Analysis
- max time kernel
200s - max time network
208s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
30/10/2022, 06:23
Behavioral task
behavioral1
Sample
f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe
Resource
win7-20220812-en
14 signatures
150 seconds
General
- Target f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe
- Size 277KB
- Sample221030-g5ftwagedj
- SHA256 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71
- MD5 542ab21c0b1b35315a6d0aa8f6909ead
- SHA1 d5418ebf1dae3abec4c9dedbb7bbc3aa48091e81
- SHA512 b50d4c555239443a74523e1b475d10ac91722168ab24851be5b54b144a2851e7b482e2995f1ba41a575eb43f8d55de5257138b4d83314524a45ab1bd86295301
- SSDEEP 6144:/yuMwiLdft2m7mrUsqWBn837FNldObO3k1jt:quMwm2m77sZB07FxObO32J
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
cybergate
Version
-
v3.4.2.2
Botnet
-
PoTae
C2
-
potae.no-ip.info:81
Mutex
-
337N034UB05S83
Attributes
-
enable_keylogger
true
-
enable_message_box
false
-
ftp_directory
./logs
-
ftp_interval
30
-
injected_process
explorer.exe
-
install_dir
install
-
install_file
server.exe
-
install_flag
true
-
keylogger_enable_ftp
false
-
message_box_caption
Remote Administration anywhere in the world.
-
message_box_title
CyberGate
-
password
cybergate
-
regkey_hkcu
HKCU
-
regkey_hklm
HKLM
Signatures
- Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\server.exe" f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\server.exe" f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe - Executes dropped EXE 1 IoCs
pid Process 3832 server.exe - Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{2BF16G0A-AQ65-87FR-H2MS-TC8137M0V272} f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2BF16G0A-AQ65-87FR-H2MS-TC8137M0V272}\StubPath = "C:\\Windows\\system32\\install\\server.exe Restart" f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{2BF16G0A-AQ65-87FR-H2MS-TC8137M0V272} explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2BF16G0A-AQ65-87FR-H2MS-TC8137M0V272}\StubPath = "C:\\Windows\\system32\\install\\server.exe" explorer.exe -
resource yara_rule behavioral2/memory/3596-133-0x0000000010410000-0x0000000010480000-memory.dmp upx behavioral2/memory/3596-138-0x0000000010480000-0x00000000104F0000-memory.dmp upx behavioral2/memory/1964-141-0x0000000010480000-0x00000000104F0000-memory.dmp upx behavioral2/memory/1964-142-0x0000000010480000-0x00000000104F0000-memory.dmp upx behavioral2/memory/3596-147-0x00000000104F0000-0x0000000010560000-memory.dmp upx behavioral2/memory/4364-150-0x00000000104F0000-0x0000000010560000-memory.dmp upx behavioral2/memory/4364-151-0x00000000104F0000-0x0000000010560000-memory.dmp upx behavioral2/memory/1964-154-0x0000000010480000-0x00000000104F0000-memory.dmp upx behavioral2/memory/4364-155-0x00000000104F0000-0x0000000010560000-memory.dmp upx - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\install\\server.exe" f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\install\\server.exe" f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe - Drops file in System32 directory 5 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\install\server.exe f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe File opened for modification C:\Windows\SysWOW64\install\ f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe File opened for modification C:\Windows\SysWOW64\install\server.exe explorer.exe File opened for modification C:\Windows\SysWOW64\install\ explorer.exe File created C:\Windows\SysWOW64\install\server.exe f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 3832 server.exe 3832 server.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4364 explorer.exe Token: SeDebugPrivilege 4364 explorer.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41 PID 3596 wrote to memory of 1040 3596 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe 41
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1040
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C:\Users\Admin\AppData\Local\Temp\f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe"C:\Users\Admin\AppData\Local\Temp\f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71.exe"2⤵
- Adds policy Run key to start application
- Modifies Installed Components in the registry
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3596 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵
- Modifies Installed Components in the registry
PID:1964
-
-
C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:4364
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C:\Windows\SysWOW64\install\server.exe"C:\Windows\system32\install\server.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3832
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\Admin2.txt
- Size 234KB
- SHA256 c04636977c98bf60eed90d457cef424319e1330b65fe14250d591f4ce7ee29a5
- MD5 c7282d1ab52d8cdd55e194dc16037385
- SHA1 bbd3c0fda6ad87ebc467ada7351735f1c5d523bd
- SHA512 4b5a3eb6eb2f1d9cd1c51f6175bcb6f9639b8ebed4d6ab090165c21f5d452431d9a1dc5d7b4f3ced1f7e1fc4bce02eeb0ee13318d12df74a510f2e3dc78d3e9b
- SSDEEP 3072:ojO3mCBDaoh7PhJ+2K2Q5SfsSlJW06RnC7mN872Bm0Ildny5IEtIdXZk1VN+2v:Z2m7mrUsqWBn837FNldObO3k1jh
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\install\server.exe
- Size 277KB
- SHA256 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71
- MD5 542ab21c0b1b35315a6d0aa8f6909ead
- SHA1 d5418ebf1dae3abec4c9dedbb7bbc3aa48091e81
- SHA512 b50d4c555239443a74523e1b475d10ac91722168ab24851be5b54b144a2851e7b482e2995f1ba41a575eb43f8d55de5257138b4d83314524a45ab1bd86295301
- SSDEEP 6144:/yuMwiLdft2m7mrUsqWBn837FNldObO3k1jt:quMwm2m77sZB07FxObO32J
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\install\server.exe
- Size 277KB
- SHA256 f5d3d3ba311953c28c95f4ba028057e0821a24b30941bb4e9e2cfb4e138cfa71
- MD5 542ab21c0b1b35315a6d0aa8f6909ead
- SHA1 d5418ebf1dae3abec4c9dedbb7bbc3aa48091e81
- SHA512 b50d4c555239443a74523e1b475d10ac91722168ab24851be5b54b144a2851e7b482e2995f1ba41a575eb43f8d55de5257138b4d83314524a45ab1bd86295301
- SSDEEP 6144:/yuMwiLdft2m7mrUsqWBn837FNldObO3k1jt:quMwm2m77sZB07FxObO32J
- MD5 SHA1 SHA512 SSDEEP