modiloader | 4498db4f469d538dee96374c65f8af004beec87381bec52bb1273ef6c939cb56

Analysis

max time kernel
141s
max time network
142s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 13:41

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General

Target

Build.exe
Size

18KB
MD5

92d87c1c5d983e7aa3aa327e19a3f186
SHA1

40af71cfe33e3c1fe2e2e8da012e47c43ca4ebfb
SHA256

4498db4f469d538dee96374c65f8af004beec87381bec52bb1273ef6c939cb56
SHA512

1d64f71d270ad8c899bb519267ac40a75af67a2b7a296d8cd0dc5530d53182bf703211be3e278859f888a2b95d0e0686ea364076df4b84bf2d65c8fe6c89e0ec
SSDEEP

384:DEw7wknHOYXQdhLGPvCaV4pLS7OGQ8xy1CzcaXtQXkqAne:DEw7wkHOYEGPvCaV4pLzb1fa9QXk

Score

10^/10

modiloader discovery persistence trojan upx

Malware Config

Signatures

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

ModiLoader Second Stage 2 IoCs

resource	yara_rule
behavioral1/memory/2816-13-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral1/memory/2596-15-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
2596	AdobeART.exe

Loads dropped DLL 2 IoCs

pid	Process
2816	Build.exe
2816	Build.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeART = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeART.exe"	AdobeART.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2816-0-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2596-14-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2816-13-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/files/0x000700000001211b-12.dat	upx
behavioral1/memory/2596-15-0x0000000000400000-0x0000000000414000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	Build.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeART.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 2596	2816	Build.exe	30
PID 2816 wrote to memory of 2596	2816	Build.exe	30
PID 2816 wrote to memory of 2596	2816	Build.exe	30
PID 2816 wrote to memory of 2596	2816	Build.exe	30

C:\Users\Admin\AppData\Local\Temp\Build.exe
"C:\Users\Admin\AppData\Local\Temp\Build.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Users\Admin\AppData\Roaming\AdobeART.exe
  "C:\Users\Admin\AppData\Roaming\AdobeART.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\AdobeART.exe

Filesize
18KB

MD5
92d87c1c5d983e7aa3aa327e19a3f186

SHA1
40af71cfe33e3c1fe2e2e8da012e47c43ca4ebfb

SHA256
4498db4f469d538dee96374c65f8af004beec87381bec52bb1273ef6c939cb56

SHA512
1d64f71d270ad8c899bb519267ac40a75af67a2b7a296d8cd0dc5530d53182bf703211be3e278859f888a2b95d0e0686ea364076df4b84bf2d65c8fe6c89e0ec

Download Submit
memory/2596-14-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2596-15-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2816-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2816-10-0x0000000001EF0000-0x0000000001F04000-memory.dmp

Filesize
80KB

Download
memory/2816-11-0x0000000001EF0000-0x0000000001F04000-memory.dmp

Filesize
80KB

Download
memory/2816-13-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads