modiloader | 5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17/01/2025, 01:11

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General

Target

5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
Size

90KB
MD5

87335125fe46e04262f1b08fe076ba72
SHA1

2b0185030eba09e1c2e7fb5e2ddfe82f13c0886b
SHA256

5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3
SHA512

6d43af7a6b928b39cb16ddcd498bc4d3cbe7ea0da334e577ca61884b8db1da8bb603266a5030cd3bcac2435c98ffe85b302168d37eada964bef412c9e27c6c45
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDX: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/1524-260-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2980	csrsll.exe
2156	csrsll.exe
1524	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.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-1-5-21-3533259084-2542256011-65585152-1000\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 2228 set thread context of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2980 set thread context of 2156	2980	csrsll.exe	33
PID 2980 set thread context of 1524	2980	csrsll.exe	34

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2228-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2228-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2544-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2544-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2228-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2544-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2544-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2544-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2228-103-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2544-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000120ff-131.dat	upx
behavioral1/memory/2544-150-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2980-168-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2544-167-0x0000000003480000-0x00000000034D3000-memory.dmp	upx
behavioral1/memory/2980-248-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2544-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-246-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2156-257-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-260-0x0000000000400000-0x0000000000414000-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	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.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	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe
Token: SeDebugPrivilege	2156	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
2980	csrsll.exe
2156	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2228 wrote to memory of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2228 wrote to memory of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2228 wrote to memory of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2228 wrote to memory of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2228 wrote to memory of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2228 wrote to memory of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2228 wrote to memory of 2544	2228	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	28
PID 2544 wrote to memory of 2852	2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	29
PID 2544 wrote to memory of 2852	2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	29
PID 2544 wrote to memory of 2852	2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	29
PID 2544 wrote to memory of 2852	2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	29
PID 2852 wrote to memory of 2880	2852	cmd.exe	31
PID 2852 wrote to memory of 2880	2852	cmd.exe	31
PID 2852 wrote to memory of 2880	2852	cmd.exe	31
PID 2852 wrote to memory of 2880	2852	cmd.exe	31
PID 2544 wrote to memory of 2980	2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	32
PID 2544 wrote to memory of 2980	2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	32
PID 2544 wrote to memory of 2980	2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	32
PID 2544 wrote to memory of 2980	2544	5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe	32
PID 2980 wrote to memory of 2156	2980	csrsll.exe	33
PID 2980 wrote to memory of 2156	2980	csrsll.exe	33
PID 2980 wrote to memory of 2156	2980	csrsll.exe	33
PID 2980 wrote to memory of 2156	2980	csrsll.exe	33
PID 2980 wrote to memory of 2156	2980	csrsll.exe	33
PID 2980 wrote to memory of 2156	2980	csrsll.exe	33
PID 2980 wrote to memory of 2156	2980	csrsll.exe	33
PID 2980 wrote to memory of 2156	2980	csrsll.exe	33
PID 2980 wrote to memory of 1524	2980	csrsll.exe	34
PID 2980 wrote to memory of 1524	2980	csrsll.exe	34
PID 2980 wrote to memory of 1524	2980	csrsll.exe	34
PID 2980 wrote to memory of 1524	2980	csrsll.exe	34
PID 2980 wrote to memory of 1524	2980	csrsll.exe	34
PID 2980 wrote to memory of 1524	2980	csrsll.exe	34
PID 2980 wrote to memory of 1524	2980	csrsll.exe	34
PID 2980 wrote to memory of 1524	2980	csrsll.exe	34

C:\Users\Admin\AppData\Local\Temp\5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
"C:\Users\Admin\AppData\Local\Temp\5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Users\Admin\AppData\Local\Temp\5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe
  "C:\Users\Admin\AppData\Local\Temp\5d2d22d1a9e875eb2f54e8a035dbc712fd71eae1f5c99e77de5cc05e035ffbf3.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\BMSXJ.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2852
  - - 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:2880
- - 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:2980
  - - 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:2156
  - - 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:1524

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\BMSXJ.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
49e93c5a0eb0ea6110a0c51973aea477

SHA1
32d315a3ab730b81d437b635ee71df4ffdfe707c

SHA256
53816c7539620dbbc6364177029d9aa1035596c6031aa6f8adb84042b60e42bf

SHA512
d37b7543657b1d94e5e94552b31c8c383c85fd62913cf823dd6347569206077ac70ed20f72812e9ab6aa9f0f171e7288c1b83e15082db83df09e46c8b5d561a3

Download Submit
memory/1524-260-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1524-246-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2156-257-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2228-15-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2228-103-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2228-79-0x0000000002430000-0x0000000002432000-memory.dmp

Filesize
8KB

Download
memory/2228-71-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/2228-61-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/2228-96-0x0000000002760000-0x00000000027B3000-memory.dmp

Filesize
332KB

Download
memory/2228-29-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2228-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2228-18-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2228-41-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/2228-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2228-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2228-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2228-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2544-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2544-167-0x0000000003480000-0x00000000034D3000-memory.dmp

Filesize
332KB

Download
memory/2544-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2544-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2544-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2544-146-0x0000000003480000-0x00000000034D3000-memory.dmp

Filesize
332KB

Download
memory/2544-145-0x0000000003480000-0x00000000034D3000-memory.dmp

Filesize
332KB

Download
memory/2544-150-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2544-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2544-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2544-231-0x0000000003480000-0x00000000034D3000-memory.dmp

Filesize
332KB

Download
memory/2544-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2544-233-0x0000000003480000-0x00000000034D3000-memory.dmp

Filesize
332KB

Download
memory/2544-229-0x0000000003480000-0x00000000034D3000-memory.dmp

Filesize
332KB

Download
memory/2544-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2544-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2980-248-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2980-176-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2980-168-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2980-163-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2980-153-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads