modiloader | 101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 19:48

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
Size

90KB
MD5

718f54b861f63d41368742a197fd6d22
SHA1

849cb5eb8086ff09bb71591c2fc9559a18c15dde
SHA256

101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419
SHA512

7a5e31e5d6f97cbde906ae60b487e5a5c257904aa2f14f0d02e4b81b26ad07f3ddd26c900fdb12eb6f3861b3cf8ed41bfcbdbf70999d48426b829dee26d40f3b
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDV:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3H

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/2596-264-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2728	csrsll.exe
2708	csrsll.exe
2596	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.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-1-5-21-1163522206-1469769407-485553996-1000\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 2840 set thread context of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 2728 set thread context of 2708	2728	csrsll.exe	35
PID 2728 set thread context of 2596	2728	csrsll.exe	36

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2840-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2840-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/836-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/836-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2840-101-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/836-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2840-90-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2840-83-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/836-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/836-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/836-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/836-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000d00000001202c-131.dat	upx
behavioral1/memory/836-133-0x00000000024C0000-0x0000000002513000-memory.dmp	upx
behavioral1/memory/2728-150-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/836-154-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2708-242-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2728-237-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2596-252-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2728-254-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/836-257-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2708-261-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2596-264-0x0000000000400000-0x0000000000414000-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	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.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	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe
Token: SeDebugPrivilege	2708	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
2728	csrsll.exe
2708	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 2840 wrote to memory of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 2840 wrote to memory of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 2840 wrote to memory of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 2840 wrote to memory of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 2840 wrote to memory of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 2840 wrote to memory of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 2840 wrote to memory of 836	2840	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	30
PID 836 wrote to memory of 2104	836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	31
PID 836 wrote to memory of 2104	836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	31
PID 836 wrote to memory of 2104	836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	31
PID 836 wrote to memory of 2104	836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	31
PID 2104 wrote to memory of 2616	2104	cmd.exe	33
PID 2104 wrote to memory of 2616	2104	cmd.exe	33
PID 2104 wrote to memory of 2616	2104	cmd.exe	33
PID 2104 wrote to memory of 2616	2104	cmd.exe	33
PID 836 wrote to memory of 2728	836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	34
PID 836 wrote to memory of 2728	836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	34
PID 836 wrote to memory of 2728	836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	34
PID 836 wrote to memory of 2728	836	101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe	34
PID 2728 wrote to memory of 2708	2728	csrsll.exe	35
PID 2728 wrote to memory of 2708	2728	csrsll.exe	35
PID 2728 wrote to memory of 2708	2728	csrsll.exe	35
PID 2728 wrote to memory of 2708	2728	csrsll.exe	35
PID 2728 wrote to memory of 2708	2728	csrsll.exe	35
PID 2728 wrote to memory of 2708	2728	csrsll.exe	35
PID 2728 wrote to memory of 2708	2728	csrsll.exe	35
PID 2728 wrote to memory of 2708	2728	csrsll.exe	35
PID 2728 wrote to memory of 2596	2728	csrsll.exe	36
PID 2728 wrote to memory of 2596	2728	csrsll.exe	36
PID 2728 wrote to memory of 2596	2728	csrsll.exe	36
PID 2728 wrote to memory of 2596	2728	csrsll.exe	36
PID 2728 wrote to memory of 2596	2728	csrsll.exe	36
PID 2728 wrote to memory of 2596	2728	csrsll.exe	36
PID 2728 wrote to memory of 2596	2728	csrsll.exe	36
PID 2728 wrote to memory of 2596	2728	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
"C:\Users\Admin\AppData\Local\Temp\101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2840
- C:\Users\Admin\AppData\Local\Temp\101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
  "C:\Users\Admin\AppData\Local\Temp\101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:836
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\VUGOG.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2104
  - - 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:2616
- - 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:2728
  - - 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:2708
  - - 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:2596

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\VUGOG.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
b8b895c69661096ec072a0b2d6153027

SHA1
9c4c21b34bca860bbbdda1a2dc1ac174b9f91810

SHA256
6fea66a289b21b7408f6f1c795116292b68bc9d9d9180154662a943d1e76d877

SHA512
11b3bae907c8b0c42e1246ef275b8a2fed66c1f645484f9c8ad7097070abd24f1ac83c5fe2786723c2c63292894fc37c7957b29b25fac3cc0ed40894c2ceee3e

Download Submit
memory/836-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-146-0x00000000024C0000-0x0000000002513000-memory.dmp

Filesize
332KB

Download
memory/836-257-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-147-0x00000000024C0000-0x0000000002513000-memory.dmp

Filesize
332KB

Download
memory/836-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-154-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/836-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-148-0x00000000024C0000-0x0000000002513000-memory.dmp

Filesize
332KB

Download
memory/836-133-0x00000000024C0000-0x0000000002513000-memory.dmp

Filesize
332KB

Download
memory/836-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/836-239-0x00000000024C0000-0x0000000002513000-memory.dmp

Filesize
332KB

Download
memory/836-240-0x00000000024C0000-0x0000000002513000-memory.dmp

Filesize
332KB

Download
memory/836-241-0x00000000024C0000-0x0000000002513000-memory.dmp

Filesize
332KB

Download
memory/836-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-252-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2596-264-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2708-261-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2708-242-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2728-237-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2728-157-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2728-178-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2728-167-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2728-254-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2728-150-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2840-90-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2840-153-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2840-41-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2840-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2840-29-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2840-15-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2840-61-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2840-79-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2840-83-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2840-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2840-101-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2840-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2840-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2840-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2840-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads