modiloader | dcadfd906850de7d6c5574d66fbef10485fdaa84429e7fb974f24cf0e9170a66

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 13:05

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General

Target

1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
Size

449KB
MD5

1b68c1b28122776e25be7d01e29aba23
SHA1

aa865b99291d7630910ece3f956d32fec2626d85
SHA256

dcadfd906850de7d6c5574d66fbef10485fdaa84429e7fb974f24cf0e9170a66
SHA512

20f10c29a5a3ce56f4989cb946c1deb973f25a9c235f605999981cdf00c5b6d7b419b519c02bd3dee1df93513b996ba2b8ab491a3642c56f26cdfdf2dbbf35cb
SSDEEP

12288:RMAOOl1nD7UHf5Zm46GByHmYetaIEWYRB3lpov:RrXncHf5k46MYmRaTWYdpo

Score

10^/10

modiloader bootkit persistence 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 13 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1856-6-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/1856-17-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/1856-18-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/1856-5-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/1856-19-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/1856-27-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/2412-33-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/2412-35-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/1856-34-0x00000000037B0000-0x0000000003902000-memory.dmp	modiloader_stage2
behavioral1/memory/1856-44-0x0000000000401000-0x00000000004E1000-memory.dmp	modiloader_stage2
behavioral1/memory/2412-46-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/1856-54-0x0000000000400000-0x0000000000551500-memory.dmp	modiloader_stage2
behavioral1/memory/1856-55-0x0000000000401000-0x00000000004E1000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2488 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

rejoice46.exe

pid process

2412 rejoice46.exe
Loads dropped DLL 5 IoCs

Processes:

1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exeWerFault.exe

pid process

1856 1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
1856 1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
2596 WerFault.exe
2596 WerFault.exe
2596 WerFault.exe

pid	process
2488	cmd.exe

pid	process
2412	rejoice46.exe

pid	process
1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
2596	WerFault.exe
2596	WerFault.exe
2596	WerFault.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe

description	ioc	process
File opened (read-only)	\??\H:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\I:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\J:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\L:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\A:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\B:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\E:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\G:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\P:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\X:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\K:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\N:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\R:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\T:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\S:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\V:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\Z:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\W:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\Y:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\M:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\O:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\Q:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened (read-only)	\??\U:	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe

Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1542.003

Processes:

1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exerejoice46.exe

description ioc process

File opened for modification \??\PhysicalDrive0 1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened for modification \??\PhysicalDrive0 rejoice46.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened for modification	\??\PhysicalDrive0	rejoice46.exe

Drops autorun.inf file 1 TTPs 4 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

Processes:

1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe

description	ioc	process
File opened for modification	C:\AutoRun.inf	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File created	F:\AutoRun.inf	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened for modification	F:\AutoRun.inf	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File created	C:\AutoRun.inf	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

Processes:

rejoice46.exe

description ioc process

File created C:\Windows\SysWOW64\_rejoice46.exe rejoice46.exe
File opened for modification C:\Windows\SysWOW64\_rejoice46.exe rejoice46.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

rejoice46.exe

description pid process target process

PID 2412 set thread context of 3000 2412 rejoice46.exe calc.exe

description	ioc	process
File created	C:\Windows\SysWOW64\_rejoice46.exe	rejoice46.exe
File opened for modification	C:\Windows\SysWOW64\_rejoice46.exe	rejoice46.exe

description	pid	process	target process
PID 2412 set thread context of 3000	2412	rejoice46.exe	calc.exe

Drops file in Program Files directory 3 IoCs

Processes:

1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe

description	ioc	process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice46.exe	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice46.exe	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SgotoDel.bat	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2596 2412 WerFault.exe rejoice46.exe

pid	pid_target	process	target process
2596	2412	WerFault.exe	rejoice46.exe

Modifies registry class 6 IoCs

Processes:

1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exerejoice46.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	rejoice46.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	rejoice46.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	rejoice46.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exerejoice46.exe

description	pid	process	target process
PID 1856 wrote to memory of 2412	1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe	rejoice46.exe
PID 1856 wrote to memory of 2412	1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe	rejoice46.exe
PID 1856 wrote to memory of 2412	1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe	rejoice46.exe
PID 1856 wrote to memory of 2412	1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe	rejoice46.exe
PID 2412 wrote to memory of 3000	2412	rejoice46.exe	calc.exe
PID 2412 wrote to memory of 3000	2412	rejoice46.exe	calc.exe
PID 2412 wrote to memory of 3000	2412	rejoice46.exe	calc.exe
PID 2412 wrote to memory of 3000	2412	rejoice46.exe	calc.exe
PID 2412 wrote to memory of 3000	2412	rejoice46.exe	calc.exe
PID 2412 wrote to memory of 3000	2412	rejoice46.exe	calc.exe
PID 2412 wrote to memory of 2596	2412	rejoice46.exe	WerFault.exe
PID 2412 wrote to memory of 2596	2412	rejoice46.exe	WerFault.exe
PID 2412 wrote to memory of 2596	2412	rejoice46.exe	WerFault.exe
PID 2412 wrote to memory of 2596	2412	rejoice46.exe	WerFault.exe
PID 1856 wrote to memory of 2488	1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe	cmd.exe
PID 1856 wrote to memory of 2488	1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe	cmd.exe
PID 1856 wrote to memory of 2488	1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe	cmd.exe
PID 1856 wrote to memory of 2488	1856	1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1b68c1b28122776e25be7d01e29aba23_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops autorun.inf file
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1856

C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice46.exe
"C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice46.exe"
2⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2412

C:\Windows\SysWOW64\calc.exe
"C:\Windows\system32\calc.exe"
3⤵
PID:3000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 304
3⤵
- Loads dropped DLL
- Program crash
PID:2596

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\SgotoDel.bat""
2⤵
- Deletes itself
PID:2488

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

C:\Program Files\Common Files\Microsoft Shared\MSInfo\SgotoDel.bat
Filesize
212B

MD5
e0460ce329af17c683546941917cc090

SHA1
f65f3356ee64143e0e1c9b408e968916f98f44a7

SHA256
37324d2f6dce7366401c80e8d209986abfec1ebd7702e0774a4023c7d9a5d5fa

SHA512
4407a1c33ebef1cc89a45b8feb26e9384387c4cc0dee5b6693b85aba48b8220c5f7b294daf8a4a91022197562d4323cdaa94acb30ceb2bd8c47ade4cb47086f4

Download Submit
F:\rejoice46.exe
Filesize
449KB

MD5
1b68c1b28122776e25be7d01e29aba23

SHA1
aa865b99291d7630910ece3f956d32fec2626d85

SHA256
dcadfd906850de7d6c5574d66fbef10485fdaa84429e7fb974f24cf0e9170a66

SHA512
20f10c29a5a3ce56f4989cb946c1deb973f25a9c235f605999981cdf00c5b6d7b419b519c02bd3dee1df93513b996ba2b8ab491a3642c56f26cdfdf2dbbf35cb

Download Submit
memory/1856-28-0x00000000037B0000-0x0000000003902000-memory.dmp

Filesize
1.3MB

Download
memory/1856-55-0x0000000000401000-0x00000000004E1000-memory.dmp

Filesize
896KB

Download
memory/1856-1-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-17-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-18-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-3-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-5-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-19-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-27-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-54-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-6-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-4-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/1856-2-0x0000000000401000-0x00000000004E1000-memory.dmp

Filesize
896KB

Download
memory/1856-34-0x00000000037B0000-0x0000000003902000-memory.dmp

Filesize
1.3MB

Download
memory/1856-45-0x00000000037B0000-0x0000000003902000-memory.dmp

Filesize
1.3MB

Download
memory/1856-44-0x0000000000401000-0x00000000004E1000-memory.dmp

Filesize
896KB

Download
memory/2412-46-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/2412-29-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/2412-35-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/2412-33-0x0000000000400000-0x0000000000551500-memory.dmp

Filesize
1.3MB

Download
memory/3000-39-0x0000000000400000-0x0000000000552000-memory.dmp

Filesize
1.3MB

Download
memory/3000-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3000-37-0x0000000000400000-0x0000000000552000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads