modiloader | 5e91523f98aee1e1dc04fa06d5165a0bf6b248001e3a2cf95d7ef217c2df85fd

General

Target

d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe
Size

752KB
MD5

d5119bad8d259c0dcd9a5445e2408f5c
SHA1

c7a2b103ebeecd53c4f52c5992639dca1817df7a
SHA256

5e91523f98aee1e1dc04fa06d5165a0bf6b248001e3a2cf95d7ef217c2df85fd
SHA512

2ce2e26c6ef7b6c0ea09f0ce2f88915628ba1aa3b756eae884362506bb49765d8f6a82eb058e9fff6bf4da6adfabd179f87b13a5cb05f9d93807866a2e9e9f29
SSDEEP

12288:dBMmKGnhDT+JlCTXMjUZfT1uxp62KW8CcCzyU56RZv+HFkZ+COo:DMmnDC+T3fEv8W8CcQy2U1VZ+4

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 23 IoCs

resource	yara_rule
behavioral1/memory/2680-17-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-20-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-16-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-14-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-21-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-12-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-10-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-8-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-22-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2680-32-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-53-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-54-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-60-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-61-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-64-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-67-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-70-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-73-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-77-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-80-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-83-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2004-86-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2260	mstwain32.exe
2004	mstwain32.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1884-0-0x0000000000400000-0x0000000000518000-memory.dmp	upx
behavioral1/memory/1884-19-0x0000000000400000-0x0000000000518000-memory.dmp	upx
behavioral1/memory/2260-33-0x0000000000400000-0x0000000000518000-memory.dmp	upx
behavioral1/files/0x00060000000055cf-31.dat	upx
behavioral1/memory/2260-35-0x0000000003600000-0x0000000003718000-memory.dmp	upx
behavioral1/memory/2260-52-0x0000000000400000-0x0000000000518000-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-1-5-21-2703099537-420551529-3771253338-1000\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	d5119bad8d259c0dcd9a5445e2408f5c_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

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1884-19-0x0000000000400000-0x0000000000518000-memory.dmp	autoit_exe
behavioral1/memory/2260-52-0x0000000000400000-0x0000000000518000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1884 set thread context of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.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	d5119bad8d259c0dcd9a5445e2408f5c_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	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2680	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe
Token: SeBackupPrivilege	2576	vssvc.exe
Token: SeRestorePrivilege	2576	vssvc.exe
Token: SeAuditPrivilege	2576	vssvc.exe
Token: SeDebugPrivilege	2004	mstwain32.exe
Token: SeDebugPrivilege	2004	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2004	mstwain32.exe
2004	mstwain32.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 1884 wrote to memory of 2680	1884	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	30
PID 2680 wrote to memory of 2260	2680	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	34
PID 2680 wrote to memory of 2260	2680	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	34
PID 2680 wrote to memory of 2260	2680	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	34
PID 2680 wrote to memory of 2260	2680	d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe	34
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	mstwain32.exe	35
PID 2260 wrote to memory of 2004	2260	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\d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Users\Admin\AppData\Local\Temp\d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d5119bad8d259c0dcd9a5445e2408f5c_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:2680
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\d5119bad8d259c0dcd9a5445e2408f5c_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2260
  - - 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:2004

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\mstwain32.exe

Filesize
752KB

MD5
d5119bad8d259c0dcd9a5445e2408f5c

SHA1
c7a2b103ebeecd53c4f52c5992639dca1817df7a

SHA256
5e91523f98aee1e1dc04fa06d5165a0bf6b248001e3a2cf95d7ef217c2df85fd

SHA512
2ce2e26c6ef7b6c0ea09f0ce2f88915628ba1aa3b756eae884362506bb49765d8f6a82eb058e9fff6bf4da6adfabd179f87b13a5cb05f9d93807866a2e9e9f29

Download Submit
memory/1884-1-0x0000000002DE0000-0x0000000002EF8000-memory.dmp

Filesize
1.1MB

Download
memory/1884-0-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/1884-19-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2004-67-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-62-0x00000000004A0000-0x00000000004A8000-memory.dmp

Filesize
32KB

Download
memory/2004-73-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-70-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-80-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-64-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-83-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-77-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-63-0x0000000000A70000-0x0000000000A7E000-memory.dmp

Filesize
56KB

Download
memory/2004-61-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-60-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-58-0x0000000000A70000-0x0000000000A7E000-memory.dmp

Filesize
56KB

Download
memory/2004-54-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-53-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2004-86-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2260-33-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2260-35-0x0000000003600000-0x0000000003718000-memory.dmp

Filesize
1.1MB

Download
memory/2260-52-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2680-32-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-30-0x00000000057A0000-0x00000000058B8000-memory.dmp

Filesize
1.1MB

Download
memory/2680-25-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/2680-22-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-8-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-10-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-12-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-21-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-14-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-16-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-20-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-17-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2680-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads