modiloader | c37b1adfc4ef4de78eedb51d560fdb6af815ca78363269d8ca942e25ec11a37e

General

Target

e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
Size

270KB
MD5

e66ebdfd0f228c202a6850bd90678c98
SHA1

4d7844f4f9d67c333f65287e2e0c55d085071467
SHA256

c37b1adfc4ef4de78eedb51d560fdb6af815ca78363269d8ca942e25ec11a37e
SHA512

c54c2ff3b464fd918f344ecc4faa0b1ee6852fcc824221b9d5c562d0e3ca0e2e3593925fb9eea854588dfc86e2aa2690944170455d6d753cbeab6c52ddee9dd8
SSDEEP

6144:KG377xS2Vp2CeiorXhwTBOz535pcCJJvH:Zr7xS2Vp6FwT6bJJvH

Score

10^/10

modiloader discovery 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 16 IoCs

resource	yara_rule
behavioral1/files/0x00080000000120f9-4.dat	modiloader_stage2
behavioral1/memory/2336-7-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-17-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-20-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-23-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-26-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-29-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-32-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-35-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-38-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-50-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-53-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/1892-56-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
1892	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-1-5-21-3063565911-2056067323-3330884624-1000\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
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	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2336	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
Token: SeDebugPrivilege	1892	mstwain32.exe
Token: SeDebugPrivilege	1892	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1892	mstwain32.exe
1892	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 1892	2336	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe	30
PID 2336 wrote to memory of 1892	2336	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe	30
PID 2336 wrote to memory of 1892	2336	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe	30
PID 2336 wrote to memory of 1892	2336	e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.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\e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe"
1⤵
- 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:2336
- C:\Windows\mstwain32.exe
  "C:\Windows\mstwain32.exe"
  2⤵
  - 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:1892

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

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\mstwain32.exe

Filesize
270KB

MD5
e66ebdfd0f228c202a6850bd90678c98

SHA1
4d7844f4f9d67c333f65287e2e0c55d085071467

SHA256
c37b1adfc4ef4de78eedb51d560fdb6af815ca78363269d8ca942e25ec11a37e

SHA512
c54c2ff3b464fd918f344ecc4faa0b1ee6852fcc824221b9d5c562d0e3ca0e2e3593925fb9eea854588dfc86e2aa2690944170455d6d753cbeab6c52ddee9dd8

Download Submit
memory/1892-20-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-12-0x00000000022F0000-0x00000000022FE000-memory.dmp

Filesize
56KB

Download
memory/1892-26-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-14-0x00000000763C0000-0x00000000763C1000-memory.dmp

Filesize
4KB

Download
memory/1892-15-0x00000000763B0000-0x00000000764A0000-memory.dmp

Filesize
960KB

Download
memory/1892-16-0x00000000763B0000-0x00000000764A0000-memory.dmp

Filesize
960KB

Download
memory/1892-17-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-18-0x0000000000630000-0x0000000000638000-memory.dmp

Filesize
32KB

Download
memory/1892-29-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-23-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-56-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-11-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/1892-19-0x00000000022F0000-0x00000000022FE000-memory.dmp

Filesize
56KB

Download
memory/1892-32-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-35-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-50-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1892-53-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2336-7-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads