de4436ed6ce6df69ffed5197bf1fab2e4d2125ad0dbee92101158e6a75417cf5

Analysis

max time kernel
17s
max time network
122s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
15-11-2023 07:50

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General

Target

NEAS.d3942e27bd6d917be47f719ec39b0020.exe
Size

714KB
MD5

d3942e27bd6d917be47f719ec39b0020
SHA1

f6d87a1fbf3c8d3b2b89adc05448eaf417620fc5
SHA256

de4436ed6ce6df69ffed5197bf1fab2e4d2125ad0dbee92101158e6a75417cf5
SHA512

92310d5ad2a12bbdd656267740f2fb82c5f443cf529712b5aa7747196fc0aa125a0d44ebb03bdeb14fb9f71041357f0f5fb281fe46d592e21bfff25489088668
SSDEEP

12288:phJ6nTOYREU1gL5pRTcAkS/3hzN8qE43fm78VL:phJ6nTOYKx5jcAkSYqyEL

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2296	MSWDM.EXE
2312	MSWDM.EXE
2400	NEAS.D3942E27BD6D917BE47F719EC39B0020.EXE
2780	MSWDM.EXE

Loads dropped DLL 2 IoCs

pid	Process
2312	MSWDM.EXE
2288	Process not Found

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\Run\WDM = "MSWDM.EXE"	NEAS.d3942e27bd6d917be47f719ec39b0020.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	NEAS.d3942e27bd6d917be47f719ec39b0020.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\MSWDM.EXE	NEAS.d3942e27bd6d917be47f719ec39b0020.exe
File opened for modification	C:\Windows\dev4F39.tmp	NEAS.d3942e27bd6d917be47f719ec39b0020.exe
File opened for modification	C:\Windows\dev4F39.tmp	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2312	MSWDM.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 2296	1696	NEAS.d3942e27bd6d917be47f719ec39b0020.exe	28
PID 1696 wrote to memory of 2296	1696	NEAS.d3942e27bd6d917be47f719ec39b0020.exe	28
PID 1696 wrote to memory of 2296	1696	NEAS.d3942e27bd6d917be47f719ec39b0020.exe	28
PID 1696 wrote to memory of 2296	1696	NEAS.d3942e27bd6d917be47f719ec39b0020.exe	28
PID 1696 wrote to memory of 2312	1696	NEAS.d3942e27bd6d917be47f719ec39b0020.exe	29
PID 1696 wrote to memory of 2312	1696	NEAS.d3942e27bd6d917be47f719ec39b0020.exe	29
PID 1696 wrote to memory of 2312	1696	NEAS.d3942e27bd6d917be47f719ec39b0020.exe	29
PID 1696 wrote to memory of 2312	1696	NEAS.d3942e27bd6d917be47f719ec39b0020.exe	29
PID 2312 wrote to memory of 2400	2312	MSWDM.EXE	31
PID 2312 wrote to memory of 2400	2312	MSWDM.EXE	31
PID 2312 wrote to memory of 2400	2312	MSWDM.EXE	31
PID 2312 wrote to memory of 2400	2312	MSWDM.EXE	31
PID 2312 wrote to memory of 2780	2312	MSWDM.EXE	32
PID 2312 wrote to memory of 2780	2312	MSWDM.EXE	32
PID 2312 wrote to memory of 2780	2312	MSWDM.EXE	32
PID 2312 wrote to memory of 2780	2312	MSWDM.EXE	32

C:\Users\Admin\AppData\Local\Temp\NEAS.d3942e27bd6d917be47f719ec39b0020.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.d3942e27bd6d917be47f719ec39b0020.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1696
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:2296
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\dev4F39.tmp!C:\Users\Admin\AppData\Local\Temp\NEAS.d3942e27bd6d917be47f719ec39b0020.exe! !
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2312
- - C:\Users\Admin\AppData\Local\Temp\NEAS.D3942E27BD6D917BE47F719EC39B0020.EXE
    3⤵
    - Executes dropped EXE
    PID:2400
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\dev4F39.tmp!C:\Users\Admin\AppData\Local\Temp\NEAS.D3942E27BD6D917BE47F719EC39B0020.EXE!
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    PID:2780

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\NEAS.D3942E27BD6D917BE47F719EC39B0020.EXE

Filesize
714KB

MD5
122a1adf9b1c8f8f04919b2dbc2e2142

SHA1
a553caa2652f8a0fbb3166169738d4ff3e573569

SHA256
c427c7a98ef7dfc2e3d948cceeb726fc5841cbb88af5a41cb118e37ab41e1295

SHA512
54b6692d8e3633f9cfdf995022c4370a30b593baa5cc75a7350cccf34b308184a67a2edfe641d2530c9f96a9e8caf0caa716f040b7c17bb8dc8422bf8f3e1601

Download Submit
C:\Users\Admin\AppData\Local\Temp\NEAS.D3942E27BD6D917BE47F719EC39B0020.EXE

Filesize
714KB

MD5
122a1adf9b1c8f8f04919b2dbc2e2142

SHA1
a553caa2652f8a0fbb3166169738d4ff3e573569

SHA256
c427c7a98ef7dfc2e3d948cceeb726fc5841cbb88af5a41cb118e37ab41e1295

SHA512
54b6692d8e3633f9cfdf995022c4370a30b593baa5cc75a7350cccf34b308184a67a2edfe641d2530c9f96a9e8caf0caa716f040b7c17bb8dc8422bf8f3e1601

Download Submit
C:\Users\Admin\AppData\Local\Temp\NEAS.d3942e27bd6d917be47f719ec39b0020.exe

Filesize
458KB

MD5
619f7135621b50fd1900ff24aade1524

SHA1
6c7ea8bbd435163ae3945cbef30ef6b9872a4591

SHA256
344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

SHA512
2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

Download Submit
C:\WINDOWS\MSWDM.EXE

Filesize
256KB

MD5
8a1198209520897514a2d82a912a66d2

SHA1
5dda8ec47f948814d808cd71e89ebe65940a1ff7

SHA256
5ce9e416f5b7811b9e91ec2de680aad0c38aa4a080999853b096b06d409887f0

SHA512
9a6e4e3729f77bcdcc1ace7fa154490717473fb05899e13b1f920ee438dc1c1812eae6fdec8b97da7807e9d626014ad0481d9cf0d4f5a06e327b4b75534f7e00

Download Submit
C:\Windows\MSWDM.EXE

Filesize
256KB

MD5
8a1198209520897514a2d82a912a66d2

SHA1
5dda8ec47f948814d808cd71e89ebe65940a1ff7

SHA256
5ce9e416f5b7811b9e91ec2de680aad0c38aa4a080999853b096b06d409887f0

SHA512
9a6e4e3729f77bcdcc1ace7fa154490717473fb05899e13b1f920ee438dc1c1812eae6fdec8b97da7807e9d626014ad0481d9cf0d4f5a06e327b4b75534f7e00

Download Submit
C:\Windows\MSWDM.EXE

Filesize
256KB

MD5
8a1198209520897514a2d82a912a66d2

SHA1
5dda8ec47f948814d808cd71e89ebe65940a1ff7

SHA256
5ce9e416f5b7811b9e91ec2de680aad0c38aa4a080999853b096b06d409887f0

SHA512
9a6e4e3729f77bcdcc1ace7fa154490717473fb05899e13b1f920ee438dc1c1812eae6fdec8b97da7807e9d626014ad0481d9cf0d4f5a06e327b4b75534f7e00

Download Submit
C:\Windows\MSWDM.EXE

Filesize
256KB

MD5
8a1198209520897514a2d82a912a66d2

SHA1
5dda8ec47f948814d808cd71e89ebe65940a1ff7

SHA256
5ce9e416f5b7811b9e91ec2de680aad0c38aa4a080999853b096b06d409887f0

SHA512
9a6e4e3729f77bcdcc1ace7fa154490717473fb05899e13b1f920ee438dc1c1812eae6fdec8b97da7807e9d626014ad0481d9cf0d4f5a06e327b4b75534f7e00

Download Submit
C:\Windows\MSWDM.EXE

Filesize
256KB

MD5
8a1198209520897514a2d82a912a66d2

SHA1
5dda8ec47f948814d808cd71e89ebe65940a1ff7

SHA256
5ce9e416f5b7811b9e91ec2de680aad0c38aa4a080999853b096b06d409887f0

SHA512
9a6e4e3729f77bcdcc1ace7fa154490717473fb05899e13b1f920ee438dc1c1812eae6fdec8b97da7807e9d626014ad0481d9cf0d4f5a06e327b4b75534f7e00

Download Submit
C:\Windows\dev4F39.tmp

Filesize
458KB

MD5
619f7135621b50fd1900ff24aade1524

SHA1
6c7ea8bbd435163ae3945cbef30ef6b9872a4591

SHA256
344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

SHA512
2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

Download Submit
\Users\Admin\AppData\Local\Temp\NEAS.d3942e27bd6d917be47f719ec39b0020.exe

Filesize
458KB

MD5
619f7135621b50fd1900ff24aade1524

SHA1
6c7ea8bbd435163ae3945cbef30ef6b9872a4591

SHA256
344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

SHA512
2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

Download Submit
\Users\Admin\AppData\Local\Temp\NEAS.d3942e27bd6d917be47f719ec39b0020.exe

Filesize
458KB

MD5
619f7135621b50fd1900ff24aade1524

SHA1
6c7ea8bbd435163ae3945cbef30ef6b9872a4591

SHA256
344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

SHA512
2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

Download Submit