486685122c026db0fc3fd7ed53b2ced2909123c2aec2d015e4db9d15a39a8c9f

Analysis

max time kernel
152s
max time network
128s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
14/10/2023, 08:21

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General

Target

NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
Size

135KB
MD5

ed468555b5eb89c1aaae13a81e8ddfa0
SHA1

fb07e2da5b9a747c41f88663643f9dfab040b9b2
SHA256

486685122c026db0fc3fd7ed53b2ced2909123c2aec2d015e4db9d15a39a8c9f
SHA512

9e13ce00793703394d6e74b27ea2b7f337b8b3140008e4be2955872aabe279f6605a24cbe39bc192600c0372d072a3889460723e8a1cd9c1ac2800f5263456f0
SSDEEP

1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVDK3:UVqoCl/YgjxEufVU0TbTyDDal5K3

Score

10^/10

evasion persistence

Malware Config

Signatures

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

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	svchost.exe

Executes dropped EXE 4 IoCs

pid	Process
2692	explorer.exe
2656	spoolsv.exe
2800	svchost.exe
2644	spoolsv.exe

Loads dropped DLL 4 IoCs

pid	Process
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2692	explorer.exe
2656	spoolsv.exe
2800	svchost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\explorer.exe	explorer.exe
File opened for modification	C:\Windows\SysWOW64\explorer.exe	svchost.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\resources\themes\explorer.exe	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
File opened for modification	\??\c:\windows\resources\spoolsv.exe	explorer.exe
File opened for modification	\??\c:\windows\resources\svchost.exe	spoolsv.exe
File opened for modification	C:\Windows\Resources\tjud.exe	explorer.exe

Creates scheduled task(s) 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2352	schtasks.exe
1688	schtasks.exe
2556	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2692	explorer.exe
2800	svchost.exe
2800	svchost.exe
2800	svchost.exe
2692	explorer.exe
2800	svchost.exe
2692	explorer.exe
2692	explorer.exe
2800	svchost.exe
2800	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2692	explorer.exe
2800	svchost.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2692	explorer.exe
2692	explorer.exe
2656	spoolsv.exe
2656	spoolsv.exe
2800	svchost.exe
2800	svchost.exe
2644	spoolsv.exe
2644	spoolsv.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2692	2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe	28
PID 2432 wrote to memory of 2692	2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe	28
PID 2432 wrote to memory of 2692	2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe	28
PID 2432 wrote to memory of 2692	2432	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe	28
PID 2692 wrote to memory of 2656	2692	explorer.exe	29
PID 2692 wrote to memory of 2656	2692	explorer.exe	29
PID 2692 wrote to memory of 2656	2692	explorer.exe	29
PID 2692 wrote to memory of 2656	2692	explorer.exe	29
PID 2656 wrote to memory of 2800	2656	spoolsv.exe	30
PID 2656 wrote to memory of 2800	2656	spoolsv.exe	30
PID 2656 wrote to memory of 2800	2656	spoolsv.exe	30
PID 2656 wrote to memory of 2800	2656	spoolsv.exe	30
PID 2800 wrote to memory of 2644	2800	svchost.exe	31
PID 2800 wrote to memory of 2644	2800	svchost.exe	31
PID 2800 wrote to memory of 2644	2800	svchost.exe	31
PID 2800 wrote to memory of 2644	2800	svchost.exe	31
PID 2692 wrote to memory of 2672	2692	explorer.exe	32
PID 2692 wrote to memory of 2672	2692	explorer.exe	32
PID 2692 wrote to memory of 2672	2692	explorer.exe	32
PID 2692 wrote to memory of 2672	2692	explorer.exe	32
PID 2800 wrote to memory of 2556	2800	svchost.exe	33
PID 2800 wrote to memory of 2556	2800	svchost.exe	33
PID 2800 wrote to memory of 2556	2800	svchost.exe	33
PID 2800 wrote to memory of 2556	2800	svchost.exe	33
PID 2800 wrote to memory of 2352	2800	svchost.exe	38
PID 2800 wrote to memory of 2352	2800	svchost.exe	38
PID 2800 wrote to memory of 2352	2800	svchost.exe	38
PID 2800 wrote to memory of 2352	2800	svchost.exe	38
PID 2800 wrote to memory of 1688	2800	svchost.exe	40
PID 2800 wrote to memory of 1688	2800	svchost.exe	40
PID 2800 wrote to memory of 1688	2800	svchost.exe	40
PID 2800 wrote to memory of 1688	2800	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2432
- \??\c:\windows\resources\themes\explorer.exe
  c:\windows\resources\themes\explorer.exe
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2692
- - \??\c:\windows\resources\spoolsv.exe
    c:\windows\resources\spoolsv.exe SE
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2656
  - - \??\c:\windows\resources\svchost.exe
      c:\windows\resources\svchost.exe
      4⤵
      Modifies visiblity of hidden/system files in Explorer
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Drops file in System32 directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2800
    - - \??\c:\windows\resources\spoolsv.exe
        
        c:\windows\resources\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:2644
    - - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 21:07 /f
        5⤵
        Creates scheduled task(s)
        
        PID:2556
    - - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 21:08 /f
        5⤵
        Creates scheduled task(s)
        
        PID:2352
    - - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 21:09 /f
        5⤵
        Creates scheduled task(s)
        
        PID:1688
- - C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe
    3⤵
    PID:2672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Resources\Themes\explorer.exe

Filesize
135KB

MD5
a8694de6e3d6e50e974147398a15752a

SHA1
7a0e26cf86df356ad5824d58b243351d1f6a9602

SHA256
0d9c879cfdd3c28b0ec23c285917726333c6d64f2d2ea71c2e0ece83787cd3a9

SHA512
3e7a96bd9229c39285f6a1186ae73304575fae821d362714a09a56b8d76d978262fa314472494e86910f33aa03512a8b88b32b6cbd5270505d0347ad13c1e336

Download Submit
C:\Windows\Resources\spoolsv.exe

Filesize
135KB

MD5
eb0cbb673b89f5b22d4d6d8029d47982

SHA1
e9a442cc12baf76ec3a36577a38ceadf45de06a8

SHA256
4b94d7cb42df1bb45ef4016fb3af9fbd8779a0674f71090e7c5c22450c987a1c

SHA512
99c337e49b4e2cbef726b931c7856544b3e55b63de57fbc5488069dcc8b4d9364c7f544788d213e8519fa928bdefc520d264239430713d6433431e8638c9de45

Download Submit
C:\Windows\Resources\spoolsv.exe

Filesize
135KB

MD5
eb0cbb673b89f5b22d4d6d8029d47982

SHA1
e9a442cc12baf76ec3a36577a38ceadf45de06a8

SHA256
4b94d7cb42df1bb45ef4016fb3af9fbd8779a0674f71090e7c5c22450c987a1c

SHA512
99c337e49b4e2cbef726b931c7856544b3e55b63de57fbc5488069dcc8b4d9364c7f544788d213e8519fa928bdefc520d264239430713d6433431e8638c9de45

Download Submit
C:\Windows\Resources\spoolsv.exe

Filesize
135KB

MD5
eb0cbb673b89f5b22d4d6d8029d47982

SHA1
e9a442cc12baf76ec3a36577a38ceadf45de06a8

SHA256
4b94d7cb42df1bb45ef4016fb3af9fbd8779a0674f71090e7c5c22450c987a1c

SHA512
99c337e49b4e2cbef726b931c7856544b3e55b63de57fbc5488069dcc8b4d9364c7f544788d213e8519fa928bdefc520d264239430713d6433431e8638c9de45

Download Submit
C:\Windows\Resources\svchost.exe

Filesize
135KB

MD5
b78621024daa338003a36e9254e5db70

SHA1
0ea45a8086ad0ead89b78bc36fa046a10ddd23b6

SHA256
07342cad8f072cdab66d9d53e3dc34f87014ab211299b251c21b66030cf7f8a7

SHA512
4910fde1e4fdef0b16b22c0460662c57e86c80dc562e94a834fd28298e81c2f4bf5768754b3f242f20ac003da1e02d709f7725a15408e53cb11a8d5ef712b8d7

Download Submit
\??\c:\windows\resources\spoolsv.exe

Filesize
135KB

MD5
eb0cbb673b89f5b22d4d6d8029d47982

SHA1
e9a442cc12baf76ec3a36577a38ceadf45de06a8

SHA256
4b94d7cb42df1bb45ef4016fb3af9fbd8779a0674f71090e7c5c22450c987a1c

SHA512
99c337e49b4e2cbef726b931c7856544b3e55b63de57fbc5488069dcc8b4d9364c7f544788d213e8519fa928bdefc520d264239430713d6433431e8638c9de45

Download Submit
\??\c:\windows\resources\svchost.exe

Filesize
135KB

MD5
b78621024daa338003a36e9254e5db70

SHA1
0ea45a8086ad0ead89b78bc36fa046a10ddd23b6

SHA256
07342cad8f072cdab66d9d53e3dc34f87014ab211299b251c21b66030cf7f8a7

SHA512
4910fde1e4fdef0b16b22c0460662c57e86c80dc562e94a834fd28298e81c2f4bf5768754b3f242f20ac003da1e02d709f7725a15408e53cb11a8d5ef712b8d7

Download Submit
\??\c:\windows\resources\themes\explorer.exe

Filesize
135KB

MD5
a8694de6e3d6e50e974147398a15752a

SHA1
7a0e26cf86df356ad5824d58b243351d1f6a9602

SHA256
0d9c879cfdd3c28b0ec23c285917726333c6d64f2d2ea71c2e0ece83787cd3a9

SHA512
3e7a96bd9229c39285f6a1186ae73304575fae821d362714a09a56b8d76d978262fa314472494e86910f33aa03512a8b88b32b6cbd5270505d0347ad13c1e336

Download Submit
\Windows\Resources\Themes\explorer.exe

Filesize
135KB

MD5
a8694de6e3d6e50e974147398a15752a

SHA1
7a0e26cf86df356ad5824d58b243351d1f6a9602

SHA256
0d9c879cfdd3c28b0ec23c285917726333c6d64f2d2ea71c2e0ece83787cd3a9

SHA512
3e7a96bd9229c39285f6a1186ae73304575fae821d362714a09a56b8d76d978262fa314472494e86910f33aa03512a8b88b32b6cbd5270505d0347ad13c1e336

Download Submit
\Windows\Resources\spoolsv.exe

Filesize
135KB

MD5
eb0cbb673b89f5b22d4d6d8029d47982

SHA1
e9a442cc12baf76ec3a36577a38ceadf45de06a8

SHA256
4b94d7cb42df1bb45ef4016fb3af9fbd8779a0674f71090e7c5c22450c987a1c

SHA512
99c337e49b4e2cbef726b931c7856544b3e55b63de57fbc5488069dcc8b4d9364c7f544788d213e8519fa928bdefc520d264239430713d6433431e8638c9de45

Download Submit
\Windows\Resources\spoolsv.exe

Filesize
135KB

MD5
eb0cbb673b89f5b22d4d6d8029d47982

SHA1
e9a442cc12baf76ec3a36577a38ceadf45de06a8

SHA256
4b94d7cb42df1bb45ef4016fb3af9fbd8779a0674f71090e7c5c22450c987a1c

SHA512
99c337e49b4e2cbef726b931c7856544b3e55b63de57fbc5488069dcc8b4d9364c7f544788d213e8519fa928bdefc520d264239430713d6433431e8638c9de45

Download Submit
\Windows\Resources\svchost.exe

Filesize
135KB

MD5
b78621024daa338003a36e9254e5db70

SHA1
0ea45a8086ad0ead89b78bc36fa046a10ddd23b6

SHA256
07342cad8f072cdab66d9d53e3dc34f87014ab211299b251c21b66030cf7f8a7

SHA512
4910fde1e4fdef0b16b22c0460662c57e86c80dc562e94a834fd28298e81c2f4bf5768754b3f242f20ac003da1e02d709f7725a15408e53cb11a8d5ef712b8d7

Download Submit
memory/2432-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2432-42-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2644-40-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2656-28-0x00000000003E0000-0x00000000003FF000-memory.dmp

Filesize
124KB

Download
memory/2656-41-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2692-43-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2800-44-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download