runningrat | 2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4

Analysis

max time kernel
145s
max time network
149s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:57

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General

Target

2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4.exe
Size

68KB
MD5

c3e87d5de68cefd51bdd950b3d6c488b
SHA1

78086f01b5aacf7f7bd13e62d842f0e89b36662a
SHA256

2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4
SHA512

6929ae82a700e55d953c753b7aff2c8e4db0717a18bbc20bd502223a8dd17d5dce1ea4e2d9c081206826a4c006285b2a26042e8bf8e3110ae03d517048279962
SSDEEP

768:BCB8S+OR7dOahyoHokBtqN74W7bZZmYb9PyzcjRlYlwa6NVdkPnJJMIWV:BHJaAoHoc2x7bZoYBAcQlwJdMq

Score

10^/10

runningrat discovery persistence rat

Malware Config

Extracted

Family

runningrat

Signatures

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

RunningRat payload 1 IoCs

resource	yara_rule
behavioral1/memory/692-0-0x0000000010000000-0x000000001000F000-memory.dmp	family_runningrat

Runningrat family
runningrat

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SANETRUDDL\Parameters\ServiceDll = "C:\\Windows\\system32\\259439818.dll"	2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4.exe

Executes dropped EXE 1 IoCs

pid	Process
2464	SANETRUDDL.exe

Loads dropped DLL 7 IoCs

pid	Process
692	2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4.exe
1940	svchost.exe
1940	svchost.exe
2464	SANETRUDDL.exe
2464	SANETRUDDL.exe
2464	SANETRUDDL.exe
2464	SANETRUDDL.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\SANETRUDDL.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\SANETRUDDL.exe	svchost.exe
File created	C:\Windows\SysWOW64\259439818.dll	2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SANETRUDDL.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 2464	1940	svchost.exe	33
PID 1940 wrote to memory of 2464	1940	svchost.exe	33
PID 1940 wrote to memory of 2464	1940	svchost.exe	33
PID 1940 wrote to memory of 2464	1940	svchost.exe	33

C:\Users\Admin\AppData\Local\Temp\2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4.exe
"C:\Users\Admin\AppData\Local\Temp\2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:692

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SANETRUDDL"
1⤵
PID:2348

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SANETRUDDL"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Windows\SysWOW64\SANETRUDDL.exe
  C:\Windows\system32\SANETRUDDL.exe "c:\windows\system32\259439818.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\SANETRUDDL.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\Windows\SysWOW64\259439818.dll

Filesize
37KB

MD5
5b0c5f708c63f6fa3574d19c7af6c9f7

SHA1
cf23c12a19de55f1b725669cdf5918dea5c7de68

SHA256
f473de4fd89c3a6b2c96f22e2a081f36653a89355f73b20d958c078526445202

SHA512
d5db357be2c613cfa0d2eb60b82cbdb4b5e2114f03db7091e8da301ac4615683db98209000ca6dd816fefaf5114b06f74b2f55853f28348a90dfe92378848014

Download Submit
memory/692-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/692-6-0x0000000000270000-0x000000000027D000-memory.dmp

Filesize
52KB

Download