modiloader | 09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9

Analysis

max time kernel
119s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/01/2025, 03:38

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General

Target

09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe
Size

90KB
MD5

6798615f14953279c155312be13caedb
SHA1

bae783250b6ef9827de34cf0fc8906d6198faf4f
SHA256

09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9
SHA512

f3bc0e650a2f8f12f9681f7f0d2f9242c54472d55bdd5cfa1513eb1ad6c60f1c31b682963234ba2f76798e696300e9c660f9777044958dd307b5c9da15609103
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDW:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Q

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 4 IoCs

resource	yara_rule
behavioral2/memory/1196-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1196-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1196-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1196-62-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe

Executes dropped EXE 3 IoCs

pid	Process
4972	csrsll.exe
1200	csrsll.exe
1196	csrsll.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-1-5-21-4050598569-1597076380-177084960-1000\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 2448 set thread context of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 4972 set thread context of 1200	4972	csrsll.exe	95
PID 4972 set thread context of 1196	4972	csrsll.exe	96

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2448-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2448-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4840-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4840-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2448-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4840-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4840-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023c8a-29.dat	upx
behavioral2/memory/4972-37-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4840-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4972-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4972-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1196-46-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1196-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1196-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1196-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1196-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4972-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4840-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1200-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1196-62-0x0000000000400000-0x0000000000414000-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	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe
Token: SeDebugPrivilege	1200	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe
4840	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe
4972	csrsll.exe
1200	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 2448 wrote to memory of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 2448 wrote to memory of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 2448 wrote to memory of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 2448 wrote to memory of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 2448 wrote to memory of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 2448 wrote to memory of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 2448 wrote to memory of 4840	2448	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	82
PID 4840 wrote to memory of 5048	4840	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	86
PID 4840 wrote to memory of 5048	4840	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	86
PID 4840 wrote to memory of 5048	4840	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	86
PID 5048 wrote to memory of 3204	5048	cmd.exe	90
PID 5048 wrote to memory of 3204	5048	cmd.exe	90
PID 5048 wrote to memory of 3204	5048	cmd.exe	90
PID 4840 wrote to memory of 4972	4840	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	91
PID 4840 wrote to memory of 4972	4840	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	91
PID 4840 wrote to memory of 4972	4840	09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe	91
PID 4972 wrote to memory of 1200	4972	csrsll.exe	95
PID 4972 wrote to memory of 1200	4972	csrsll.exe	95
PID 4972 wrote to memory of 1200	4972	csrsll.exe	95
PID 4972 wrote to memory of 1200	4972	csrsll.exe	95
PID 4972 wrote to memory of 1200	4972	csrsll.exe	95
PID 4972 wrote to memory of 1200	4972	csrsll.exe	95
PID 4972 wrote to memory of 1200	4972	csrsll.exe	95
PID 4972 wrote to memory of 1200	4972	csrsll.exe	95
PID 4972 wrote to memory of 1196	4972	csrsll.exe	96
PID 4972 wrote to memory of 1196	4972	csrsll.exe	96
PID 4972 wrote to memory of 1196	4972	csrsll.exe	96
PID 4972 wrote to memory of 1196	4972	csrsll.exe	96
PID 4972 wrote to memory of 1196	4972	csrsll.exe	96
PID 4972 wrote to memory of 1196	4972	csrsll.exe	96
PID 4972 wrote to memory of 1196	4972	csrsll.exe	96
PID 4972 wrote to memory of 1196	4972	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe
"C:\Users\Admin\AppData\Local\Temp\09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Users\Admin\AppData\Local\Temp\09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe
  "C:\Users\Admin\AppData\Local\Temp\09d9a12ed319993324dfd5f4a4b8f584632299a653b40d6b4b3d7241498987d9.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4840
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\LWTRV.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5048
  - - 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:3204
- - 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:4972
  - - 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:1200
  - - 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:1196

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

Query Registry

T1012

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\Local\Temp\LWTRV.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
587719055bf78678a14b6577e8492874

SHA1
0764262cb3575b566624ec6ad17328d06bf4554a

SHA256
0e1ae0f6c6b5f12d3948d419dbf541896297990168f75a384dea203c582ce780

SHA512
4c08ce52db8360e8ebaebb775c6f07ee37d8be2873b218967ae8bf6761ffa3282d282552d46bd5f0ee355ce92d3809d13d24273d9524e6a75265fb115d467eb2

Download Submit
memory/1196-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1196-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1196-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1196-46-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1196-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1196-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1200-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2448-6-0x00000000021F0000-0x00000000021F2000-memory.dmp

Filesize
8KB

Download
memory/2448-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2448-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2448-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2448-4-0x00000000021D0000-0x00000000021D2000-memory.dmp

Filesize
8KB

Download
memory/2448-3-0x00000000021C0000-0x00000000021C2000-memory.dmp

Filesize
8KB

Download
memory/4840-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4840-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4840-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4840-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4840-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4840-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4972-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4972-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4972-37-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4972-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads