modiloader | 17eade8a64e6c3ecb015a13c6e9e43b7c987b2d7957fcd7f5e5454711afc840b

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
21/06/2024, 12:12

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General

Target
0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe
Size 894KB
Sample240621-pdkmraygqe
SHA256 17eade8a64e6c3ecb015a13c6e9e43b7c987b2d7957fcd7f5e5454711afc840b
MD5 0b5a54621f8d0d3a32af2f35c5176450
SHA1 43bdf5cc4b5dd50eb4281b67ad4ce1be4c579cad
SHA512 a0e7c24b50fb0356c05be5e220b5f067a0c27db039a2aaa6b0452b46c689b06ff57054675df3ce227c9f41aafb6ae3d7ac3bba15062457eeb01ab3f1e1f973f6
SSDEEP 12288:Yxo7YNQg2YcKify3iTntxrr0cuUPnIpVwDIX9cgtWb2eExgDj48uSeJrokokzm:YKwQrsiK3Sr0ckHCb2Nxg348uS8o6zm
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

modiloader evasion persistence trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.EXE

ModiLoader Second Stage 22 IoCs

resource	yara_rule
behavioral2/memory/4280-3-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4280-4-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4280-5-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4280-7-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4280-18-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-26-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-40-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-50-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-53-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-56-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-59-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-62-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-65-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-68-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-71-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-74-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-77-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2152-80-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE

Executes dropped EXE 2 IoCs

pid	Process
3976	mstwain32.exe
2152	mstwain32.EXE

Loads dropped DLL 4 IoCs

pid	Process
2152	mstwain32.EXE
2152	mstwain32.EXE
2152	mstwain32.EXE
2152	mstwain32.EXE

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.EXE"	mstwain32.EXE

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
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
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3976	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4484 set thread context of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 3976 set thread context of 2152	3976	mstwain32.exe	94

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.EXE	mstwain32.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.EXE
File created	C:\Windows\cmsetac.dll	mstwain32.EXE
File created	C:\Windows\mstwain32.exe	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE
File opened for modification	C:\Windows\mstwain32.exe	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4280	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE
Token: SeBackupPrivilege	216	vssvc.exe
Token: SeRestorePrivilege	216	vssvc.exe
Token: SeAuditPrivilege	216	vssvc.exe
Token: SeDebugPrivilege	2152	mstwain32.EXE
Token: SeDebugPrivilege	2152	mstwain32.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe
4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe
3976	mstwain32.exe
3976	mstwain32.exe
2152	mstwain32.EXE
2152	mstwain32.EXE

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4484 wrote to memory of 4280	4484	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe	83
PID 4280 wrote to memory of 3976	4280	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE	92
PID 4280 wrote to memory of 3976	4280	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE	92
PID 4280 wrote to memory of 3976	4280	0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE	92
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94
PID 3976 wrote to memory of 2152	3976	mstwain32.exe	94

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

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.
ransomware

C:\Users\Admin\AppData\Local\Temp\0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4484
- C:\Users\Admin\AppData\Local\Temp\0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE
  0b5a54621f8d0d3a32af2f35c5176450_JaffaCakes118.EXE
  2⤵
  - Checks computer location settings
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4280
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3976
  - - C:\Windows\mstwain32.EXE
      mstwain32.EXE
      4⤵
      UAC bypass
      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
      PID:2152

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

cmsetac.dll

Path C:\Windows\cmsetac.dll
Size 33KB
SHA256 1ddbecd8a20f5bc145c247b79b553f220867a1fcd44833020153bba68efd80fb
MD5 951b2807908d54d53cf541315ad223e4
SHA1 26adbb4631d6b833e2a5658cab4b5b5c9c51d34f
SHA512 6a2a736cfde2834700c0050b3ce61622573fe13d3bb52fd4d065dec2d34723c071a85fa77d5c27948ef7c9dcaeb07ea92a159eaa91a0b511f72482c03f883f83
SSDEEP 768:r+aoi6qZOpQB5ZpOc06HCMN9GT6RJ5BHUEy2YEZZEo:r+av6qZ4QxpP0AtNfRJ5BHxY
MD5 SHA1 SHA512 SSDEEP

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mstwain32.exe

Path C:\Windows\mstwain32.exe
Size 894KB
SHA256 17eade8a64e6c3ecb015a13c6e9e43b7c987b2d7957fcd7f5e5454711afc840b
MD5 0b5a54621f8d0d3a32af2f35c5176450
SHA1 43bdf5cc4b5dd50eb4281b67ad4ce1be4c579cad
SHA512 a0e7c24b50fb0356c05be5e220b5f067a0c27db039a2aaa6b0452b46c689b06ff57054675df3ce227c9f41aafb6ae3d7ac3bba15062457eeb01ab3f1e1f973f6
SSDEEP 12288:Yxo7YNQg2YcKify3iTntxrr0cuUPnIpVwDIX9cgtWb2eExgDj48uSeJrokokzm:YKwQrsiK3Sr0ckHCb2Nxg348uS8o6zm
MD5 SHA1 SHA512 SSDEEP

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ntdtcstp.dll

Path C:\Windows\ntdtcstp.dll
Size 7KB
SHA256 e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
MD5 67587e25a971a141628d7f07bd40ffa0
SHA1 76fcd014539a3bb247cc0b761225f68bd6055f6b
SHA512 6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350
SSDEEP 96:nPI4WiJu8aFwiFtih01Rl532eJWahK4oDImBx:ndW0u8/Jh0Dl532eJWao4i/
MD5 SHA1 SHA512 SSDEEP

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00000000

Path \??\c:\users\admin\appdata\local\temp\00000000
Size 14B
SHA256 bbed2f8c3ba2595a487cd4ce9c3391d524741b502c877b785770c0d478e6e23c
MD5 a38d374faacc01aef4f9faa632f47bec
SHA1 970ef781b0eb158cf2a6f4fc5eb6da51c88d5614
SHA512 3fcd446914fdb932dcf2143a24c440dba2578f9a35fdc5d639c369d942d4943aa64fcf6957ec4f7edd02462b8304249c9ae448a124c3ec3c546fbafe7ae24738
MD5 SHA1 SHA512

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memory/2152-40-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-59-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-80-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-77-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-26-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-28-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-74-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-71-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-68-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-38-0x00000000030E0000-0x00000000030EE000-memory.dmp

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memory/2152-65-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-41-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-43-0x00000000030E0000-0x00000000030EE000-memory.dmp

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memory/2152-42-0x0000000000610000-0x0000000000618000-memory.dmp

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memory/2152-44-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-47-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-50-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-53-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-56-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/2152-62-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/3976-27-0x0000000000400000-0x00000000007AC01A-memory.dmp

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memory/4280-3-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/4280-4-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/4280-5-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/4280-7-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/4280-18-0x0000000000400000-0x000000000044B000-memory.dmp

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memory/4484-6-0x0000000000400000-0x00000000007AC01A-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads