9fcd6c43848454f32c61c3e2c86df019c71f6664fd19ce2e0e992e68cacf7b49

Analysis

max time kernel
14s
max time network
128s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11-10-2023 21:50

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General

Target

77574083a73bf4abe850f98c7cf758a8_JC.exe
Size

714KB
MD5

77574083a73bf4abe850f98c7cf758a8
SHA1

69c245b5d48f16d63e90f8db771d11ac68984dc2
SHA256

9fcd6c43848454f32c61c3e2c86df019c71f6664fd19ce2e0e992e68cacf7b49
SHA512

40aabc9f55f5d2e9c1125364fbb66129c06c29e64f98aa7aa0b1ac42c5aeb7ca4a82f9c780e1864cc0365f3dd841137f27499c3d2d6fc187ca5d2023a680fedc
SSDEEP

12288:phJ6nTOYREU1gL5pRTcAkS/3hzN8qE43fm78V5:phJ6nTOYKx5jcAkSYqyE5

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2296	MSWDM.EXE
2132	MSWDM.EXE
3060	77574083A73BF4ABE850F98C7CF758A8_JC.EXE
2756	MSWDM.EXE

Loads dropped DLL 2 IoCs

pid	Process
2132	MSWDM.EXE
2620	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"	77574083a73bf4abe850f98c7cf758a8_JC.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	77574083a73bf4abe850f98c7cf758a8_JC.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	77574083a73bf4abe850f98c7cf758a8_JC.exe
File opened for modification	C:\Windows\dev46FF.tmp	77574083a73bf4abe850f98c7cf758a8_JC.exe
File opened for modification	C:\Windows\dev46FF.tmp	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2132	MSWDM.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2296	1700	77574083a73bf4abe850f98c7cf758a8_JC.exe	28
PID 1700 wrote to memory of 2296	1700	77574083a73bf4abe850f98c7cf758a8_JC.exe	28
PID 1700 wrote to memory of 2296	1700	77574083a73bf4abe850f98c7cf758a8_JC.exe	28
PID 1700 wrote to memory of 2296	1700	77574083a73bf4abe850f98c7cf758a8_JC.exe	28
PID 1700 wrote to memory of 2132	1700	77574083a73bf4abe850f98c7cf758a8_JC.exe	29
PID 1700 wrote to memory of 2132	1700	77574083a73bf4abe850f98c7cf758a8_JC.exe	29
PID 1700 wrote to memory of 2132	1700	77574083a73bf4abe850f98c7cf758a8_JC.exe	29
PID 1700 wrote to memory of 2132	1700	77574083a73bf4abe850f98c7cf758a8_JC.exe	29
PID 2132 wrote to memory of 3060	2132	MSWDM.EXE	30
PID 2132 wrote to memory of 3060	2132	MSWDM.EXE	30
PID 2132 wrote to memory of 3060	2132	MSWDM.EXE	30
PID 2132 wrote to memory of 3060	2132	MSWDM.EXE	30
PID 2132 wrote to memory of 2756	2132	MSWDM.EXE	32
PID 2132 wrote to memory of 2756	2132	MSWDM.EXE	32
PID 2132 wrote to memory of 2756	2132	MSWDM.EXE	32
PID 2132 wrote to memory of 2756	2132	MSWDM.EXE	32

C:\Users\Admin\AppData\Local\Temp\77574083a73bf4abe850f98c7cf758a8_JC.exe
"C:\Users\Admin\AppData\Local\Temp\77574083a73bf4abe850f98c7cf758a8_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1700
- 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\dev46FF.tmp!C:\Users\Admin\AppData\Local\Temp\77574083a73bf4abe850f98c7cf758a8_JC.exe! !
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Users\Admin\AppData\Local\Temp\77574083A73BF4ABE850F98C7CF758A8_JC.EXE
    3⤵
    - Executes dropped EXE
    PID:3060
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\dev46FF.tmp!C:\Users\Admin\AppData\Local\Temp\77574083A73BF4ABE850F98C7CF758A8_JC.EXE!
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    PID:2756

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\77574083A73BF4ABE850F98C7CF758A8_JC.EXE

Filesize
714KB

MD5
1332364ee1b1ce228e06f28c43fd67b8

SHA1
dc12609bdcb048aebe30608345c62d170378a872

SHA256
cc3d1346d2252ead1f8a12ba3d820db9074835308f3bfa305d3716f6fe78baab

SHA512
36880109ccc60947dded931987ce9d7c02a1550d89d2c017bf8facdf5b68eb39335e069cdb542db09b3882562f73bbb8f9b083dae32e8547ae592098bea4bff4

Download Submit
C:\Users\Admin\AppData\Local\Temp\77574083A73BF4ABE850F98C7CF758A8_JC.EXE

Filesize
714KB

MD5
1332364ee1b1ce228e06f28c43fd67b8

SHA1
dc12609bdcb048aebe30608345c62d170378a872

SHA256
cc3d1346d2252ead1f8a12ba3d820db9074835308f3bfa305d3716f6fe78baab

SHA512
36880109ccc60947dded931987ce9d7c02a1550d89d2c017bf8facdf5b68eb39335e069cdb542db09b3882562f73bbb8f9b083dae32e8547ae592098bea4bff4

Download Submit
C:\Users\Admin\AppData\Local\Temp\77574083a73bf4abe850f98c7cf758a8_JC.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\dev46FF.tmp

Filesize
458KB

MD5
619f7135621b50fd1900ff24aade1524

SHA1
6c7ea8bbd435163ae3945cbef30ef6b9872a4591

SHA256
344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

SHA512
2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

Download Submit
\Users\Admin\AppData\Local\Temp\77574083a73bf4abe850f98c7cf758a8_JC.exe

Filesize
458KB

MD5
619f7135621b50fd1900ff24aade1524

SHA1
6c7ea8bbd435163ae3945cbef30ef6b9872a4591

SHA256
344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

SHA512
2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

Download Submit
\Users\Admin\AppData\Local\Temp\77574083a73bf4abe850f98c7cf758a8_JC.exe

Filesize
458KB

MD5
619f7135621b50fd1900ff24aade1524

SHA1
6c7ea8bbd435163ae3945cbef30ef6b9872a4591

SHA256
344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

SHA512
2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

Download Submit