modiloader | 520baeaa55b20bdc8e802c54d3806178d38ce5e91d523519bd61c13573e225df

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/09/2024, 08:32

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General

Target

d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
Size

126KB
MD5

d9f6de9396472ed4e3db146c82834f6f
SHA1

9003fb2e0e9bf84d9c299a32fdf221d89190d234
SHA256

520baeaa55b20bdc8e802c54d3806178d38ce5e91d523519bd61c13573e225df
SHA512

f0ca522fcad452cb82525453f606bddb0b8eca7755e365b641457f5b46872dd947ce314b5dbe90572dee2af6f8a56b5e63add87e8377f31408c3611f4857d6ab
SSDEEP

3072:mOwjZnJIpFptSt2rotJAhPEaMzafnBnee3YVac0kk:mbdJUFA2rotJ6PEABaz0j

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 26 IoCs

resource	yara_rule
behavioral1/memory/2376-7-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2376-18-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-30-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-37-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-38-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-34-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-29-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-39-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-40-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-41-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-42-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-43-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-46-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-47-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-50-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-53-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-56-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-59-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-62-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-65-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-68-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-71-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-74-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-77-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-80-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1928-83-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2924	mstwain32.exe
1928	mstwain32.exe

UPX packed file 32 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2376-2-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2376-5-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2376-7-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2376-18-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-26-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-30-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-37-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-38-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-34-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-29-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-28-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-27-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2376-6-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-39-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-40-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-41-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-42-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-43-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-46-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-47-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-50-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-53-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-56-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-59-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-62-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-65-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-68-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-71-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-74-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-77-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-80-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1928-83-0x0000000000400000-0x0000000000450000-memory.dmp	upx

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-1-5-21-1488793075-819845221-1497111674-1000\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	d9f6de9396472ed4e3db146c82834f6f_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 SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1968 set thread context of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 2924 set thread context of 1928	2924	mstwain32.exe	32

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.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	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
Token: SeDebugPrivilege	1928	mstwain32.exe
Token: SeDebugPrivilege	1928	mstwain32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
2924	mstwain32.exe
2924	mstwain32.exe
1928	mstwain32.exe
1928	mstwain32.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 1968 wrote to memory of 2376	1968	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	30
PID 2376 wrote to memory of 2924	2376	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	31
PID 2376 wrote to memory of 2924	2376	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	31
PID 2376 wrote to memory of 2924	2376	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	31
PID 2376 wrote to memory of 2924	2376	d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe	31
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32
PID 2924 wrote to memory of 1928	2924	mstwain32.exe	32

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\d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Users\Admin\AppData\Local\Temp\d9f6de9396472ed4e3db146c82834f6f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d9f6de9396472ed4e3db146c82834f6f_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 WriteProcessMemory
  PID:2376
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2924
  - - C:\Windows\mstwain32.exe
      "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:1928

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\mstwain32.exe

Filesize
126KB

MD5
d9f6de9396472ed4e3db146c82834f6f

SHA1
9003fb2e0e9bf84d9c299a32fdf221d89190d234

SHA256
520baeaa55b20bdc8e802c54d3806178d38ce5e91d523519bd61c13573e225df

SHA512
f0ca522fcad452cb82525453f606bddb0b8eca7755e365b641457f5b46872dd947ce314b5dbe90572dee2af6f8a56b5e63add87e8377f31408c3611f4857d6ab

Download Submit
memory/1928-40-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-42-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-83-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-80-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-77-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-43-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-74-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-30-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-37-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-38-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-35-0x0000000000520000-0x000000000052E000-memory.dmp

Filesize
56KB

Download
memory/1928-34-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-29-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-28-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-27-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-71-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-39-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-41-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-26-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-44-0x0000000000280000-0x0000000000288000-memory.dmp

Filesize
32KB

Download
memory/1928-45-0x0000000000520000-0x000000000052E000-memory.dmp

Filesize
56KB

Download
memory/1928-46-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-47-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-50-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-53-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1928-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1968-3-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2376-5-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2376-2-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2376-6-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2376-18-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2376-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2924-24-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads