Analysis
- max time kernel
96s - max time network
72s - platform
windows7_x64 - resource
win7 - submitted
29/07/2020, 11:24
Static task
static1
Behavioral task
behavioral1
Sample
Sample Order 754..PDF...exe
Resource
win7
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Sample Order 754..PDF...exe
Resource
win10v200722
0 signatures
0 seconds
General
- Target Sample Order 754..PDF...exe
- Size 638KB
- Sample200729-2frc4x2e1j
- SHA256 fa1d76b3b91067daa21b5b953ddd36b570e033b1f95687e5482eec26afb79ee2
- MD5 7aeefd29bc8befca48ff8eaef4406b03
- SHA1 8149f99e9b900de0eb7b4682dc364eb2058c43d4
- SHA512 b19bc9feadabe3b2cde26472b4ef5cae437a60597070bc18d6ca1634d166a7d51841c17f4aef8a0269c47925dc6d2f1332aae50aa60e9be18668a672c3b7eede
- MD5 SHA1 SHA512
Score
8/10
Malware Config
Signatures
- Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1032 Sample Order 754..PDF...exe 1032 Sample Order 754..PDF...exe 1032 Sample Order 754..PDF...exe 1520 RegAsm.exe 1520 RegAsm.exe - Loads dropped DLL 2 IoCs
pid Process 1032 Sample Order 754..PDF...exe 1520 RegAsm.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 PID 1032 wrote to memory of 1520 1032 Sample Order 754..PDF...exe 24 - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1032 set thread context of 1520 1032 Sample Order 754..PDF...exe 24 - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1520 RegAsm.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1032 Sample Order 754..PDF...exe Token: SeDebugPrivilege 1520 RegAsm.exe - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Executes dropped EXE 1 IoCs
pid Process 1520 RegAsm.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Sample Order 754..PDF...exe"C:\Users\Admin\AppData\Local\Temp\Sample Order 754..PDF...exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
PID:1032 -
C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of AdjustPrivilegeToken
- Executes dropped EXE
PID:1520
-