Analysis
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max time kernel
143s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-09-2024 02:43
Behavioral task
behavioral1
Sample
e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe
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Size
113KB
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MD5
e5e4acf1194ce4bd2db0831524ee95ae
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SHA1
4518d9a99f042a4262e627265145bc5c9dba4d71
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SHA256
84c2922d2115583107dcbec685528aa4d9eac94408d699e63a7baf5037a4cac0
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SHA512
f5b6d83ea19f52003fdea9849793cc667693117d814bd4081414ec967bf19de2ebc1da5a674aed4049a4916f16d5699dd4f1959acbbc07141a9260189d7888ec
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SSDEEP
3072:0oy8j7VnNdrPHaSekwi+mWCdL2+O1outmG:k8jZ7rvaU3+mWK2+ooSmG
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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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/8-11-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-27-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-28-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-31-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-34-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-37-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-40-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-43-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-46-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-49-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-52-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-55-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-58-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-61-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-64-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/4456-67-0x0000000000400000-0x0000000000451000-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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4456 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 4456 mstwain32.exe 4456 mstwain32.exe 4456 mstwain32.exe 4456 mstwain32.exe -
resource yara_rule behavioral2/memory/8-0-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/files/0x000600000001db19-5.dat upx behavioral2/memory/8-11-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-27-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-28-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-31-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-34-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-37-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-40-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-43-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-46-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-49-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-52-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-55-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-58-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-61-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-64-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4456-67-0x0000000000400000-0x0000000000451000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.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 -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe File created C:\Windows\ntdtcstp.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 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 e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 8 e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe Token: SeBackupPrivilege 208 vssvc.exe Token: SeRestorePrivilege 208 vssvc.exe Token: SeAuditPrivilege 208 vssvc.exe Token: SeDebugPrivilege 4456 mstwain32.exe Token: SeDebugPrivilege 4456 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4456 mstwain32.exe 4456 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 8 wrote to memory of 4456 8 e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe 87 PID 8 wrote to memory of 4456 8 e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe 87 PID 8 wrote to memory of 4456 8 e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe 87 -
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 -
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\e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.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:8 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.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:4456
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:208
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
Loading Replay Monitor...
Downloads
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Filesize
33KB
MD53810179ca65b73dfe9cfc14f9b2a6d69
SHA1e6748f1a2c8195408f8d0b3c343c00c64fe74ef4
SHA256d3256849e159ce44d64799078b7a7c16757a0d5eb2bf8b0bcb9517cc4332c94b
SHA512bb7e29c9cbaa9124159e13688b8ce22b6ef87ff5b02ff43a715ff9bc87d68318fcd16b4f441951f9d52dd7bb43706e08f055521444922125c4ef4b275c9b9bea
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Filesize
113KB
MD5e5e4acf1194ce4bd2db0831524ee95ae
SHA14518d9a99f042a4262e627265145bc5c9dba4d71
SHA25684c2922d2115583107dcbec685528aa4d9eac94408d699e63a7baf5037a4cac0
SHA512f5b6d83ea19f52003fdea9849793cc667693117d814bd4081414ec967bf19de2ebc1da5a674aed4049a4916f16d5699dd4f1959acbbc07141a9260189d7888ec
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350