modiloader | 08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2025 18:03

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General

Target

08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe
Size

90KB
MD5

a5c313517df6bca7759b290f9253e6b0
SHA1

debacaaec0fb199b6160b5e87d4ad2d6cee47eb5
SHA256

08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444
SHA512

6d92b67ab9bdc4d82e163a8c5c4a9e9cafa20c28d782873fea3f76eb141f7baac12ed54b1693596587aa61eedbf85da2b1dbf3c37d8786df6b7844297d7ca3d5
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDo:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE32

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/3192-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3192-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3192-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3192-61-0x0000000000400000-0x0000000000414000-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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe

Executes dropped EXE 3 IoCs

pid	Process
2956	csrsll.exe
4796	csrsll.exe
3192	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-1-5-21-493223053-2004649691-1575712786-1000\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 2908 set thread context of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 2956 set thread context of 4796	2956	csrsll.exe	95
PID 2956 set thread context of 3192	2956	csrsll.exe	96

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2908-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2908-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3460-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3460-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2908-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3460-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023cc3-29.dat	upx
behavioral2/memory/3460-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2956-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2956-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3192-45-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3192-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3192-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3192-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3192-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2956-57-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3460-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4796-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3192-61-0x0000000000400000-0x0000000000414000-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	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.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	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe
Token: SeDebugPrivilege	4796	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe
3460	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe
2956	csrsll.exe
4796	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 2908 wrote to memory of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 2908 wrote to memory of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 2908 wrote to memory of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 2908 wrote to memory of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 2908 wrote to memory of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 2908 wrote to memory of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 2908 wrote to memory of 3460	2908	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	86
PID 3460 wrote to memory of 4524	3460	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	87
PID 3460 wrote to memory of 4524	3460	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	87
PID 3460 wrote to memory of 4524	3460	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	87
PID 4524 wrote to memory of 1072	4524	cmd.exe	91
PID 4524 wrote to memory of 1072	4524	cmd.exe	91
PID 4524 wrote to memory of 1072	4524	cmd.exe	91
PID 3460 wrote to memory of 2956	3460	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	92
PID 3460 wrote to memory of 2956	3460	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	92
PID 3460 wrote to memory of 2956	3460	08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe	92
PID 2956 wrote to memory of 4796	2956	csrsll.exe	95
PID 2956 wrote to memory of 4796	2956	csrsll.exe	95
PID 2956 wrote to memory of 4796	2956	csrsll.exe	95
PID 2956 wrote to memory of 4796	2956	csrsll.exe	95
PID 2956 wrote to memory of 4796	2956	csrsll.exe	95
PID 2956 wrote to memory of 4796	2956	csrsll.exe	95
PID 2956 wrote to memory of 4796	2956	csrsll.exe	95
PID 2956 wrote to memory of 4796	2956	csrsll.exe	95
PID 2956 wrote to memory of 3192	2956	csrsll.exe	96
PID 2956 wrote to memory of 3192	2956	csrsll.exe	96
PID 2956 wrote to memory of 3192	2956	csrsll.exe	96
PID 2956 wrote to memory of 3192	2956	csrsll.exe	96
PID 2956 wrote to memory of 3192	2956	csrsll.exe	96
PID 2956 wrote to memory of 3192	2956	csrsll.exe	96
PID 2956 wrote to memory of 3192	2956	csrsll.exe	96
PID 2956 wrote to memory of 3192	2956	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe
"C:\Users\Admin\AppData\Local\Temp\08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Users\Admin\AppData\Local\Temp\08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe
  "C:\Users\Admin\AppData\Local\Temp\08acd7150fc2686b9d8d4edccca9a8cf0bc0a2dce97c9fc135db4ff4416a8444N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3460
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GRPNS.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4524
  - - 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:1072
- - 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:2956
  - - 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:4796
  - - 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:3192

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\GRPNS.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
5b66116a1768cb68df7578997bd976bd

SHA1
10e0a77e1ce6dc6ba8251c42e894065c7f6d47d4

SHA256
08e342a037f3e43c55200d66cf552bb7653fc2353d9baecb7b93c792d973d62a

SHA512
a54cd142c8868cc8b21db43819f8d1c69ba0e1054c5bbcd66948820abaee7cdbd52563dc516d89f300a19d301f1c7ca1dac8b2bccb0b32be3221b1efc818ce0c

Download Submit
memory/2908-3-0x0000000002A20000-0x0000000002A22000-memory.dmp

Filesize
8KB

Download
memory/2908-4-0x0000000002A30000-0x0000000002A32000-memory.dmp

Filesize
8KB

Download
memory/2908-6-0x0000000002A50000-0x0000000002A52000-memory.dmp

Filesize
8KB

Download
memory/2908-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2908-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2908-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2956-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2956-57-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2956-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3192-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3192-45-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3192-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3192-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3192-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3192-61-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3460-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3460-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3460-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3460-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3460-58-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/3460-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4796-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads