modiloader | a4b1d05e514f164741feb6051c3a0f372013932a767b12e367e6ff1ec834f1f8

General

Target

JaffaCakes118_51341a902c37d78bd5222114088ed420.exe
Size

179KB
MD5

51341a902c37d78bd5222114088ed420
SHA1

eccb23a3798835ef3a81641ce7fbc645db624d0b
SHA256

a4b1d05e514f164741feb6051c3a0f372013932a767b12e367e6ff1ec834f1f8
SHA512

ee9750f9e695e6b153731bb0ddd0f177c42fd1d1fb74f1be0dd7ad4718d49ed1174e874ca4bc38d2fb91c3dd5db62b511194c99220701c088c46931a67a0b73b
SSDEEP

3072:XCGW/VTdrimvG9swA4bcAeDofRDbkeOQBqnOk5EIDXiAry7AJm4ri8oRM53K:3W/ysvNbAdBwOkl+xwf6

Score

10^/10

modiloader defense_evasion discovery 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

ModiLoader Second Stage 14 IoCs

resource	yara_rule
behavioral1/memory/2804-6-0x0000000000400000-0x0000000000434000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-8-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-9-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-10-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-11-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-12-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-13-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-14-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-15-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-16-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-17-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-18-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-19-0x0000000000230000-0x0000000000295000-memory.dmp	modiloader_stage2
behavioral1/memory/2936-20-0x0000000000230000-0x0000000000295000-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\Remote netControl Service\Parameters\ServiceDll = "C:\\Windows\\system32\\swqs.dll"	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00080000000195c6-4.dat	acprotect

Deletes itself 1 IoCs

pid	Process
2788	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2936	svchost.exe

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 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mon.dll	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe
File opened for modification	C:\Windows\SysWOW64\mon.dll	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe
File created	C:\Windows\SysWOW64\swqs.dll	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe
File opened for modification	C:\Windows\SysWOW64\swqs.dll	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	svchost.exe

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00080000000195c6-4.dat	upx
behavioral1/memory/2936-7-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-8-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-9-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-10-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-11-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-12-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-13-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-14-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-15-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-16-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-17-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-18-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-19-0x0000000000230000-0x0000000000295000-memory.dmp	upx
behavioral1/memory/2936-20-0x0000000000230000-0x0000000000295000-memory.dmp	upx

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	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 2788	2804	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe	31
PID 2804 wrote to memory of 2788	2804	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe	31
PID 2804 wrote to memory of 2788	2804	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe	31
PID 2804 wrote to memory of 2788	2804	JaffaCakes118_51341a902c37d78bd5222114088ed420.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51341a902c37d78bd5222114088ed420.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51341a902c37d78bd5222114088ed420.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51341a902c37d78bd5222114088ed420.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2788

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k network
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2936

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 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\swqs.dll

Filesize
143KB

MD5
ae3f1e43909592a398e60f0da96dd337

SHA1
bfc40ca694075c5a0bc187b71c7e227070623d5f

SHA256
3b65258aa1f1c0e50b7df039228e015b1066e9d6948f7fc2747650236730cfef

SHA512
dbce6d510ee1030a0d23b4846da8858f5745851044b9810c6fb373d59c5dd430c737c4e596504a856bb23b343ad8e57e7cf791ba82d1745ca36e6f0bb267cfba

Download Submit
memory/2804-6-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2936-13-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-14-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-9-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-10-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-11-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-12-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-7-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-8-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-15-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-16-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-17-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-18-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-19-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download
memory/2936-20-0x0000000000230000-0x0000000000295000-memory.dmp

Filesize
404KB

Download

Analysis

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