modiloader | 90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97

Analysis

max time kernel
30s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 12:51

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe
Size

255KB
MD5

2c7b17320e20fdaad9b82e6802b43d69
SHA1

98022315c931f275ec467534fc57452d742a82da
SHA256

90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97
SHA512

e79beaf703ce53b8faa4ba43b107691e07d7eeb331f5adc43ee10f74516994725efc271f9ce924921f7f25cb0b468f9b1a459c46e6aef65b5f0408f95ae3037a
SSDEEP

6144:q7WZh22Ltnko1hznaMnVDnqr8sevNgJZPKM9cQ:KWZIqJTnFVDnqw3lgbjh

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
behavioral1/memory/1712-55-0x0000000000400000-0x0000000000482000-memory.dmp	modiloader_stage2
behavioral1/memory/1712-57-0x0000000000400000-0x0000000000482000-memory.dmp	modiloader_stage2
behavioral1/memory/1860-60-0x0000000000400000-0x0000000000482000-memory.dmp	modiloader_stage2

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

T1067

Processes:

svchost.exe90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	svchost.exe
File opened for modification	\??\PhysicalDrive0	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe

Modifies registry class 6 IoCs

Processes:

90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exesvchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	svchost.exe

Suspicious behavior: RenamesItself 2 IoCs

Processes:

90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exesvchost.exe

pid process

1712 90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe
1860 svchost.exe

pid	process
1712	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe
1860	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exesvchost.exe

description	pid	process	target process
PID 1712 wrote to memory of 1860	1712	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe	svchost.exe
PID 1712 wrote to memory of 1860	1712	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe	svchost.exe
PID 1712 wrote to memory of 1860	1712	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe	svchost.exe
PID 1712 wrote to memory of 1860	1712	90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe	svchost.exe
PID 1860 wrote to memory of 1616	1860	svchost.exe	iexplore.exe
PID 1860 wrote to memory of 1616	1860	svchost.exe	iexplore.exe
PID 1860 wrote to memory of 1616	1860	svchost.exe	iexplore.exe
PID 1860 wrote to memory of 1616	1860	svchost.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe
"C:\Users\Admin\AppData\Local\Temp\90ccaee873291b0b428339d3f7405a9574dc45624fd7c69bd5c6ac67ea681f97.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1712

C:\Windows\svchost.exe
-bs
2⤵
- Writes to the Master Boot Record (MBR)
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1860

C:\Program Files\Internet Explorer\iexplore.exe
-bs
3⤵
PID:1616

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1712-54-0x00000000762B1000-0x00000000762B3000-memory.dmp

Filesize
8KB

Download
memory/1712-55-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1712-57-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1860-56-0x0000000000000000-mapping.dmp

Download
memory/1860-59-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1860-60-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads