Analysis
- max time kernel
90s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
25/12/2022, 12:41
Static task
static1
Behavioral task
behavioral1
Sample
b99a892233b109bfd07d34988eb0dd62.exe
Resource
win7-20221111-en
7 signatures
150 seconds
General
- Target b99a892233b109bfd07d34988eb0dd62.exe
- Size 340KB
- Sample221225-pwrtsabe64
- SHA256 1fc1cd4294d1ada2d5b9749125ac1c8fff4fd65d25b59ea9590e9f8545a02f77
- MD5 b99a892233b109bfd07d34988eb0dd62
- SHA1 79f876e6e54319f531edbe00ed2366a5277e8e60
- SHA512 d4f4688f5a1018fad6534021bbfc225cf946a01ecf9186f818ddde7df5ecfd0460a7a8122a4d6fc7bcbcf9e4d7ff065360a3ed65ab9ac5e3b00532be02eb77d8
- SSDEEP 6144:XLgRd+PzuaWkhWe7x2ojELz49eUzxwJ/6yGymI:XQ4zuaWkhWqGz4vxwVVm
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Program crash 1 IoCs
pid pid_target Process procid_target 3456 5036 WerFault.exe 80 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5036 b99a892233b109bfd07d34988eb0dd62.exe 5036 b99a892233b109bfd07d34988eb0dd62.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5036 b99a892233b109bfd07d34988eb0dd62.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b99a892233b109bfd07d34988eb0dd62.exe"C:\Users\Admin\AppData\Local\Temp\b99a892233b109bfd07d34988eb0dd62.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5036 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 17962⤵
- Program crash
PID:3456
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5036 -ip 50361⤵PID:520