runningrat | 2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4

Analysis

max time kernel
146s
max time network
152s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04-03-2024 13:25

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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
behavioral1/memory/2488-0-0x0000000010000000-0x000000001000F000-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\\259415653.dll"	xmhk.exe

Executes dropped EXE 1 IoCs

pid	Process
2696	SANETRUDDL.exe

Loads dropped DLL 7 IoCs

pid	Process
2488	xmhk.exe
2064	svchost.exe
2064	svchost.exe
2696	SANETRUDDL.exe
2696	SANETRUDDL.exe
2696	SANETRUDDL.exe
2696	SANETRUDDL.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
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
File created	C:\Windows\SysWOW64\259415653.dll	xmhk.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2696	2064	svchost.exe	30
PID 2064 wrote to memory of 2696	2064	svchost.exe	30
PID 2064 wrote to memory of 2696	2064	svchost.exe	30
PID 2064 wrote to memory of 2696	2064	svchost.exe	30

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:2488

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SANETRUDDL"
1⤵
PID:2976

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:2064
- C:\Windows\SysWOW64\SANETRUDDL.exe
  C:\Windows\system32\SANETRUDDL.exe "c:\windows\system32\259415653.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2696

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\259415653.dll

Filesize
37KB

MD5
9a59dfaec589506ee59f2e741c5f1595

SHA1
d8fba32b2b5b830858a0aca4c45bafe6c5b67b66

SHA256
74df49c0e1518aee83c3757b273cb76484d409fbe11fa5a92ccd9f4809e5cdbc

SHA512
ebb6bbbdef758b4308bf0a8b79091e6f18ac8396f888f0c825e9ad5d0ebec99ab58db3ac30999f78c63112d81a0b019cb5faceaae06704a4b1f824b4ab011ac0

Download Submit
\Windows\SysWOW64\SANETRUDDL.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2488-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/2488-6-0x0000000000350000-0x000000000035D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads