modiloader | dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97

Analysis

max time kernel
120s
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
21/12/2024, 23:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe
Size

90KB
MD5

601bc06247d479ad3794dd1fa8062cd0
SHA1

607e87f0453df4118bd245170f8334b8c6babbdc
SHA256

dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97
SHA512

88bac467ba217660feb5a25a08980ded223e558482849f10390a6f51e5f5d1e0039d96ef121cfa396d8f2122ee4a4677d44eae7daf5fcff2f57e9713a39890f0
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDc:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3S

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/3260-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3260-60-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3260-59-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3260-65-0x0000000000400000-0x0000000000414000-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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe

Executes dropped EXE 3 IoCs

pid	Process
1148	csrsll.exe
2720	csrsll.exe
3260	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-1-5-21-3756129449-3121373848-4276368241-1000\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 3052 set thread context of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 1148 set thread context of 2720	1148	csrsll.exe	95
PID 1148 set thread context of 3260	1148	csrsll.exe	96

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3052-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3052-6-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4528-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4528-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3052-14-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4528-15-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023cb9-31.dat	upx
behavioral2/memory/4528-41-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1148-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1148-43-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3260-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1148-53-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3260-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3260-60-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4528-63-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3260-59-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3260-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2720-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3260-65-0x0000000000400000-0x0000000000414000-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	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.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	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe
Token: SeDebugPrivilege	2720	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe
4528	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe
1148	csrsll.exe
2720	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 3052 wrote to memory of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 3052 wrote to memory of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 3052 wrote to memory of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 3052 wrote to memory of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 3052 wrote to memory of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 3052 wrote to memory of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 3052 wrote to memory of 4528	3052	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	84
PID 4528 wrote to memory of 1340	4528	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	85
PID 4528 wrote to memory of 1340	4528	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	85
PID 4528 wrote to memory of 1340	4528	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	85
PID 1340 wrote to memory of 2064	1340	cmd.exe	88
PID 1340 wrote to memory of 2064	1340	cmd.exe	88
PID 1340 wrote to memory of 2064	1340	cmd.exe	88
PID 4528 wrote to memory of 1148	4528	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	89
PID 4528 wrote to memory of 1148	4528	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	89
PID 4528 wrote to memory of 1148	4528	dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe	89
PID 1148 wrote to memory of 2720	1148	csrsll.exe	95
PID 1148 wrote to memory of 2720	1148	csrsll.exe	95
PID 1148 wrote to memory of 2720	1148	csrsll.exe	95
PID 1148 wrote to memory of 2720	1148	csrsll.exe	95
PID 1148 wrote to memory of 2720	1148	csrsll.exe	95
PID 1148 wrote to memory of 2720	1148	csrsll.exe	95
PID 1148 wrote to memory of 2720	1148	csrsll.exe	95
PID 1148 wrote to memory of 2720	1148	csrsll.exe	95
PID 1148 wrote to memory of 3260	1148	csrsll.exe	96
PID 1148 wrote to memory of 3260	1148	csrsll.exe	96
PID 1148 wrote to memory of 3260	1148	csrsll.exe	96
PID 1148 wrote to memory of 3260	1148	csrsll.exe	96
PID 1148 wrote to memory of 3260	1148	csrsll.exe	96
PID 1148 wrote to memory of 3260	1148	csrsll.exe	96
PID 1148 wrote to memory of 3260	1148	csrsll.exe	96
PID 1148 wrote to memory of 3260	1148	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe
"C:\Users\Admin\AppData\Local\Temp\dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Users\Admin\AppData\Local\Temp\dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe
  "C:\Users\Admin\AppData\Local\Temp\dfe6eee34fb99adf879dd4a944f1a815bae23f0b00083bfa5ab0c59ff3472e97N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4528
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\KLIQC.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1340
  - - 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:2064
- - 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:1148
  - - 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:2720
  - - 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:3260

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\KLIQC.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
1b015914bac3246f3aab9fbd60d9ef6d

SHA1
c534dd3658ab005ad43bf4d307ded9f596270836

SHA256
07f0207ad0c3ab3f223ee014cea68890f2e31fc59d3ec4e062ac0310157b63c5

SHA512
0c626380a1ee34868d09f9e290be97eec7e8fac1f674d4cf50d93509c1bc79b5ff199e37c15d0ee4f8fdc01ed42b8d48c64a275f059a5a4e3c2b04d9f86fdca6

Download Submit
memory/1148-53-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1148-43-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1148-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2720-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3052-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3052-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3052-6-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3052-7-0x0000000002B90000-0x0000000002B92000-memory.dmp

Filesize
8KB

Download
memory/3052-5-0x0000000002B80000-0x0000000002B82000-memory.dmp

Filesize
8KB

Download
memory/3052-4-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/3052-3-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download
memory/3260-65-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3260-59-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3260-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3260-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3260-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3260-60-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4528-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4528-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4528-61-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/4528-41-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4528-15-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4528-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads