Analysis
- max time kernel
149s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/09/2026, 10:46
Static task
static1
Behavioral task
behavioral1
Sample
jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe
Resource
win11ltsc2024-20260911-en
General
- Target jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe
- Size 374KB
- Sample260930-mtx7nsda62
- SHA256 faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0
- MD5 9f3be0065fa5515ee7c5245e55159f94
- SHA1 a8bc11c231f47a36a3dd86e2163a1cc47e886c7e
- SHA512 02c90bdd926208e310cf5021aff758c2052349e6a61c0e8029c8e9d88c0b512fb0f37ee0da383f4714ab4f407f19ac0472e234f954a28df8c1381632d8fad928
- SSDEEP 6144:4TWeycUqt4/nzLFlypHP5pqO2Z6bu4YrS2bsTTupcOSXBzOyW1mFpqDA:4TWett4llypv5IO66irS2bTp9uz01mFE
- TLSH T17B840210A836E457C4E6D5F0783DA3C2191915F09A622EC3F3A11EEBD9335C266B4F9B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000a0000000242f7-4.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 4664 rundll32.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSIDLL = "C:\\Windows\\SysWOW64\\rundll32.exe msiehj32.dll,sOUEYX" jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
ioc Process \??\F:\ jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\msiehj32.dll jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe File opened for modification C:\Windows\SysWOW64\msiehj32.dll jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe -
resource yara_rule behavioral1/files/0x000a0000000242f7-4.dat upx behavioral1/memory/4664-6-0x0000000010000000-0x0000000010086000-memory.dmp upx behavioral1/memory/4664-10-0x0000000010000000-0x0000000010086000-memory.dmp upx behavioral1/memory/4664-15-0x0000000010000000-0x0000000010086000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 5096 3416 WerFault.exe 84 - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3416 wrote to memory of 4664 3416 jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_faabad3082a69bb19a4cc3431d17cc04b048581e1430f652b3783689f5b916c0.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3416 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe msiehj32.dll,sOUEYX2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4664
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 6362⤵
- Program crash
PID:5096
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3416 -ip 34161⤵PID:684
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\msiehj32.dll
- Size 171KB
- SHA256 346a22a97b7b6290d7f3be3675024e84a2fb2e7b39cbbc3c21e02bf797f01b75
- MD5 2b79cfb0a6f5666f47a928162f07a791
- SHA1 6a5f62fca7f6a225f8485f46be1110fc17d68774
- SHA512 e7c49830bb573be996adc56eb68bddcc073b599a76b4406b58b7342ac4621e8ae80103a7f0241ee27944c80a2c9f1a2d3a0b2743e9ee429e47cd085b2f65e152
- SSDEEP 3072:fB2UjQRPGqRP8+EcDhgW+rxOD3Blqv92IQWAHOj879mNwQYqltGcBClq9wT:JPjC+7kD2FOD3Xq5AHuuqltEuI
- TLSH T1700412A6A5FB3A13F657CCBD5B72403D6C6BF02E95C906B426609C039A3D22446F19B8
- MD5 SHA1 SHA512 SSDEEP TLSH