b2076debc6202f657db4a3e7bc815480df8d17cc59ba6ed0193e76282d5e4c4c58d5110a1e2c4031c0abc4bbba0f7ab30a0c36d
SSDEEP

1536:xE52iwhqb1tqObPvZkcUbSpx7/wteyNjLS:20PhqZ/TvZtYSXceKnS

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

Processes:

arvageg.exe

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

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

arvageg.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{495A4B43-4b4f-5450-495A-4B434B4F5450}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	arvageg.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{495A4B43-4b4f-5450-495A-4B434B4F5450}\IsInstalled = "1"	arvageg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{495A4B43-4b4f-5450-495A-4B434B4F5450}\StubPath = "C:\\Windows\\system32\\igbemit.exe"	arvageg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{495A4B43-4b4f-5450-495A-4B434B4F5450}	arvageg.exe

Sets file execution options in registry 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

arvageg.exe

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

Executes dropped EXE 2 IoCs

Processes:

arvageg.exearvageg.exe

pid process

1812 arvageg.exe
2608 arvageg.exe
Loads dropped DLL 3 IoCs

Processes:

46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exearvageg.exe

pid process

2172 46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe
2172 46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe
1812 arvageg.exe

pid	process
2172	46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe
2172	46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe
1812	arvageg.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

arvageg.exe

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

Modifies WinLogon 2 TTPs 5 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

arvageg.exe

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

Drops file in System32 directory 9 IoCs

Processes:

46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exearvageg.exe

description	ioc	process
File created	C:\Windows\SysWOW64\arvageg.exe	46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\ibguvoop.exe	arvageg.exe
File opened for modification	C:\Windows\SysWOW64\igbemit.exe	arvageg.exe
File created	C:\Windows\SysWOW64\igbemit.exe	arvageg.exe
File opened for modification	C:\Windows\SysWOW64\eadxeakom-easur.dll	arvageg.exe
File created	C:\Windows\SysWOW64\eadxeakom-easur.dll	arvageg.exe
File opened for modification	C:\Windows\SysWOW64\arvageg.exe	46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\arvageg.exe	arvageg.exe
File created	C:\Windows\SysWOW64\ibguvoop.exe	arvageg.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

arvageg.exearvageg.exe

pid	process
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
2608	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe
1812	arvageg.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

arvageg.exe

description pid process

Token: SeDebugPrivilege 1812 arvageg.exe

description	pid	process
Token: SeDebugPrivilege	1812	arvageg.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exearvageg.exe

description	pid	process	target process
PID 2172 wrote to memory of 1812	2172	46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe	arvageg.exe
PID 2172 wrote to memory of 1812	2172	46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe	arvageg.exe
PID 2172 wrote to memory of 1812	2172	46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe	arvageg.exe
PID 2172 wrote to memory of 1812	2172	46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe	arvageg.exe
PID 1812 wrote to memory of 428	1812	arvageg.exe	winlogon.exe
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 2608	1812	arvageg.exe	arvageg.exe
PID 1812 wrote to memory of 2608	1812	arvageg.exe	arvageg.exe
PID 1812 wrote to memory of 2608	1812	arvageg.exe	arvageg.exe
PID 1812 wrote to memory of 2608	1812	arvageg.exe	arvageg.exe
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE
PID 1812 wrote to memory of 1212	1812	arvageg.exe	Explorer.EXE

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:428

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\46bc3fdaaba1df17bfa2b307f3cca530_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\arvageg.exe
    "C:\Windows\SysWOW64\arvageg.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:1812
  - - C:\Windows\SysWOW64\arvageg.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

3

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\eadxeakom-easur.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

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

Filesize
74KB

MD5
4c36803c51fa823bbf8de6c823ed9af3

SHA1
4c3f1d3f96d56b4a13367c1628727c9373fc6109

SHA256
ce9fa3d01185f9dde6082fbcd456dbec763538161f2cfb45f6f0e3fc487b3943

SHA512
ca6e0e3d453e6bd7ea1c5f61a010ef7b208c68900177a6cbe71ca5a9e1d3ffcff4a36299b5c40f081ab0e4ce1a65e0d6827aa1dfce015eb2fdbe41a3e7cfd393

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

Filesize
73KB

MD5
52fb20aeb6b5876f0ee8441182e5f8f5

SHA1
dbd30227d01d201f74dc4c4ecae55289dc2c61d5

SHA256
a126f2fe8a49d648c4da5a7b27ec6afba7aba81e7009705bc65521a313eac9e4

SHA512
afaca884a5262889c11f0bc6b048ab3199886cb0eca103e0895ff58d81d5804926a3d2075a105ceb570fb8077859c086b1b767710899be8f6297c6dc74d6b53b

Download Submit
\Windows\SysWOW64\arvageg.exe

Filesize
70KB

MD5
3b8f8a1b220eec744f8e6c78a25fda71

SHA1
043dfe138d3e07347ed8950b1d5cd085f0267e92

SHA256
ecabc85aa4e2f1d4b123d95e69ad897e27f79810dad7ad3c813f2d35b1412b0d

SHA512
e40f6b42e837e1be723d15da51160ce1e1f0a43582b94464e6340a419450c7b959a04ad04b10035883df69db232c5f4e5d11c6690daddd105fe092ea356d9ce2

Download Submit
memory/1812-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2172-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2608-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads