modiloader | cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
22-09-2024 21:40

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General

Target

cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
Size

90KB
MD5

7e71b675aea4530b1c0f8766aa091900
SHA1

7542182e838f7e67f26070bd853958555baa5f71
SHA256

cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478
SHA512

4c6156d3981bd96356a2c2701ad67a57be6d453336e49c5f950651ab52dfa98b0daa15995f8cf732fc167d698b9764c2aa7253fa1027be120bfc283bd6e15f30
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 Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/2168-262-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2968	csrsll.exe
1936	csrsll.exe
2168	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2076-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2076-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2912-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2076-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2912-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2912-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2076-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2912-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2912-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2912-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-150.dat	upx
behavioral1/memory/2968-151-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2912-146-0x0000000003470000-0x00000000034C3000-memory.dmp	upx
behavioral1/memory/2912-154-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2968-219-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2912-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2968-250-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2168-248-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1936-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2168-262-0x0000000000400000-0x0000000000414000-memory.dmp	upx

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-1-5-21-3434294380-2554721341-1919518612-1000\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 2076 set thread context of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2968 set thread context of 1936	2968	csrsll.exe	36
PID 2968 set thread context of 2168	2968	csrsll.exe	37

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	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.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	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe
Token: SeDebugPrivilege	1936	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
2968	csrsll.exe
1936	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2076 wrote to memory of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2076 wrote to memory of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2076 wrote to memory of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2076 wrote to memory of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2076 wrote to memory of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2076 wrote to memory of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2076 wrote to memory of 2912	2076	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	31
PID 2912 wrote to memory of 2024	2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	32
PID 2912 wrote to memory of 2024	2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	32
PID 2912 wrote to memory of 2024	2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	32
PID 2912 wrote to memory of 2024	2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	32
PID 2024 wrote to memory of 2864	2024	cmd.exe	34
PID 2024 wrote to memory of 2864	2024	cmd.exe	34
PID 2024 wrote to memory of 2864	2024	cmd.exe	34
PID 2024 wrote to memory of 2864	2024	cmd.exe	34
PID 2912 wrote to memory of 2968	2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	35
PID 2912 wrote to memory of 2968	2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	35
PID 2912 wrote to memory of 2968	2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	35
PID 2912 wrote to memory of 2968	2912	cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe	35
PID 2968 wrote to memory of 1936	2968	csrsll.exe	36
PID 2968 wrote to memory of 1936	2968	csrsll.exe	36
PID 2968 wrote to memory of 1936	2968	csrsll.exe	36
PID 2968 wrote to memory of 1936	2968	csrsll.exe	36
PID 2968 wrote to memory of 1936	2968	csrsll.exe	36
PID 2968 wrote to memory of 1936	2968	csrsll.exe	36
PID 2968 wrote to memory of 1936	2968	csrsll.exe	36
PID 2968 wrote to memory of 1936	2968	csrsll.exe	36
PID 2968 wrote to memory of 2168	2968	csrsll.exe	37
PID 2968 wrote to memory of 2168	2968	csrsll.exe	37
PID 2968 wrote to memory of 2168	2968	csrsll.exe	37
PID 2968 wrote to memory of 2168	2968	csrsll.exe	37
PID 2968 wrote to memory of 2168	2968	csrsll.exe	37
PID 2968 wrote to memory of 2168	2968	csrsll.exe	37
PID 2968 wrote to memory of 2168	2968	csrsll.exe	37
PID 2968 wrote to memory of 2168	2968	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
"C:\Users\Admin\AppData\Local\Temp\cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Users\Admin\AppData\Local\Temp\cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe
  "C:\Users\Admin\AppData\Local\Temp\cad69285b8ee88b9067593a33110a818b5d9a67a5f49f4a3bd18c55fb59c0478N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\FUTHI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2024
  - - 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:2864
- - 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:2968
  - - 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:1936
  - - 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:2168

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

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
fce5c16d21f2739e0fbf5214e0800072

SHA1
1156fff27ff367bfe9cc38d190aa3ed4c32a0162

SHA256
3ccdeec6230b599dbc4f4a7e3320fbe6f0822a75fbf5bf5c5e891973d8acb4ce

SHA512
adf68c5f89c7f720afe4e680a593ec08956fbe152d6df154bb200dcfd184f7ecdb885ef695b953ee4101e2999b7f8b2fd591c0edac813a66faefd02c76d959d4

Download Submit
memory/1936-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2076-41-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2076-15-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2076-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2076-29-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/2076-61-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2076-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2076-71-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/2076-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2076-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2076-79-0x00000000004F0000-0x00000000004F2000-memory.dmp

Filesize
8KB

Download
memory/2076-17-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2076-99-0x0000000002710000-0x0000000002763000-memory.dmp

Filesize
332KB

Download
memory/2076-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2076-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2168-248-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2168-262-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2912-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-241-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2912-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2912-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-149-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2912-148-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2912-147-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2912-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-146-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2912-154-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2912-243-0x0000000003470000-0x00000000034C3000-memory.dmp

Filesize
332KB

Download
memory/2968-219-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2968-178-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2968-250-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2968-167-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2968-157-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2968-151-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads