Analysis
- max time kernel
126s - max time network
129s - platform
windows7_x64 - resource
win7v20210408 - submitted
06/05/2021, 00:02
Static task
static1
Behavioral task
behavioral1
Sample
d0496b3b_by_Libranalysis.exe
Resource
win7v20210408
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
d0496b3b_by_Libranalysis.exe
Resource
win10v20210410
0 signatures
0 seconds
General
- Target d0496b3b_by_Libranalysis.exe
- Size 565KB
- Sample210506-nbrmq3ghvx
- SHA256 de7ccff53ca27db1ed1e3e0d0df07f2e3364ec6b7e60622dc7726cba56831eb7
- MD5 d0496b3ba31e1999123a3537275f89ed
- SHA1 433fe5a2241f7fc909f7e5de76900c7752dd823f
- SHA512 68b59d4502658f522ec72e44cc61b255299ebcafb6a497089356e4f38e08a870c357393edf6ae379b09b60cc16a0c89b9268d004e80fde03be2e5d2e2c58354a
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
raccoon
Botnet
-
c021300d0074689fde86c87568e215c582272721
Attributes
-
url4cnc
https://tttttt.me/ch0koalpengold
rc4.plain
rc4.plain
Signatures
- Downloads MZ/PE file
- Deletes itself 1 IoCs
pid Process 1676 cmd.exe - Loads dropped DLL 8 IoCs
pid Process 784 d0496b3b_by_Libranalysis.exe 784 d0496b3b_by_Libranalysis.exe 784 d0496b3b_by_Libranalysis.exe 784 d0496b3b_by_Libranalysis.exe 784 d0496b3b_by_Libranalysis.exe 784 d0496b3b_by_Libranalysis.exe 784 d0496b3b_by_Libranalysis.exe 784 d0496b3b_by_Libranalysis.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.
- Delays execution with timeout.exe 1 IoCs
pid Process 1740 timeout.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 d0496b3b_by_Libranalysis.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 d0496b3b_by_Libranalysis.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 784 wrote to memory of 1676 784 d0496b3b_by_Libranalysis.exe 30 PID 784 wrote to memory of 1676 784 d0496b3b_by_Libranalysis.exe 30 PID 784 wrote to memory of 1676 784 d0496b3b_by_Libranalysis.exe 30 PID 784 wrote to memory of 1676 784 d0496b3b_by_Libranalysis.exe 30 PID 1676 wrote to memory of 1740 1676 cmd.exe 32 PID 1676 wrote to memory of 1740 1676 cmd.exe 32 PID 1676 wrote to memory of 1740 1676 cmd.exe 32 PID 1676 wrote to memory of 1740 1676 cmd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\d0496b3b_by_Libranalysis.exe"C:\Users\Admin\AppData\Local\Temp\d0496b3b_by_Libranalysis.exe"1⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:784 -
C:\Windows\SysWOW64\cmd.execmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\d0496b3b_by_Libranalysis.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Windows\SysWOW64\timeout.exetimeout /T 10 /NOBREAK3⤵
- Delays execution with timeout.exe
PID:1740
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