modiloader | 083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 19:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
Size

90KB
MD5

3b5c8984ac874ed7d5e654e530ecf03c
SHA1

9fda4b088e0e59999d6c153f6a868320743b3ed1
SHA256

083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d
SHA512

8002ed6451c0242deb8917a6a4f1e238abb11f1580180df3aeb86d85109d786d82c01b7788a8a557f104d15a2ac0b2f26b0e4b53cda1fa535196bd2548acb000
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDk:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3O

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/2300-264-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2748	csrsll.exe
852	csrsll.exe
2300	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.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 2232 set thread context of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2748 set thread context of 852	2748	csrsll.exe	36
PID 2748 set thread context of 2300	2748	csrsll.exe	37

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2232-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2232-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2232-92-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2232-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2856-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2232-110-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2856-108-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2856-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2232-103-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2856-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2856-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2856-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2232-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2232-79-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x000a0000000164b1-135.dat	upx
behavioral1/memory/2856-156-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2748-225-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2856-254-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2300-251-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2748-249-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/852-261-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2300-264-0x0000000000400000-0x0000000000414000-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	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.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	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe
Token: SeDebugPrivilege	852	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
2748	csrsll.exe
852	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2232 wrote to memory of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2232 wrote to memory of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2232 wrote to memory of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2232 wrote to memory of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2232 wrote to memory of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2232 wrote to memory of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2232 wrote to memory of 2856	2232	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	31
PID 2856 wrote to memory of 2044	2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	32
PID 2856 wrote to memory of 2044	2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	32
PID 2856 wrote to memory of 2044	2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	32
PID 2856 wrote to memory of 2044	2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	32
PID 2044 wrote to memory of 1524	2044	cmd.exe	34
PID 2044 wrote to memory of 1524	2044	cmd.exe	34
PID 2044 wrote to memory of 1524	2044	cmd.exe	34
PID 2044 wrote to memory of 1524	2044	cmd.exe	34
PID 2856 wrote to memory of 2748	2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	35
PID 2856 wrote to memory of 2748	2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	35
PID 2856 wrote to memory of 2748	2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	35
PID 2856 wrote to memory of 2748	2856	083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe	35
PID 2748 wrote to memory of 852	2748	csrsll.exe	36
PID 2748 wrote to memory of 852	2748	csrsll.exe	36
PID 2748 wrote to memory of 852	2748	csrsll.exe	36
PID 2748 wrote to memory of 852	2748	csrsll.exe	36
PID 2748 wrote to memory of 852	2748	csrsll.exe	36
PID 2748 wrote to memory of 852	2748	csrsll.exe	36
PID 2748 wrote to memory of 852	2748	csrsll.exe	36
PID 2748 wrote to memory of 852	2748	csrsll.exe	36
PID 2748 wrote to memory of 2300	2748	csrsll.exe	37
PID 2748 wrote to memory of 2300	2748	csrsll.exe	37
PID 2748 wrote to memory of 2300	2748	csrsll.exe	37
PID 2748 wrote to memory of 2300	2748	csrsll.exe	37
PID 2748 wrote to memory of 2300	2748	csrsll.exe	37
PID 2748 wrote to memory of 2300	2748	csrsll.exe	37
PID 2748 wrote to memory of 2300	2748	csrsll.exe	37
PID 2748 wrote to memory of 2300	2748	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
"C:\Users\Admin\AppData\Local\Temp\083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Users\Admin\AppData\Local\Temp\083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe
  "C:\Users\Admin\AppData\Local\Temp\083418064045745d565b15e515d27d480f4802d92d49ab661b9574d536caa73d.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\SQOSG.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2044
  - - 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:1524
- - 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:2748
  - - 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:852
  - - 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:2300

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\SQOSG.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
76b47d5c37b613bab0be39ed9101f49e

SHA1
59b0629cd7a951408a260300e74e50dd8cceb567

SHA256
4aed3e2bbc17cf57e321610cda71dc2a4cd622682e0e45ab3f72b07b306047bd

SHA512
0f4c3b4817cda52df00a7e5c549443eef7d1dd832f328c35566b6778624649d519133b63c8b65b229eb6aea002a9d7dddbfd68072dd9f84660258c158b2f5439

Download Submit
memory/852-261-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2232-110-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2232-107-0x0000000002610000-0x0000000002663000-memory.dmp

Filesize
332KB

Download
memory/2232-29-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/2232-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2232-92-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2232-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2232-79-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2232-71-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2232-16-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2232-15-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2232-80-0x0000000000480000-0x0000000000482000-memory.dmp

Filesize
8KB

Download
memory/2232-103-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2232-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2232-3-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2232-5-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2232-41-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2232-61-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2232-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2300-251-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2300-264-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2748-180-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/2748-225-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2748-159-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2748-249-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2748-169-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2856-223-0x00000000026E0000-0x0000000002733000-memory.dmp

Filesize
332KB

Download
memory/2856-149-0x00000000026E0000-0x0000000002733000-memory.dmp

Filesize
332KB

Download
memory/2856-151-0x00000000026E0000-0x0000000002733000-memory.dmp

Filesize
332KB

Download
memory/2856-150-0x00000000026E0000-0x0000000002733000-memory.dmp

Filesize
332KB

Download
memory/2856-156-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-152-0x00000000026E0000-0x0000000002733000-memory.dmp

Filesize
332KB

Download
memory/2856-224-0x00000000026E0000-0x0000000002733000-memory.dmp

Filesize
332KB

Download
memory/2856-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-254-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-108-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2856-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads