modiloader | 62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90e

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 22:24

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General

Target

62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
Size

90KB
MD5

91c3c34c15a69d3f3b515a94e4079a50
SHA1

cfdd76fe58fb19a640d2c1ebf2f2b8701be59891
SHA256

62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90e
SHA512

848176abdebd2be4cec1b11d44bf79fad01727d588a4a1c3219ebb73587f57f021d6a7a432066d8658e95948c1bcd62fd72ef49b9710e7d68e404bcd87b26934
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 1 IoCs

resource	yara_rule
behavioral1/memory/2240-258-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2760	csrsll.exe
2496	csrsll.exe
2240	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.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-1-5-21-3290804112-2823094203-3137964600-1000\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 1404 set thread context of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 2760 set thread context of 2496	2760	csrsll.exe	36
PID 2760 set thread context of 2240	2760	csrsll.exe	37

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1404-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1404-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1404-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1404-90-0x0000000002700000-0x0000000002753000-memory.dmp	upx
behavioral1/memory/2568-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2568-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2568-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2568-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2568-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2568-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1404-106-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-148.dat	upx
behavioral1/memory/2568-146-0x0000000003490000-0x00000000034E3000-memory.dmp	upx
behavioral1/memory/2568-145-0x0000000003490000-0x00000000034E3000-memory.dmp	upx
behavioral1/memory/2568-151-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2760-210-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2240-246-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2760-248-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2568-254-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2496-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2240-258-0x0000000000400000-0x0000000000414000-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	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.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	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
2760	csrsll.exe
2496	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 1404 wrote to memory of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 1404 wrote to memory of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 1404 wrote to memory of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 1404 wrote to memory of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 1404 wrote to memory of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 1404 wrote to memory of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 1404 wrote to memory of 2568	1404	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	31
PID 2568 wrote to memory of 2812	2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	32
PID 2568 wrote to memory of 2812	2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	32
PID 2568 wrote to memory of 2812	2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	32
PID 2568 wrote to memory of 2812	2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	32
PID 2812 wrote to memory of 1616	2812	cmd.exe	34
PID 2812 wrote to memory of 1616	2812	cmd.exe	34
PID 2812 wrote to memory of 1616	2812	cmd.exe	34
PID 2812 wrote to memory of 1616	2812	cmd.exe	34
PID 2568 wrote to memory of 2760	2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	35
PID 2568 wrote to memory of 2760	2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	35
PID 2568 wrote to memory of 2760	2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	35
PID 2568 wrote to memory of 2760	2568	62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe	35
PID 2760 wrote to memory of 2496	2760	csrsll.exe	36
PID 2760 wrote to memory of 2496	2760	csrsll.exe	36
PID 2760 wrote to memory of 2496	2760	csrsll.exe	36
PID 2760 wrote to memory of 2496	2760	csrsll.exe	36
PID 2760 wrote to memory of 2496	2760	csrsll.exe	36
PID 2760 wrote to memory of 2496	2760	csrsll.exe	36
PID 2760 wrote to memory of 2496	2760	csrsll.exe	36
PID 2760 wrote to memory of 2496	2760	csrsll.exe	36
PID 2760 wrote to memory of 2240	2760	csrsll.exe	37
PID 2760 wrote to memory of 2240	2760	csrsll.exe	37
PID 2760 wrote to memory of 2240	2760	csrsll.exe	37
PID 2760 wrote to memory of 2240	2760	csrsll.exe	37
PID 2760 wrote to memory of 2240	2760	csrsll.exe	37
PID 2760 wrote to memory of 2240	2760	csrsll.exe	37
PID 2760 wrote to memory of 2240	2760	csrsll.exe	37
PID 2760 wrote to memory of 2240	2760	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
"C:\Users\Admin\AppData\Local\Temp\62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Users\Admin\AppData\Local\Temp\62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe
  "C:\Users\Admin\AppData\Local\Temp\62d12fab718a616e1d0bb199731cc7d6cce979aa41f0d68ee779fbd1be68a90eN.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2568
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\LGKYH.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2812
  - - 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:1616
- - 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:2760
  - - 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:2496
  - - 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:2240

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\LGKYH.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
8d419449c4759e4c627d699c49566bd3

SHA1
64736f117bd67ac1e173e487249e18acabab1741

SHA256
17dad0505716b9d0584207d6b434baeac928cf6f1bccd5972a5e9037d751a142

SHA512
e780a4cac7860606a02b9f18a5c7e667088d38c2ca40fbd018bc0abef26b312204954b22b476223b781b6ed21d4c3559f461562d0a84f7b80f31e8f74c90b44d

Download Submit
memory/1404-61-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/1404-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/1404-18-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/1404-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1404-41-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/1404-29-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/1404-106-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1404-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1404-79-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/1404-15-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1404-90-0x0000000002700000-0x0000000002753000-memory.dmp

Filesize
332KB

Download
memory/1404-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1404-5-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1404-3-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2240-246-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2240-258-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2496-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-145-0x0000000003490000-0x00000000034E3000-memory.dmp

Filesize
332KB

Download
memory/2568-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2568-147-0x0000000003490000-0x00000000034E3000-memory.dmp

Filesize
332KB

Download
memory/2568-146-0x0000000003490000-0x00000000034E3000-memory.dmp

Filesize
332KB

Download
memory/2568-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-151-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-209-0x0000000003490000-0x00000000034E3000-memory.dmp

Filesize
332KB

Download
memory/2568-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-254-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2760-154-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2760-248-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2760-164-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2760-175-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2760-210-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads