Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
02-02-2025 04:44
Static task
static1
Behavioral task
behavioral1
Sample
89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe
Resource
win7-20240903-en
General
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Target
89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe
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Size
10.4MB
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MD5
3b792b5759ac51415be1c8405d772ca9
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SHA1
b26c53c4082a001a8cce1d7e1f0b7d9266f0e79a
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SHA256
89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5
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SHA512
20ed824e46e460e853b3272bf7e3260ba481e13aa88dd38d3719e5ca6e4639954af4f23dbfde6e66e722e8fb5068756c1bb0c936e4506374a4a641a1323f0154
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SSDEEP
196608:AaEXZUCVKZhHIHVJhnpT+IHKPmUU2R79xLkUav4utUcVvD4JTOBopmf5t:QZUCVh1Jhpq6cmUU2NnYpv9UcVvD4sog
Malware Config
Signatures
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Rms family
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ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x0007000000023c5c-75.dat acprotect behavioral2/files/0x0007000000023c5b-74.dat acprotect -
resource yara_rule behavioral2/files/0x0007000000023c5a-40.dat aspack_v212_v242 behavioral2/files/0x0007000000023c59-76.dat aspack_v212_v242 -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation WScript.exe Key value queried \REGISTRY\USER\S-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation 89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe Key value queried \REGISTRY\USER\S-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation over1.sfx.exe Key value queried \REGISTRY\USER\S-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation over1.exe -
Executes dropped EXE 9 IoCs
pid Process 3940 over1.sfx.exe 2556 over1.exe 2256 rutserv.exe 1708 rutserv.exe 3952 rutserv.exe 4092 rutserv.exe 3284 rfusclient.exe 2184 rfusclient.exe 3336 rfusclient.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\rutserv.pdb rutserv.exe File opened for modification C:\Windows\SysWOW64\exe\rutserv.pdb rutserv.exe File opened for modification C:\Windows\SysWOW64\symbols\exe\rutserv.pdb rutserv.exe -
resource yara_rule behavioral2/files/0x0007000000023c5c-75.dat upx behavioral2/files/0x0007000000023c5b-74.dat upx -
Drops file in Program Files directory 16 IoCs
description ioc Process File created C:\Program Files\Java\install.vbs over1.exe File opened for modification C:\Program Files\Java\rfusclient.exe over1.exe File created C:\Program Files\Java\vp8decoder.dll over1.exe File created C:\Program Files\Java\__tmp_rar_sfx_access_check_240622609 over1.exe File created C:\Program Files\Java\rfusclient.exe over1.exe File opened for modification C:\Program Files\Java\rutserv.exe over1.exe File opened for modification C:\Program Files\Java\install.bat over1.exe File opened for modification C:\Program Files\Java\install.vbs over1.exe File created C:\Program Files\Java\rutserv.exe over1.exe File opened for modification C:\Program Files\Java\vp8decoder.dll over1.exe File opened for modification C:\Program Files\Java\vp8encoder.dll over1.exe File opened for modification C:\Program Files\Java\regedit.reg over1.exe File opened for modification \??\c:\program files\java\rutserv.pdb rutserv.exe File created C:\Program Files\Java\install.bat over1.exe File created C:\Program Files\Java\regedit.reg over1.exe File created C:\Program Files\Java\vp8encoder.dll over1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 18 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rfusclient.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regedit.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rutserv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rfusclient.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language over1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rutserv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rutserv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rutserv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rfusclient.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language over1.sfx.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1184 timeout.exe -
Kills process with taskkill 2 IoCs
pid Process 2108 taskkill.exe 1248 taskkill.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3625106387-4207083342-115176794-1000_Classes\Local Settings over1.exe -
Runs .reg file with regedit 1 IoCs
pid Process 1372 regedit.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 2256 rutserv.exe 2256 rutserv.exe 2256 rutserv.exe 2256 rutserv.exe 2256 rutserv.exe 2256 rutserv.exe 1708 rutserv.exe 1708 rutserv.exe 3952 rutserv.exe 3952 rutserv.exe 4092 rutserv.exe 4092 rutserv.exe 4092 rutserv.exe 4092 rutserv.exe 4092 rutserv.exe 4092 rutserv.exe 3284 rfusclient.exe 3284 rfusclient.exe -
Suspicious behavior: SetClipboardViewer 1 IoCs
pid Process 3336 rfusclient.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 2108 taskkill.exe Token: SeDebugPrivilege 1248 taskkill.exe Token: SeDebugPrivilege 2256 rutserv.exe Token: SeDebugPrivilege 3952 rutserv.exe Token: SeTakeOwnershipPrivilege 4092 rutserv.exe Token: SeTcbPrivilege 4092 rutserv.exe Token: SeTcbPrivilege 4092 rutserv.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2256 rutserv.exe 1708 rutserv.exe 3952 rutserv.exe 4092 rutserv.exe -
Suspicious use of WriteProcessMemory 48 IoCs
description pid Process procid_target PID 2220 wrote to memory of 3180 2220 89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe 86 PID 2220 wrote to memory of 3180 2220 89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe 86 PID 2220 wrote to memory of 3180 2220 89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe 86 PID 3180 wrote to memory of 3940 3180 cmd.exe 89 PID 3180 wrote to memory of 3940 3180 cmd.exe 89 PID 3180 wrote to memory of 3940 3180 cmd.exe 89 PID 3940 wrote to memory of 2556 3940 over1.sfx.exe 90 PID 3940 wrote to memory of 2556 3940 over1.sfx.exe 90 PID 3940 wrote to memory of 2556 3940 over1.sfx.exe 90 PID 2556 wrote to memory of 3424 2556 over1.exe 91 PID 2556 wrote to memory of 3424 2556 over1.exe 91 PID 2556 wrote to memory of 3424 2556 over1.exe 91 PID 3424 wrote to memory of 4896 3424 WScript.exe 92 PID 3424 wrote to memory of 4896 3424 WScript.exe 92 PID 3424 wrote to memory of 4896 3424 WScript.exe 92 PID 4896 wrote to memory of 2108 4896 cmd.exe 94 PID 4896 wrote to memory of 2108 4896 cmd.exe 94 PID 4896 wrote to memory of 2108 4896 cmd.exe 94 PID 4896 wrote to memory of 1248 4896 cmd.exe 96 PID 4896 wrote to memory of 1248 4896 cmd.exe 96 PID 4896 wrote to memory of 1248 4896 cmd.exe 96 PID 4896 wrote to memory of 1220 4896 cmd.exe 97 PID 4896 wrote to memory of 1220 4896 cmd.exe 97 PID 4896 wrote to memory of 1220 4896 cmd.exe 97 PID 4896 wrote to memory of 1372 4896 cmd.exe 98 PID 4896 wrote to memory of 1372 4896 cmd.exe 98 PID 4896 wrote to memory of 1372 4896 cmd.exe 98 PID 4896 wrote to memory of 1184 4896 cmd.exe 99 PID 4896 wrote to memory of 1184 4896 cmd.exe 99 PID 4896 wrote to memory of 1184 4896 cmd.exe 99 PID 4896 wrote to memory of 2256 4896 cmd.exe 100 PID 4896 wrote to memory of 2256 4896 cmd.exe 100 PID 4896 wrote to memory of 2256 4896 cmd.exe 100 PID 4896 wrote to memory of 1708 4896 cmd.exe 101 PID 4896 wrote to memory of 1708 4896 cmd.exe 101 PID 4896 wrote to memory of 1708 4896 cmd.exe 101 PID 4896 wrote to memory of 3952 4896 cmd.exe 102 PID 4896 wrote to memory of 3952 4896 cmd.exe 102 PID 4896 wrote to memory of 3952 4896 cmd.exe 102 PID 4092 wrote to memory of 3284 4092 rutserv.exe 104 PID 4092 wrote to memory of 3284 4092 rutserv.exe 104 PID 4092 wrote to memory of 3284 4092 rutserv.exe 104 PID 4092 wrote to memory of 2184 4092 rutserv.exe 105 PID 4092 wrote to memory of 2184 4092 rutserv.exe 105 PID 4092 wrote to memory of 2184 4092 rutserv.exe 105 PID 3284 wrote to memory of 3336 3284 rfusclient.exe 106 PID 3284 wrote to memory of 3336 3284 rfusclient.exe 106 PID 3284 wrote to memory of 3336 3284 rfusclient.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe"C:\Users\Admin\AppData\Local\Temp\89ba05dd82c47779436799efad2651f54e2823b0606a46e984ee7b17881c97c5.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\File.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3180 -
C:\Users\Admin\AppData\Local\Temp\over1.sfx.exeover1.sfx.exe -p12345 -dC:\Users\Admin\AppData\Local\Temp3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3940 -
C:\Users\Admin\AppData\Local\Temp\over1.exe"C:\Users\Admin\AppData\Local\Temp\over1.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2556 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\program files\java\install.vbs"5⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3424 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Program Files\Java\install.bat" "6⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4896 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im rutserv.exe7⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2108
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im rfusclient.exe7⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1248
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C:\Windows\SysWOW64\reg.exereg delete "HKLM\SYSTEM\Remote Manipulator System" /f7⤵
- System Location Discovery: System Language Discovery
PID:1220
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C:\Windows\SysWOW64\regedit.exeregedit /s "regedit.reg"7⤵
- System Location Discovery: System Language Discovery
- Runs .reg file with regedit
PID:1372
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C:\Windows\SysWOW64\timeout.exetimeout 27⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1184
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\??\c:\program files\java\rutserv.exerutserv.exe /silentinstall7⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2256
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\??\c:\program files\java\rutserv.exerutserv.exe /firewall7⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1708
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\??\c:\program files\java\rutserv.exerutserv.exe /start7⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3952
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\??\c:\program files\java\rutserv.exe"c:\program files\java\rutserv.exe"1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4092 -
\??\c:\program files\java\rfusclient.exe"c:\program files\java\rfusclient.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3284 -
\??\c:\program files\java\rfusclient.exe"c:\program files\java\rfusclient.exe" /tray3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: SetClipboardViewer
PID:3336
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\??\c:\program files\java\rfusclient.exe"c:\program files\java\rfusclient.exe" /tray2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2184
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
290B
MD59dc2286281a11ee72985dd2041a58ee3
SHA1de55198aa0f697ed77e98e3e61deb4cb70ba3b03
SHA25667f0f1704add831bd00a4977a185a2c97198cc4b3299233f62c3a0820716268a
SHA512ce4443ec8482cdce28bae0169b0d7df688190a596b914df0bbf62ae2598312c9bfc703ffd2d9b6c548e170bf4cb60cef9d4f9494b0e6391cd8cf6d45affa05f6
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Filesize
1.7MB
MD537a8802017a212bb7f5255abc7857969
SHA1cb10c0d343c54538d12db8ed664d0a1fa35b6109
SHA2561699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6
SHA5124e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0
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Filesize
30B
MD5fc606dfc559820e8374dd0edd234db27
SHA1d66ed56ffdded46d9b2e1d94867c116e420bdd04
SHA256de27b88f63cd7da78f35f00a5feb6f01a3e83bb117b90a044246a31501be56ef
SHA5120b749672de809ab6739078dba55dc5d67e9507e97699350d4c09176a0169ddf055c8c4c4dd18c4c95fbf99a0853db3c3054f6a981e32820ab893597c58ef3e1a
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Filesize
3.9MB
MD5dd4209f7493b99118c613d3fcc0566ed
SHA15854ccbee044c60a36f462d7fb8118b495354963
SHA2569e74aec98d3e2b7af6df0ff58ff86e4a1f5f5f1d09705f2a28151e81900d2aa6
SHA512a9937a88057776ac09dfa67747f1bb738b836823566d317b0190416d257dbb8c26ae89068b1ec6b65990a8e94bae0cebc38938bf909042f9c0a54c7d01afe005
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Filesize
4.1MB
MD587f208a270735dd380d70c6a460cbacd
SHA13909c1d03c23fbd770c1706cfd58f8fc717151bb
SHA256b4638afed7165ed47ec106a76cc6f1fc1222105c47afbc3fa5aaff7886495849
SHA51221049f5a2fe700f19168f5825210b6342171b9dfaa65d3076aeab43386ce57c15eadc430d405325124c0ba8abff4f42120a613cf157a5af3d34b4ecdc70f5ef7
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Filesize
117B
MD565fc32766a238ff3e95984e325357dbb
SHA13ac16a2648410be8aa75f3e2817fbf69bb0e8922
SHA256a7b067e9e4d44efe579c7cdb1e847d61af2323d3d73c6fffb22e178ae476f420
SHA512621e81fc2d0f9dd92413481864638a140bee94c7dbd31f944826b21bd6ad6b8a59e63de9f7f0025cffc0efb7f9975dde77f523510ee23ada62c152a63a22f608
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Filesize
11KB
MD5bda99f82ad842497074241baef8c1449
SHA12fcd176128a8ea66db7796dc7cb3f8fffb9bdad2
SHA256102614d45322c5cc2454bea73a303baf60ad2a4b7bb7594eea9402832d21fe08
SHA512161babfd48688d7748a718282700a95b04115f14ad9041d7ec99d3dfb64b861dea443cdb41b890b8b432eed6e271136f74500aa2a53c8b44c0e4db84b29b6c98
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Filesize
1.5MB
MD5b8667a1e84567fcf7821bcefb6a444af
SHA19c1f91fe77ad357c8f81205d65c9067a270d61f0
SHA256dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9
SHA512ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852
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Filesize
155KB
MD588318158527985702f61d169434a4940
SHA13cc751ba256b5727eb0713aad6f554ff1e7bca57
SHA2564c04d7968a9fe9d9258968d3a722263334bbf5f8af972f206a71f17fa293aa74
SHA5125d88562b6c6d2a5b14390512712819238cd838914f7c48a27f017827cb9b825c24ff05a30333427acec93cd836e8f04158b86d17e6ac3dd62c55b2e2ff4e2aff
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Filesize
593KB
MD56298c0af3d1d563834a218a9cc9f54bd
SHA10185cd591e454ed072e5a5077b25c612f6849dc9
SHA25681af82019d9f45a697a8ca1788f2c5c0205af9892efd94879dedf4bc06db4172
SHA512389d89053689537cdb582c0e8a7951a84549f0c36484db4346c31bdbe7cb93141f6a354069eb13e550297dc8ec35cd6899746e0c16abc876a0fe542cc450fffe