runningrat | 2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04-03-2024 12:53

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General

Target

xmhk.exe
Size

68KB
MD5

c3e87d5de68cefd51bdd950b3d6c488b
SHA1

78086f01b5aacf7f7bd13e62d842f0e89b36662a
SHA256

2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4
SHA512

6929ae82a700e55d953c753b7aff2c8e4db0717a18bbc20bd502223a8dd17d5dce1ea4e2d9c081206826a4c006285b2a26042e8bf8e3110ae03d517048279962
SSDEEP

768:BCB8S+OR7dOahyoHokBtqN74W7bZZmYb9PyzcjRlYlwa6NVdkPnJJMIWV:BHJaAoHoc2x7bZoYBAcQlwJdMq

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
behavioral2/memory/844-0-0x0000000010000000-0x000000001000F000-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\SANETRUDDL\Parameters\ServiceDll = "C:\\Windows\\system32\\240629562.dll"	xmhk.exe

Executes dropped EXE 1 IoCs

pid	Process
1664	SANETRUDDL.exe

Loads dropped DLL 4 IoCs

pid	Process
844	xmhk.exe
844	xmhk.exe
2076	svchost.exe
1664	SANETRUDDL.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240629562.dll	xmhk.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	xmhk.exe
File created	C:\Windows\SysWOW64\SANETRUDDL.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\SANETRUDDL.exe	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 1664	2076	svchost.exe	100
PID 2076 wrote to memory of 1664	2076	svchost.exe	100
PID 2076 wrote to memory of 1664	2076	svchost.exe	100

C:\Users\Admin\AppData\Local\Temp\xmhk.exe
"C:\Users\Admin\AppData\Local\Temp\xmhk.exe"
1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Drops file in System32 directory
PID:844

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SANETRUDDL"
1⤵
PID:112

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SANETRUDDL"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\SANETRUDDL.exe
  C:\Windows\system32\SANETRUDDL.exe "c:\windows\system32\240629562.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1664

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4016 --field-trial-handle=2432,i,12161922670941700748,3348345705955601576,262144 --variations-seed-version /prefetch:8
1⤵
PID:2328

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

C:\Windows\SysWOW64\240629562.dll

Filesize
37KB

MD5
499e20e019ab256f0bf04c32f918d0e5

SHA1
137d220142b0874cbd07144966a17de0cc9a367b

SHA256
5923306e423eabbc2fed3eb49374d3426c286e9103a5f6b6ca6dcb1ed4f22576

SHA512
4099b6a9606da2d49b0d91d60e8c15102a79b98e9ca681aa1c37750f5bf863e2dbf2e8e82bab349c4f29ebd73e5fa5da0e92dda4345f966603f0cd906a2c2f10

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/844-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/844-8-0x00000000006F0000-0x00000000006FD000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads