Analysis
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max time kernel
141s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23/01/2025, 23:21
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe
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Size
518KB
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MD5
1bf3e896811760baa0f9e349d36d0b4b
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SHA1
247495d38ff5ff2cdfe88dafe518adea573e5bb6
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SHA256
c1bab28d42cdaa6e79af5877fe56d191a3a20ff020abcf49539ba33336ce44c4
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SHA512
e1c92d355a16fd1b1e38fdfa8a524fe30b4f55c5af3fad51782fda56c5510d01d1c87adc11749c18d1a704586bd1ce2e41cde42425e34eba0f25da7080fd684f
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SSDEEP
12288:3eFzFqoS/Kr7fw2zuR71GUItA/1QFslfeqAz:3O5r7a7kUICGilfeqQ
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modiloader family
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UAC bypass 3 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 16 IoCs
resource yara_rule behavioral2/memory/3204-22-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-36-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-39-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-40-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-43-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-46-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-49-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-52-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-55-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-58-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-61-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-64-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-67-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-70-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-73-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/412-76-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation 6497614.exe Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe -
Executes dropped EXE 2 IoCs
pid Process 3204 6497614.exe 412 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 412 mstwain32.exe 412 mstwain32.exe 412 mstwain32.exe 412 mstwain32.exe -
Checks whether UAC is enabled 1 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 6497614.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mstwain32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
resource yara_rule behavioral2/files/0x000c000000023b27-6.dat upx behavioral2/memory/3204-12-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3204-22-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-36-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-39-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-40-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-43-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-46-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-49-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-52-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-55-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-58-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-61-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-64-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-67-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-70-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-73-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/412-76-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe 6497614.exe File opened for modification C:\Windows\mstwain32.exe 6497614.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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_1bf3e896811760baa0f9e349d36d0b4b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6497614.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3204 6497614.exe Token: SeDebugPrivilege 412 mstwain32.exe Token: SeDebugPrivilege 412 mstwain32.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 116 JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe 412 mstwain32.exe 4244 OpenWith.exe 412 mstwain32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 116 wrote to memory of 3204 116 JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe 83 PID 116 wrote to memory of 3204 116 JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe 83 PID 116 wrote to memory of 3204 116 JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe 83 PID 3204 wrote to memory of 412 3204 6497614.exe 85 PID 3204 wrote to memory of 412 3204 6497614.exe 85 PID 3204 wrote to memory of 412 3204 6497614.exe 85 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1bf3e896811760baa0f9e349d36d0b4b.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:116 -
C:\Users\Admin\AppData\Local\Temp\6497614.exe"C:\Users\Admin\AppData\Local\Temp\6497614.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3204 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"3⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:412
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4244
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
108KB
MD543e4c1faada86dea220847bb1ca98416
SHA18fe9bd4d6127cc394b7324ea812e6b3b4c85021b
SHA2565a7953e518bbbecbe657e35ad3099a7b3c14a63b8b81d2cf731fbac09146acef
SHA51291b3ee93a3e60dbb3363384dd83bdd47c038d7f07674f0a99374c6e06954e63ae06f5a3d9223fb98b4685f2a914e4047077f19b1cc7f571fb177ccfc2273b938
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Filesize
33KB
MD5d2bd453372f74e556eecbd0b549f23b0
SHA1dd038bfa0eb200662922f7170e8223b173aaa82e
SHA256dbcbd45b8d32db6efc7d7ea4c2c44c79ec16c32cc581b79b14214d6f4493e81d
SHA51236f2df56a2e6f0b3373efc4682418f211cb4b0c176787b2c6020b54e9c5a35314bb7d4f269ecb76ee5ee9b088383c4ab158e6494102303f6ccf215c46d74db70
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350