modiloader | 9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 03:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
Size

90KB
MD5

6d0715d9d7521646be7eacfff0d377da
SHA1

2d9fde068755b704d6687eb9fe3d0b157fabda87
SHA256

9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39
SHA512

7998e4bf2e22b5512483fb28ae91b526e21b301ae507aedd3c4804b9e83a5c9623b01a354176ed98e9ddf2b56aede9061cbae4253df8e9df2954d9ccce2d6f39
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDk:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3q

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/1756-257-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1216	csrsll.exe
1536	csrsll.exe
1756	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.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-1-5-21-3551809350-4263495960-1443967649-1000\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 784 set thread context of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 1216 set thread context of 1536	1216	csrsll.exe	36
PID 1216 set thread context of 1756	1216	csrsll.exe	37

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/784-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/784-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/784-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2820-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2820-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2820-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2820-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2820-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/784-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2820-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-132.dat	upx
behavioral1/memory/1216-148-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2820-151-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1216-209-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1756-243-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1216-245-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2820-253-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1536-254-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1756-257-0x0000000000400000-0x0000000000414000-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	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
1216	csrsll.exe
1536	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 784 wrote to memory of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 784 wrote to memory of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 784 wrote to memory of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 784 wrote to memory of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 784 wrote to memory of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 784 wrote to memory of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 784 wrote to memory of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 784 wrote to memory of 2820	784	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	31
PID 2820 wrote to memory of 2876	2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	32
PID 2820 wrote to memory of 2876	2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	32
PID 2820 wrote to memory of 2876	2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	32
PID 2820 wrote to memory of 2876	2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	32
PID 2876 wrote to memory of 1964	2876	cmd.exe	34
PID 2876 wrote to memory of 1964	2876	cmd.exe	34
PID 2876 wrote to memory of 1964	2876	cmd.exe	34
PID 2876 wrote to memory of 1964	2876	cmd.exe	34
PID 2820 wrote to memory of 1216	2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	35
PID 2820 wrote to memory of 1216	2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	35
PID 2820 wrote to memory of 1216	2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	35
PID 2820 wrote to memory of 1216	2820	9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe	35
PID 1216 wrote to memory of 1536	1216	csrsll.exe	36
PID 1216 wrote to memory of 1536	1216	csrsll.exe	36
PID 1216 wrote to memory of 1536	1216	csrsll.exe	36
PID 1216 wrote to memory of 1536	1216	csrsll.exe	36
PID 1216 wrote to memory of 1536	1216	csrsll.exe	36
PID 1216 wrote to memory of 1536	1216	csrsll.exe	36
PID 1216 wrote to memory of 1536	1216	csrsll.exe	36
PID 1216 wrote to memory of 1536	1216	csrsll.exe	36
PID 1216 wrote to memory of 1756	1216	csrsll.exe	37
PID 1216 wrote to memory of 1756	1216	csrsll.exe	37
PID 1216 wrote to memory of 1756	1216	csrsll.exe	37
PID 1216 wrote to memory of 1756	1216	csrsll.exe	37
PID 1216 wrote to memory of 1756	1216	csrsll.exe	37
PID 1216 wrote to memory of 1756	1216	csrsll.exe	37
PID 1216 wrote to memory of 1756	1216	csrsll.exe	37
PID 1216 wrote to memory of 1756	1216	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
"C:\Users\Admin\AppData\Local\Temp\9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:784
- C:\Users\Admin\AppData\Local\Temp\9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe
  "C:\Users\Admin\AppData\Local\Temp\9df5aa44491489d1e47f15746089e6431442af9255bcebe3cb40f8bd7548ae39.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\FPNMQ.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2876
  - - 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:1964
- - 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:1216
  - - 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:1536
  - - 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:1756

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

Loading Replay Monitor...

Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
375efda4046a66b889580153d1a85c28

SHA1
c218954a40db064c64d844ac0a8e62aeda275dc1

SHA256
0b7bb16bf054274b6dd7ddfe4d1b70481f907c1b361315837a8d542e7a50b44d

SHA512
9033583222b13ed53dabde11eca222e84f57fae100944d7ffcb666b903d4b690950fdba82f43d93ec71758f1c28e1be1bc2628a1385311bc18a9ac49e0e08106

Download Submit
memory/784-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/784-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/784-15-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/784-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/784-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/784-41-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/784-29-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/784-18-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/784-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/784-3-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/784-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/784-5-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/784-79-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/784-90-0x0000000001DF0000-0x0000000001E43000-memory.dmp

Filesize
332KB

Download
memory/1216-154-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1216-209-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1216-245-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1216-164-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/1216-175-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/1216-148-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1536-254-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1756-257-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1756-243-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2820-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2820-151-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2820-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2820-146-0x00000000025D0000-0x0000000002623000-memory.dmp

Filesize
332KB

Download
memory/2820-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2820-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2820-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2820-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2820-253-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2820-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2820-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads