runningrat | 7d693069636a46d7d430ced104854e7a19da09fc0b1e9c43e6ac55ab52bd8eea

General

Target

tmp.exe
Size

48KB
MD5

d65c7a3cb25eb79571854b5fab17be35
SHA1

6c980e0357dea99771704f3f122d369d90fefd5f
SHA256

7d693069636a46d7d430ced104854e7a19da09fc0b1e9c43e6ac55ab52bd8eea
SHA512

bcd1a7598f1740e3838592c4a853e04caa78709a98454be0f8ab7cc2a4973c12e639192f676504ee97c7cbc6e34278011d998656ac8f81dccfc56e7455eb7678
SSDEEP

768:zynb12Aw5J6HC4kq5Jp9bjAzhyY55J+NStcEeUlyqgZl4p67VhPC:Ub1MsHz3JDwhyWr+N95OTga6u

Score

10^/10

runningrat persistence rat

Malware Config

Signatures

RunningRat
RunningRat is a remote access trojan first seen in 2018.
rat runningrat

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\SICK\Parameters\ServiceDll = "C:\\Windows\\system32\\259427478.dll"	tmp.exe

Deletes itself 1 IoCs

pid	Process
2552	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2676	SICK.exe

Loads dropped DLL 7 IoCs

pid	Process
1712	tmp.exe
2836	svchost.exe
2836	svchost.exe
2676	SICK.exe
2676	SICK.exe
2676	SICK.exe
2676	SICK.exe

Creates a Windows Service
persistence

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259427478.dll	tmp.exe
File created	C:\Windows\SysWOW64\SICK.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\SICK.exe	svchost.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	SICK.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	SICK.exe

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software	SICK.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft	SICK.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie	SICK.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum	SICK.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7"	SICK.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	SICK.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2652	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1712	tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1712	tmp.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1712	tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2552	1712	tmp.exe	30
PID 1712 wrote to memory of 2552	1712	tmp.exe	30
PID 1712 wrote to memory of 2552	1712	tmp.exe	30
PID 1712 wrote to memory of 2552	1712	tmp.exe	30
PID 2552 wrote to memory of 2652	2552	cmd.exe	32
PID 2552 wrote to memory of 2652	2552	cmd.exe	32
PID 2552 wrote to memory of 2652	2552	cmd.exe	32
PID 2552 wrote to memory of 2652	2552	cmd.exe	32
PID 2836 wrote to memory of 2676	2836	svchost.exe	33
PID 2836 wrote to memory of 2676	2836	svchost.exe	33
PID 2836 wrote to memory of 2676	2836	svchost.exe	33
PID 2836 wrote to memory of 2676	2836	svchost.exe	33

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1712
- 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\tmp.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - Runs ping.exe
    PID:2652

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SICK"
1⤵
PID:2668

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SICK"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Windows\SysWOW64\SICK.exe
  C:\Windows\system32\SICK.exe "c:\windows\system32\259427478.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\SysWOW64\259427478.dll

Filesize
25KB

MD5
aa4ed83fc3f6255e1617fe39541fb1f4

SHA1
945c3ae4cb8eca8d2410a7e0cd4e30f27d76c1fb

SHA256
8060755c7df499ccce82afa6adc0086c38540a01d2fb0b72b2488edcbe24e984

SHA512
dcf5b167eda97c1a20397742851e676c0272354879d80646e8c0d4e9c5042b678bb44edd2e42825afc328becd31b75695c6adbca31e7c5c941e8923965ab30c2

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\Windows\SysWOW64\SICK.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads