5756cb9b1dc52ee8b8c49c52644353e391a09eaa872a6aa119c2bf893b8f43d1

General

Target

1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe
Size

109KB
MD5

1d7bc766034a063613f8db42e59df4f0
SHA1

9b11fd2fdfe1bb18559b6d66d7023b2ecf8be025
SHA256

5756cb9b1dc52ee8b8c49c52644353e391a09eaa872a6aa119c2bf893b8f43d1
SHA512

726e3c675aae13a53a0e14b25b712dfa3701843024e864ec174afec9df044b30446e367f2ea6bb1acf8a61dda2216ab7ead6e93fc40040e6e08d963e1a1b2082
SSDEEP

1536:TRiAXaKD5grAhdVA2VukXKzMf3liaL+SWzR+fy1ZZosMiZ7RtEsH:liAXaKDLVaroj6SWzosZGyRtEs

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 9 IoCs

flow	pid	Process
24	4520	rundll32.exe
31	4520	rundll32.exe
32	4520	rundll32.exe
33	4520	rundll32.exe
44	4520	rundll32.exe
45	4520	rundll32.exe
53	4520	rundll32.exe
66	4520	rundll32.exe
72	4520	rundll32.exe

Deletes itself 1 IoCs

pid	Process
3908	oimhv.exe

Executes dropped EXE 1 IoCs

pid	Process
3908	oimhv.exe

Loads dropped DLL 1 IoCs

pid	Process
4520	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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\awktl\\rdfvz.dll\",GetWindowClass"	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)	\??\e:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\z:	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
4756	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4520	rundll32.exe
4520	rundll32.exe
4520	rundll32.exe
4520	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4520	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4876	1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe
3908	oimhv.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 1800	4876	1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe	84
PID 4876 wrote to memory of 1800	4876	1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe	84
PID 4876 wrote to memory of 1800	4876	1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe	84
PID 1800 wrote to memory of 4756	1800	cmd.exe	86
PID 1800 wrote to memory of 4756	1800	cmd.exe	86
PID 1800 wrote to memory of 4756	1800	cmd.exe	86
PID 1800 wrote to memory of 3908	1800	cmd.exe	89
PID 1800 wrote to memory of 3908	1800	cmd.exe	89
PID 1800 wrote to memory of 3908	1800	cmd.exe	89
PID 3908 wrote to memory of 4520	3908	oimhv.exe	90
PID 3908 wrote to memory of 4520	3908	oimhv.exe	90
PID 3908 wrote to memory of 4520	3908	oimhv.exe	90

C:\Users\Admin\AppData\Local\Temp\1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\oimhv.exe "C:\Users\Admin\AppData\Local\Temp\1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1800
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - Runs ping.exe
    PID:4756
- - \??\c:\oimhv.exe
    c:\oimhv.exe "C:\Users\Admin\AppData\Local\Temp\1d7bc766034a063613f8db42e59df4f0_NeikiAnalytics.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3908
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\awktl\rdfvz.dll",GetWindowClass c:\oimhv.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:4520

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:\oimhv.exe

Filesize
109KB

MD5
37a42d83382557c4d4ec3b717ba1e065

SHA1
5d01e56fb222c14c91032225e0222f50e4d8bab1

SHA256
cf3a75b4b260af4335c9ee28f6c6d38282761d2eff58ffbf5f46e8f5f2f4f2d6

SHA512
17285f3dc4bc1828dfaa2a9af600b1a8cc29174e46b4ae4725321bcd252afd1206202ab67e88d58e098909b390493d65892c5384fb499f3679320fdbd04fb6e1

Download Submit
\??\c:\awktl\rdfvz.dll

Filesize
63KB

MD5
06c39ca503305efbf7274f6bf9394f28

SHA1
bec4daadab49f1f58a951d9cc1b2d7c1e2ae8450

SHA256
19f33ba32f20dae1ea6a6b87824dc8e3e74527b34f9cd01a6e4f67e3e79dd867

SHA512
e6c8b19892b5ce5108909824ad37b0fe0eed2459939f0249133bf3e3c1470308d6d51aa3fbf42aabcbf37bb2412c8a27bff445e23dc0495910ec5f445055d931

Download Submit
memory/3908-6-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3908-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4520-11-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/4520-12-0x00000000006A0000-0x00000000006A2000-memory.dmp

Filesize
8KB

Download
memory/4520-13-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/4520-15-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/4520-17-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download
memory/4876-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4876-2-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads