Overview
overview
10Static
static
9bbd49dbf0...9e.exe
windows7_x64
109bbd49dbf0...9e.exe
windows7_x64
109bbd49dbf0...9e.exe
windows7_x64
109bbd49dbf0...9e.exe
windows11_x64
109bbd49dbf0...9e.exe
windows10_x64
109bbd49dbf0...9e.exe
windows10_x64
109bbd49dbf0...9e.exe
windows10_x64
109bbd49dbf0...9e.exe
windows10_x64
10Analysis
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max time kernel
120s -
max time network
110s -
platform
windows7_x64 -
resource
win7-ja-20210920 -
submitted
25-09-2021 06:18
Static task
static1
Behavioral task
behavioral1
Sample
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Resource
win7-ja-20210920
Behavioral task
behavioral2
Sample
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Resource
win7v20210408
Behavioral task
behavioral3
Sample
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Resource
win7-de-20210920
Behavioral task
behavioral4
Sample
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Resource
win11
Behavioral task
behavioral5
Sample
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Resource
win10v20210408
Behavioral task
behavioral6
Sample
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Resource
win10-ja-20210920
Behavioral task
behavioral7
Sample
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Resource
win10-en-20210920
Behavioral task
behavioral8
Sample
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Resource
win10-de-20210920
General
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Target
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
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Size
360KB
-
MD5
6e223f8e362245614a74d9865d0817b0
-
SHA1
dd8d9ea9d62bcf6a7e69bbf6dd81457103bcc29e
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SHA256
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e
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SHA512
36321cbe8c9b17a939241247baa27e204f51c2f8c8667cafd3ddd939159412ead8addf663b2285499396917f1bebe51cc9f1ec7c218645f877860010da5c4e1a
Malware Config
Signatures
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RevcodeRat, WebMonitorRat
WebMonitor is a remote access tool that you can use from any browser access to control, and monitor your phones, or PCs.
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WebMonitor Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1760-58-0x00000000004BE2B0-mapping.dmp family_webmonitor -
suricata: ET MALWARE WebMonitor/RevCode RAT CnC Domain in DNS Lookup
suricata: ET MALWARE WebMonitor/RevCode RAT CnC Domain in DNS Lookup
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Executes dropped EXE 1 IoCs
Processes:
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exepid process 1760 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe -
Processes:
resource yara_rule behavioral1/memory/1760-57-0x0000000000400000-0x00000000004C0000-memory.dmp upx behavioral1/memory/1760-61-0x0000000000400000-0x00000000004C0000-memory.dmp upx -
Loads dropped DLL 1 IoCs
Processes:
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exepid process 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\WebMonitor-3033 = "C:\\Users\\Admin\\AppData\\Roaming\\WebMonitor-3033.exe" 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exedescription pid process target process PID 1560 set thread context of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exepid process 1760 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exedescription pid process target process PID 1560 wrote to memory of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe PID 1560 wrote to memory of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe PID 1560 wrote to memory of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe PID 1560 wrote to memory of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe PID 1560 wrote to memory of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe PID 1560 wrote to memory of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe PID 1560 wrote to memory of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe PID 1560 wrote to memory of 1760 1560 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe 9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe"C:\Users\Admin\AppData\Local\Temp\9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1560 -
C:\Users\Admin\AppData\Local\Temp\9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe"C:\Users\Admin\AppData\Local\Temp\9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: RenamesItself
PID:1760
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
MD56e223f8e362245614a74d9865d0817b0
SHA1dd8d9ea9d62bcf6a7e69bbf6dd81457103bcc29e
SHA2569bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e
SHA51236321cbe8c9b17a939241247baa27e204f51c2f8c8667cafd3ddd939159412ead8addf663b2285499396917f1bebe51cc9f1ec7c218645f877860010da5c4e1a
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\Users\Admin\AppData\Local\Temp\9bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e.exe
MD56e223f8e362245614a74d9865d0817b0
SHA1dd8d9ea9d62bcf6a7e69bbf6dd81457103bcc29e
SHA2569bbd49dbf0098e342cbb8935f8f40c92a395d45c04ef00f5df08b6953e30ca9e
SHA51236321cbe8c9b17a939241247baa27e204f51c2f8c8667cafd3ddd939159412ead8addf663b2285499396917f1bebe51cc9f1ec7c218645f877860010da5c4e1a