modiloader | a21979b47a2dc05af1585e8fb666b4a99fa806ae2cb52d89ff51c9dab4904a6c

Analysis

max time kernel
144s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
28/12/2023, 21:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f86bb9515fc4cc9de72e6c4f49ff1b8a.exe
Size

338KB
MD5

f86bb9515fc4cc9de72e6c4f49ff1b8a
SHA1

3b4c632f59d426f92f992d74401197808105be0e
SHA256

a21979b47a2dc05af1585e8fb666b4a99fa806ae2cb52d89ff51c9dab4904a6c
SHA512

9be55f2a89c57c3d7d949902ccf97268a1a6381f54d21b24a8c794d28946218e32ab0938961ffaef81e7b25b4e47c7e625f84b31565f420cee5c7052c43ec3f6
SSDEEP

6144:23mw1VgIlsB9E4G6/SBCUuUnelyc+XTP9o9+e1V2esHp7kQe:wlsB9E4GCSBCUuUnelyc+Xy+3esHNq

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 28 IoCs

resource	yara_rule
behavioral1/memory/1988-6-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-8-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-10-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-12-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-14-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-18-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-19-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-20-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-21-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/1988-29-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-53-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-54-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-55-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-66-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-67-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-68-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-69-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-70-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-71-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-72-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-73-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-74-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-75-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-76-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-77-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-78-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-79-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2
behavioral1/memory/2708-80-0x0000000000400000-0x0000000000444000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2728	mstwain32.exe
2708	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-1-5-21-3427588347-1492276948-3422228430-1000\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	f86bb9515fc4cc9de72e6c4f49ff1b8a.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 3000 set thread context of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 2728 set thread context of 2708	2728	mstwain32.exe	30

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe
File opened for modification	C:\Windows\mstwain32.exe	f86bb9515fc4cc9de72e6c4f49ff1b8a.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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1988	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe
Token: SeDebugPrivilege	2708	mstwain32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe
2728	mstwain32.exe
2708	mstwain32.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 3000 wrote to memory of 1988	3000	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	28
PID 1988 wrote to memory of 2728	1988	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	29
PID 1988 wrote to memory of 2728	1988	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	29
PID 1988 wrote to memory of 2728	1988	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	29
PID 1988 wrote to memory of 2728	1988	f86bb9515fc4cc9de72e6c4f49ff1b8a.exe	29
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30
PID 2728 wrote to memory of 2708	2728	mstwain32.exe	30

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\f86bb9515fc4cc9de72e6c4f49ff1b8a.exe
"C:\Users\Admin\AppData\Local\Temp\f86bb9515fc4cc9de72e6c4f49ff1b8a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Users\Admin\AppData\Local\Temp\f86bb9515fc4cc9de72e6c4f49ff1b8a.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1988
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2728
  - - 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
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:2708

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\mstwain32.exe

Filesize
338KB

MD5
f86bb9515fc4cc9de72e6c4f49ff1b8a

SHA1
3b4c632f59d426f92f992d74401197808105be0e

SHA256
a21979b47a2dc05af1585e8fb666b4a99fa806ae2cb52d89ff51c9dab4904a6c

SHA512
9be55f2a89c57c3d7d949902ccf97268a1a6381f54d21b24a8c794d28946218e32ab0938961ffaef81e7b25b4e47c7e625f84b31565f420cee5c7052c43ec3f6

Download Submit
memory/1988-14-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-6-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-8-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-10-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-12-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-2-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1988-18-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-20-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-29-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1988-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-60-0x0000000001DE0000-0x0000000001DF0000-memory.dmp

Filesize
64KB

Download
memory/2708-69-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-55-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-59-0x0000000001DE0000-0x0000000001DF0000-memory.dmp

Filesize
64KB

Download
memory/2708-53-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-62-0x0000000001E30000-0x0000000001E31000-memory.dmp

Filesize
4KB

Download
memory/2708-63-0x0000000001E00000-0x0000000001E05000-memory.dmp

Filesize
20KB

Download
memory/2708-61-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/2708-64-0x0000000000550000-0x0000000000551000-memory.dmp

Filesize
4KB

Download
memory/2708-65-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/2708-66-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-67-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-68-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-54-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-70-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-71-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-72-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-73-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-74-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-75-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-76-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-77-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-78-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-79-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2708-80-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads