modiloader | 26013d28a8f50f5a18f3e622ecb4768941b80e339152f780208ec969c95cd506

Analysis

max time kernel
143s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-09-2024 21:07

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General

Target

e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe
Size

156KB
MD5

e7b4762de6d4aac1006208528bcb64b7
SHA1

7290e1f8f86c920afcb4d69d2457405a2fd81eb6
SHA256

26013d28a8f50f5a18f3e622ecb4768941b80e339152f780208ec969c95cd506
SHA512

b4ac8a0d8eb74bba44844a86d9d967ba99a8dd57a738cc2f4477beb160d60eecfe19233830ad4da1fa178d996320624bed42bad9940243826bc2258ca4731362
SSDEEP

3072:N51SnWoirS3D6wKboy8j7VnNdrPHaSekwi+mW+2NsZt2xjoutI:D1SnWpZ8jZ7rvaU3+mWrNsH8oSI

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/2528-17-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2528-16-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2528-15-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2528-28-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-47-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-46-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-45-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-44-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-48-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-52-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-55-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-56-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-57-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-58-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-59-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-60-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-63-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-64-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-67-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-70-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-73-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-77-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-80-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-83-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-86-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/3044-89-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1144	mstwain32.exe
3044	mstwain32.exe

UPX packed file 31 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2528-14-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2528-7-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2528-4-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2528-2-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2528-17-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2528-16-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2528-15-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2528-28-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-47-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-46-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-45-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-44-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-43-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-48-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-52-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-55-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-56-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-57-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-58-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-59-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-60-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-63-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-64-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-67-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-70-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-73-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-77-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-80-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-83-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-86-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/3044-89-0x0000000000400000-0x0000000000450000-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-1-5-21-4177215427-74451935-3209572229-1000\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	e7b4762de6d4aac1006208528bcb64b7_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 2348 set thread context of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 1144 set thread context of 3044	1144	mstwain32.exe	35

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.exe	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	e7b4762de6d4aac1006208528bcb64b7_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	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e7b4762de6d4aac1006208528bcb64b7_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 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2528	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe
Token: SeBackupPrivilege	2868	vssvc.exe
Token: SeRestorePrivilege	2868	vssvc.exe
Token: SeAuditPrivilege	2868	vssvc.exe
Token: SeDebugPrivilege	3044	mstwain32.exe
Token: SeDebugPrivilege	3044	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3044	mstwain32.exe
3044	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 2348 wrote to memory of 2528	2348	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	30
PID 2528 wrote to memory of 1144	2528	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	34
PID 2528 wrote to memory of 1144	2528	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	34
PID 2528 wrote to memory of 1144	2528	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	34
PID 2528 wrote to memory of 1144	2528	e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe	34
PID 1144 wrote to memory of 3044	1144	mstwain32.exe	35
PID 1144 wrote to memory of 3044	1144	mstwain32.exe	35
PID 1144 wrote to memory of 3044	1144	mstwain32.exe	35
PID 1144 wrote to memory of 3044	1144	mstwain32.exe	35
PID 1144 wrote to memory of 3044	1144	mstwain32.exe	35
PID 1144 wrote to memory of 3044	1144	mstwain32.exe	35
PID 1144 wrote to memory of 3044	1144	mstwain32.exe	35
PID 1144 wrote to memory of 3044	1144	mstwain32.exe	35

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

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Users\Admin\AppData\Local\Temp\e7b4762de6d4aac1006208528bcb64b7_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e7b4762de6d4aac1006208528bcb64b7_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:2528
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1144
  - - 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:3044

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2868

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
156KB

MD5
e7b4762de6d4aac1006208528bcb64b7

SHA1
7290e1f8f86c920afcb4d69d2457405a2fd81eb6

SHA256
26013d28a8f50f5a18f3e622ecb4768941b80e339152f780208ec969c95cd506

SHA512
b4ac8a0d8eb74bba44844a86d9d967ba99a8dd57a738cc2f4477beb160d60eecfe19233830ad4da1fa178d996320624bed42bad9940243826bc2258ca4731362

Download Submit
memory/1144-41-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2348-11-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2528-2-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-4-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-14-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-17-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-16-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-15-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-28-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2528-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3044-48-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-62-0x00000000004D0000-0x00000000004DE000-memory.dmp

Filesize
56KB

Download
memory/3044-44-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-43-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-46-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-47-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-52-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-53-0x00000000004D0000-0x00000000004DE000-memory.dmp

Filesize
56KB

Download
memory/3044-55-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-56-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-57-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-45-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-61-0x0000000000270000-0x0000000000278000-memory.dmp

Filesize
32KB

Download
memory/3044-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-67-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-73-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-77-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-80-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-83-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-86-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3044-89-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads