modiloader | 15be04e0e1f708da4627cbfb6f570009dd83964f725f9de7db39f405c9d840d7

General

Target

cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe
Size

239KB
MD5

cc6c2002d38a9d2dc32347810cce39e5
SHA1

145c8321e389be53e25b38c9a77003b278d80624
SHA256

15be04e0e1f708da4627cbfb6f570009dd83964f725f9de7db39f405c9d840d7
SHA512

c40060b646bd158bfe4970676b2000501beea7d6df6747b7b36a023a7ccb227b0816fdf02c2951f22e0f8621a9ae066ae71ede35a7c58167fdb0bc6a11f7874c
SSDEEP

3072:hw2zhIxnMrc6dsDD81wglZkZ4sivUDhBFtyS84J/XF1X5vAsV0mV2TvOgLMvdhSu:uquMA6ddpraFyYJDX5YIfEEh+95P

Score

10^/10

modiloader defense_evasion discovery persistence trojan upx vmprotect

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader Second Stage 16 IoCs

resource	yara_rule
behavioral1/memory/292-6-0x0000000013140000-0x000000001318E000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-7-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-8-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-9-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-10-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-11-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-12-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-13-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-14-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-15-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-16-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-17-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-18-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-19-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-20-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2
behavioral1/memory/1708-21-0x00000000001F0000-0x000000000024F000-memory.dmp	modiloader_stage2

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\netrt\Parameters\ServiceDll = "C:\\Windows\\System32\\sysn.dll"	cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0008000000016db1-3.dat	acprotect

Deletes itself 1 IoCs

pid	Process
2484	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
1708	svchost.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000016db1-3.dat	upx
behavioral1/memory/1708-5-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-7-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-8-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-9-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-10-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-11-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-12-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-13-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-14-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-15-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-16-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-17-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-18-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-19-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-20-0x00000000001F0000-0x000000000024F000-memory.dmp	upx
behavioral1/memory/1708-21-0x00000000001F0000-0x000000000024F000-memory.dmp	upx

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/292-0-0x0000000013140000-0x000000001318E000-memory.dmp	vmprotect
behavioral1/memory/292-6-0x0000000013140000-0x000000001318E000-memory.dmp	vmprotect

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\sysn.dll	cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\sysn.dll	cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
292	cc6c2002d38a9d2dc32347810cce39e5_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 3 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	cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 292 wrote to memory of 2484	292	cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe	31
PID 292 wrote to memory of 2484	292	cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe	31
PID 292 wrote to memory of 2484	292	cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe	31
PID 292 wrote to memory of 2484	292	cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:292
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\cc6c2002d38a9d2dc32347810cce39e5_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2484

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k network
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

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

Replay Monitor

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Downloads

\??\c:\windows\SysWOW64\sysn.dll

Filesize
138KB

MD5
780e648bce2fb9b8960dacfe4e2464cf

SHA1
3f60980894b93314f01cf9c433afe0a784e4c54a

SHA256
1be0f0c84b8c83c6ee26435e9359ec934b9f68d4eb9f6b1677d5065f995e8a9a

SHA512
463622fd9e9122015e017c94054897ca56c411932b5ed5119827de39b66979a1dd648ccf7a24dc705d9d1ee079183045bcd26c39c82d1305bbc4562f06da8caa

Download Submit
memory/292-6-0x0000000013140000-0x000000001318E000-memory.dmp

Filesize
312KB

Download
memory/292-0-0x0000000013140000-0x000000001318E000-memory.dmp

Filesize
312KB

Download
memory/1708-11-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-13-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-8-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-9-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-10-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-5-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-12-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-7-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-14-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-15-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-16-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-17-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-18-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-19-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-20-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download
memory/1708-21-0x00000000001F0000-0x000000000024F000-memory.dmp

Filesize
380KB

Download

Analysis

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