modiloader | 9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 23:58

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General

Target

9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe
Size

90KB
MD5

c95f1bccf94d229c030204be0aed72f0
SHA1

278f49c140df3108d55a9b99b71ece91658dd5a0
SHA256

9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4
SHA512

0e15da5e4deba8b6c34dcea051080c0b3978162690ca4fec5b5452282dd4d8bb69f301e4dead54ce21037ddcc3069bf55113578afbb3a33e36b1028156f9aa56
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDs:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3m

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/5008-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5008-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5008-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5008-62-0x0000000000400000-0x0000000000414000-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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe

Executes dropped EXE 3 IoCs

pid	Process
4456	csrsll.exe
3192	csrsll.exe
5008	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-1-5-21-1045960512-3948844814-3059691613-1000\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 3148 set thread context of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 4456 set thread context of 3192	4456	csrsll.exe	98
PID 4456 set thread context of 5008	4456	csrsll.exe	99

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3148-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3148-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2324-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2324-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2324-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3148-14-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x0008000000023c93-29.dat	upx
behavioral2/memory/2324-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4456-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4456-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5008-46-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5008-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5008-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5008-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5008-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4456-54-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2324-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3192-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5008-62-0x0000000000400000-0x0000000000414000-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	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe
Token: SeDebugPrivilege	3192	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe
2324	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe
4456	csrsll.exe
3192	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 3148 wrote to memory of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 3148 wrote to memory of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 3148 wrote to memory of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 3148 wrote to memory of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 3148 wrote to memory of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 3148 wrote to memory of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 3148 wrote to memory of 2324	3148	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	84
PID 2324 wrote to memory of 3684	2324	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	85
PID 2324 wrote to memory of 3684	2324	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	85
PID 2324 wrote to memory of 3684	2324	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	85
PID 3684 wrote to memory of 3364	3684	cmd.exe	89
PID 3684 wrote to memory of 3364	3684	cmd.exe	89
PID 3684 wrote to memory of 3364	3684	cmd.exe	89
PID 2324 wrote to memory of 4456	2324	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	90
PID 2324 wrote to memory of 4456	2324	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	90
PID 2324 wrote to memory of 4456	2324	9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe	90
PID 4456 wrote to memory of 3192	4456	csrsll.exe	98
PID 4456 wrote to memory of 3192	4456	csrsll.exe	98
PID 4456 wrote to memory of 3192	4456	csrsll.exe	98
PID 4456 wrote to memory of 3192	4456	csrsll.exe	98
PID 4456 wrote to memory of 3192	4456	csrsll.exe	98
PID 4456 wrote to memory of 3192	4456	csrsll.exe	98
PID 4456 wrote to memory of 3192	4456	csrsll.exe	98
PID 4456 wrote to memory of 3192	4456	csrsll.exe	98
PID 4456 wrote to memory of 5008	4456	csrsll.exe	99
PID 4456 wrote to memory of 5008	4456	csrsll.exe	99
PID 4456 wrote to memory of 5008	4456	csrsll.exe	99
PID 4456 wrote to memory of 5008	4456	csrsll.exe	99
PID 4456 wrote to memory of 5008	4456	csrsll.exe	99
PID 4456 wrote to memory of 5008	4456	csrsll.exe	99
PID 4456 wrote to memory of 5008	4456	csrsll.exe	99
PID 4456 wrote to memory of 5008	4456	csrsll.exe	99

C:\Users\Admin\AppData\Local\Temp\9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe
"C:\Users\Admin\AppData\Local\Temp\9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Users\Admin\AppData\Local\Temp\9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe
  "C:\Users\Admin\AppData\Local\Temp\9edd0a5c0e8ded4ad3be50ba116dfff6b0806979d89d747bf1ea9c78ba6a8eb4.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\HYVWI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3684
  - - 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:3364
- - 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:4456
  - - 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:3192
  - - 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:5008

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HYVWI.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
28be5bdaded5942b507c3aa65bdccb2e

SHA1
a28f72d39e57a72810e0b987c5c9cc0d390c4496

SHA256
a844ef2949179e919122c1e291576c584a80ad5ae86326fd3faa2045c1a7fa61

SHA512
4064d72339069746dbf89d508f4f5993a92dd175e5422dac4ebada5aa6410e36741c3ee4b33e25fe2f735f3395db3a92ac2f2069dd613c7f6348e642a5a42a0b

Download Submit
memory/2324-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2324-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2324-58-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/2324-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2324-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2324-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3148-6-0x0000000002930000-0x0000000002932000-memory.dmp

Filesize
8KB

Download
memory/3148-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3148-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3148-4-0x0000000002910000-0x0000000002912000-memory.dmp

Filesize
8KB

Download
memory/3148-3-0x0000000002900000-0x0000000002902000-memory.dmp

Filesize
8KB

Download
memory/3148-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3192-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4456-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4456-54-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4456-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5008-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5008-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5008-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5008-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5008-46-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5008-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads