modiloader | 74ff26da3fb9983a1e3ddc424e9aa1a123e4407d74fe955e1a8d48d732b9aa62

Analysis

max time kernel
147s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-12-2024 15:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
Size

159KB
MD5

b8d81c76d015ccd32d5d783c2aac7fdc
SHA1

703e1954b2d049e5143eb836b6fc12dab8ef5de2
SHA256

74ff26da3fb9983a1e3ddc424e9aa1a123e4407d74fe955e1a8d48d732b9aa62
SHA512

91739068e83b2962f2e383323cae5fe5f42b4c7dcd83a774ef7ed56a28e78890b5b35275fb46470feb6138a9e7944be16b8e7e1b0785ebaa18902baad7c81da1
SSDEEP

3072:fi4HctJxJDJ1Zh+7staCw3a//gFqRVe2LK0mhPz5IKJ+zhEVnsPBzh0O:f8tPJzC3F2LKVPz57czhEapB

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
Modiloader family
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 28 IoCs

resource	yara_rule
behavioral1/memory/1812-14-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/1812-15-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/1812-16-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/1812-17-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/1812-27-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-46-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-45-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-44-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-43-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-50-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-53-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-54-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-55-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-56-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-57-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-58-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-61-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-62-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-65-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-68-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-71-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-74-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-77-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-80-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-83-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-86-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-89-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2
behavioral1/memory/2772-92-0x0000000000400000-0x000000000045C000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2696	mstwain32.exe
2772	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-1-5-21-3290804112-2823094203-3137964600-1000\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	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1984 set thread context of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 2696 set thread context of 2772	2696	mstwain32.exe	33

UPX packed file 34 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1812-4-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-10-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-12-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-6-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-13-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-14-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-15-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-16-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-17-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/1812-27-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-42-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-46-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-45-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-44-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-43-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-50-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-53-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-54-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-55-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-56-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-57-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-58-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-61-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-62-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-65-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-68-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-71-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-74-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-77-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-80-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-83-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-86-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-89-0x0000000000400000-0x000000000045C000-memory.dmp	upx
behavioral1/memory/2772-92-0x0000000000400000-0x000000000045C000-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	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	b8d81c76d015ccd32d5d783c2aac7fdc_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	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b8d81c76d015ccd32d5d783c2aac7fdc_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 behavior: EnumeratesProcesses 10 IoCs

pid	Process
1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
2696	mstwain32.exe
2696	mstwain32.exe
2696	mstwain32.exe
2696	mstwain32.exe
2696	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1812	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
Token: SeDebugPrivilege	2772	mstwain32.exe
Token: SeDebugPrivilege	2772	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
2696	mstwain32.exe
2772	mstwain32.exe
2772	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 1984 wrote to memory of 1812	1984	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	31
PID 1812 wrote to memory of 2696	1812	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	32
PID 1812 wrote to memory of 2696	1812	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	32
PID 1812 wrote to memory of 2696	1812	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	32
PID 1812 wrote to memory of 2696	1812	b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe	32
PID 2696 wrote to memory of 2772	2696	mstwain32.exe	33
PID 2696 wrote to memory of 2772	2696	mstwain32.exe	33
PID 2696 wrote to memory of 2772	2696	mstwain32.exe	33
PID 2696 wrote to memory of 2772	2696	mstwain32.exe	33
PID 2696 wrote to memory of 2772	2696	mstwain32.exe	33
PID 2696 wrote to memory of 2772	2696	mstwain32.exe	33
PID 2696 wrote to memory of 2772	2696	mstwain32.exe	33
PID 2696 wrote to memory of 2772	2696	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\b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\b8d81c76d015ccd32d5d783c2aac7fdc_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:1812
- - 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 behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2696
  - - 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:2772

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\mstwain32.exe

Filesize
159KB

MD5
b8d81c76d015ccd32d5d783c2aac7fdc

SHA1
703e1954b2d049e5143eb836b6fc12dab8ef5de2

SHA256
74ff26da3fb9983a1e3ddc424e9aa1a123e4407d74fe955e1a8d48d732b9aa62

SHA512
91739068e83b2962f2e383323cae5fe5f42b4c7dcd83a774ef7ed56a28e78890b5b35275fb46470feb6138a9e7944be16b8e7e1b0785ebaa18902baad7c81da1

Download Submit
memory/1812-13-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-10-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-12-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1812-6-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-2-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-14-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-15-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-16-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-17-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-4-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1812-27-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-53-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-59-0x00000000003B0000-0x00000000003B8000-memory.dmp

Filesize
32KB

Download
memory/2772-45-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-44-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-43-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-50-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-51-0x0000000000710000-0x000000000071E000-memory.dmp

Filesize
56KB

Download
memory/2772-42-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-54-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-55-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-56-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-57-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-58-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-46-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-60-0x0000000000710000-0x000000000071E000-memory.dmp

Filesize
56KB

Download
memory/2772-61-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-62-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-65-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-68-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-71-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-74-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-77-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-80-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-83-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-86-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-89-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2772-92-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download