0807d38e0c546c8035dbf8f1e23aa31617cb30f697c0c4680aebafabc7313e8d

General

Target

5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe
Size

88KB
MD5

5671b4dc3a53d88e9da2a903c7f27110
SHA1

553802c1856479318a5ea5eed75b26a9c6d5f32c
SHA256

0807d38e0c546c8035dbf8f1e23aa31617cb30f697c0c4680aebafabc7313e8d
SHA512

7c2ffefbb1afc385cd85229d3d8d73441ecbdc17419ff7c4a8087114c559a69b1f47bc4cea4ce43dfdf54c12d4c39ced2ffc44b39f3381a373ca1b275e9d1a80
SSDEEP

1536:8gDktLw4rO10tMrlk3SJDlf98jqP+8il3CxOeZIckWlmypj:uLRrO10TiJD9yjqrilyxOuPpj

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 4 IoCs

flow	pid	Process
5	2536	rundll32.exe
6	2536	rundll32.exe
10	2536	rundll32.exe
12	2536	rundll32.exe

Deletes itself 1 IoCs

pid	Process
1680	wwucj.exe

Executes dropped EXE 1 IoCs

pid	Process
1680	wwucj.exe

Loads dropped DLL 6 IoCs

pid	Process
1716	cmd.exe
1716	cmd.exe
2536	rundll32.exe
2536	rundll32.exe
2536	rundll32.exe
2536	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\yqlcr\\ohjjoilh.dll\",QueryPluginInterface"	rundll32.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\e:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\m:	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)	\??\v:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\w:	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.

bootkit persistence

Bootkit

T1542.003

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.

Query Registry

T1012

System Information Discovery

T1082

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

Remote System Discovery

T1018

pid	Process
1732	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2536	rundll32.exe
2536	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2536	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2040	5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe
1680	wwucj.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 1716	2040	5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe	28
PID 2040 wrote to memory of 1716	2040	5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe	28
PID 2040 wrote to memory of 1716	2040	5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe	28
PID 2040 wrote to memory of 1716	2040	5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe	28
PID 1716 wrote to memory of 1732	1716	cmd.exe	30
PID 1716 wrote to memory of 1732	1716	cmd.exe	30
PID 1716 wrote to memory of 1732	1716	cmd.exe	30
PID 1716 wrote to memory of 1732	1716	cmd.exe	30
PID 1716 wrote to memory of 1680	1716	cmd.exe	31
PID 1716 wrote to memory of 1680	1716	cmd.exe	31
PID 1716 wrote to memory of 1680	1716	cmd.exe	31
PID 1716 wrote to memory of 1680	1716	cmd.exe	31
PID 1680 wrote to memory of 2536	1680	wwucj.exe	32
PID 1680 wrote to memory of 2536	1680	wwucj.exe	32
PID 1680 wrote to memory of 2536	1680	wwucj.exe	32
PID 1680 wrote to memory of 2536	1680	wwucj.exe	32
PID 1680 wrote to memory of 2536	1680	wwucj.exe	32
PID 1680 wrote to memory of 2536	1680	wwucj.exe	32
PID 1680 wrote to memory of 2536	1680	wwucj.exe	32

C:\Users\Admin\AppData\Local\Temp\5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\wwucj.exe "C:\Users\Admin\AppData\Local\Temp\5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1716
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - Runs ping.exe
    PID:1732
- - C:\Users\Admin\AppData\Local\Temp\wwucj.exe
    C:\Users\Admin\AppData\Local\Temp\\wwucj.exe "C:\Users\Admin\AppData\Local\Temp\5671b4dc3a53d88e9da2a903c7f27110_NeikiAnalytics.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1680
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\yqlcr\ohjjoilh.dll",QueryPluginInterface C:\Users\Admin\AppData\Local\Temp\wwucj.exe
      4⤵
      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:2536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\yqlcr\ohjjoilh.dll

Filesize
44KB

MD5
0f12a7d509b2c9bb9b4cd6d8a0325e86

SHA1
f5fb59ad4f0633d115b06f35a2dc161dc4367157

SHA256
9111c1eb1f0b59dcd49cfd5a0abc0ba100ac59a3bcae8623ff091dfdc46fed3c

SHA512
e3c84a643ff0a2627daba8a056221985a472aaf07bade61b3e9459db4bfc8792c1347606911e3fcc01581508004b18b5435bcccd5e7617cc6d091f37a5f42e7f

Download Submit
\Users\Admin\AppData\Local\Temp\wwucj.exe

Filesize
88KB

MD5
107d44862214cd3b4a7356efa03a3072

SHA1
27aac6221f5b1fbca60ec515d1bfef533230f86b

SHA256
bae1d6369ece1deceaddfedbd6b3b32a331c7d92c0ec6bd80acbf53f7f13015c

SHA512
6d68e783d9667712c634a4fa34b30a304f203a0fd1bfe94d40b8511d2a5358fc1af497256e9291bf84719fe32195c8d15979ef135aa3264b741c378f188c1ee2

Download Submit
memory/1680-10-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1716-6-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1716-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2040-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2040-2-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2536-16-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/2536-17-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/2536-18-0x0000000010020000-0x0000000010021000-memory.dmp

Filesize
4KB

Download
memory/2536-19-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/2536-20-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/2536-21-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads