bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5

Analysis

max time kernel
149s
max time network
171s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
27-11-2022 12:43

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General

Target

bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe
Size

48KB
MD5

944cf0d89b9b2da4fbc38dda1801d3ce
SHA1

8d648dcecbca9e71ea80802019777f32233dd014
SHA256

bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5
SHA512

1073c6d75779f3d6b59e3d3f01589822750d0f8191e8b3bb0ed46170b46ea2675b00eb9be594a0dd0602664d1454cba0cc51f14f8db19d80db3d43c1f7c65a9e
SSDEEP

768:BZ6DFma8K6HC4kj5Jp9jrQOV/W4jcAFVLymH6SKd3j8oi4p6bxuc:+FSHHzgJL5V/Wec4OmaSs8M6P

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1800	SMSvchost.exe

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SMSvchost\Parameters\ServiceDll = "C:\\Program Files (x86)\\Google\\7103505.dll"	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe

Deletes itself 1 IoCs

pid	Process
1896	cmd.exe

Loads dropped DLL 7 IoCs

pid	Process
1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe
768	svchost.exe
768	svchost.exe
1800	SMSvchost.exe
1800	SMSvchost.exe
1800	SMSvchost.exe
1800	SMSvchost.exe

Creates a Windows Service
persistence

Drops file in System32 directory 2 IoCs

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

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Google\7103505.dll	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
520	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 1896	1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe	30
PID 1132 wrote to memory of 1896	1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe	30
PID 1132 wrote to memory of 1896	1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe	30
PID 1132 wrote to memory of 1896	1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe	30
PID 1132 wrote to memory of 1896	1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe	30
PID 1132 wrote to memory of 1896	1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe	30
PID 1132 wrote to memory of 1896	1132	bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe	30
PID 1896 wrote to memory of 520	1896	cmd.exe	32
PID 1896 wrote to memory of 520	1896	cmd.exe	32
PID 1896 wrote to memory of 520	1896	cmd.exe	32
PID 1896 wrote to memory of 520	1896	cmd.exe	32
PID 1896 wrote to memory of 520	1896	cmd.exe	32
PID 1896 wrote to memory of 520	1896	cmd.exe	32
PID 1896 wrote to memory of 520	1896	cmd.exe	32
PID 768 wrote to memory of 1800	768	svchost.exe	33
PID 768 wrote to memory of 1800	768	svchost.exe	33
PID 768 wrote to memory of 1800	768	svchost.exe	33
PID 768 wrote to memory of 1800	768	svchost.exe	33

C:\Users\Admin\AppData\Local\Temp\bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe
"C:\Users\Admin\AppData\Local\Temp\bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe"
1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\bef142fcb708afbcf512688a5bc0e63fc91fb2d3adb09634fededb55c70925b5.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1896
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - Runs ping.exe
    PID:520

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SMSvchost"
1⤵
PID:1444

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SMSvchost"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:768
- C:\Windows\SysWOW64\SMSvchost.exe
  C:\Windows\system32\SMSvchost.exe "c:\program files (x86)\google\7103505.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1800

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\SMSvchost.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
C:\Windows\SysWOW64\SMSvchost.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\??\c:\program files (x86)\google\7103505.dll

Filesize
26KB

MD5
178587de46a06ff36cd326ce1860ecf3

SHA1
8e207a833fb7984b7cea03cb7f7634a67a4ca699

SHA256
df7d74a16b6d6c3ca5a2600f4288a266e4a5bd2613738482dafff1840d4a203a

SHA512
c191cfd7c3189e1a6032d4d6bbd6fd22579975e3fb0b2c509863807b320a26404bc70b71dd94f697b3b22403d68f4f3bb4f7c933c56091df5da2787262286e71

Download Submit
\Program Files (x86)\Google\7103505.dll

Filesize
26KB

MD5
178587de46a06ff36cd326ce1860ecf3

SHA1
8e207a833fb7984b7cea03cb7f7634a67a4ca699

SHA256
df7d74a16b6d6c3ca5a2600f4288a266e4a5bd2613738482dafff1840d4a203a

SHA512
c191cfd7c3189e1a6032d4d6bbd6fd22579975e3fb0b2c509863807b320a26404bc70b71dd94f697b3b22403d68f4f3bb4f7c933c56091df5da2787262286e71

Download Submit
\Program Files (x86)\Google\7103505.dll

Filesize
26KB

MD5
178587de46a06ff36cd326ce1860ecf3

SHA1
8e207a833fb7984b7cea03cb7f7634a67a4ca699

SHA256
df7d74a16b6d6c3ca5a2600f4288a266e4a5bd2613738482dafff1840d4a203a

SHA512
c191cfd7c3189e1a6032d4d6bbd6fd22579975e3fb0b2c509863807b320a26404bc70b71dd94f697b3b22403d68f4f3bb4f7c933c56091df5da2787262286e71

Download Submit
\Program Files (x86)\Google\7103505.dll

Filesize
26KB

MD5
178587de46a06ff36cd326ce1860ecf3

SHA1
8e207a833fb7984b7cea03cb7f7634a67a4ca699

SHA256
df7d74a16b6d6c3ca5a2600f4288a266e4a5bd2613738482dafff1840d4a203a

SHA512
c191cfd7c3189e1a6032d4d6bbd6fd22579975e3fb0b2c509863807b320a26404bc70b71dd94f697b3b22403d68f4f3bb4f7c933c56091df5da2787262286e71

Download Submit
\Program Files (x86)\Google\7103505.dll

Filesize
26KB

MD5
178587de46a06ff36cd326ce1860ecf3

SHA1
8e207a833fb7984b7cea03cb7f7634a67a4ca699

SHA256
df7d74a16b6d6c3ca5a2600f4288a266e4a5bd2613738482dafff1840d4a203a

SHA512
c191cfd7c3189e1a6032d4d6bbd6fd22579975e3fb0b2c509863807b320a26404bc70b71dd94f697b3b22403d68f4f3bb4f7c933c56091df5da2787262286e71

Download Submit
\Program Files (x86)\Google\7103505.dll

Filesize
26KB

MD5
178587de46a06ff36cd326ce1860ecf3

SHA1
8e207a833fb7984b7cea03cb7f7634a67a4ca699

SHA256
df7d74a16b6d6c3ca5a2600f4288a266e4a5bd2613738482dafff1840d4a203a

SHA512
c191cfd7c3189e1a6032d4d6bbd6fd22579975e3fb0b2c509863807b320a26404bc70b71dd94f697b3b22403d68f4f3bb4f7c933c56091df5da2787262286e71

Download Submit
\Program Files (x86)\Google\7103505.dll

Filesize
26KB

MD5
178587de46a06ff36cd326ce1860ecf3

SHA1
8e207a833fb7984b7cea03cb7f7634a67a4ca699

SHA256
df7d74a16b6d6c3ca5a2600f4288a266e4a5bd2613738482dafff1840d4a203a

SHA512
c191cfd7c3189e1a6032d4d6bbd6fd22579975e3fb0b2c509863807b320a26404bc70b71dd94f697b3b22403d68f4f3bb4f7c933c56091df5da2787262286e71

Download Submit
\Windows\SysWOW64\SMSvchost.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1132-54-0x00000000761E1000-0x00000000761E3000-memory.dmp

Filesize
8KB

Download