331a562953f7da86fb6fc344a1c27c49051105177f8ff8661058d801d8f12802

Analysis

max time kernel
140s
max time network
151s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
16/06/2024, 02:37

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General

Target
360setr.exe
Size 48KB
Sample240616-c4lxaawdpg
SHA256 acee72d648216217f6208a6d648767f06252a72aa3a8f4bf88de049eecb27c23
MD5 483fe860119307c2f9e2f7ed4caadc81
SHA1 b5fa21f06419e585cb9faa7227f1931a8521ca5f
SHA512 4590310719d9a253e71dcb46775029d1213c87f21d6d002ec78584cc5eece9fdf169af174ae287a9328c81c1699927b552fdb1b4b8d1b59f706511ae48b142c7
SSDEEP 768:zynb12Aw5J6HC4kq5Jp9bjAzhyY55J+NStcEeUlyqgZl4p67dhPC:Ub1MsHz3JDwhyWr+N95OTga6u
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

persistence

Malware Config

Signatures

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

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remoctds\Parameters\ServiceDll = "C:\\Program Files (x86)\\Google\\259400474.dll"	360setr.exe

Deletes itself 1 IoCs

pid	Process
1776	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2756	Remoctds.exe

Loads dropped DLL 7 IoCs

pid	Process
2964	360setr.exe
1752	svchost.exe
1752	svchost.exe
2756	Remoctds.exe
2756	Remoctds.exe
2756	Remoctds.exe
2756	Remoctds.exe

Creates a Windows Service
persistence

Drops file in System32 directory 2 IoCs

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

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Google\259400474.dll	360setr.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2628	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2964	360setr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2964	360setr.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2964	360setr.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 1776	2964	360setr.exe	30
PID 2964 wrote to memory of 1776	2964	360setr.exe	30
PID 2964 wrote to memory of 1776	2964	360setr.exe	30
PID 2964 wrote to memory of 1776	2964	360setr.exe	30
PID 1776 wrote to memory of 2628	1776	cmd.exe	32
PID 1776 wrote to memory of 2628	1776	cmd.exe	32
PID 1776 wrote to memory of 2628	1776	cmd.exe	32
PID 1776 wrote to memory of 2628	1776	cmd.exe	32
PID 1752 wrote to memory of 2756	1752	svchost.exe	33
PID 1752 wrote to memory of 2756	1752	svchost.exe	33
PID 1752 wrote to memory of 2756	1752	svchost.exe	33
PID 1752 wrote to memory of 2756	1752	svchost.exe	33

C:\Users\Admin\AppData\Local\Temp\360setr.exe
"C:\Users\Admin\AppData\Local\Temp\360setr.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:2964
- 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\360setr.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1776
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - Runs ping.exe
    PID:2628

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remoctds"
1⤵
PID:2196

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remoctds"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\Remoctds.exe
  C:\Windows\system32\Remoctds.exe "c:\program files (x86)\google\259400474.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  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

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

259400474.dll

Path \Program Files (x86)\Google\259400474.dll
Size 25KB
SHA256 2b84c060fe74510892e1f42f3fb759468cfe4b847b4ca3d6f01d292661ca8297
MD5 29735051033ee32bad62253a15518418
SHA1 631fbe5f2b84535625b6673de4103fa1134f32b2
SHA512 aa0f8f32ef13568cbb6f3fb80626a30cec2d88fae32c3a36b9f4ead3739cb51c3772dc8dbfde00a6e094c7b9a5ef5ac9b82790edffd842f60f52c3fb3e020d39
SSDEEP 384:8T9IWqIwt10zr6lXYhCRdkyurLmC2S1xJrQcWrH/RUAMO0MY0holUxHdjq4tKDES:8ht+Izr6pqRrLuS1vzWpaGZHdJYDG
MD5 SHA1 SHA512 SSDEEP

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Remoctds.exe

Path \Windows\SysWOW64\Remoctds.exe
Size 43KB
SHA256 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
MD5 51138beea3e2c21ec44d0932c71762a8
SHA1 8939cf35447b22dd2c6e6f443446acc1bf986d58
SHA512 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
SSDEEP 768:mD+ellQvZSazSRqbSEln5IyYpamDjobj8SpM:E+QWvZhSRqln5IUmDjoXV
MD5 SHA1 SHA512 SSDEEP

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