Analysis
- max time kernel
141s - max time network
171s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
30/11/2022, 19:01
Behavioral task
behavioral1
Sample
fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe
Resource
win7-20220812-en
7 signatures
150 seconds
General
- Target fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe
- Size 5.7MB
- Sample221130-xpharsac51
- SHA256 fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95
- MD5 9775c76a3cde8e4662dbd27b20e045b6
- SHA1 f1485a7562300296826ff509239f1d11ed4fc2e4
- SHA512 350c12198ac88a5362ec1b10d3195809d33740a504e800e8b26bdab7c1777852deb27a96bd7a2a2470fb31126cfe20e7ed922733608f836e490abd1f32921de0
- SSDEEP 98304:HE4VX+57n/rc00I5XVe1z/7sOu3rm2pg+XNirA2CKTf1Ft4f6P:kOX+5T/Y0zhV+L7C7m6SA2Ccuf
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
raccoon
rc4.plain
Signatures
- Shurk
Shurk is an infostealer, written in C++ which appeared in 2021.
- Shurk Stealer payload 2 IoCs
resource yara_rule behavioral2/memory/1784-132-0x00000000008B0000-0x000000000121D000-memory.dmp shurk_stealer behavioral2/memory/1784-135-0x00000000008B0000-0x000000000121D000-memory.dmp shurk_stealer -
resource yara_rule behavioral2/memory/1784-132-0x00000000008B0000-0x000000000121D000-memory.dmp vmprotect behavioral2/memory/1784-135-0x00000000008B0000-0x000000000121D000-memory.dmp vmprotect - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1784 fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1784 fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe 1784 fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe 1784 fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe 1784 fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe"C:\Users\Admin\AppData\Local\Temp\fe1b78899975b0743933ddd3e44b49b4be94cf06edf20a79211037f79475ad95.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1784