46dc49be65d7165e2a6009854a4f27f0088230199e61e0555cb1bd266535874a

Analysis

max time kernel
24s
max time network
36s
platform
windows7_x64
resource
win7v200722
submitted
11-08-2020 12:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

foo/acf0b7f4fe980501192187bb9b8e20c4.exe

Score

8^/10

evasion persistence trojan

Malware Config

Signatures

Executes dropped EXE 20 IoCs

pid	Process
1520	netio.exe
1744	netio.exe
1760	netio.exe
1364	netio.exe
1836	netio.exe
1400	netio.exe
1876	netio.exe
1900	netio.exe
1904	netio.exe
1916	netio.exe
268	netio.exe
1844	netio.exe
564	netio.exe
788	netio.exe
572	netio.exe
1236	netio.exe
1628	netio.exe
1572	netio.exe
1588	netio.exe
1632	netio.exe

Loads dropped DLL 1 IoCs

pid	Process
304	acf0b7f4fe980501192187bb9b8e20c4.exe

Adds Run key to start application 2 TTPs 16 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	acf0b7f4fe980501192187bb9b8e20c4.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	netio.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Windows\CurrentVersion\Run	netio.exe
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	netio.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\MAPI	netio.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	netio.exe
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Windows\CurrentVersion\Run	acf0b7f4fe980501192187bb9b8e20c4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Network Host = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Network Host\\netio.exe"	netio.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\IMAIL	netio.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\MSFS	netio.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents	netio.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	netio.exe
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Windows\CurrentVersion\Run	netio.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Network Host = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Network Host\\netio.exe"	acf0b7f4fe980501192187bb9b8e20c4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Network Host = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Network Host\\netio.exe"	netio.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Network Host = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Network Host\\netio.exe"	acf0b7f4fe980501192187bb9b8e20c4.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	netio.exe

Enumerates connected drives 3 TTPs 24 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)	\??\f:	netio.exe
File opened (read-only)	\??\h:	netio.exe
File opened (read-only)	\??\q:	netio.exe
File opened (read-only)	\??\t:	netio.exe
File opened (read-only)	\??\a:	netio.exe
File opened (read-only)	\??\b:	netio.exe
File opened (read-only)	\??\v:	netio.exe
File opened (read-only)	\??\z:	netio.exe
File opened (read-only)	\??\p:	netio.exe
File opened (read-only)	\??\s:	netio.exe
File opened (read-only)	\??\o:	netio.exe
File opened (read-only)	\??\u:	netio.exe
File opened (read-only)	\??\x:	netio.exe
File opened (read-only)	\??\y:	netio.exe
File opened (read-only)	\??\l:	netio.exe
File opened (read-only)	\??\n:	netio.exe
File opened (read-only)	\??\i:	netio.exe
File opened (read-only)	\??\j:	netio.exe
File opened (read-only)	\??\k:	netio.exe
File opened (read-only)	\??\m:	netio.exe
File opened (read-only)	\??\r:	netio.exe
File opened (read-only)	\??\w:	netio.exe
File opened (read-only)	\??\e:	netio.exe
File opened (read-only)	\??\g:	netio.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command-Line Interface

T1059

pid	Process
2140	ipconfig.exe

NTFS ADS 21 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	acf0b7f4fe980501192187bb9b8e20c4.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\foo\winmgmts:\root\cimv2	netio.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1520	netio.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1520	netio.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 304 wrote to memory of 1520	304	acf0b7f4fe980501192187bb9b8e20c4.exe	25
PID 304 wrote to memory of 1520	304	acf0b7f4fe980501192187bb9b8e20c4.exe	25
PID 304 wrote to memory of 1520	304	acf0b7f4fe980501192187bb9b8e20c4.exe	25
PID 304 wrote to memory of 1520	304	acf0b7f4fe980501192187bb9b8e20c4.exe	25
PID 1520 wrote to memory of 1744	1520	netio.exe	26
PID 1520 wrote to memory of 1744	1520	netio.exe	26
PID 1520 wrote to memory of 1744	1520	netio.exe	26
PID 1520 wrote to memory of 1744	1520	netio.exe	26
PID 1520 wrote to memory of 1760	1520	netio.exe	27
PID 1520 wrote to memory of 1760	1520	netio.exe	27
PID 1520 wrote to memory of 1760	1520	netio.exe	27
PID 1520 wrote to memory of 1760	1520	netio.exe	27
PID 1520 wrote to memory of 1364	1520	netio.exe	28
PID 1520 wrote to memory of 1364	1520	netio.exe	28
PID 1520 wrote to memory of 1364	1520	netio.exe	28
PID 1520 wrote to memory of 1364	1520	netio.exe	28
PID 1520 wrote to memory of 1836	1520	netio.exe	29
PID 1520 wrote to memory of 1836	1520	netio.exe	29
PID 1520 wrote to memory of 1836	1520	netio.exe	29
PID 1520 wrote to memory of 1836	1520	netio.exe	29
PID 1520 wrote to memory of 1400	1520	netio.exe	30
PID 1520 wrote to memory of 1400	1520	netio.exe	30
PID 1520 wrote to memory of 1400	1520	netio.exe	30
PID 1520 wrote to memory of 1400	1520	netio.exe	30
PID 1520 wrote to memory of 1876	1520	netio.exe	31
PID 1520 wrote to memory of 1876	1520	netio.exe	31
PID 1520 wrote to memory of 1876	1520	netio.exe	31
PID 1520 wrote to memory of 1876	1520	netio.exe	31
PID 1520 wrote to memory of 1900	1520	netio.exe	32
PID 1520 wrote to memory of 1900	1520	netio.exe	32
PID 1520 wrote to memory of 1900	1520	netio.exe	32
PID 1520 wrote to memory of 1900	1520	netio.exe	32
PID 1520 wrote to memory of 1904	1520	netio.exe	33
PID 1520 wrote to memory of 1904	1520	netio.exe	33
PID 1520 wrote to memory of 1904	1520	netio.exe	33
PID 1520 wrote to memory of 1904	1520	netio.exe	33
PID 1520 wrote to memory of 1916	1520	netio.exe	34
PID 1520 wrote to memory of 1916	1520	netio.exe	34
PID 1520 wrote to memory of 1916	1520	netio.exe	34
PID 1520 wrote to memory of 1916	1520	netio.exe	34
PID 1520 wrote to memory of 1844	1520	netio.exe	35
PID 1520 wrote to memory of 1844	1520	netio.exe	35
PID 1520 wrote to memory of 1844	1520	netio.exe	35
PID 1520 wrote to memory of 1844	1520	netio.exe	35
PID 1520 wrote to memory of 268	1520	netio.exe	36
PID 1520 wrote to memory of 268	1520	netio.exe	36
PID 1520 wrote to memory of 268	1520	netio.exe	36
PID 1520 wrote to memory of 268	1520	netio.exe	36
PID 1520 wrote to memory of 788	1520	netio.exe	37
PID 1520 wrote to memory of 788	1520	netio.exe	37
PID 1520 wrote to memory of 788	1520	netio.exe	37
PID 1520 wrote to memory of 788	1520	netio.exe	37
PID 1520 wrote to memory of 564	1520	netio.exe	38
PID 1520 wrote to memory of 564	1520	netio.exe	38
PID 1520 wrote to memory of 564	1520	netio.exe	38
PID 1520 wrote to memory of 564	1520	netio.exe	38
PID 1520 wrote to memory of 572	1520	netio.exe	39
PID 1520 wrote to memory of 572	1520	netio.exe	39
PID 1520 wrote to memory of 572	1520	netio.exe	39
PID 1520 wrote to memory of 572	1520	netio.exe	39
PID 1520 wrote to memory of 1236	1520	netio.exe	40
PID 1520 wrote to memory of 1236	1520	netio.exe	40
PID 1520 wrote to memory of 1236	1520	netio.exe	40
PID 1520 wrote to memory of 1236	1520	netio.exe	40

C:\Users\Admin\AppData\Local\Temp\foo\acf0b7f4fe980501192187bb9b8e20c4.exe
"C:\Users\Admin\AppData\Local\Temp\foo\acf0b7f4fe980501192187bb9b8e20c4.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:304
- C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
  "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Enumerates connected drives
  - NTFS ADS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1520
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "sendmail"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1744
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "proxy"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1760
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /cipconfig
      4⤵
      PID:1384
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        ipconfig
        5⤵
        Gathers network information
        
        PID:2140
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1364
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1836
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1400
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1876
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1900
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1904
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1916
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1844
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:268
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:788
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:564
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:572
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1236
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1628
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1572
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1588
- - C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe
    "C:\Users\Admin\AppData\Roaming\Windows Network Host\netio.exe" "scan"
    3⤵
    - Executes dropped EXE
    - NTFS ADS
    PID:1632

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

T1059

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2192-44-0x000007FEF6D70000-0x000007FEF6FEA000-memory.dmp

Filesize
2.5MB

Download