Analysis
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max time kernel
141s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/09/2024, 20:37
Static task
static1
Behavioral task
behavioral1
Sample
d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe
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Size
337KB
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MD5
d902271006e9d8143304aee49adcf2f1
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SHA1
0a338bf99320e2613c91c6cb78fe7ffbf3fe885e
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SHA256
1728f7ecd56e74100f21a9d28c878d9fad969f2b141d2d4acafd62e012d69d57
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SHA512
f3ed35720e3a88f038b5e557443078cc2d2cc43dad6452deca2dcec35f8a5c710230d2d5a05cbafb32efc8808bba4eba8bd4602cb858ab51f5e5cd64989083c0
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SSDEEP
6144:X0kxLucQYBVNnFl7qA7bFtHj5YUqsxbMYayGAwuhnpJvmKhdPs2viVtdol+D6m+l:EkxLP9BVtF1qAv3GZKzajYvmONsnVa+c
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 2 IoCs
resource yara_rule behavioral2/memory/3232-13-0x0000000000400000-0x0000000000807000-memory.dmp modiloader_stage2 behavioral2/memory/4556-30-0x0000000000400000-0x0000000000807000-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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4556 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 4556 mstwain32.exe 4556 mstwain32.exe 4556 mstwain32.exe 4556 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\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 d902271006e9d8143304aee49adcf2f1_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\mstwain32.exe d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe d902271006e9d8143304aee49adcf2f1_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).
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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 d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3232 d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe Token: SeDebugPrivilege 4556 mstwain32.exe Token: SeDebugPrivilege 4556 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4556 mstwain32.exe 4556 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3232 wrote to memory of 4556 3232 d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe 86 PID 3232 wrote to memory of 4556 3232 d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe 86 PID 3232 wrote to memory of 4556 3232 d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe 86 -
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\d902271006e9d8143304aee49adcf2f1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d902271006e9d8143304aee49adcf2f1_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:3232 -
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:4556
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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
MD5027b73f698ffaad4b3ee59108cfb79ea
SHA1c2410ac8220263990cd07327fb13128e211b6862
SHA256f0acda2065c2d03e0da5961542f8f564fe84c44655d369bdbf82cbd42d3b092b
SHA51213a46a2c7d235e46828f56a027fe346d6fbe89977591123eff483efa6d41eac5da70a4395f6fecb97ebce9e16d5cd011a328f00f07f62bdc9d02fd467f96436f
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Filesize
337KB
MD5d902271006e9d8143304aee49adcf2f1
SHA10a338bf99320e2613c91c6cb78fe7ffbf3fe885e
SHA2561728f7ecd56e74100f21a9d28c878d9fad969f2b141d2d4acafd62e012d69d57
SHA512f3ed35720e3a88f038b5e557443078cc2d2cc43dad6452deca2dcec35f8a5c710230d2d5a05cbafb32efc8808bba4eba8bd4602cb858ab51f5e5cd64989083c0
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350