modiloader | 7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e

Analysis

max time kernel
140s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 10:53

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General

Target

7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe
Size

105KB
MD5

b7dde57bd0e614f23c3bf1c3c89ef99e
SHA1

60b7345511ee342019c5f5035502607322b33a0c
SHA256

7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e
SHA512

f91e8831c3e3e198e23916bf4c0d617a96018b04e1320b17d1fb6c808f21321b9a38169b5120546f26febcd0b092691cfe1372df4c774ff6dc3e59650dd14e15
SSDEEP

1536:qsCqYOQXNCeVriZKFQquzz0GQa1M/YlDQZuopXq3Dek:OOmNC13W/YiTXqB

Score

10^/10

modiloader discovery trojan

Malware Config

Signatures

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

ModiLoader Second Stage 4 IoCs

resource	yara_rule
behavioral2/memory/2804-0-0x0000000000400000-0x0000000000424000-memory.dmp	modiloader_stage2
behavioral2/files/0x0008000000023c9a-5.dat	modiloader_stage2
behavioral2/memory/2804-14-0x0000000000400000-0x0000000000424000-memory.dmp	modiloader_stage2
behavioral2/memory/3024-16-0x0000000000400000-0x0000000000424000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
3024	kulionzx.exe

Loads dropped DLL 2 IoCs

pid	Process
3024	kulionzx.exe
3024	kulionzx.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\kulionzx.dll	kulionzx.exe
File created	C:\Windows\kulionzx.exe	kulionzx.exe
File created	C:\Windows\kulionzx.dll	7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe
File created	C:\Windows\kulionzx.exe	7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe
File opened for modification	C:\Windows\kulionzx.exe	7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe

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	7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kulionzx.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3024	kulionzx.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 3024	2804	7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe	82
PID 2804 wrote to memory of 3024	2804	7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe	82
PID 2804 wrote to memory of 3024	2804	7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe	82

C:\Users\Admin\AppData\Local\Temp\7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe
"C:\Users\Admin\AppData\Local\Temp\7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\kulionzx.exe
  C:\Windows\kulionzx.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\kulionzx.dll

Filesize
27KB

MD5
e87447edc4cc5e36e072697d5133da6d

SHA1
55b0ea8fdbc0ce2341efa3f1595517ac2cb9f987

SHA256
2bbc984283697781c84328d3d947c12146ab542007df2b98c38877d383c5add1

SHA512
862205b60642ee7a286b278a153a13889ae34485ef2f454fe88e0daa1d4984c8a423df4eb71304d35777526bae49d7f978b89fb1d27cefacda1e387e4047c1f5

Download Submit
C:\Windows\kulionzx.exe

Filesize
105KB

MD5
b7dde57bd0e614f23c3bf1c3c89ef99e

SHA1
60b7345511ee342019c5f5035502607322b33a0c

SHA256
7eca027cf990434d585869f352a20c3a845d54342c59b7103c15194a5a3c557e

SHA512
f91e8831c3e3e198e23916bf4c0d617a96018b04e1320b17d1fb6c808f21321b9a38169b5120546f26febcd0b092691cfe1372df4c774ff6dc3e59650dd14e15

Download Submit
memory/2804-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2804-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3024-11-0x0000000000470000-0x000000000047D000-memory.dmp

Filesize
52KB

Download
memory/3024-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3024-15-0x0000000000470000-0x000000000047D000-memory.dmp

Filesize
52KB

Download