modiloader | 0f333f994bc671d049a6c198a1705a73a09db67686a6d0bb26844764337eac00

Analysis

max time kernel
148s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-10-2024 06:20

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General

Target

04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
Size

1.3MB
MD5

04ab2d29ac5a39f62206c6b4b9efa203
SHA1

4cc7054d8cab5b36b12b377e03e3ff3d15e8ae11
SHA256

0f333f994bc671d049a6c198a1705a73a09db67686a6d0bb26844764337eac00
SHA512

b293827e9825cdf403da589f0b6567209d587a0a5ee121850bc44c935c9e2a7b108b795464bf7c0a2c746fbb9eca4a8f8cf21012d1b3a88c99686a7541aec9fd
SSDEEP

24576:CIYfITf7Z3ILdWPy2USG+7wQdiyIakEL/pqz+q8AmpIAb9dO:CIYwTf7VI4TUSvl8L8hqz+3b9dO

Score

10^/10

modiloader discovery evasion persistence trojan upx

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
behavioral1/memory/2876-22-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2876-19-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2876-18-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2876-23-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2876-24-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2876-36-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-58-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-56-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-54-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-64-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-67-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-68-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-71-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-74-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-77-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-80-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-83-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-86-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-89-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-92-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-95-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2104-98-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2848	mstwain32.exe
2104	mstwain32.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Wine	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-1-5-21-2872745919-2748461613-2989606286-1000\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	04ab2d29ac5a39f62206c6b4b9efa203_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

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
2848	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1320 set thread context of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 2848 set thread context of 2104	2848	mstwain32.exe	33

UPX packed file 27 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2876-7-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-16-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-13-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-22-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-19-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-18-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-9-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-23-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-24-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2876-36-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-58-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-56-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-54-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-53-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-64-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-67-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-68-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-71-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-74-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-77-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-80-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-83-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-86-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-89-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-92-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-95-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2104-98-0x0000000000400000-0x0000000000450000-memory.dmp	upx

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	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
2848	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2876	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
Token: SeDebugPrivilege	2104	mstwain32.exe
Token: SeDebugPrivilege	2104	mstwain32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2876	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
2848	mstwain32.exe
2848	mstwain32.exe
2104	mstwain32.exe
2104	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1320 wrote to memory of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 1320 wrote to memory of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 1320 wrote to memory of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 1320 wrote to memory of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 1320 wrote to memory of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 1320 wrote to memory of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 1320 wrote to memory of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 1320 wrote to memory of 2876	1320	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	31
PID 2876 wrote to memory of 2848	2876	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	32
PID 2876 wrote to memory of 2848	2876	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	32
PID 2876 wrote to memory of 2848	2876	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	32
PID 2876 wrote to memory of 2848	2876	04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe	32
PID 2848 wrote to memory of 2104	2848	mstwain32.exe	33
PID 2848 wrote to memory of 2104	2848	mstwain32.exe	33
PID 2848 wrote to memory of 2104	2848	mstwain32.exe	33
PID 2848 wrote to memory of 2104	2848	mstwain32.exe	33
PID 2848 wrote to memory of 2104	2848	mstwain32.exe	33
PID 2848 wrote to memory of 2104	2848	mstwain32.exe	33
PID 2848 wrote to memory of 2104	2848	mstwain32.exe	33
PID 2848 wrote to memory of 2104	2848	mstwain32.exe	33

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

C:\Users\Admin\AppData\Local\Temp\04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe"
1⤵
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1320
- C:\Users\Admin\AppData\Local\Temp\04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2876
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\04ab2d29ac5a39f62206c6b4b9efa203_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2848
  - - C:\Windows\mstwain32.exe
      4⤵
      UAC bypass
      Executes dropped EXE
      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:2104

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

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\mstwain32.exe

Filesize
1.3MB

MD5
04ab2d29ac5a39f62206c6b4b9efa203

SHA1
4cc7054d8cab5b36b12b377e03e3ff3d15e8ae11

SHA256
0f333f994bc671d049a6c198a1705a73a09db67686a6d0bb26844764337eac00

SHA512
b293827e9825cdf403da589f0b6567209d587a0a5ee121850bc44c935c9e2a7b108b795464bf7c0a2c746fbb9eca4a8f8cf21012d1b3a88c99686a7541aec9fd

Download Submit
\??\c:\users\admin\appdata\local\temp\80EB2F5C

Filesize
14B

MD5
2ae19a39bd9b2f830bff85a99e7a1bcc

SHA1
2ca8b0842cb74647cc25f48a7bb906edef543797

SHA256
f48b83c2e8e57a2a397900f9b4fcbfe4991e06aff1163def544acac8b03eb92d

SHA512
be35ca92ef8dd6b283c108fbfe3616821a6a9130e2ea59ddeb521abac64ca19f5dfa7511b62b9b77f20ed3bf62dcd8b725b94acc3051c15b6507a69f718757a0

Download Submit
memory/1320-21-0x0000000000400000-0x00000000008FB000-memory.dmp

Filesize
5.0MB

Download
memory/1320-3-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/1320-0-0x0000000000400000-0x00000000008FB000-memory.dmp

Filesize
5.0MB

Download
memory/1320-15-0x0000000000400000-0x00000000008FB000-memory.dmp

Filesize
5.0MB

Download
memory/1320-20-0x0000000000400000-0x00000000008FB000-memory.dmp

Filesize
5.0MB

Download
memory/2104-67-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-71-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-98-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-95-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-92-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-89-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-86-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-83-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-80-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-77-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-74-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-66-0x0000000000590000-0x000000000059E000-memory.dmp

Filesize
56KB

Download
memory/2104-65-0x0000000000300000-0x0000000000308000-memory.dmp

Filesize
32KB

Download
memory/2104-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-54-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-53-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2104-62-0x0000000000590000-0x000000000059E000-memory.dmp

Filesize
56KB

Download
memory/2848-38-0x0000000000400000-0x00000000008FB000-memory.dmp

Filesize
5.0MB

Download
memory/2848-57-0x0000000000400000-0x00000000008FB000-memory.dmp

Filesize
5.0MB

Download
memory/2876-16-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-36-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-13-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2876-29-0x0000000003B10000-0x0000000003B20000-memory.dmp

Filesize
64KB

Download
memory/2876-24-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-23-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-5-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-9-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-18-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-19-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2876-22-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download