modiloader | f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b

Analysis

max time kernel
149s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/12/2024, 04:50

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General

Target

f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
Size

90KB
MD5

a448051e70cb35724cab91bd22e2e7ef
SHA1

ec7d98cea9c6fe138cc23421c2f2aa7c727852ad
SHA256

f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b
SHA512

6c05a866543d63bca45247163675dbe316959a4a6a9aec1dd4627f4471a1261f20b08a58b5585cda29e518cfd445043900a10a2a1ffc448897a87e1dd06a21d8
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDp:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3z

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/2472-260-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2952	csrsll.exe
1416	csrsll.exe
2472	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.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-1-5-21-1846800975-3917212583-2893086201-1000\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 2648 set thread context of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2952 set thread context of 1416	2952	csrsll.exe	35
PID 2952 set thread context of 2472	2952	csrsll.exe	36

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2648-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2648-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2648-91-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2120-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2120-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2648-102-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2120-96-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2120-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2648-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2648-81-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2120-108-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2120-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000c00000001227d-133.dat	upx
behavioral1/memory/2952-149-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2120-152-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2952-218-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1416-232-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2952-249-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2472-250-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2120-253-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1416-257-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2472-260-0x0000000000400000-0x0000000000414000-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	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.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	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe
Token: SeDebugPrivilege	1416	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
2952	csrsll.exe
1416	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2648 wrote to memory of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2648 wrote to memory of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2648 wrote to memory of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2648 wrote to memory of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2648 wrote to memory of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2648 wrote to memory of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2648 wrote to memory of 2120	2648	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	30
PID 2120 wrote to memory of 2336	2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	31
PID 2120 wrote to memory of 2336	2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	31
PID 2120 wrote to memory of 2336	2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	31
PID 2120 wrote to memory of 2336	2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	31
PID 2336 wrote to memory of 2716	2336	cmd.exe	33
PID 2336 wrote to memory of 2716	2336	cmd.exe	33
PID 2336 wrote to memory of 2716	2336	cmd.exe	33
PID 2336 wrote to memory of 2716	2336	cmd.exe	33
PID 2120 wrote to memory of 2952	2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	34
PID 2120 wrote to memory of 2952	2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	34
PID 2120 wrote to memory of 2952	2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	34
PID 2120 wrote to memory of 2952	2120	f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe	34
PID 2952 wrote to memory of 1416	2952	csrsll.exe	35
PID 2952 wrote to memory of 1416	2952	csrsll.exe	35
PID 2952 wrote to memory of 1416	2952	csrsll.exe	35
PID 2952 wrote to memory of 1416	2952	csrsll.exe	35
PID 2952 wrote to memory of 1416	2952	csrsll.exe	35
PID 2952 wrote to memory of 1416	2952	csrsll.exe	35
PID 2952 wrote to memory of 1416	2952	csrsll.exe	35
PID 2952 wrote to memory of 1416	2952	csrsll.exe	35
PID 2952 wrote to memory of 2472	2952	csrsll.exe	36
PID 2952 wrote to memory of 2472	2952	csrsll.exe	36
PID 2952 wrote to memory of 2472	2952	csrsll.exe	36
PID 2952 wrote to memory of 2472	2952	csrsll.exe	36
PID 2952 wrote to memory of 2472	2952	csrsll.exe	36
PID 2952 wrote to memory of 2472	2952	csrsll.exe	36
PID 2952 wrote to memory of 2472	2952	csrsll.exe	36
PID 2952 wrote to memory of 2472	2952	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
"C:\Users\Admin\AppData\Local\Temp\f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Users\Admin\AppData\Local\Temp\f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe
  "C:\Users\Admin\AppData\Local\Temp\f46acf06da33f21875a1bb499fbf666a0088b50254db10f88bd39817ec26342b.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\GLYHH.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2336
  - - 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:2716
- - 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:2952
  - - 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:1416
  - - 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:2472

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\GLYHH.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
13d671dfd521ffc8c6c57103240998ad

SHA1
f9b356ba1931df3f79d38ac7166dfb336feefb9f

SHA256
d5f4ed32cb87498b307a415e99e641b13c83cf98967f7b2172851746c07f59f2

SHA512
d19bafac7f4819d5c8afd053fc866ee99db1b91030102cf4cfef01f8d654579cfff8d7b6d7c03e2b239bb50a0d35233995602ce8d72f2e2e22529b9876f4b1a3

Download Submit
memory/1416-257-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1416-232-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-152-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-253-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2120-108-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2120-147-0x0000000003130000-0x0000000003183000-memory.dmp

Filesize
332KB

Download
memory/2120-212-0x0000000003130000-0x0000000003183000-memory.dmp

Filesize
332KB

Download
memory/2472-250-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2472-260-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2648-41-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/2648-79-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/2648-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2648-5-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2648-29-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download
memory/2648-15-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2648-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2648-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2648-91-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2648-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2648-3-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2648-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2648-102-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2648-81-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2648-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2952-176-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/2952-249-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2952-165-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2952-218-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2952-155-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2952-149-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads