modiloader | 2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-11-2024 20:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe
Size

90KB
MD5

dc0a88fa650a1a49d3f7218b2371d9d7
SHA1

932d13ffc72fcd747a9787762745a10b1fb3c9e5
SHA256

2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673
SHA512

7b4a07f088e7c8960990baab64114c4ef55dca40b865d7f2f021d394ae76c81bfa8e82cb9459834bbe7250b4fb74ec4db9a3fe8cfe571746d9447af9aa53dbfc
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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/3468-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3468-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3468-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3468-63-0x0000000000400000-0x0000000000414000-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe

Executes dropped EXE 3 IoCs

pid	Process
4000	csrsll.exe
2880	csrsll.exe
3468	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-1-5-21-2878641211-696417878-3864914810-1000\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 3456 set thread context of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 4000 set thread context of 2880	4000	csrsll.exe	104
PID 4000 set thread context of 3468	4000	csrsll.exe	105

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3456-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3456-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2336-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2336-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3456-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2336-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023c56-29.dat	upx
behavioral2/memory/4000-36-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2336-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4000-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4000-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3468-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3468-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3468-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3468-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3468-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4000-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2336-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2880-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3468-63-0x0000000000400000-0x0000000000414000-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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe
Token: SeDebugPrivilege	2880	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe
2336	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe
4000	csrsll.exe
2880	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3456 wrote to memory of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 3456 wrote to memory of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 3456 wrote to memory of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 3456 wrote to memory of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 3456 wrote to memory of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 3456 wrote to memory of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 3456 wrote to memory of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 3456 wrote to memory of 2336	3456	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	94
PID 2336 wrote to memory of 2796	2336	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	95
PID 2336 wrote to memory of 2796	2336	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	95
PID 2336 wrote to memory of 2796	2336	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	95
PID 2796 wrote to memory of 2324	2796	cmd.exe	99
PID 2796 wrote to memory of 2324	2796	cmd.exe	99
PID 2796 wrote to memory of 2324	2796	cmd.exe	99
PID 2336 wrote to memory of 4000	2336	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	101
PID 2336 wrote to memory of 4000	2336	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	101
PID 2336 wrote to memory of 4000	2336	2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe	101
PID 4000 wrote to memory of 2880	4000	csrsll.exe	104
PID 4000 wrote to memory of 2880	4000	csrsll.exe	104
PID 4000 wrote to memory of 2880	4000	csrsll.exe	104
PID 4000 wrote to memory of 2880	4000	csrsll.exe	104
PID 4000 wrote to memory of 2880	4000	csrsll.exe	104
PID 4000 wrote to memory of 2880	4000	csrsll.exe	104
PID 4000 wrote to memory of 2880	4000	csrsll.exe	104
PID 4000 wrote to memory of 2880	4000	csrsll.exe	104
PID 4000 wrote to memory of 3468	4000	csrsll.exe	105
PID 4000 wrote to memory of 3468	4000	csrsll.exe	105
PID 4000 wrote to memory of 3468	4000	csrsll.exe	105
PID 4000 wrote to memory of 3468	4000	csrsll.exe	105
PID 4000 wrote to memory of 3468	4000	csrsll.exe	105
PID 4000 wrote to memory of 3468	4000	csrsll.exe	105
PID 4000 wrote to memory of 3468	4000	csrsll.exe	105
PID 4000 wrote to memory of 3468	4000	csrsll.exe	105

C:\Users\Admin\AppData\Local\Temp\2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe
"C:\Users\Admin\AppData\Local\Temp\2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Users\Admin\AppData\Local\Temp\2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe
  "C:\Users\Admin\AppData\Local\Temp\2f11227a1a64683eb717b9726bdbd49a964a557ca20d1d6476098cb0643ef673.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\JKHQC.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - 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:2324
- - 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:4000
  - - 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:2880
  - - 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:3468

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

Loading Replay Monitor...

Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
97417c818c97163c3e7099127668f57d

SHA1
90c375e314a4746533ed0a3e8b6c878a53d681a1

SHA256
a541c117e45f1bb0eeacd19c2ab4dd7d713d86f8d9c6fa5f9afd7a1c5374210f

SHA512
2a3e3a7008dd0ba0ea5076b6800d91154cf2ffed332b36f48e2fecf53fdb95f5b4e8a3f4d97885e3b1a57ff558223624223dbc49b2c9a4d783aeab9958bb192f

Download Submit
memory/2336-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2336-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2336-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2336-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2336-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2880-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3456-6-0x0000000002B90000-0x0000000002B92000-memory.dmp

Filesize
8KB

Download
memory/3456-3-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download
memory/3456-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3456-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3456-4-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/3456-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3468-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3468-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3468-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3468-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3468-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3468-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4000-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4000-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4000-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4000-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads