modiloader | 5dc686701a24048fde57b82be54f2068cccce45d2fe14fdae9d58194ded10ac3

Analysis

max time kernel
118s
max time network
115s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/09/2024, 03:13

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General

Target

882c47ae8667addac943c50e5b1cf0c0N.exe
Size

308KB
MD5

882c47ae8667addac943c50e5b1cf0c0
SHA1

f5119244181229aa8ce95570ea86c1ea08ad31a5
SHA256

5dc686701a24048fde57b82be54f2068cccce45d2fe14fdae9d58194ded10ac3
SHA512

7071caa296f91aa34712befd922d8a7a336293800ac97aac78ce45e2f028d547285aa4ca4ce77a1b405861b1018af7f0feff7c8738d4ec38cf89dc30eb6d8535
SSDEEP

3072:/c3sBG7mXh7m/zZM3jAbNOM6CNtDCZFL:E3sBz0Z4Mj72F

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 Second Stage 1 IoCs

resource	yara_rule
behavioral1/memory/34856-147849-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
15192	csrsll.exe
35040	csrsll.exe
34856	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
73584	882c47ae8667addac943c50e5b1cf0c0N.exe
73584	882c47ae8667addac943c50e5b1cf0c0N.exe
73584	882c47ae8667addac943c50e5b1cf0c0N.exe
73584	882c47ae8667addac943c50e5b1cf0c0N.exe
73584	882c47ae8667addac943c50e5b1cf0c0N.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/73584-73925-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/73584-73924-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/73584-73923-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/73584-73920-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/73584-73918-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/73584-110792-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/73584-147841-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/34856-147842-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/35040-147848-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/34856-147849-0x0000000000400000-0x0000000000414000-memory.dmp	upx

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-1-5-21-312935884-697965778-3955649944-1000\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 1788 set thread context of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 15192 set thread context of 35040	15192	csrsll.exe	36
PID 15192 set thread context of 34856	15192	csrsll.exe	37

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	882c47ae8667addac943c50e5b1cf0c0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	882c47ae8667addac943c50e5b1cf0c0N.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 43 IoCs

description	pid	Process
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe
Token: SeDebugPrivilege	35040	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1788	882c47ae8667addac943c50e5b1cf0c0N.exe
73584	882c47ae8667addac943c50e5b1cf0c0N.exe
15192	csrsll.exe
35040	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 1788 wrote to memory of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 1788 wrote to memory of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 1788 wrote to memory of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 1788 wrote to memory of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 1788 wrote to memory of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 1788 wrote to memory of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 1788 wrote to memory of 73584	1788	882c47ae8667addac943c50e5b1cf0c0N.exe	31
PID 73584 wrote to memory of 15112	73584	882c47ae8667addac943c50e5b1cf0c0N.exe	32
PID 73584 wrote to memory of 15112	73584	882c47ae8667addac943c50e5b1cf0c0N.exe	32
PID 73584 wrote to memory of 15112	73584	882c47ae8667addac943c50e5b1cf0c0N.exe	32
PID 73584 wrote to memory of 15112	73584	882c47ae8667addac943c50e5b1cf0c0N.exe	32
PID 15112 wrote to memory of 15164	15112	cmd.exe	34
PID 15112 wrote to memory of 15164	15112	cmd.exe	34
PID 15112 wrote to memory of 15164	15112	cmd.exe	34
PID 15112 wrote to memory of 15164	15112	cmd.exe	34
PID 73584 wrote to memory of 15192	73584	882c47ae8667addac943c50e5b1cf0c0N.exe	35
PID 73584 wrote to memory of 15192	73584	882c47ae8667addac943c50e5b1cf0c0N.exe	35
PID 73584 wrote to memory of 15192	73584	882c47ae8667addac943c50e5b1cf0c0N.exe	35
PID 73584 wrote to memory of 15192	73584	882c47ae8667addac943c50e5b1cf0c0N.exe	35
PID 15192 wrote to memory of 35040	15192	csrsll.exe	36
PID 15192 wrote to memory of 35040	15192	csrsll.exe	36
PID 15192 wrote to memory of 35040	15192	csrsll.exe	36
PID 15192 wrote to memory of 35040	15192	csrsll.exe	36
PID 15192 wrote to memory of 35040	15192	csrsll.exe	36
PID 15192 wrote to memory of 35040	15192	csrsll.exe	36
PID 15192 wrote to memory of 35040	15192	csrsll.exe	36
PID 15192 wrote to memory of 35040	15192	csrsll.exe	36
PID 15192 wrote to memory of 34856	15192	csrsll.exe	37
PID 15192 wrote to memory of 34856	15192	csrsll.exe	37
PID 15192 wrote to memory of 34856	15192	csrsll.exe	37
PID 15192 wrote to memory of 34856	15192	csrsll.exe	37
PID 15192 wrote to memory of 34856	15192	csrsll.exe	37
PID 15192 wrote to memory of 34856	15192	csrsll.exe	37
PID 15192 wrote to memory of 34856	15192	csrsll.exe	37
PID 15192 wrote to memory of 34856	15192	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\882c47ae8667addac943c50e5b1cf0c0N.exe
"C:\Users\Admin\AppData\Local\Temp\882c47ae8667addac943c50e5b1cf0c0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Users\Admin\AppData\Local\Temp\882c47ae8667addac943c50e5b1cf0c0N.exe
  "C:\Users\Admin\AppData\Local\Temp\882c47ae8667addac943c50e5b1cf0c0N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:73584
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\QHRNI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:15112
  - - 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:15164
- - 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:15192
  - - 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:35040
  - - 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:34856

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\QHRNI.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
308KB

MD5
90b9bfa350366aedc6f52e8470dbab4c

SHA1
1322283fdb66e8ce0128accf93e87d6748d3e8e8

SHA256
2dbf32fe124426d73a89e23109e0960f36e0d18587daecf1ff467aed9461b5be

SHA512
2dbcf4df0b4b7a235127e191c487ef82878f304c8ad74245942efacdf52239f0df9a57ba7820e79a6bd2aacaacec80b52aa114d45bc856ee2aedf0979ecbd2d0

Download Submit
memory/1788-56381-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56376-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56362-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56361-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56360-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56358-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56387-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56367-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56366-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-56359-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download
memory/1788-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1788-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/34856-147842-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/34856-147849-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/35040-147848-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/73584-73925-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/73584-73916-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/73584-73918-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/73584-73920-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/73584-110792-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/73584-147841-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/73584-73922-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/73584-73923-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/73584-73924-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads