modiloader | c35f705e1f674a7609b8dbc35a59907ec69e66dce46573d8b76dc0d7e1fdd677

General

Target

f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe
Size

686KB
MD5

f387b209eca05b8db2d259837ea8fa60
SHA1

f0546ab70ce98bb2f97493894dc0a868c81b492b
SHA256

c35f705e1f674a7609b8dbc35a59907ec69e66dce46573d8b76dc0d7e1fdd677
SHA512

4f3aa9b1170cca8976f9dd42b641ad8302055e2dac9a64f186ed8af76cbba9afbb3291e6f13f44303d91791a2a1b40ca6ff3237c8d33b909637c39122aa07d1f
SSDEEP

12288:GSQf6hZg6SxC1WoE/jZogX4BfRrLPgLsYzyI1vtFHuLUxmsTVVqXtFB+tmH4K/:GJCMzLSgX4BVyI8WLzsTD08tO/

Score

10^/10

modiloader discovery trojan

Malware Config

Signatures

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

ModiLoader Second Stage 3 IoCs

resource	yara_rule
behavioral1/memory/2000-27-0x0000000000400000-0x00000000004BD200-memory.dmp	modiloader_stage2
behavioral1/memory/2932-29-0x0000000000400000-0x00000000004BD200-memory.dmp	modiloader_stage2
behavioral1/memory/2000-44-0x0000000000400000-0x00000000004BD200-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
2660	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2932	music.exe

Loads dropped DLL 5 IoCs

pid	Process
2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe
2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe
2400	WerFault.exe
2400	WerFault.exe
2400	WerFault.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_music.exe	music.exe
File opened for modification	C:\Windows\SysWOW64\_music.exe	music.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2932 set thread context of 1932	2932	music.exe	31

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\music.exe	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\music.exe	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupDel.bat	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	2932	WerFault.exe	30

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	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	music.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 2932	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	30
PID 2000 wrote to memory of 2932	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	30
PID 2000 wrote to memory of 2932	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	30
PID 2000 wrote to memory of 2932	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	30
PID 2932 wrote to memory of 1932	2932	music.exe	31
PID 2932 wrote to memory of 1932	2932	music.exe	31
PID 2932 wrote to memory of 1932	2932	music.exe	31
PID 2932 wrote to memory of 1932	2932	music.exe	31
PID 2932 wrote to memory of 1932	2932	music.exe	31
PID 2932 wrote to memory of 1932	2932	music.exe	31
PID 2932 wrote to memory of 2400	2932	music.exe	32
PID 2932 wrote to memory of 2400	2932	music.exe	32
PID 2932 wrote to memory of 2400	2932	music.exe	32
PID 2932 wrote to memory of 2400	2932	music.exe	32
PID 2000 wrote to memory of 2660	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	34
PID 2000 wrote to memory of 2660	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	34
PID 2000 wrote to memory of 2660	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	34
PID 2000 wrote to memory of 2660	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	34
PID 2000 wrote to memory of 2660	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	34
PID 2000 wrote to memory of 2660	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	34
PID 2000 wrote to memory of 2660	2000	f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe	34

C:\Users\Admin\AppData\Local\Temp\f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f387b209eca05b8db2d259837ea8fa60_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\music.exe
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\music.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2932
- - C:\Windows\SysWOW64\mstsc.exe
    "C:\Windows\system32\mstsc.exe"
    3⤵
    PID:1932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2932 -s 280
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2400
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupDel.bat""
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\Program Files\Common Files\Microsoft Shared\MSInfo\SetupDel.bat

Filesize
212B

MD5
0af1434c296990f95a13837f2da7d9d3

SHA1
357d364ee8fdf7b38f28559fc0cdc91bfb39849f

SHA256
128f6e9936b1d6db15db8dfa81f3830bbc226967742631e86c3ddbfede09c2b1

SHA512
0cfdfa6828b4779f3bd035fe204d0296e0bcb71bd774cc5038406e498b4e3bfd669e195fdcdec726544a8e52120fc98a13284c040a243afd95c48b1fd90bdc82

Download Submit
\Program Files\Common Files\Microsoft Shared\MSInfo\music.exe

Filesize
686KB

MD5
f387b209eca05b8db2d259837ea8fa60

SHA1
f0546ab70ce98bb2f97493894dc0a868c81b492b

SHA256
c35f705e1f674a7609b8dbc35a59907ec69e66dce46573d8b76dc0d7e1fdd677

SHA512
4f3aa9b1170cca8976f9dd42b641ad8302055e2dac9a64f186ed8af76cbba9afbb3291e6f13f44303d91791a2a1b40ca6ff3237c8d33b909637c39122aa07d1f

Download Submit
memory/1932-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1932-22-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2000-1-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2000-0-0x0000000000400000-0x00000000004BD200-memory.dmp

Filesize
756KB

Download
memory/2000-11-0x00000000020A0000-0x000000000215E000-memory.dmp

Filesize
760KB

Download
memory/2000-10-0x00000000020A0000-0x000000000215E000-memory.dmp

Filesize
760KB

Download
memory/2000-44-0x0000000000400000-0x00000000004BD200-memory.dmp

Filesize
756KB

Download
memory/2000-27-0x0000000000400000-0x00000000004BD200-memory.dmp

Filesize
756KB

Download
memory/2932-13-0x0000000000400000-0x00000000004BD200-memory.dmp

Filesize
756KB

Download
memory/2932-31-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2932-29-0x0000000000400000-0x00000000004BD200-memory.dmp

Filesize
756KB

Download
memory/2932-14-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download

Analysis

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