modiloader | e8727e6781666f2567838826187ce37d7986f75ceafe96a76f491c629791873d

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 07:38

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General

Target

194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe
Size

270KB
MD5

194f39e2ad60561b5c8d0eb0f03e4f6d
SHA1

e72164a7ec422aba6ae99a534333fe3492413cf4
SHA256

e8727e6781666f2567838826187ce37d7986f75ceafe96a76f491c629791873d
SHA512

9129a2afe2aa04042c98035c1be4d4b059b49890a46fe6984189f3db61b3cf9cdbc537a92433fed5499128a84059b529580a3a219c306e1f44d3f000b8bcb050
SSDEEP

6144:aGyjnBSkuV1d4eZd88ORJIfrwTBtU53Eopcs:JYnBSkuVUeZdYGwT0l

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

Processes:

svechost.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svechost.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svechost.exe

ModiLoader Second Stage 16 IoCs

Processes:

resource	yara_rule
C:\Windows\svechost.exe	modiloader_stage2
behavioral1/memory/2176-9-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-18-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-21-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-24-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-30-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-39-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-48-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-51-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-54-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2444-57-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

Processes:

svechost.exe

pid process

2444 svechost.exe
Executes dropped EXE 1 IoCs

Processes:

svechost.exe

pid process

2444 svechost.exe
Adds Run key to start application 2 TTPs 1 IoCs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Processes:

svechost.exe

description ioc process

Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\svechost = "C:\\Windows\\svechost.exe" svechost.exe

pid	process
2444	svechost.exe

pid	process
2444	svechost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\svechost = "C:\\Windows\\svechost.exe"	svechost.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exesvechost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	svechost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svechost.exe

Drops file in Windows directory 3 IoCs

Processes:

194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exesvechost.exe

description	ioc	process
File created	C:\Windows\svechost.exe	194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	svechost.exe
File created	C:\Windows\cmsetac.dll	svechost.exe

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

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exesvechost.exe

description pid process

Token: SeDebugPrivilege 2176 194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe
Token: SeDebugPrivilege 2444 svechost.exe
Token: SeDebugPrivilege 2444 svechost.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe

pid process

2176 194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

svechost.exe

pid process

2444 svechost.exe
2444 svechost.exe

description	pid	process
Token: SeDebugPrivilege	2176	194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe
Token: SeDebugPrivilege	2444	svechost.exe
Token: SeDebugPrivilege	2444	svechost.exe

pid	process
2176	194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe

pid	process
2444	svechost.exe
2444	svechost.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe

description	pid	process	target process
PID 2176 wrote to memory of 2444	2176	194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe	svechost.exe
PID 2176 wrote to memory of 2444	2176	194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe	svechost.exe
PID 2176 wrote to memory of 2444	2176	194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe	svechost.exe
PID 2176 wrote to memory of 2444	2176	194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe	svechost.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

svechost.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svechost.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svechost.exe

C:\Users\Admin\AppData\Local\Temp\194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2176

C:\Windows\svechost.exe
"C:\Windows\svechost.exe" \melt "C:\Users\Admin\AppData\Local\Temp\194f39e2ad60561b5c8d0eb0f03e4f6d_JaffaCakes118.exe"
2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- 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:2444

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Windows\svechost.exe
Filesize
270KB

MD5
194f39e2ad60561b5c8d0eb0f03e4f6d

SHA1
e72164a7ec422aba6ae99a534333fe3492413cf4

SHA256
e8727e6781666f2567838826187ce37d7986f75ceafe96a76f491c629791873d

SHA512
9129a2afe2aa04042c98035c1be4d4b059b49890a46fe6984189f3db61b3cf9cdbc537a92433fed5499128a84059b529580a3a219c306e1f44d3f000b8bcb050

Download Submit
memory/2176-0-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/2176-9-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-21-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-17-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/2444-16-0x0000000075E50000-0x0000000075E51000-memory.dmp

Filesize
4KB

Download
memory/2444-18-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-20-0x0000000000590000-0x000000000059E000-memory.dmp

Filesize
56KB

Download
memory/2444-19-0x0000000000380000-0x0000000000388000-memory.dmp

Filesize
32KB

Download
memory/2444-13-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2444-24-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-14-0x0000000000590000-0x000000000059E000-memory.dmp

Filesize
56KB

Download
memory/2444-30-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-51-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-54-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2444-57-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download