Analysis
- max time kernel
4265070s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-en-20220112 - submitted
18/01/2022, 00:08
Static task
static1
Behavioral task
behavioral1
Sample
emotet_exe_e5_46760baadefa78f4095d432e3fbd8cc76e8663a8d16ef703397dff2b43bd1ec4_2022-01-18__000722.exe.dll
Resource
win7-en-20211208
0 signatures
0 seconds
General
- Target emotet_exe_e5_46760baadefa78f4095d432e3fbd8cc76e8663a8d16ef703397dff2b43bd1ec4_2022-01-18__000722.exe.dll
- Size 469KB
- Sample220118-aexldaefer
- SHA256 46760baadefa78f4095d432e3fbd8cc76e8663a8d16ef703397dff2b43bd1ec4
- MD5 2c096c0af1ca2a15e855f1098ec3ff21
- SHA1 43445b56c4e55863147366a59ac3a4f23aa6c800
- SHA512 f80ad483bc7bf2462940987a9491a00b05b7f3ea6ceaf9632716c451c15a2a6188c426b20dae694dec52619b072cb02b131880cb9c928ddd4e55ad79d6376e5b
- MD5 SHA1 SHA512
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotification.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotification.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2568 MusNotification.exe Token: SeCreatePagefilePrivilege 2568 MusNotification.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2220 wrote to memory of 3492 2220 regsvr32.exe 53 PID 2220 wrote to memory of 3492 2220 regsvr32.exe 53 PID 2220 wrote to memory of 3492 2220 regsvr32.exe 53 PID 3492 wrote to memory of 3648 3492 regsvr32.exe 59 PID 3492 wrote to memory of 3648 3492 regsvr32.exe 59 PID 3492 wrote to memory of 3648 3492 regsvr32.exe 59
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_46760baadefa78f4095d432e3fbd8cc76e8663a8d16ef703397dff2b43bd1ec4_2022-01-18__000722.exe.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_46760baadefa78f4095d432e3fbd8cc76e8663a8d16ef703397dff2b43bd1ec4_2022-01-18__000722.exe.dll2⤵
- Suspicious use of WriteProcessMemory
PID:3492 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_46760baadefa78f4095d432e3fbd8cc76e8663a8d16ef703397dff2b43bd1ec4_2022-01-18__000722.exe.dll",DllRegisterServer3⤵PID:3648
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C:\Windows\system32\MusNotification.exeC:\Windows\system32\MusNotification.exe1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:2568