modiloader | 2caacde56329c3cb26c041d2535a5121d02fc195193f4046aabec42d61655d68

General

Target

Setup.exe
Size

1.2MB
MD5

a65bb98a725359c25ea677337e7bc782
SHA1

e54df92418e386aa897e90ef7c635522de974ac5
SHA256

2caacde56329c3cb26c041d2535a5121d02fc195193f4046aabec42d61655d68
SHA512

795c85440ec8de558837e564e56b13c1976d8e27e004e829d532e61839aae73ae7e9d012a2f49a22dbd7de1d84585b8eb54e9f48561ae0dba30c668511e7407c

Score

10^/10

modiloader bootkit persistence spyware trojan

Malware Config

Signatures

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

ModiLoader First Stage 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4088-10-0x000000000046C7B8-mapping.dmp	modiloader_stage1
behavioral2/memory/4088-9-0x0000000000400000-0x00000000004AF000-memory.dmp	modiloader_stage1
behavioral2/memory/4088-11-0x0000000000400000-0x00000000004AF000-memory.dmp	modiloader_stage1

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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:

Setup.exe

description ioc process

File opened for modification \??\PhysicalDrive0 Setup.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Setup.exe

description pid process target process

PID 4764 set thread context of 4088 4764 Setup.exe Setup.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Setup.exe

pid process

4764 Setup.exe
4764 Setup.exe
4764 Setup.exe
4764 Setup.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Setup.exe

description pid process

Token: SeDebugPrivilege 4764 Setup.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	Setup.exe

description	pid	process	target process
PID 4764 set thread context of 4088	4764	Setup.exe	Setup.exe

pid	process
4764	Setup.exe
4764	Setup.exe
4764	Setup.exe
4764	Setup.exe

description	pid	process
Token: SeDebugPrivilege	4764	Setup.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Setup.exe

description	pid	process	target process
PID 4764 wrote to memory of 4440	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4440	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4440	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe
PID 4764 wrote to memory of 4088	4764	Setup.exe	Setup.exe

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4764

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
2⤵
PID:4440

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
2⤵
- Writes to the Master Boot Record (MBR)
PID:4088

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1

T1067

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4088-10-0x000000000046C7B8-mapping.dmp

Download
memory/4088-9-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4088-11-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/4764-0-0x0000000072B20000-0x000000007320E000-memory.dmp

Filesize
6.9MB

Download
memory/4764-1-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/4764-3-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

Filesize
4KB

Download
memory/4764-4-0x0000000004A80000-0x0000000004A81000-memory.dmp

Filesize
4KB

Download
memory/4764-5-0x0000000004A30000-0x0000000004A31000-memory.dmp

Filesize
4KB

Download
memory/4764-6-0x0000000006E60000-0x0000000006F58000-memory.dmp

Filesize
992KB

Download
memory/4764-7-0x0000000007260000-0x00000000072DB000-memory.dmp

Filesize
492KB

Download
memory/4764-8-0x0000000006810000-0x0000000006826000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing