Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-01-2025 12:08
Behavioral task
behavioral1
Sample
JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe
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Size
270KB
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MD5
64f974faff2d0221870d9917c9fb3d20
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SHA1
a9fd4018145434b8c4d968d94451ee1d087ab002
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SHA256
ec38c00c658ec4dd6a89590fadbd62d3f32103bc7f5c4e1dd53e12590ae6fd9c
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SHA512
bd03215e30d480de12b13334032c4c3f96d9ad03270b1a37674cc4c49b498841e2657869ff541d67332892eb9756ed0e15a9c01554114d6a07bc35c2b0951a90
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SSDEEP
6144:9G377xS2Vp2CeiorXdwTBgWx4v53IpcCJJvH7:Ar7xS2Vp6RwTyCtbJJvH7
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" crsrss.exe -
ModiLoader Second Stage 16 IoCs
resource yara_rule behavioral2/files/0x000200000001e764-5.dat modiloader_stage2 behavioral2/memory/3224-8-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-25-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-28-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-31-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-34-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-37-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-40-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-43-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-46-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-49-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-52-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-55-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-58-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-61-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2776-64-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe -
Executes dropped EXE 1 IoCs
pid Process 2776 crsrss.exe -
Loads dropped DLL 4 IoCs
pid Process 2776 crsrss.exe 2776 crsrss.exe 2776 crsrss.exe 2776 crsrss.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Windows\\crsrss.exe" crsrss.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA crsrss.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" crsrss.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\ntdtcstp.dll crsrss.exe File created C:\Windows\cmsetac.dll crsrss.exe File created C:\Windows\crsrss.exe JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe File opened for modification C:\Windows\crsrss.exe JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.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 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_64f974faff2d0221870d9917c9fb3d20.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language crsrss.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3224 JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe Token: SeBackupPrivilege 3492 vssvc.exe Token: SeRestorePrivilege 3492 vssvc.exe Token: SeAuditPrivilege 3492 vssvc.exe Token: SeDebugPrivilege 2776 crsrss.exe Token: SeDebugPrivilege 2776 crsrss.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2776 crsrss.exe 2776 crsrss.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3224 wrote to memory of 2776 3224 JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe 90 PID 3224 wrote to memory of 2776 3224 JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe 90 PID 3224 wrote to memory of 2776 3224 JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe 90 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" crsrss.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64f974faff2d0221870d9917c9fb3d20.exe"1⤵
- Checks computer location settings
- 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:3224 -
C:\Windows\crsrss.exe"C:\Windows\crsrss.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- 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:2776
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3492
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
3Replay Monitor
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Downloads
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Filesize
33KB
MD5e4a9aa0d6259f74e27a4e07cc45279b6
SHA1d2bbda64e1706ec04bd75e6a344ebd00be550034
SHA256f9b8e831ce6bbf98f7014aae7d437ef09fdc89dc901581cedd43192c07b3e07a
SHA5122d17aa6cb0d38ca000a703453a7dcb4cb0d74ef712a8a969bc9168a07638447953c4aca17f54f9f9ae9edf6cf5616f2e7d44ad12d763259c70e20ed7806967fa
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Filesize
270KB
MD564f974faff2d0221870d9917c9fb3d20
SHA1a9fd4018145434b8c4d968d94451ee1d087ab002
SHA256ec38c00c658ec4dd6a89590fadbd62d3f32103bc7f5c4e1dd53e12590ae6fd9c
SHA512bd03215e30d480de12b13334032c4c3f96d9ad03270b1a37674cc4c49b498841e2657869ff541d67332892eb9756ed0e15a9c01554114d6a07bc35c2b0951a90
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350