modiloader | 5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962

Analysis

max time kernel
118s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 15:20

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General

Target

5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
Size

90KB
MD5

da4487d5b60a01bf149a690375c94e90
SHA1

dba2a035e4030cc5322884ed9f01def80c28213f
SHA256

5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962
SHA512

63941e432b1dcdf1fa554fbf8bb5f47c41d80b0338b91d921c1f4d94557ae5389a480d088fddecd5c423b1315ced4b1dbb0da0661319b3b7de87fa934580face
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDS:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3c

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/2944-263-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2912	csrsll.exe
2348	csrsll.exe
2944	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.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 2696 set thread context of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2912 set thread context of 2348	2912	csrsll.exe	35
PID 2912 set thread context of 2944	2912	csrsll.exe	36

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2696-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2696-53-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2696-87-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2696-92-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2180-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2696-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2696-79-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2180-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-108-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2696-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x000c000000012259-145.dat	upx
behavioral1/memory/2180-154-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2912-173-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2180-172-0x00000000034A0000-0x00000000034F3000-memory.dmp	upx
behavioral1/memory/2944-250-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2912-252-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2180-254-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2348-260-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2944-263-0x0000000000400000-0x0000000000414000-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	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe
Token: SeDebugPrivilege	2348	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
2912	csrsll.exe
2348	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2696 wrote to memory of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2696 wrote to memory of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2696 wrote to memory of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2696 wrote to memory of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2696 wrote to memory of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2696 wrote to memory of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2696 wrote to memory of 2180	2696	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	30
PID 2180 wrote to memory of 1720	2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	31
PID 2180 wrote to memory of 1720	2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	31
PID 2180 wrote to memory of 1720	2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	31
PID 2180 wrote to memory of 1720	2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	31
PID 1720 wrote to memory of 2864	1720	cmd.exe	33
PID 1720 wrote to memory of 2864	1720	cmd.exe	33
PID 1720 wrote to memory of 2864	1720	cmd.exe	33
PID 1720 wrote to memory of 2864	1720	cmd.exe	33
PID 2180 wrote to memory of 2912	2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	34
PID 2180 wrote to memory of 2912	2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	34
PID 2180 wrote to memory of 2912	2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	34
PID 2180 wrote to memory of 2912	2180	5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe	34
PID 2912 wrote to memory of 2348	2912	csrsll.exe	35
PID 2912 wrote to memory of 2348	2912	csrsll.exe	35
PID 2912 wrote to memory of 2348	2912	csrsll.exe	35
PID 2912 wrote to memory of 2348	2912	csrsll.exe	35
PID 2912 wrote to memory of 2348	2912	csrsll.exe	35
PID 2912 wrote to memory of 2348	2912	csrsll.exe	35
PID 2912 wrote to memory of 2348	2912	csrsll.exe	35
PID 2912 wrote to memory of 2348	2912	csrsll.exe	35
PID 2912 wrote to memory of 2944	2912	csrsll.exe	36
PID 2912 wrote to memory of 2944	2912	csrsll.exe	36
PID 2912 wrote to memory of 2944	2912	csrsll.exe	36
PID 2912 wrote to memory of 2944	2912	csrsll.exe	36
PID 2912 wrote to memory of 2944	2912	csrsll.exe	36
PID 2912 wrote to memory of 2944	2912	csrsll.exe	36
PID 2912 wrote to memory of 2944	2912	csrsll.exe	36
PID 2912 wrote to memory of 2944	2912	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
"C:\Users\Admin\AppData\Local\Temp\5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Users\Admin\AppData\Local\Temp\5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe
  "C:\Users\Admin\AppData\Local\Temp\5834facda8d977641fcac4bb7b4681887ef52134d2fa37bb7c71277db88ca962N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\POAJA.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1720
  - - 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:2864
- - 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:2912
  - - 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:2348
  - - 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:2944

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\POAJA.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
c806f6f88bc0c0981e50550469ec5313

SHA1
3ff4e73550d49e39732c4d71731cad4167821b87

SHA256
865a095b97644f7f02ccff63bc86cf595c6c593b051adb4dc53e594b2f350326

SHA512
18b6885acdeefae0e97091004d95c13bb17281615c1bee7f145564d1f37a18d48ede48f344e64fe4d2e94d3f752675fb127037947430098a816f940a5c90f035

Download Submit
memory/2180-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2180-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-237-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2180-254-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-235-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2180-233-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2180-172-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2180-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-108-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-154-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-147-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2180-148-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2180-149-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2180-150-0x00000000034A0000-0x00000000034F3000-memory.dmp

Filesize
332KB

Download
memory/2180-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2348-260-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2696-92-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2696-28-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2696-16-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2696-15-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2696-61-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/2696-71-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/2696-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2696-80-0x0000000000770000-0x0000000000772000-memory.dmp

Filesize
8KB

Download
memory/2696-5-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2696-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2696-3-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2696-53-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2696-40-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2696-79-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2696-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2696-87-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2912-173-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2912-252-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2912-180-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2912-167-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2912-157-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2944-250-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2944-263-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads