runningrat | 2dc388e62caa2497c4ba6a3a17b39a82a9f0cb9ec21921f893381215d82f073f

Analysis

max time kernel
143s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2023 08:09

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General

Target

tmp.exe
Size

801KB
MD5

55bf28cbd852233ddf8de2f24dad5787
SHA1

98a8794770fc469bf03c0c9d2a49230146add536
SHA256

2dc388e62caa2497c4ba6a3a17b39a82a9f0cb9ec21921f893381215d82f073f
SHA512

339b33fc1fd2dc8cee2f5b223a18af993781e3c164344023b6b14724d6d86704200af40ab46307b19507c0309f057e6ec1269363ad7252bce91a75aa5a320b06
SSDEEP

12288:GMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9zl6MMAj:GnsJ39LyjbJkQFMhmC+6GD993

Score

10^/10

runningrat persistence rat

Malware Config

Signatures

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

RunningRat payload 11 IoCs

resource	yara_rule
behavioral2/files/0x000900000002311f-138.dat	family_runningrat
behavioral2/files/0x000900000002311f-192.dat	family_runningrat
behavioral2/files/0x000900000002311f-195.dat	family_runningrat
behavioral2/files/0x0007000000023125-199.dat	family_runningrat
behavioral2/memory/2264-267-0x0000000000400000-0x00000000004CE000-memory.dmp	family_runningrat
behavioral2/files/0x0007000000023125-268.dat	family_runningrat
behavioral2/files/0x0007000000023125-265.dat	family_runningrat
behavioral2/files/0x000600000002312c-328.dat	family_runningrat
behavioral2/files/0x000600000002312c-329.dat	family_runningrat
behavioral2/memory/4384-338-0x0000000000400000-0x00000000004CE000-memory.dmp	family_runningrat
behavioral2/memory/4384-361-0x0000000000400000-0x00000000004CE000-memory.dmp	family_runningrat

Sets DLL path for service in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remocte4\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\240552843.dll"	._cache_Synaptics.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remocte4\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\240551765.dll"	._cache_tmp.exe

Checks computer location settings 2 TTPs 4 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	tmp.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	._cache_tmp.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	Synaptics.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	._cache_Synaptics.exe

Executes dropped EXE 4 IoCs

pid	Process
2112	._cache_tmp.exe
4384	Synaptics.exe
3516	._cache_Synaptics.exe
4400	Remocte4.exe

Loads dropped DLL 4 IoCs

pid	Process
2112	._cache_tmp.exe
4288	svchost.exe
3516	._cache_Synaptics.exe
4400	Remocte4.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	tmp.exe

Creates a Windows Service
persistence

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Remocte4.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remocte4.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	Remocte4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	Remocte4.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	Remocte4.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	Remocte4.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	Remocte4.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie	Remocte4.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7"	Remocte4.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	tmp.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Synaptics.exe

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
4860	PING.EXE
4944	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2112	._cache_tmp.exe
2112	._cache_tmp.exe
3516	._cache_Synaptics.exe
3516	._cache_Synaptics.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2112	._cache_tmp.exe
Token: SeIncBasePriorityPrivilege	3516	._cache_Synaptics.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2112	._cache_tmp.exe
3516	._cache_Synaptics.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2112	2264	tmp.exe	83
PID 2264 wrote to memory of 2112	2264	tmp.exe	83
PID 2264 wrote to memory of 2112	2264	tmp.exe	83
PID 2264 wrote to memory of 4384	2264	tmp.exe	86
PID 2264 wrote to memory of 4384	2264	tmp.exe	86
PID 2264 wrote to memory of 4384	2264	tmp.exe	86
PID 2112 wrote to memory of 4012	2112	._cache_tmp.exe	87
PID 2112 wrote to memory of 4012	2112	._cache_tmp.exe	87
PID 2112 wrote to memory of 4012	2112	._cache_tmp.exe	87
PID 4012 wrote to memory of 4860	4012	cmd.exe	89
PID 4012 wrote to memory of 4860	4012	cmd.exe	89
PID 4012 wrote to memory of 4860	4012	cmd.exe	89
PID 4384 wrote to memory of 3516	4384	Synaptics.exe	90
PID 4384 wrote to memory of 3516	4384	Synaptics.exe	90
PID 4384 wrote to memory of 3516	4384	Synaptics.exe	90
PID 3516 wrote to memory of 4644	3516	._cache_Synaptics.exe	91
PID 3516 wrote to memory of 4644	3516	._cache_Synaptics.exe	91
PID 3516 wrote to memory of 4644	3516	._cache_Synaptics.exe	91
PID 4644 wrote to memory of 4944	4644	cmd.exe	93
PID 4644 wrote to memory of 4944	4644	cmd.exe	93
PID 4644 wrote to memory of 4944	4644	cmd.exe	93
PID 4288 wrote to memory of 4400	4288	svchost.exe	94
PID 4288 wrote to memory of 4400	4288	svchost.exe	94
PID 4288 wrote to memory of 4400	4288	svchost.exe	94

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Users\Admin\AppData\Local\Temp\._cache_tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_tmp.exe"
  2⤵
  - Sets DLL path for service in the registry
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2112
- - 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\._cache_tmp.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4012
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1 -n 1
      4⤵
      Runs ping.exe
      PID:4860
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:4384
- - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
    3⤵
    - Sets DLL path for service in the registry
    - Checks computer location settings
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3516
  - - 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\._cache_Synaptics.exe"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4644
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping 127.0.0.1 -n 1
        5⤵
        Runs ping.exe
        
        PID:4944

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remocte4"
1⤵
PID:3644

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remocte4"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4288
- C:\Windows\SysWOW64\Remocte4.exe
  C:\Windows\system32\Remocte4.exe "c:\users\admin\appdata\local\temp\240551765.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  PID:4400

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Synaptics\Synaptics.exe

Filesize
801KB

MD5
55bf28cbd852233ddf8de2f24dad5787

SHA1
98a8794770fc469bf03c0c9d2a49230146add536

SHA256
2dc388e62caa2497c4ba6a3a17b39a82a9f0cb9ec21921f893381215d82f073f

SHA512
339b33fc1fd2dc8cee2f5b223a18af993781e3c164344023b6b14724d6d86704200af40ab46307b19507c0309f057e6ec1269363ad7252bce91a75aa5a320b06

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe

Filesize
801KB

MD5
55bf28cbd852233ddf8de2f24dad5787

SHA1
98a8794770fc469bf03c0c9d2a49230146add536

SHA256
2dc388e62caa2497c4ba6a3a17b39a82a9f0cb9ec21921f893381215d82f073f

SHA512
339b33fc1fd2dc8cee2f5b223a18af993781e3c164344023b6b14724d6d86704200af40ab46307b19507c0309f057e6ec1269363ad7252bce91a75aa5a320b06

Download Submit
C:\ProgramData\Synaptics\Synaptics.exe

Filesize
801KB

MD5
55bf28cbd852233ddf8de2f24dad5787

SHA1
98a8794770fc469bf03c0c9d2a49230146add536

SHA256
2dc388e62caa2497c4ba6a3a17b39a82a9f0cb9ec21921f893381215d82f073f

SHA512
339b33fc1fd2dc8cee2f5b223a18af993781e3c164344023b6b14724d6d86704200af40ab46307b19507c0309f057e6ec1269363ad7252bce91a75aa5a320b06

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe

Filesize
48KB

MD5
b5c1093105c64255b496c73b41105a2d

SHA1
222eb6df5009b93341a53a8c02212315b68a4ef4

SHA256
2df8338dd020d2d2fdb734d2c9a463fe6e2a0dc5e45d4c2426e5336f1f29f328

SHA512
aa0188f823190c5825261ac35ec38b1fd4abb1e3b1e8c3908467dc7b1bc5110fe19ac6f71a5ffb42afdceb1795bf860bfbf0b2307251c3e4f56b570b031a46bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe

Filesize
48KB

MD5
b5c1093105c64255b496c73b41105a2d

SHA1
222eb6df5009b93341a53a8c02212315b68a4ef4

SHA256
2df8338dd020d2d2fdb734d2c9a463fe6e2a0dc5e45d4c2426e5336f1f29f328

SHA512
aa0188f823190c5825261ac35ec38b1fd4abb1e3b1e8c3908467dc7b1bc5110fe19ac6f71a5ffb42afdceb1795bf860bfbf0b2307251c3e4f56b570b031a46bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_tmp.exe

Filesize
48KB

MD5
b5c1093105c64255b496c73b41105a2d

SHA1
222eb6df5009b93341a53a8c02212315b68a4ef4

SHA256
2df8338dd020d2d2fdb734d2c9a463fe6e2a0dc5e45d4c2426e5336f1f29f328

SHA512
aa0188f823190c5825261ac35ec38b1fd4abb1e3b1e8c3908467dc7b1bc5110fe19ac6f71a5ffb42afdceb1795bf860bfbf0b2307251c3e4f56b570b031a46bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_tmp.exe

Filesize
48KB

MD5
b5c1093105c64255b496c73b41105a2d

SHA1
222eb6df5009b93341a53a8c02212315b68a4ef4

SHA256
2df8338dd020d2d2fdb734d2c9a463fe6e2a0dc5e45d4c2426e5336f1f29f328

SHA512
aa0188f823190c5825261ac35ec38b1fd4abb1e3b1e8c3908467dc7b1bc5110fe19ac6f71a5ffb42afdceb1795bf860bfbf0b2307251c3e4f56b570b031a46bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_tmp.exe

Filesize
48KB

MD5
b5c1093105c64255b496c73b41105a2d

SHA1
222eb6df5009b93341a53a8c02212315b68a4ef4

SHA256
2df8338dd020d2d2fdb734d2c9a463fe6e2a0dc5e45d4c2426e5336f1f29f328

SHA512
aa0188f823190c5825261ac35ec38b1fd4abb1e3b1e8c3908467dc7b1bc5110fe19ac6f71a5ffb42afdceb1795bf860bfbf0b2307251c3e4f56b570b031a46bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\240551765.dll

Filesize
25KB

MD5
bd104dbf1faf517017be79792c5b2a26

SHA1
b811c6aa66e9bd81a309cdd251b7f90e9c7c876f

SHA256
1e818ad49f2b4fd9c0de3886c1d0fffd006ba1ae4021e7b17b896cc3dfaa591b

SHA512
2047235525c0b72dbf70c19480df5fcc6fcd99bebc404b90bc7d646f5a12680eb04aecb7a85022f419f1d268470550b5b7ce2c971d131950759a32e68c4416f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\240551765.dll

Filesize
25KB

MD5
bd104dbf1faf517017be79792c5b2a26

SHA1
b811c6aa66e9bd81a309cdd251b7f90e9c7c876f

SHA256
1e818ad49f2b4fd9c0de3886c1d0fffd006ba1ae4021e7b17b896cc3dfaa591b

SHA512
2047235525c0b72dbf70c19480df5fcc6fcd99bebc404b90bc7d646f5a12680eb04aecb7a85022f419f1d268470550b5b7ce2c971d131950759a32e68c4416f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\240551765.dll

Filesize
25KB

MD5
bd104dbf1faf517017be79792c5b2a26

SHA1
b811c6aa66e9bd81a309cdd251b7f90e9c7c876f

SHA256
1e818ad49f2b4fd9c0de3886c1d0fffd006ba1ae4021e7b17b896cc3dfaa591b

SHA512
2047235525c0b72dbf70c19480df5fcc6fcd99bebc404b90bc7d646f5a12680eb04aecb7a85022f419f1d268470550b5b7ce2c971d131950759a32e68c4416f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\240552843.dll

Filesize
25KB

MD5
bd104dbf1faf517017be79792c5b2a26

SHA1
b811c6aa66e9bd81a309cdd251b7f90e9c7c876f

SHA256
1e818ad49f2b4fd9c0de3886c1d0fffd006ba1ae4021e7b17b896cc3dfaa591b

SHA512
2047235525c0b72dbf70c19480df5fcc6fcd99bebc404b90bc7d646f5a12680eb04aecb7a85022f419f1d268470550b5b7ce2c971d131950759a32e68c4416f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\240552843.dll

Filesize
25KB

MD5
bd104dbf1faf517017be79792c5b2a26

SHA1
b811c6aa66e9bd81a309cdd251b7f90e9c7c876f

SHA256
1e818ad49f2b4fd9c0de3886c1d0fffd006ba1ae4021e7b17b896cc3dfaa591b

SHA512
2047235525c0b72dbf70c19480df5fcc6fcd99bebc404b90bc7d646f5a12680eb04aecb7a85022f419f1d268470550b5b7ce2c971d131950759a32e68c4416f9

Download Submit
C:\Windows\SysWOW64\Remocte4.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Windows\SysWOW64\Remocte4.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
\??\c:\users\admin\appdata\local\temp\240551765.dll

Filesize
25KB

MD5
bd104dbf1faf517017be79792c5b2a26

SHA1
b811c6aa66e9bd81a309cdd251b7f90e9c7c876f

SHA256
1e818ad49f2b4fd9c0de3886c1d0fffd006ba1ae4021e7b17b896cc3dfaa591b

SHA512
2047235525c0b72dbf70c19480df5fcc6fcd99bebc404b90bc7d646f5a12680eb04aecb7a85022f419f1d268470550b5b7ce2c971d131950759a32e68c4416f9

Download Submit
memory/2264-133-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/2264-267-0x0000000000400000-0x00000000004CE000-memory.dmp

Filesize
824KB

Download
memory/4384-319-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/4384-338-0x0000000000400000-0x00000000004CE000-memory.dmp

Filesize
824KB

Download
memory/4384-339-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/4384-361-0x0000000000400000-0x00000000004CE000-memory.dmp

Filesize
824KB

Download