modiloader | 63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166

Analysis

max time kernel
118s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/01/2025, 23:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
Size

90KB
MD5

93642f78ab3f586822dbda379a8b5170
SHA1

217af721377f7ea269e68a31e92791a3e8d6c7b5
SHA256

63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166
SHA512

d988c084ff3339fdc2536bc5da70c1fd34c0b1fd1d664f798e3bd868fbed4efdcb6c6aa517b2018380f023cb80d1e3c4b59d5a0c27c1c521cffc94beb6f600f1
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDI:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3W

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 family
modiloader

ModiLoader Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/2364-262-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2320	csrsll.exe
956	csrsll.exe
2364	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.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\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2812 set thread context of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 2320 set thread context of 956	2320	csrsll.exe	34
PID 2320 set thread context of 2364	2320	csrsll.exe	35

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2812-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-100-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1872-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1872-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1872-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1872-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1872-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1872-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x0008000000012117-141.dat	upx
behavioral1/memory/1872-151-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1872-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2364-252-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2320-249-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1872-241-0x0000000002680000-0x00000000026D3000-memory.dmp	upx
behavioral1/memory/2320-226-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/956-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2364-262-0x0000000000400000-0x0000000000414000-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 7 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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe
Token: SeDebugPrivilege	956	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
2320	csrsll.exe
956	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 2812 wrote to memory of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 2812 wrote to memory of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 2812 wrote to memory of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 2812 wrote to memory of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 2812 wrote to memory of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 2812 wrote to memory of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 2812 wrote to memory of 1872	2812	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	29
PID 1872 wrote to memory of 2332	1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	30
PID 1872 wrote to memory of 2332	1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	30
PID 1872 wrote to memory of 2332	1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	30
PID 1872 wrote to memory of 2332	1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	30
PID 2332 wrote to memory of 1152	2332	cmd.exe	32
PID 2332 wrote to memory of 1152	2332	cmd.exe	32
PID 2332 wrote to memory of 1152	2332	cmd.exe	32
PID 2332 wrote to memory of 1152	2332	cmd.exe	32
PID 1872 wrote to memory of 2320	1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	33
PID 1872 wrote to memory of 2320	1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	33
PID 1872 wrote to memory of 2320	1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	33
PID 1872 wrote to memory of 2320	1872	63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe	33
PID 2320 wrote to memory of 956	2320	csrsll.exe	34
PID 2320 wrote to memory of 956	2320	csrsll.exe	34
PID 2320 wrote to memory of 956	2320	csrsll.exe	34
PID 2320 wrote to memory of 956	2320	csrsll.exe	34
PID 2320 wrote to memory of 956	2320	csrsll.exe	34
PID 2320 wrote to memory of 956	2320	csrsll.exe	34
PID 2320 wrote to memory of 956	2320	csrsll.exe	34
PID 2320 wrote to memory of 956	2320	csrsll.exe	34
PID 2320 wrote to memory of 2364	2320	csrsll.exe	35
PID 2320 wrote to memory of 2364	2320	csrsll.exe	35
PID 2320 wrote to memory of 2364	2320	csrsll.exe	35
PID 2320 wrote to memory of 2364	2320	csrsll.exe	35
PID 2320 wrote to memory of 2364	2320	csrsll.exe	35
PID 2320 wrote to memory of 2364	2320	csrsll.exe	35
PID 2320 wrote to memory of 2364	2320	csrsll.exe	35
PID 2320 wrote to memory of 2364	2320	csrsll.exe	35

C:\Users\Admin\AppData\Local\Temp\63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
"C:\Users\Admin\AppData\Local\Temp\63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2812
- C:\Users\Admin\AppData\Local\Temp\63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe
  "C:\Users\Admin\AppData\Local\Temp\63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1872
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\JJWDM.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2332
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:1152
- - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2320
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:956
  - - C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2364

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\JJWDM.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe

Filesize
90KB

MD5
93642f78ab3f586822dbda379a8b5170

SHA1
217af721377f7ea269e68a31e92791a3e8d6c7b5

SHA256
63f64502a7d3fe36ca400e93f376f5042f716c7353a19eead43a48e89699b166

SHA512
d988c084ff3339fdc2536bc5da70c1fd34c0b1fd1d664f798e3bd868fbed4efdcb6c6aa517b2018380f023cb80d1e3c4b59d5a0c27c1c521cffc94beb6f600f1

Download Submit
memory/956-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-146-0x0000000002680000-0x00000000026D3000-memory.dmp

Filesize
332KB

Download
memory/1872-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-251-0x0000000002680000-0x00000000026D3000-memory.dmp

Filesize
332KB

Download
memory/1872-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-152-0x0000000002680000-0x00000000026D3000-memory.dmp

Filesize
332KB

Download
memory/1872-151-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-145-0x0000000002680000-0x00000000026D3000-memory.dmp

Filesize
332KB

Download
memory/1872-242-0x0000000002680000-0x00000000026D3000-memory.dmp

Filesize
332KB

Download
memory/1872-147-0x0000000002680000-0x00000000026D3000-memory.dmp

Filesize
332KB

Download
memory/1872-243-0x0000000002680000-0x00000000026D3000-memory.dmp

Filesize
332KB

Download
memory/1872-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1872-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1872-241-0x0000000002680000-0x00000000026D3000-memory.dmp

Filesize
332KB

Download
memory/1872-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2320-176-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2320-155-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2320-226-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2320-249-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2320-165-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2364-262-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2364-252-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2812-29-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2812-41-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2812-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2812-71-0x0000000000520000-0x0000000000521000-memory.dmp

Filesize
4KB

Download
memory/2812-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2812-61-0x0000000000500000-0x0000000000501000-memory.dmp

Filesize
4KB

Download
memory/2812-15-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2812-79-0x0000000002340000-0x0000000002342000-memory.dmp

Filesize
8KB

Download
memory/2812-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2812-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2812-5-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2812-100-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2812-3-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2812-104-0x0000000002640000-0x0000000002693000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads