modiloader | e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238

Analysis

max time kernel
118s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-01-2025 02:44

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General

Target

e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
Size

90KB
MD5

4fe86dfc1b1969381f553de491bc623a
SHA1

1e9f8cf3cb9e71c19edcfeecfbd31bdd9b24a74b
SHA256

e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238
SHA512

4f71aa472ce8ca4665803e8f60166973fcee606c01b01398e3f0ae1f8cbfd0ecc08055e0cbea6d6ca9619031cbb1544af8a9ad541ea86b5945919a17b11ae6c4
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDX:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE35

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 1 IoCs

resource	yara_rule
behavioral1/memory/2212-259-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2856	csrsll.exe
444	csrsll.exe
2212	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.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-1-5-21-312935884-697965778-3955649944-1000\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 2824 set thread context of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 2856 set thread context of 444	2856	csrsll.exe	35
PID 2856 set thread context of 2212	2856	csrsll.exe	36

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2824-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2824-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2824-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2824-96-0x0000000002630000-0x0000000002683000-memory.dmp	upx
behavioral1/memory/1432-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1432-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1432-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1432-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1432-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1432-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2824-102-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x0009000000012102-131.dat	upx
behavioral1/memory/1432-145-0x0000000003290000-0x00000000032E3000-memory.dmp	upx
behavioral1/memory/1432-152-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2856-220-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2212-246-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2856-249-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1432-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/444-256-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2212-259-0x0000000000400000-0x0000000000414000-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	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe
Token: SeDebugPrivilege	444	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
2856	csrsll.exe
444	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 2824 wrote to memory of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 2824 wrote to memory of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 2824 wrote to memory of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 2824 wrote to memory of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 2824 wrote to memory of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 2824 wrote to memory of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 2824 wrote to memory of 1432	2824	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	30
PID 1432 wrote to memory of 1980	1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	31
PID 1432 wrote to memory of 1980	1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	31
PID 1432 wrote to memory of 1980	1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	31
PID 1432 wrote to memory of 1980	1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	31
PID 1980 wrote to memory of 1884	1980	cmd.exe	33
PID 1980 wrote to memory of 1884	1980	cmd.exe	33
PID 1980 wrote to memory of 1884	1980	cmd.exe	33
PID 1980 wrote to memory of 1884	1980	cmd.exe	33
PID 1432 wrote to memory of 2856	1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	34
PID 1432 wrote to memory of 2856	1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	34
PID 1432 wrote to memory of 2856	1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	34
PID 1432 wrote to memory of 2856	1432	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	34
PID 2856 wrote to memory of 444	2856	csrsll.exe	35
PID 2856 wrote to memory of 444	2856	csrsll.exe	35
PID 2856 wrote to memory of 444	2856	csrsll.exe	35
PID 2856 wrote to memory of 444	2856	csrsll.exe	35
PID 2856 wrote to memory of 444	2856	csrsll.exe	35
PID 2856 wrote to memory of 444	2856	csrsll.exe	35
PID 2856 wrote to memory of 444	2856	csrsll.exe	35
PID 2856 wrote to memory of 444	2856	csrsll.exe	35
PID 2856 wrote to memory of 2212	2856	csrsll.exe	36
PID 2856 wrote to memory of 2212	2856	csrsll.exe	36
PID 2856 wrote to memory of 2212	2856	csrsll.exe	36
PID 2856 wrote to memory of 2212	2856	csrsll.exe	36
PID 2856 wrote to memory of 2212	2856	csrsll.exe	36
PID 2856 wrote to memory of 2212	2856	csrsll.exe	36
PID 2856 wrote to memory of 2212	2856	csrsll.exe	36
PID 2856 wrote to memory of 2212	2856	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
"C:\Users\Admin\AppData\Local\Temp\e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Users\Admin\AppData\Local\Temp\e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
  "C:\Users\Admin\AppData\Local\Temp\e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1432
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\ALSWI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1980
  - - 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:1884
- - 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:2856
  - - 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:444
  - - 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:2212

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

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\ALSWI.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
515d785afa7b74d6042f7fec21398855

SHA1
42cfc295637e66b14199c08afc53c04484c0d79b

SHA256
5ee98ff1334275c365117cc91d5450bd19bd2d71c0579a097a697c561f1e306a

SHA512
a2cecf5b54fef1223a508406be78ba185b539e8265c098b8a3680b44a01286b679831fa3614fb78d40209230f0b2b29cffa9a99f109c9f798a81b59e5da5f3fc

Download Submit
memory/444-256-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-145-0x0000000003290000-0x00000000032E3000-memory.dmp

Filesize
332KB

Download
memory/1432-152-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-239-0x0000000003290000-0x00000000032E3000-memory.dmp

Filesize
332KB

Download
memory/1432-147-0x0000000003290000-0x00000000032E3000-memory.dmp

Filesize
332KB

Download
memory/1432-148-0x0000000003290000-0x00000000032E3000-memory.dmp

Filesize
332KB

Download
memory/1432-146-0x0000000003290000-0x00000000032E3000-memory.dmp

Filesize
332KB

Download
memory/1432-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1432-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2212-259-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2212-246-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2824-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2824-29-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2824-17-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2824-3-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2824-96-0x0000000002630000-0x0000000002683000-memory.dmp

Filesize
332KB

Download
memory/2824-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2824-79-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/2824-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2824-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2824-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2824-5-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2824-41-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2824-102-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2824-15-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2856-165-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2856-249-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2856-220-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2856-176-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2856-155-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads