modiloader | c677408dc7d7111df1d28aa9f3cc02af08732e725491ea51fddf7b8d4a6b171e

General

Target

f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.exe
Size

270KB
MD5

f66b705f7d8277e6c0595e4555c9477d
SHA1

6e807130b1c4f9be31e72f4316d197c2bbe11484
SHA256

c677408dc7d7111df1d28aa9f3cc02af08732e725491ea51fddf7b8d4a6b171e
SHA512

9230e24fddf2262f406934544e72e966f3af371eba2c0b78450ca3a8699fbe19a8ca782660ff11de62d9aebdbe2532f7a7759561bdc780cb20de0039ec0c691b
SSDEEP

6144:2G377xS2Vp2CeiorXdwTBgWx4v53HbpcCJJvH4:1r7xS2Vp6RwTyCobbJJvH4

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
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 16 IoCs

resource	yara_rule
behavioral1/memory/2212-8-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/files/0x00060000000055ce-7.dat	modiloader_stage2
behavioral1/memory/540-18-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-22-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-25-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-31-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-35-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-38-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-50-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-53-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-56-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/540-59-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
540	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-1-5-21-2872745919-2748461613-2989606286-1000\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	f66b705f7d8277e6c0595e4555c9477d_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

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	f66b705f7d8277e6c0595e4555c9477d_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 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	f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2212	f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.exe
Token: SeBackupPrivilege	2824	vssvc.exe
Token: SeRestorePrivilege	2824	vssvc.exe
Token: SeAuditPrivilege	2824	vssvc.exe
Token: SeDebugPrivilege	540	mstwain32.exe
Token: SeDebugPrivilege	540	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
540	mstwain32.exe
540	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 540	2212	f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.exe	33
PID 2212 wrote to memory of 540	2212	f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.exe	33
PID 2212 wrote to memory of 540	2212	f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.exe	33
PID 2212 wrote to memory of 540	2212	f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.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

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\f66b705f7d8277e6c0595e4555c9477d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f66b705f7d8277e6c0595e4555c9477d_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:2212
- 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:540

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2824

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

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Downloads

C:\Windows\mstwain32.exe

Filesize
270KB

MD5
f66b705f7d8277e6c0595e4555c9477d

SHA1
6e807130b1c4f9be31e72f4316d197c2bbe11484

SHA256
c677408dc7d7111df1d28aa9f3cc02af08732e725491ea51fddf7b8d4a6b171e

SHA512
9230e24fddf2262f406934544e72e966f3af371eba2c0b78450ca3a8699fbe19a8ca782660ff11de62d9aebdbe2532f7a7759561bdc780cb20de0039ec0c691b

Download Submit
memory/540-25-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-59-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-22-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-15-0x00000000759D0000-0x00000000759D1000-memory.dmp

Filesize
4KB

Download
memory/540-16-0x00000000759C0000-0x0000000075AB0000-memory.dmp

Filesize
960KB

Download
memory/540-17-0x00000000759C0000-0x0000000075AB0000-memory.dmp

Filesize
960KB

Download
memory/540-18-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-19-0x00000000004C0000-0x00000000004C8000-memory.dmp

Filesize
32KB

Download
memory/540-20-0x0000000002470000-0x000000000247E000-memory.dmp

Filesize
56KB

Download
memory/540-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-13-0x0000000002470000-0x000000000247E000-memory.dmp

Filesize
56KB

Download
memory/540-12-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/540-21-0x00000000759C0000-0x0000000075AB0000-memory.dmp

Filesize
960KB

Download
memory/540-31-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-35-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-50-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-53-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/540-56-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2212-8-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads