modiloader | 0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a

Analysis

max time kernel
119s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-01-2025 06:42

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General

Target

0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe
Size

90KB
MD5

1f6e768059c2214450ae4f0017bae952
SHA1

fb60d43d04ef1430f18eb30af0ded2d3dd1ca411
SHA256

0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a
SHA512

073e214efa85bea8459d315bd719376285fd0d003386bd0e4d235194735c4b014206e4c36305fd9137d6420a94fafc51f04278815676ea25863f19928c432981
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDu:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3g

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 4 IoCs

resource	yara_rule
behavioral2/memory/3980-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3980-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3980-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3980-63-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe

Executes dropped EXE 3 IoCs

pid	Process
4188	csrsll.exe
2320	csrsll.exe
3980	csrsll.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-1-5-21-3442511616-637977696-3186306149-1000\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 3112 set thread context of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 4188 set thread context of 2320	4188	csrsll.exe	93
PID 4188 set thread context of 3980	4188	csrsll.exe	94

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3112-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3112-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1256-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1256-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1256-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3112-12-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x0008000000023cae-29.dat	upx
behavioral2/memory/1256-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4188-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4188-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3980-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3980-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3980-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3980-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3980-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4188-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1256-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2320-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3980-63-0x0000000000400000-0x0000000000414000-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	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe
Token: SeDebugPrivilege	2320	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe
1256	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe
4188	csrsll.exe
2320	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3112 wrote to memory of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 3112 wrote to memory of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 3112 wrote to memory of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 3112 wrote to memory of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 3112 wrote to memory of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 3112 wrote to memory of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 3112 wrote to memory of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 3112 wrote to memory of 1256	3112	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	82
PID 1256 wrote to memory of 3400	1256	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	83
PID 1256 wrote to memory of 3400	1256	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	83
PID 1256 wrote to memory of 3400	1256	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	83
PID 3400 wrote to memory of 4604	3400	cmd.exe	86
PID 3400 wrote to memory of 4604	3400	cmd.exe	86
PID 3400 wrote to memory of 4604	3400	cmd.exe	86
PID 1256 wrote to memory of 4188	1256	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	87
PID 1256 wrote to memory of 4188	1256	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	87
PID 1256 wrote to memory of 4188	1256	0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe	87
PID 4188 wrote to memory of 2320	4188	csrsll.exe	93
PID 4188 wrote to memory of 2320	4188	csrsll.exe	93
PID 4188 wrote to memory of 2320	4188	csrsll.exe	93
PID 4188 wrote to memory of 2320	4188	csrsll.exe	93
PID 4188 wrote to memory of 2320	4188	csrsll.exe	93
PID 4188 wrote to memory of 2320	4188	csrsll.exe	93
PID 4188 wrote to memory of 2320	4188	csrsll.exe	93
PID 4188 wrote to memory of 2320	4188	csrsll.exe	93
PID 4188 wrote to memory of 3980	4188	csrsll.exe	94
PID 4188 wrote to memory of 3980	4188	csrsll.exe	94
PID 4188 wrote to memory of 3980	4188	csrsll.exe	94
PID 4188 wrote to memory of 3980	4188	csrsll.exe	94
PID 4188 wrote to memory of 3980	4188	csrsll.exe	94
PID 4188 wrote to memory of 3980	4188	csrsll.exe	94
PID 4188 wrote to memory of 3980	4188	csrsll.exe	94
PID 4188 wrote to memory of 3980	4188	csrsll.exe	94

C:\Users\Admin\AppData\Local\Temp\0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe
"C:\Users\Admin\AppData\Local\Temp\0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3112
- C:\Users\Admin\AppData\Local\Temp\0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe
  "C:\Users\Admin\AppData\Local\Temp\0d3daad637ffbecac5c6809660634ac1d2328a42ab42cca55e27d7d42912eb4a.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1256
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GPXHD.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3400
  - - 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:4604
- - 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:4188
  - - 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:2320
  - - 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:3980

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

Query Registry

T1012

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\GPXHD.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
cb9e571680c8e07fa1adc52dcc4929f1

SHA1
9e235d8d1928d5a7afb3159c700fc80f3acdf0d8

SHA256
08c88b5b45cf0d61dd211b72ceb71658b0add4293e7a6c74c21f025a15154be2

SHA512
02b747f57297e1b69d2a17364a13e3f87f09b9cb655f9b76b1beb070d1c7dc437a86e496353a3829341557ad9d60b3dbf2510047706dbc81ee63dcadf7fca1c3

Download Submit
memory/1256-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1256-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1256-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1256-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1256-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2320-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3112-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3112-6-0x0000000002A80000-0x0000000002A82000-memory.dmp

Filesize
8KB

Download
memory/3112-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3112-12-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3112-4-0x0000000002A50000-0x0000000002A52000-memory.dmp

Filesize
8KB

Download
memory/3112-3-0x0000000002A40000-0x0000000002A42000-memory.dmp

Filesize
8KB

Download
memory/3980-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3980-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3980-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3980-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3980-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3980-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4188-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4188-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4188-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads