Analysis
- max time kernel
121s - max time network
120s - platform
windows7_x64 - resource
win7v20201028 - submitted
13/11/2020, 15:35
Static task
static1
Behavioral task
behavioral1
Sample
44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe
Resource
win7v20201028
0 signatures
0 seconds
General
- Target 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe
- Size 403KB
- Sample201113-qsll4385c6
- SHA256 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f
- MD5 c6b674c34fe1bdbf4fc4d37bb031be06
- SHA1 13722916faa4802cb3eaa4cf85136b6a5d9028c4
- SHA512 2af4cba11c621b6268e4e3862251e0fd177408c13f939ad10a22dd4ac8941ea68b9272218cb6cf2e98342ee727b1419309846d46d1e339ad9d798a82e3949acb
- MD5 SHA1 SHA512
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 288 cmd.exe - Loads dropped DLL 8 IoCs
pid Process 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe - Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- JavaScript code in executable 1 IoCs
resource yara_rule behavioral1/files/0x0003000000013129-4.dat js - Delays execution with timeout.exe 1 IoCs
pid Process 824 timeout.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 240 wrote to memory of 288 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 31 PID 240 wrote to memory of 288 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 31 PID 240 wrote to memory of 288 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 31 PID 240 wrote to memory of 288 240 44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe 31 PID 288 wrote to memory of 824 288 cmd.exe 33 PID 288 wrote to memory of 824 288 cmd.exe 33 PID 288 wrote to memory of 824 288 cmd.exe 33 PID 288 wrote to memory of 824 288 cmd.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe"C:\Users\Admin\AppData\Local\Temp\44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe"1⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:240 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\44e730df1763a00fc7a1dc83b4fc632f3029dc720cce065cfd5d6811bf4b4e5f.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:288 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:824
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