modiloader | 711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c

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
12-11-2024 09:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
Size

90KB
MD5

e141e62d0421a38a917bc7b55147d167
SHA1

218b42c38c7716a0a061b910db8d72359e7f6af6
SHA256

711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c
SHA512

50730eefb7224c8fd54bf56264aafad1a22134516d4b5e63273a013a09ab549f3e0a9bd242c55d2a61becfcf4ba9c0e61a4969f9c9dfb9bcae8a47b2fdf8c809
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD7:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE31

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/2412-259-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2932	csrsll.exe
1368	csrsll.exe
2412	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.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 2172 set thread context of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2932 set thread context of 1368	2932	csrsll.exe	36
PID 2932 set thread context of 2412	2932	csrsll.exe	37

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2172-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2172-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2172-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2624-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2624-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2172-107-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2624-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2624-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2624-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2624-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-132.dat	upx
behavioral1/memory/2932-149-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2624-152-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2932-212-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2932-252-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2412-248-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2624-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2932-247-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1368-256-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2412-259-0x0000000000400000-0x0000000000414000-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	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe
Token: SeDebugPrivilege	1368	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
2932	csrsll.exe
1368	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2172 wrote to memory of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2172 wrote to memory of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2172 wrote to memory of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2172 wrote to memory of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2172 wrote to memory of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2172 wrote to memory of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2172 wrote to memory of 2624	2172	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	31
PID 2624 wrote to memory of 2908	2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	32
PID 2624 wrote to memory of 2908	2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	32
PID 2624 wrote to memory of 2908	2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	32
PID 2624 wrote to memory of 2908	2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	32
PID 2908 wrote to memory of 2816	2908	cmd.exe	34
PID 2908 wrote to memory of 2816	2908	cmd.exe	34
PID 2908 wrote to memory of 2816	2908	cmd.exe	34
PID 2908 wrote to memory of 2816	2908	cmd.exe	34
PID 2624 wrote to memory of 2932	2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	35
PID 2624 wrote to memory of 2932	2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	35
PID 2624 wrote to memory of 2932	2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	35
PID 2624 wrote to memory of 2932	2624	711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe	35
PID 2932 wrote to memory of 1368	2932	csrsll.exe	36
PID 2932 wrote to memory of 1368	2932	csrsll.exe	36
PID 2932 wrote to memory of 1368	2932	csrsll.exe	36
PID 2932 wrote to memory of 1368	2932	csrsll.exe	36
PID 2932 wrote to memory of 1368	2932	csrsll.exe	36
PID 2932 wrote to memory of 1368	2932	csrsll.exe	36
PID 2932 wrote to memory of 1368	2932	csrsll.exe	36
PID 2932 wrote to memory of 1368	2932	csrsll.exe	36
PID 2932 wrote to memory of 2412	2932	csrsll.exe	37
PID 2932 wrote to memory of 2412	2932	csrsll.exe	37
PID 2932 wrote to memory of 2412	2932	csrsll.exe	37
PID 2932 wrote to memory of 2412	2932	csrsll.exe	37
PID 2932 wrote to memory of 2412	2932	csrsll.exe	37
PID 2932 wrote to memory of 2412	2932	csrsll.exe	37
PID 2932 wrote to memory of 2412	2932	csrsll.exe	37
PID 2932 wrote to memory of 2412	2932	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
"C:\Users\Admin\AppData\Local\Temp\711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Users\Admin\AppData\Local\Temp\711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe
  "C:\Users\Admin\AppData\Local\Temp\711c824172649139a5b73b0638b6e93b283f09fb6f585bb3a30a58241a2df54c.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2624
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\DYVUY.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2908
  - - 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:2816
- - 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:2932
  - - 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:1368
  - - 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:2412

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\DYVUY.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
99e3bf5d6d86433a0f97dfa1faf9256e

SHA1
a7475c0f7123e1a3427395627df94cb99d0cbf77

SHA256
6858ad2d7ed35b997f2a7aaed2c35290bcd81d83e03a25256f87f64f5389b18f

SHA512
dfa50daa195c7c1be78ba1903e713032d5925ee9318e6dd5a28500210fb11964f5492178e9e184e0a867f46d900e192c72a037429b13b3400e9a575ad9bf81f4

Download Submit
memory/1368-256-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2172-15-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2172-71-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2172-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2172-41-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2172-29-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2172-79-0x0000000000320000-0x0000000000322000-memory.dmp

Filesize
8KB

Download
memory/2172-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2172-61-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2172-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2172-17-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2172-107-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2172-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2172-101-0x00000000025D0000-0x0000000002623000-memory.dmp

Filesize
332KB

Download
memory/2172-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2412-248-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2412-259-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2624-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2624-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2624-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2624-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2624-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2624-146-0x00000000034C0000-0x0000000003513000-memory.dmp

Filesize
332KB

Download
memory/2624-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2624-148-0x00000000034C0000-0x0000000003513000-memory.dmp

Filesize
332KB

Download
memory/2624-152-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2624-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2624-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2624-240-0x00000000034C0000-0x0000000003513000-memory.dmp

Filesize
332KB

Download
memory/2624-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2932-155-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2932-252-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2932-165-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2932-247-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2932-176-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2932-212-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2932-149-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads