modiloader | b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5

Analysis

max time kernel
27s
max time network
30s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2022 03:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe
Size

719KB
MD5

609f8223e3999336ddb31ab59a71f0e0
SHA1

d68cf1ef5a3731bffb8602f0c5365c30dcaa17e5
SHA256

b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5
SHA512

345072c4db8dcf38b0f6178586efcf8dfbe45f9d37cfef210bf3b3a1a8f8c745b2e57a7222e4ab33ff142892b93dbebbc91b554a407ca6409aa709f8edb7be90
SSDEEP

12288:6XgPVmsO7H+JeYkZQors8sEyMGXxehlX4EEPSwDfAmgBJbf8AwnBrRm8dZ/X:AoZ3J78G+X4bEmCb+rRvZ/X

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 3 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\cog.exe	modiloader_stage2
C:\Users\Admin\cog.exe	modiloader_stage2
C:\Users\Admin\cog.exe	modiloader_stage2

Executes dropped EXE 5 IoCs

Processes:

B85EgtCQKi4p6Z9Kt2.execod.execof.execog.execog.exe

pid process

4896 B85EgtCQKi4p6Z9Kt2.exe
384 cod.exe
4912 cof.exe
3332 cog.exe
2188 cog.exe
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

4336 rundll32.exe

pid	process
4896	B85EgtCQKi4p6Z9Kt2.exe
384	cod.exe
4912	cof.exe
3332	cog.exe
2188	cog.exe

pid	process
4336	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Flisoxeb = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\KBDIFows.dll\",Startup"	rundll32.exe

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

Bootkit
T1067

Processes:

cod.exe

description ioc process

File opened for modification \??\physicaldrive0 cod.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

cog.exe

description pid process target process

PID 3332 set thread context of 2188 3332 cog.exe cog.exe

description	ioc	process
File opened for modification	\??\physicaldrive0	cod.exe

description	pid	process	target process
PID 3332 set thread context of 2188	3332	cog.exe	cog.exe

Suspicious behavior: EnumeratesProcesses 40 IoCs

Processes:

cog.exeB85EgtCQKi4p6Z9Kt2.exe

pid	process
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
4896	B85EgtCQKi4p6Z9Kt2.exe
4896	B85EgtCQKi4p6Z9Kt2.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
4896	B85EgtCQKi4p6Z9Kt2.exe
4896	B85EgtCQKi4p6Z9Kt2.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe
2188	cog.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

cod.exe

description pid process

Token: SeShutdownPrivilege 384 cod.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

B85EgtCQKi4p6Z9Kt2.exe

pid process

4896 B85EgtCQKi4p6Z9Kt2.exe

description	pid	process
Token: SeShutdownPrivilege	384	cod.exe

pid	process
4896	B85EgtCQKi4p6Z9Kt2.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.execof.execog.exe

description	pid	process	target process
PID 3540 wrote to memory of 4896	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	B85EgtCQKi4p6Z9Kt2.exe
PID 3540 wrote to memory of 4896	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	B85EgtCQKi4p6Z9Kt2.exe
PID 3540 wrote to memory of 4896	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	B85EgtCQKi4p6Z9Kt2.exe
PID 3540 wrote to memory of 384	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cod.exe
PID 3540 wrote to memory of 384	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cod.exe
PID 3540 wrote to memory of 384	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cod.exe
PID 3540 wrote to memory of 4912	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cof.exe
PID 3540 wrote to memory of 4912	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cof.exe
PID 3540 wrote to memory of 4912	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cof.exe
PID 3540 wrote to memory of 3332	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cog.exe
PID 3540 wrote to memory of 3332	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cog.exe
PID 3540 wrote to memory of 3332	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cog.exe
PID 3540 wrote to memory of 4328	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cmd.exe
PID 3540 wrote to memory of 4328	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cmd.exe
PID 3540 wrote to memory of 4328	3540	b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe	cmd.exe
PID 4912 wrote to memory of 4336	4912	cof.exe	rundll32.exe
PID 4912 wrote to memory of 4336	4912	cof.exe	rundll32.exe
PID 4912 wrote to memory of 4336	4912	cof.exe	rundll32.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe
PID 3332 wrote to memory of 2188	3332	cog.exe	cog.exe

C:\Users\Admin\AppData\Local\Temp\b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe
"C:\Users\Admin\AppData\Local\Temp\b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3540

C:\Users\Admin\B85EgtCQKi4p6Z9Kt2.exe
B85EgtCQKi4p6Z9Kt2.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4896

C:\Users\Admin\cod.exe
cod.exe
2⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious use of AdjustPrivilegeToken
PID:384

C:\Users\Admin\cof.exe
cof.exe
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4912

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\KBDIFows.dll",Startup
3⤵
- Loads dropped DLL
- Adds Run key to start application
PID:4336

C:\Windows\SysWOW64\cmd.exe
cmd /c del b1630faac1545f3746cc3a305faa437f3e62e9c10661a726709cec69ec670eb5.exe
2⤵
PID:4328

C:\Users\Admin\cog.exe
cog.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3332

C:\Users\Admin\cog.exe
cog.exe
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2188

C:\Windows\system32\verclsid.exe
"C:\Windows\system32\verclsid.exe" /S /C {DFFACDC5-679F-4156-8947-C5C76BC0B67F} /I {ADD8BA80-002B-11D0-8F0F-00C04FD7D062} /X 0x401
1⤵
PID:4856

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Bootkit

T1067

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\KBDIFows.dll
Filesize
103KB

MD5
be60099ceffb0aece0bc0c52998e9d65

SHA1
6ff11181390b5eccfb9a832ea5311d58bcc7a3a3

SHA256
e41f195954abff7c7bdc150773ad9f0b4029a883386ac179c1aa9d44f9ab6e4a

SHA512
c4beef5b86370a959b624041cc2db1de2da07a15df17077d728ea74036398fd1e62b6e7e147c53ea944606d751d0934f423b70193ad570a8cba097a823facdc0

Download Submit
C:\Users\Admin\AppData\Local\KBDIFows.dll
Filesize
103KB

MD5
be60099ceffb0aece0bc0c52998e9d65

SHA1
6ff11181390b5eccfb9a832ea5311d58bcc7a3a3

SHA256
e41f195954abff7c7bdc150773ad9f0b4029a883386ac179c1aa9d44f9ab6e4a

SHA512
c4beef5b86370a959b624041cc2db1de2da07a15df17077d728ea74036398fd1e62b6e7e147c53ea944606d751d0934f423b70193ad570a8cba097a823facdc0

Download Submit
C:\Users\Admin\B85EgtCQKi4p6Z9Kt2.exe
Filesize
152KB

MD5
72e9d71fe7ad21610b846614566d6e2f

SHA1
35071ef247823ff6fa675449c6506caa2f5b145f

SHA256
4dc0b35a38321c71c24289acf43c102e6aa875307f830900d39f25491c83cda9

SHA512
14431710838e2eea0fdb3a7b73743b6d101ec6a4ceebdf0716e2855e845bd2b1722e5178d310a24ce7e5754076a9dc0e62f351c1518c391c6db8533af35203f3

Download Submit
C:\Users\Admin\B85EgtCQKi4p6Z9Kt2.exe
Filesize
152KB

MD5
72e9d71fe7ad21610b846614566d6e2f

SHA1
35071ef247823ff6fa675449c6506caa2f5b145f

SHA256
4dc0b35a38321c71c24289acf43c102e6aa875307f830900d39f25491c83cda9

SHA512
14431710838e2eea0fdb3a7b73743b6d101ec6a4ceebdf0716e2855e845bd2b1722e5178d310a24ce7e5754076a9dc0e62f351c1518c391c6db8533af35203f3

Download Submit
C:\Users\Admin\cod.exe
Filesize
176KB

MD5
dbadc5fadb7497f5761537c06026ff47

SHA1
c8bd7319e170bd5966a73bae6f34cee4782b4f97

SHA256
b8fdc5c5f8aa378ef3ba8ee5172550a8f7ca295bebe858dab8ec171f1328036e

SHA512
7bced6bbdeb0f770d78f199d16d8ed86e90794141df101d1bb4878c55313af058a5551e0df2da65f6cd3507185cca13c7459aabf97c22faa83518b53321c2b7e

Download Submit
C:\Users\Admin\cod.exe
Filesize
176KB

MD5
dbadc5fadb7497f5761537c06026ff47

SHA1
c8bd7319e170bd5966a73bae6f34cee4782b4f97

SHA256
b8fdc5c5f8aa378ef3ba8ee5172550a8f7ca295bebe858dab8ec171f1328036e

SHA512
7bced6bbdeb0f770d78f199d16d8ed86e90794141df101d1bb4878c55313af058a5551e0df2da65f6cd3507185cca13c7459aabf97c22faa83518b53321c2b7e

Download Submit
C:\Users\Admin\cof.exe
Filesize
103KB

MD5
d15f3d9213e5972e1e2c069448d6f228

SHA1
224f67d7bcb15f1921211d68df19a072dc84ccfe

SHA256
9c0e3fcd2615c0a3678e77583970c5d9401ea223db3e517d048453db6427214d

SHA512
3e53dde211235f50f7507839f4f0e8ef6c0456f4f92b40e3a9d57eb64c1ee17774698858213e1cdefb8e87803648ff97001b2a00ad2c2c6b0c896774b1e785e3

Download Submit
C:\Users\Admin\cof.exe
Filesize
103KB

MD5
d15f3d9213e5972e1e2c069448d6f228

SHA1
224f67d7bcb15f1921211d68df19a072dc84ccfe

SHA256
9c0e3fcd2615c0a3678e77583970c5d9401ea223db3e517d048453db6427214d

SHA512
3e53dde211235f50f7507839f4f0e8ef6c0456f4f92b40e3a9d57eb64c1ee17774698858213e1cdefb8e87803648ff97001b2a00ad2c2c6b0c896774b1e785e3

Download Submit
C:\Users\Admin\cog.exe
Filesize
145KB

MD5
262a039229f90ba2461f2e810ad74447

SHA1
9dfe5040a3d6ea8262313953c02a1e6ae39c6916

SHA256
e20729c3095a40a637efb304bdf57902cd4948f22406138e0dbdf28f034cedb3

SHA512
d7612cdbc38aea73462aa7851ab3078dfb89a1b4c96414f5d8144c456f694971f08a79bbb1a738ffeb273f99122432b1009cbf4bd483884dd50ca115a64ef641

Download Submit
C:\Users\Admin\cog.exe
Filesize
145KB

MD5
262a039229f90ba2461f2e810ad74447

SHA1
9dfe5040a3d6ea8262313953c02a1e6ae39c6916

SHA256
e20729c3095a40a637efb304bdf57902cd4948f22406138e0dbdf28f034cedb3

SHA512
d7612cdbc38aea73462aa7851ab3078dfb89a1b4c96414f5d8144c456f694971f08a79bbb1a738ffeb273f99122432b1009cbf4bd483884dd50ca115a64ef641

Download Submit
C:\Users\Admin\cog.exe
Filesize
145KB

MD5
262a039229f90ba2461f2e810ad74447

SHA1
9dfe5040a3d6ea8262313953c02a1e6ae39c6916

SHA256
e20729c3095a40a637efb304bdf57902cd4948f22406138e0dbdf28f034cedb3

SHA512
d7612cdbc38aea73462aa7851ab3078dfb89a1b4c96414f5d8144c456f694971f08a79bbb1a738ffeb273f99122432b1009cbf4bd483884dd50ca115a64ef641

Download Submit
memory/384-158-0x0000000000700000-0x0000000000758000-memory.dmp

Filesize
352KB

Download
memory/384-142-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/384-157-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/384-139-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/384-168-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/384-135-0x0000000000000000-mapping.dmp

Download
memory/384-151-0x0000000000700000-0x0000000000758000-memory.dmp

Filesize
352KB

Download
memory/2188-159-0x0000000000000000-mapping.dmp

Download
memory/2188-160-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2188-167-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2188-164-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2188-163-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2188-162-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2188-161-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3332-141-0x0000000000000000-mapping.dmp

Download
memory/4328-145-0x0000000000000000-mapping.dmp

Download
memory/4336-156-0x0000000002B11000-0x0000000002B1F000-memory.dmp

Filesize
56KB

Download
memory/4336-155-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/4336-150-0x0000000000000000-mapping.dmp

Download
memory/4896-132-0x0000000000000000-mapping.dmp

Download
memory/4912-149-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/4912-153-0x0000000002131000-0x000000000213F000-memory.dmp

Filesize
56KB

Download
memory/4912-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads