Analysis
- max time kernel
149s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/07/2026, 15:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
GST-Refund AL27052600952P.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target GST-Refund AL27052600952P.exe
- Size 783KB
- Sample260707-srn4wagy6j
- SHA256 c2c321b1b3a3409d9c1799e78e3c1e99040403a1fc074c59b66bcef0e665ba06
- MD5 796a26cfefd43f2f75f1e921c1e3daf2
- SHA1 56f66d043cc1ce5158f91b5215a34532be61bf39
- SHA512 02af275e91959075958ae9d5e12714eece0b83d2a8640906de3de837efcb69fafdbad18fb7d6fd839fe1dfe4d6e58cdb1ec442e63dca252dd4d53af1290cb3c6
- SSDEEP 24576:xIFzrn0cIJsUZjLr0g9HjQI6YidJk7RMi:xIFzrn0VjjkmHjQJe72i
- TLSH T18705121CA21DC013E16A03B99B62F13413FAAD8DA511D3499FE4FDEF39B6B060D417A6
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
remcos
Version
-
1.7 Pro
Botnet
-
Band3
C2
-
46.183.217.106:37393
Attributes
-
audio_folder
audio
-
audio_path
%AppData%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
5
-
copy_file
remcos.exe
-
copy_folder
remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
install_path
%AppData%
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
ban3
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
band3_oivsemwboajrgozkjghyutui
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screens
-
screenshot_path
%AppData%
-
screenshot_time
1
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell and hide display window.
pid Process 3812 powershell.exe 2176 powershell.exe 4332 powershell.exe - Executes dropped EXE 2 IoCs
pid Process 296 guTeTpOLTnEywv.exe 4536 guTeTpOLTnEywv.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2049790993-2338060321-149346055-1000\Software\Microsoft\Windows\CurrentVersion\Run\guTeTpOLTnEywv = "\"C:\\Windows\\system32\\WindowsPowerShell\\v1.0\\powershell.exe\" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Users\\Admin\\AppData\\Local\\Temp\\oapaftxptce.ps1\"" GST-Refund AL27052600952P.exe - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4804 set thread context of 4188 4804 GST-Refund AL27052600952P.exe 91 PID 296 set thread context of 4536 296 guTeTpOLTnEywv.exe 97 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 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 GST-Refund AL27052600952P.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language GST-Refund AL27052600952P.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language guTeTpOLTnEywv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe - Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4804 GST-Refund AL27052600952P.exe 4804 GST-Refund AL27052600952P.exe 2176 powershell.exe 3812 powershell.exe 3812 powershell.exe 2176 powershell.exe 296 guTeTpOLTnEywv.exe 296 guTeTpOLTnEywv.exe 4332 powershell.exe 4332 powershell.exe - Suspicious use of AdjustPrivilegeToken 26 IoCs
description pid Process Token: SeDebugPrivilege 4804 GST-Refund AL27052600952P.exe Token: SeDebugPrivilege 2176 powershell.exe Token: SeDebugPrivilege 3812 powershell.exe Token: SeDebugPrivilege 296 guTeTpOLTnEywv.exe Token: SeDebugPrivilege 4332 powershell.exe Token: SeIncreaseQuotaPrivilege 4332 powershell.exe Token: SeSecurityPrivilege 4332 powershell.exe Token: SeTakeOwnershipPrivilege 4332 powershell.exe Token: SeLoadDriverPrivilege 4332 powershell.exe Token: SeSystemProfilePrivilege 4332 powershell.exe Token: SeSystemtimePrivilege 4332 powershell.exe Token: SeProfSingleProcessPrivilege 4332 powershell.exe Token: SeIncBasePriorityPrivilege 4332 powershell.exe Token: SeCreatePagefilePrivilege 4332 powershell.exe Token: SeBackupPrivilege 4332 powershell.exe Token: SeRestorePrivilege 4332 powershell.exe Token: SeShutdownPrivilege 4332 powershell.exe Token: SeDebugPrivilege 4332 powershell.exe Token: SeSystemEnvironmentPrivilege 4332 powershell.exe Token: SeRemoteShutdownPrivilege 4332 powershell.exe Token: SeUndockPrivilege 4332 powershell.exe Token: SeManageVolumePrivilege 4332 powershell.exe Token: 33 4332 powershell.exe Token: 34 4332 powershell.exe Token: 35 4332 powershell.exe Token: 36 4332 powershell.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4188 GST-Refund AL27052600952P.exe - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4804 wrote to memory of 2176 4804 GST-Refund AL27052600952P.exe 89 PID 4804 wrote to memory of 4188 4804 GST-Refund AL27052600952P.exe 91 PID 4804 wrote to memory of 4188 4804 GST-Refund AL27052600952P.exe 91 PID 4804 wrote to memory of 4188 4804 GST-Refund AL27052600952P.exe 91 PID 4804 wrote to memory of 4188 4804 GST-Refund AL27052600952P.exe 91 PID 4804 wrote to memory of 4188 4804 GST-Refund AL27052600952P.exe 91 PID 4804 wrote to memory of 4188 4804 GST-Refund AL27052600952P.exe 91 PID 3812 wrote to memory of 296 3812 powershell.exe 94 PID 296 wrote to memory of 4332 296 guTeTpOLTnEywv.exe 95 PID 296 wrote to memory of 4536 296 guTeTpOLTnEywv.exe 97 PID 296 wrote to memory of 4536 296 guTeTpOLTnEywv.exe 97 PID 296 wrote to memory of 4536 296 guTeTpOLTnEywv.exe 97 PID 296 wrote to memory of 4536 296 guTeTpOLTnEywv.exe 97 PID 296 wrote to memory of 4536 296 guTeTpOLTnEywv.exe 97 PID 296 wrote to memory of 4536 296 guTeTpOLTnEywv.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\GST-Refund AL27052600952P.exe"C:\Users\Admin\AppData\Local\Temp\GST-Refund AL27052600952P.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4804 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\GST-Refund AL27052600952P.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2176
-
-
C:\Users\Admin\AppData\Local\Temp\GST-Refund AL27052600952P.exe"C:\Users\Admin\AppData\Local\Temp\GST-Refund AL27052600952P.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4188
-
-
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\oapaftxptce.ps1"1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3812 -
C:\Users\Admin\AppData\Roaming\guTeTpOLTnEywv.exe"C:\Users\Admin\AppData\Roaming\guTeTpOLTnEywv.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:296 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\guTeTpOLTnEywv.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4332
-
-
C:\Users\Admin\AppData\Roaming\guTeTpOLTnEywv.exe"C:\Users\Admin\AppData\Roaming\guTeTpOLTnEywv.exe"3⤵
- Executes dropped EXE
PID:4536
-
-
Network
MITRE ATT&CK Enterprise v16
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 19KB
- SHA256 3cb2f581e1ffd8099219f1cb28f20af19e0f6336331071ecd484e9316246a581
- MD5 26b96f5f469b69c2a190555d42b262bf
- SHA1 4c801b69f7fcfb06c1ad8e6efa303c3e074a255c
- SHA512 ebf9727cc66df93bf1dbf9032bd1b3596455821db982106cbe6d0addc3242afd0e6a697fb22d4fa7cb2cddfd030399efc87bbf5fa2abb25249a6db9f18d9fbcb
- SSDEEP 384:uSEbGT1iBQiGW14brtbUFWo5hrrsPeNIAXr4B+lWoTezKwcvYbhNaPIWRtLG7HqM:iiZ6Q5WiJUFZI0IAXrq+D6TbhNaPRtiX
- TLSH T1F292A568213F6DC7D8D2227050D602F7FBE4D489DA765198BF2BDA2F5C90EBB4E60520
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_c5cv0wpn.rnc.psm1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\oapaftxptce.ps1
- Size 1KB
- SHA256 d3f5c42cc9f7d619315ae1c1cf5372e3b3134ba2ac818a08dc02cae802870b0d
- MD5 c594f55229a04c4837c4ba42f6d523c4
- SHA1 1bb15d5e81c32b44f6aa4af3f80b16dbc1884c1f
- SHA512 eb7f52fd99b555ee5a6f2b8efcd1eb9990c50fe588024c3cd6c869c090643ebdb5db3172002c722ece23f21e90a076f4cefae788ae3657c46e66bb228fefba93
- TLSH T1D211C44B8E4A43C500648BF58A0375CCB52D61CB172F019059FCB4EE732BD637469DE8
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\guTeTpOLTnEywv.exe
- Size 783KB
- SHA256 c2c321b1b3a3409d9c1799e78e3c1e99040403a1fc074c59b66bcef0e665ba06
- MD5 796a26cfefd43f2f75f1e921c1e3daf2
- SHA1 56f66d043cc1ce5158f91b5215a34532be61bf39
- SHA512 02af275e91959075958ae9d5e12714eece0b83d2a8640906de3de837efcb69fafdbad18fb7d6fd839fe1dfe4d6e58cdb1ec442e63dca252dd4d53af1290cb3c6
- SSDEEP 24576:xIFzrn0cIJsUZjLr0g9HjQI6YidJk7RMi:xIFzrn0VjjkmHjQJe72i
- TLSH T18705121CA21DC013E16A03B99B62F13413FAAD8DA511D3499FE4FDEF39B6B060D417A6
- MD5 SHA1 SHA512 SSDEEP TLSH