runningrat | bfb5b461d77189c56c95a3dc85d27ee4dfba10526be7d2295f7053dd83a9d206

Analysis

max time kernel
145s
max time network
148s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07-05-2024 21:14

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General

Target

36f053514147667738bcfa6d3d48a910_NEIKI.exe
Size

68KB
MD5

36f053514147667738bcfa6d3d48a910
SHA1

3924eb86882a70030ef22e9ac3e08dc01c181bb3
SHA256

bfb5b461d77189c56c95a3dc85d27ee4dfba10526be7d2295f7053dd83a9d206
SHA512

f58eceb42bcffb135322cc99277041982e89401e1798cf58df1548c7222eeffe896dfab1c949b8378fbe561fd354203aed56bd57b26fa02092db2cda880db6fe
SSDEEP

768:BCB8S+OR7dOahyoHokBtqN74W7bZZmYb9PyzcjRlYlwa6NVdkPnJJMIDV:BHJaAoHoc2x7bZoYBAcQlwJdM7

Score

10^/10

runningrat persistence rat

Malware Config

Signatures

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

RunningRat payload 1 IoCs

resource	yara_rule
behavioral1/memory/2872-0-0x0000000010000000-0x000000001000F000-memory.dmp	family_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\Remote Desktop Service\Parameters\ServiceDll = "C:\\Windows\\system32\\259399523.dll"	36f053514147667738bcfa6d3d48a910_NEIKI.exe

Executes dropped EXE 1 IoCs

pid	Process
2512	Remote Desktop Service.exe

Loads dropped DLL 7 IoCs

pid	Process
2872	36f053514147667738bcfa6d3d48a910_NEIKI.exe
2124	svchost.exe
2124	svchost.exe
2512	Remote Desktop Service.exe
2512	Remote Desktop Service.exe
2512	Remote Desktop Service.exe
2512	Remote Desktop Service.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259399523.dll	36f053514147667738bcfa6d3d48a910_NEIKI.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	36f053514147667738bcfa6d3d48a910_NEIKI.exe
File created	C:\Windows\SysWOW64\Remote Desktop Service.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Desktop Service.exe	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2512	2124	svchost.exe	30
PID 2124 wrote to memory of 2512	2124	svchost.exe	30
PID 2124 wrote to memory of 2512	2124	svchost.exe	30
PID 2124 wrote to memory of 2512	2124	svchost.exe	30

C:\Users\Admin\AppData\Local\Temp\36f053514147667738bcfa6d3d48a910_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\36f053514147667738bcfa6d3d48a910_NEIKI.exe"
1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Drops file in System32 directory
PID:2872

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Desktop Service"
1⤵
PID:3040

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Desktop Service"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\Remote Desktop Service.exe
  "C:\Windows\system32\Remote Desktop Service.exe" "c:\windows\system32\259399523.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2512

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

\Windows\SysWOW64\259399523.dll

Filesize
37KB

MD5
63c34de15b5947ca8a499e63f5f9fc4e

SHA1
0719fe95a6f4979e44a571b5ba57a51406f535d2

SHA256
3b6e89b8f85c465d288c0e74cb6dacedd4744167561acbd9ffc07a366a47fb7b

SHA512
6235b9af1062c53416de62f7d95719ed348295ec3c0bc1f60e006e40704876f42b67eb4ef7100a91447eaf84eb1293dc1512bc5300c73f5e08ad6324e4eca146

Download Submit
\Windows\SysWOW64\Remote Desktop Service.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2872-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/2872-6-0x0000000000270000-0x000000000027D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads