95e0b57e535920ce8a194b735c28f8e802278d9c0e7d299ae29bb9b999d02d55

Analysis

max time kernel
142s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
03/06/2024, 07:05

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General

Target
9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe
Size 484KB
Sample240603-hwpabsgg43
SHA256 95e0b57e535920ce8a194b735c28f8e802278d9c0e7d299ae29bb9b999d02d55
MD5 9f9e73af83dd502350ae96ddc11c07e0
SHA1 486d4448acc54de83c59aaeee692a8b461a07261
SHA512 db78de382eceaec329471bcd260d7637b2b65358f6c07af2da8f39e4da6174bc90a31dc28208eda9a0be2866cc39c014ea1301a9aea650b275a84cbc1b50ab2c
SSDEEP 6144:g5u5eG44AeJ2ssftlVN+zBfGrSWm+omDAgQsSygGG2IszBAU:Cu5eG4bsilNoGSJ+omDAdsWGLTVr
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

bootkit persistence spyware stealer upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1664	ijitw.exe

Executes dropped EXE 2 IoCs

pid	Process
1664	ijitw.exe
5984	viacxznbg.exe

Loads dropped DLL 1 IoCs

pid	Process
5984	viacxznbg.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

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x00090000000233e4-2.dat	upx

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-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wfl = "c:\\Program Files\\emuut\\viacxznbg.exe \"c:\\Program Files\\emuut\\viacxznbg.dll\",WriteErrorLog"	viacxznbg.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)	\??\h:	viacxznbg.exe
File opened (read-only)	\??\k:	viacxznbg.exe
File opened (read-only)	\??\n:	viacxznbg.exe
File opened (read-only)	\??\r:	viacxznbg.exe
File opened (read-only)	\??\v:	viacxznbg.exe
File opened (read-only)	\??\i:	viacxznbg.exe
File opened (read-only)	\??\j:	viacxznbg.exe
File opened (read-only)	\??\l:	viacxznbg.exe
File opened (read-only)	\??\s:	viacxznbg.exe
File opened (read-only)	\??\t:	viacxznbg.exe
File opened (read-only)	\??\p:	viacxznbg.exe
File opened (read-only)	\??\q:	viacxznbg.exe
File opened (read-only)	\??\w:	viacxznbg.exe
File opened (read-only)	\??\a:	viacxznbg.exe
File opened (read-only)	\??\b:	viacxznbg.exe
File opened (read-only)	\??\e:	viacxznbg.exe
File opened (read-only)	\??\g:	viacxznbg.exe
File opened (read-only)	\??\o:	viacxznbg.exe
File opened (read-only)	\??\x:	viacxznbg.exe
File opened (read-only)	\??\z:	viacxznbg.exe
File opened (read-only)	\??\m:	viacxznbg.exe
File opened (read-only)	\??\u:	viacxznbg.exe
File opened (read-only)	\??\y:	viacxznbg.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	viacxznbg.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	\??\c:\Program Files\emuut\viacxznbg.dll	ijitw.exe
File created	\??\c:\Program Files\emuut\viacxznbg.exe	ijitw.exe
File opened for modification	\??\c:\Program Files\emuut\viacxznbg.exe	ijitw.exe
File opened for modification	\??\c:\Program Files\emuut	ijitw.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	viacxznbg.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	viacxznbg.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1008	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5984	viacxznbg.exe
5984	viacxznbg.exe
5984	viacxznbg.exe
5984	viacxznbg.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5984	viacxznbg.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4872	9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe
1664	ijitw.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4872 wrote to memory of 1308	4872	9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe	83
PID 4872 wrote to memory of 1308	4872	9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe	83
PID 4872 wrote to memory of 1308	4872	9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe	83
PID 1308 wrote to memory of 1008	1308	cmd.exe	85
PID 1308 wrote to memory of 1008	1308	cmd.exe	85
PID 1308 wrote to memory of 1008	1308	cmd.exe	85
PID 1308 wrote to memory of 1664	1308	cmd.exe	87
PID 1308 wrote to memory of 1664	1308	cmd.exe	87
PID 1308 wrote to memory of 1664	1308	cmd.exe	87
PID 1664 wrote to memory of 5984	1664	ijitw.exe	88
PID 1664 wrote to memory of 5984	1664	ijitw.exe	88
PID 1664 wrote to memory of 5984	1664	ijitw.exe	88

C:\Users\Admin\AppData\Local\Temp\9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4872
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ijitw.exe "C:\Users\Admin\AppData\Local\Temp\9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1308
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - Runs ping.exe
    PID:1008
- - C:\Users\Admin\AppData\Local\Temp\ijitw.exe
    C:\Users\Admin\AppData\Local\Temp\\ijitw.exe "C:\Users\Admin\AppData\Local\Temp\9f9e73af83dd502350ae96ddc11c07e0_NeikiAnalytics.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1664
  - - \??\c:\Program Files\emuut\viacxznbg.exe
      "c:\Program Files\emuut\viacxznbg.exe" "c:\Program Files\emuut\viacxznbg.dll",WriteErrorLog C:\Users\Admin\AppData\Local\Temp\ijitw.exe
      4⤵
      Executes dropped EXE
      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:5984

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

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

viacxznbg.exe

Path C:\Program Files\emuut\viacxznbg.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

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ijitw.exe

Path C:\Users\Admin\AppData\Local\Temp\ijitw.exe
Size 484KB
SHA256 6f9f04db41de0571d4a32fa4e35af21173011deeba0c4d2742381006cd7fc568
MD5 7702f519cfe46374a931e45084fb8e38
SHA1 f986474f892bce18482057c2d2f5738b7c6f57a6
SHA512 475f57b8a215ae5ef9b3efef614c9ba1bcf731e1def2d023067995d06866fabc3f5afe40fb56b6a98f3062c734e4dea84cbba78cc4ac5afb38010cb97f18f995
SSDEEP 6144:g5u5eG44AeJ2ssftlVN+zBfGrSWm+omDAgQsSygGG2IszBATf:Cu5eG4bsilNoGSJ+omDAdsWGLTVAf
MD5 SHA1 SHA512 SSDEEP

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viacxznbg.dll

Path \??\c:\Program Files\emuut\viacxznbg.dll
Size 181KB
SHA256 49f725ecf019378b5498ebbdc853a3db00b22c2f24d8cc3ffc858e4e79f8f883
MD5 5ae9c0b28843cf055513067bf7361539
SHA1 47ad8ef15b7b207561d50c4bf64f4f4ea2494d6d
SHA512 01cfea1700fcf7aab75cabb09dcbbbf77304cd84ccbdb34a845378af44ed9b3eb484b0678f3cd36ee3d165a10a1a55eb5d481b3063a9d8281a4747f7ad457a09
SSDEEP 3072:mVOVK9crNdChBpaHwHjHDgy5fpjUthLI60ttH8Ra4KvqDUhYJ9f6zfvLsSi7:gq5dkpaHwH7kyzjUCttH8Ra7vNQoznLc
MD5 SHA1 SHA512 SSDEEP

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memory/5984-11-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5984-12-0x0000000002E50000-0x0000000002E52000-memory.dmp

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memory/5984-13-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5984-15-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5984-17-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5984-19-0x0000000002E50000-0x0000000002E52000-memory.dmp

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memory/5984-20-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5984-22-0x0000000010000000-0x000000001004E000-memory.dmp

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memory/5984-28-0x0000000010000000-0x000000001004E000-memory.dmp

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