f5c53268ac1fa948e4521bee71c8476411abe8a299e29436ed077c26fb0fa633

General

Target

78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe
Size

66KB
MD5

78be1bd781eda78d3bf9498afd08cb20
SHA1

3f463dd6c95369c93fdb8fd22049cd143682ff87
SHA256

f5c53268ac1fa948e4521bee71c8476411abe8a299e29436ed077c26fb0fa633
SHA512

9b9438094353e3fb84bdd78822a5387aa8bcf069f6c947b77ee44f78b3484f9bff2ad787b7b62d1f21fe20d6ccc6b9f7e9977c16dee584c4beb2462a60356505
SSDEEP

1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiN:IeklMMYJhqezw/pXzH9iN

Score

10^/10

Malware Config

Signatures

Detects BazaLoader malware 1 IoCs

BazaLoader is a trojan that transmits logs to the Command and Control (C2) server, encoding them in BASE64 format through GET requests.

trojan

Processes:

resource	yara_rule
behavioral1/memory/2752-56-0x0000000072940000-0x0000000072A93000-memory.dmp	BazaLoader

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

svchost.exeexplorer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe"	explorer.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Processes:

explorer.exesvchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	svchost.exe

Modifies Installed Components in the registry 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exeexplorer.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR"	svchost.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}	svchost.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR"	explorer.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR"	svchost.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}	svchost.exe

Executes dropped EXE 4 IoCs

Processes:

explorer.exespoolsv.exesvchost.exespoolsv.exe

pid process

2948 explorer.exe
2724 spoolsv.exe
2752 svchost.exe
2580 spoolsv.exe

pid	process
2948	explorer.exe
2724	spoolsv.exe
2752	svchost.exe
2580	spoolsv.exe

Loads dropped DLL 8 IoCs

Processes:

78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exeexplorer.exespoolsv.exesvchost.exe

pid	process
568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe
568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe
2948	explorer.exe
2948	explorer.exe
2724	spoolsv.exe
2724	spoolsv.exe
2752	svchost.exe
2752	svchost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

explorer.exesvchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\system\\explorer.exe RO"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\system\\svchost.exe RO"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\system\\explorer.exe RO"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\system\\svchost.exe RO"	svchost.exe

Drops file in Windows directory 6 IoCs

Processes:

78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exeexplorer.exespoolsv.exesvchost.exe

description	ioc	process
File opened for modification	\??\c:\windows\system\explorer.exe	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe
File opened for modification	\??\c:\windows\system\spoolsv.exe	explorer.exe
File opened for modification	\??\c:\windows\system\svchost.exe	spoolsv.exe
File opened for modification	\??\c:\windows\system\explorer.exe	explorer.exe
File opened for modification	\??\c:\windows\system\svchost.exe	svchost.exe
File opened for modification	C:\Windows\system\udsys.exe	explorer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exeexplorer.exesvchost.exe

pid	process
568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe
2948	explorer.exe
2948	explorer.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2948	explorer.exe
2752	svchost.exe
2752	svchost.exe
2948	explorer.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe
2752	svchost.exe
2948	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

explorer.exesvchost.exe

pid process

2948 explorer.exe
2752 svchost.exe

pid	process
2948	explorer.exe
2752	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exeexplorer.exespoolsv.exesvchost.exespoolsv.exe

pid	process
568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe
568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe
2948	explorer.exe
2948	explorer.exe
2724	spoolsv.exe
2724	spoolsv.exe
2752	svchost.exe
2752	svchost.exe
2580	spoolsv.exe
2580	spoolsv.exe
2948	explorer.exe
2948	explorer.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exeexplorer.exespoolsv.exesvchost.exe

description	pid	process	target process
PID 568 wrote to memory of 2948	568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe	explorer.exe
PID 568 wrote to memory of 2948	568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe	explorer.exe
PID 568 wrote to memory of 2948	568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe	explorer.exe
PID 568 wrote to memory of 2948	568	78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe	explorer.exe
PID 2948 wrote to memory of 2724	2948	explorer.exe	spoolsv.exe
PID 2948 wrote to memory of 2724	2948	explorer.exe	spoolsv.exe
PID 2948 wrote to memory of 2724	2948	explorer.exe	spoolsv.exe
PID 2948 wrote to memory of 2724	2948	explorer.exe	spoolsv.exe
PID 2724 wrote to memory of 2752	2724	spoolsv.exe	svchost.exe
PID 2724 wrote to memory of 2752	2724	spoolsv.exe	svchost.exe
PID 2724 wrote to memory of 2752	2724	spoolsv.exe	svchost.exe
PID 2724 wrote to memory of 2752	2724	spoolsv.exe	svchost.exe
PID 2752 wrote to memory of 2580	2752	svchost.exe	spoolsv.exe
PID 2752 wrote to memory of 2580	2752	svchost.exe	spoolsv.exe
PID 2752 wrote to memory of 2580	2752	svchost.exe	spoolsv.exe
PID 2752 wrote to memory of 2580	2752	svchost.exe	spoolsv.exe
PID 2752 wrote to memory of 1800	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 1800	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 1800	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 1800	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 1308	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 1308	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 1308	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 1308	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 792	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 792	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 792	2752	svchost.exe	at.exe
PID 2752 wrote to memory of 792	2752	svchost.exe	at.exe

C:\Users\Admin\AppData\Local\Temp\78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\78be1bd781eda78d3bf9498afd08cb20_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:568

\??\c:\windows\system\explorer.exe
c:\windows\system\explorer.exe
2⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Modifies Installed Components in the registry
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2948

\??\c:\windows\system\spoolsv.exe
c:\windows\system\spoolsv.exe SE
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2724

\??\c:\windows\system\svchost.exe
c:\windows\system\svchost.exe
4⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Modifies Installed Components in the registry
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2752

\??\c:\windows\system\spoolsv.exe
c:\windows\system\spoolsv.exe PR
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2580

C:\Windows\SysWOW64\at.exe
at 02:35 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
5⤵
PID:1800

C:\Windows\SysWOW64\at.exe
at 02:36 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
5⤵
PID:1308

C:\Windows\SysWOW64\at.exe
at 02:37 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
5⤵
PID:792

MITRE ATT&CK Matrix ATT&CK v13

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

Modify Registry

4

T1112

Hide Artifacts

1

T1564

Hidden Files and Directories

1

T1564.001

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Roaming\mrsys.exe
Filesize
66KB

MD5
e7543d0c3320f0c40adf49d24f07f078

SHA1
f8f50c938547defe908eeee3467b0da2ca37545b

SHA256
781e6917e8c616e0fe76d7e9c047ce13a0424b86bc646a760f19da4369c1138d

SHA512
9181ed4c582f8ba52459642c303e13e6aa68d5bf6bb6f9ce1c8404ce82c089394d7790af53e7076c6ce6f29ce7cbec02feb585148dedc74ee9bde8d1ce6e30f8

Download Submit
\Windows\system\explorer.exe
Filesize
66KB

MD5
d37f16b52cbf1fc5e2e45961580a2438

SHA1
b4878f8bac611a57dd0b006c3a73b04ce42be015

SHA256
624fc5246c4a28740d0bf102387dfdae0a1c494fc0155c45bf5aa06d61291adf

SHA512
65fe25edd0556c70ded935613018fa0ef34e13b84073d0d59b4103b7cdecdcf7856f7a0946ab12e5c33d453e69aae6b2b3b18ae33d655231958a13e10b07f32c

Download Submit
\Windows\system\spoolsv.exe
Filesize
66KB

MD5
84d9361a83e3b5583426a64df62dee5b

SHA1
1e8e018c95798399b44c4d72417384d8d853f6f2

SHA256
39eaf9ef9a8ddb689819023d292152651f35b91b508afee3932d7c8129b26659

SHA512
5a4e0ef2e3e2e4ce12bba2ef70485fead2ea190ba30a7074e2a49b6cc225285d2ea7f7c7aed45e7c4f9b0598930dba5a77a1d0bed4df0403944a9a947ca0d958

Download Submit
\Windows\system\svchost.exe
Filesize
66KB

MD5
79f8b5633122c63f297c88a2441c0370

SHA1
714cee26c136f4ede18adc15c9af981d9a5078d9

SHA256
b0a1148afe3fabeaa36ff4b6df436ae5246340d522c39f3afbb4a865ce75ee08

SHA512
ee84a79fae5e521a20010aef8b3a3453288946c99e6cf57333684d3465ef8fd025848291cbb296e01894300e43bb8e55506a7899dac2ce6ed1edb203a4d59753

Download Submit
memory/568-16-0x0000000001DD0000-0x0000000001E01000-memory.dmp

Filesize
196KB

Download
memory/568-4-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/568-1-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/568-3-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/568-79-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/568-80-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/568-2-0x0000000000020000-0x0000000000024000-memory.dmp

Filesize
16KB

Download
memory/568-0-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/568-55-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/2580-73-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2580-67-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2724-77-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2724-43-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2724-53-0x0000000002690000-0x00000000026C1000-memory.dmp

Filesize
196KB

Download
memory/2724-38-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2724-37-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2752-56-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2752-60-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2752-66-0x0000000001E40000-0x0000000001E71000-memory.dmp

Filesize
196KB

Download
memory/2752-85-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2948-36-0x0000000002720000-0x0000000002751000-memory.dmp

Filesize
196KB

Download
memory/2948-23-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2948-19-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2948-18-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2948-82-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2948-83-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2948-35-0x0000000002720000-0x0000000002751000-memory.dmp

Filesize
196KB

Download
memory/2948-94-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads