modiloader | 3f9cc7734685bc4a5a9a1c8b8053ee34aa80cde5fbe84356138c03984229c06f

General

Target

debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe
Size

154KB
MD5

debc87a0cef68ba42268dc5ac9a2361d
SHA1

1c1b925e39910cef9b2c049453cef500101d3246
SHA256

3f9cc7734685bc4a5a9a1c8b8053ee34aa80cde5fbe84356138c03984229c06f
SHA512

f94c92c5ada3c1ca38e8ec33a2e186df18dca5c9ba962c425118e511bb00a46221ed530127d9f31251be7d01ef03937427d4c35f36304f392393343a0388887e
SSDEEP

3072:BZNu3KA7pHjUUHRWEdRjglJwG3xC4sofWAK6GYg+bTkcMupRqXbrn7Q8:wKMpHBRWEHUJ3xFTgEFFiXb77

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
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 17 IoCs

resource	yara_rule
behavioral1/memory/2376-13-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/2376-14-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/2376-25-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-43-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-42-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-44-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-50-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-53-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-54-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-57-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-60-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-63-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-67-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-70-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-73-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-76-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2
behavioral1/memory/1756-79-0x0000000000400000-0x0000000000478000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1432	mstwain32.exe
1756	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-1-5-21-2039016743-699959520-214465309-1000\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	debc87a0cef68ba42268dc5ac9a2361d_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 1528 set thread context of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 1432 set thread context of 1756	1432	mstwain32.exe	35

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2376-2-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/2376-3-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/2376-11-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/2376-5-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/2376-12-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/2376-13-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/2376-14-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/2376-25-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-43-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-42-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-41-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-40-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-44-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-50-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-53-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-54-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-57-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-60-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-63-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-67-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-70-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-73-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-76-0x0000000000400000-0x0000000000478000-memory.dmp	upx
behavioral1/memory/1756-79-0x0000000000400000-0x0000000000478000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.exe	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	debc87a0cef68ba42268dc5ac9a2361d_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	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	debc87a0cef68ba42268dc5ac9a2361d_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	2376	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe
Token: SeBackupPrivilege	1084	vssvc.exe
Token: SeRestorePrivilege	1084	vssvc.exe
Token: SeAuditPrivilege	1084	vssvc.exe
Token: SeDebugPrivilege	1756	mstwain32.exe
Token: SeDebugPrivilege	1756	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1756	mstwain32.exe
1756	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 1528 wrote to memory of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 1528 wrote to memory of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 1528 wrote to memory of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 1528 wrote to memory of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 1528 wrote to memory of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 1528 wrote to memory of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 1528 wrote to memory of 2376	1528	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	30
PID 2376 wrote to memory of 1432	2376	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	34
PID 2376 wrote to memory of 1432	2376	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	34
PID 2376 wrote to memory of 1432	2376	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	34
PID 2376 wrote to memory of 1432	2376	debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe	34
PID 1432 wrote to memory of 1756	1432	mstwain32.exe	35
PID 1432 wrote to memory of 1756	1432	mstwain32.exe	35
PID 1432 wrote to memory of 1756	1432	mstwain32.exe	35
PID 1432 wrote to memory of 1756	1432	mstwain32.exe	35
PID 1432 wrote to memory of 1756	1432	mstwain32.exe	35
PID 1432 wrote to memory of 1756	1432	mstwain32.exe	35
PID 1432 wrote to memory of 1756	1432	mstwain32.exe	35
PID 1432 wrote to memory of 1756	1432	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\debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Users\Admin\AppData\Local\Temp\debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\debc87a0cef68ba42268dc5ac9a2361d_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:2376
- - 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:1432
  - - 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:1756

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1084

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
154KB

MD5
debc87a0cef68ba42268dc5ac9a2361d

SHA1
1c1b925e39910cef9b2c049453cef500101d3246

SHA256
3f9cc7734685bc4a5a9a1c8b8053ee34aa80cde5fbe84356138c03984229c06f

SHA512
f94c92c5ada3c1ca38e8ec33a2e186df18dca5c9ba962c425118e511bb00a46221ed530127d9f31251be7d01ef03937427d4c35f36304f392393343a0388887e

Download Submit
memory/1432-39-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1528-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1756-57-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-60-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-79-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-76-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-73-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-70-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-67-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-63-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-50-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-43-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-42-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-41-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-40-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-54-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-48-0x0000000000540000-0x000000000054E000-memory.dmp

Filesize
56KB

Download
memory/1756-51-0x00000000002B0000-0x00000000002B8000-memory.dmp

Filesize
32KB

Download
memory/1756-44-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-53-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1756-52-0x0000000000540000-0x000000000054E000-memory.dmp

Filesize
56KB

Download
memory/2376-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2376-3-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2376-2-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2376-11-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2376-25-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2376-14-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2376-13-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2376-12-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2376-0-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2376-5-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads