Analysis
- max time kernel
148s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
16/08/2022, 11:06
General
- Target Proforma Invoice-309-Ref-284.pdf.exe
- Size 1.1MB
- Sample220816-m7ebqagbdp
- SHA256 db70ee07544744857112a453ccafc8b82745fa014116c72e14103a0f03289cfc
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 3 IoCs
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 44 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Proforma Invoice-309-Ref-284.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice-309-Ref-284.pdf.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Proforma Invoice-309-Ref-284.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice-309-Ref-284.pdf.exe"3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
-
-
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/684-144-0x00000000081F0000-0x0000000008381000-memory.dmp
memory/684-153-0x0000000008390000-0x00000000084E9000-memory.dmp
memory/684-151-0x0000000008390000-0x00000000084E9000-memory.dmp
memory/3000-133-0x0000000005E40000-0x00000000063E4000-memory.dmp
memory/3000-134-0x0000000005930000-0x00000000059C2000-memory.dmp
memory/3000-135-0x00000000059D0000-0x00000000059DA000-memory.dmp
memory/3000-136-0x0000000009540000-0x00000000095DC000-memory.dmp
memory/3000-137-0x00000000095E0000-0x0000000009646000-memory.dmp
memory/3000-132-0x0000000000E60000-0x0000000000F82000-memory.dmp
memory/3480-147-0x0000000001000000-0x0000000001014000-memory.dmp
memory/3480-148-0x0000000000580000-0x00000000005AB000-memory.dmp
memory/3480-149-0x00000000027A0000-0x0000000002AEA000-memory.dmp
memory/3480-150-0x00000000025F0000-0x000000000267F000-memory.dmp
memory/3480-152-0x0000000000580000-0x00000000005AB000-memory.dmp
memory/3964-143-0x0000000000BF0000-0x0000000000C00000-memory.dmp
memory/3964-142-0x000000000041F000-0x0000000000421000-memory.dmp
memory/3964-146-0x0000000000400000-0x000000000042B000-memory.dmp
memory/3964-141-0x0000000001630000-0x000000000197A000-memory.dmp
memory/3964-139-0x0000000000400000-0x000000000042B000-memory.dmp