Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03-06-2024 04:10
Behavioral task
behavioral1
Sample
907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
-
Target
907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe
-
Size
293KB
-
MD5
907ded24e43b59b9b54c82802f4c27ce
-
SHA1
9717455e5cb728dfd65751897aca60c6722d1f93
-
SHA256
65e3182810f7ced146c4d695ff8d089b9538c51f59d734c9e9c50afa222cf1db
-
SHA512
6522b1aa9071b7e2b1f90b82a9a74b644abd0301c0037fa4f97638cac1757eb8059c1636359d72780e373400df123271ac17c84dcc762aea9865a06cb1be4033
-
SSDEEP
6144:aG377xS2Vp2CeiorXhwTBOc53YpcCJJvH:Jr7xS2Vp6FwTMbJJvH
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Processes:
mstwain32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 16 IoCs
Processes:
resource yara_rule C:\Windows\mstwain32.exe modiloader_stage2 behavioral2/memory/4928-10-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-26-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-29-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-32-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-35-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-38-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-41-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-44-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-47-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-50-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-53-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-56-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-59-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-62-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral2/memory/2536-65-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation 907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe -
Deletes itself 1 IoCs
Processes:
mstwain32.exepid process 2536 mstwain32.exe -
Executes dropped EXE 1 IoCs
Processes:
mstwain32.exepid process 2536 mstwain32.exe -
Loads dropped DLL 4 IoCs
Processes:
mstwain32.exepid process 2536 mstwain32.exe 2536 mstwain32.exe 2536 mstwain32.exe 2536 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
mstwain32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
Processes:
907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exemstwain32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 907ded24e43b59b9b54c82802f4c27ce_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
Processes:
907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exemstwain32.exedescription ioc process File created C:\Windows\mstwain32.exe 907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe 907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.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).
-
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exemstwain32.exedescription pid process Token: SeDebugPrivilege 4928 907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe Token: SeDebugPrivilege 2536 mstwain32.exe Token: SeDebugPrivilege 2536 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
mstwain32.exepid process 2536 mstwain32.exe 2536 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exedescription pid process target process PID 4928 wrote to memory of 2536 4928 907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe mstwain32.exe PID 4928 wrote to memory of 2536 4928 907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe mstwain32.exe PID 4928 wrote to memory of 2536 4928 907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe mstwain32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
mstwain32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\907ded24e43b59b9b54c82802f4c27ce_JaffaCakes118.exe"2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
Network
MITRE ATT&CK Matrix ATT&CK v13
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Windows\cmsetac.dllFilesize
33KB
MD562fefcf4d09ecf9c82e3af5d98fba23b
SHA1f765792f90690bde7b46f0fd9a79cd551eaf2791
SHA25627da80dbd0b3e6508788554b333b265e6243955fb6c57ad4a58f1ec345cf33dd
SHA512acfd1446091d93a5d8de4b23d48e5e782894774a4571fbe0db9297dde0c9a16331c4229ca949d9fd66c1b370e63c418759db1a5fee09b258414d7cb2f4c5004c
-
C:\Windows\mstwain32.exeFilesize
293KB
MD5907ded24e43b59b9b54c82802f4c27ce
SHA19717455e5cb728dfd65751897aca60c6722d1f93
SHA25665e3182810f7ced146c4d695ff8d089b9538c51f59d734c9e9c50afa222cf1db
SHA5126522b1aa9071b7e2b1f90b82a9a74b644abd0301c0037fa4f97638cac1757eb8059c1636359d72780e373400df123271ac17c84dcc762aea9865a06cb1be4033
-
C:\Windows\ntdtcstp.dllFilesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350
-
memory/2536-32-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-38-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-65-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-22-0x00000000028F0000-0x00000000028FE000-memory.dmpFilesize
56KB
-
memory/2536-25-0x00000000022E0000-0x00000000022E1000-memory.dmpFilesize
4KB
-
memory/2536-26-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-28-0x00000000028F0000-0x00000000028FE000-memory.dmpFilesize
56KB
-
memory/2536-27-0x0000000000980000-0x0000000000988000-memory.dmpFilesize
32KB
-
memory/2536-29-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-62-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-35-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-18-0x00000000005F0000-0x00000000005F1000-memory.dmpFilesize
4KB
-
memory/2536-41-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-44-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-47-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-50-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-53-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-56-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/2536-59-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB
-
memory/4928-0-0x00000000008F0000-0x00000000008F1000-memory.dmpFilesize
4KB
-
memory/4928-10-0x0000000000400000-0x0000000000451000-memory.dmpFilesize
324KB