modiloader | 06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26/11/2024, 07:11

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General

Target

06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe
Size

90KB
MD5

18bfae89c111ff97e8d40576c34afc8e
SHA1

66b72423fd15bc7bb72512a7b12ac6ce09f18e1c
SHA256

06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d
SHA512

1e317b7c6b52c82bfd1b317130aba5ab8f084991b1f32b7ece8d09d1cb98461598d2e2afc926b3cc57061453fa66e9da1fc838815249ed746b55092c22e08551
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDP:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3h

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/980-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/980-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/980-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/980-64-0x0000000000400000-0x0000000000414000-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	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe

Executes dropped EXE 3 IoCs

pid	Process
700	csrsll.exe
2620	csrsll.exe
980	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 3616 set thread context of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 700 set thread context of 2620	700	csrsll.exe	95
PID 700 set thread context of 980	700	csrsll.exe	96

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3616-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3616-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4532-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4532-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4532-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3616-17-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x000b000000023ba9-31.dat	upx
behavioral2/memory/700-38-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4532-42-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/700-43-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/700-44-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/980-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/980-49-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4532-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/700-60-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/980-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/980-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/980-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2620-63-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/980-64-0x0000000000400000-0x0000000000414000-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	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.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	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe
Token: SeDebugPrivilege	2620	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe
4532	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe
700	csrsll.exe
2620	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3616 wrote to memory of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 3616 wrote to memory of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 3616 wrote to memory of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 3616 wrote to memory of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 3616 wrote to memory of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 3616 wrote to memory of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 3616 wrote to memory of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 3616 wrote to memory of 4532	3616	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	87
PID 4532 wrote to memory of 4380	4532	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	90
PID 4532 wrote to memory of 4380	4532	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	90
PID 4532 wrote to memory of 4380	4532	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	90
PID 4380 wrote to memory of 3452	4380	cmd.exe	93
PID 4380 wrote to memory of 3452	4380	cmd.exe	93
PID 4380 wrote to memory of 3452	4380	cmd.exe	93
PID 4532 wrote to memory of 700	4532	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	94
PID 4532 wrote to memory of 700	4532	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	94
PID 4532 wrote to memory of 700	4532	06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe	94
PID 700 wrote to memory of 2620	700	csrsll.exe	95
PID 700 wrote to memory of 2620	700	csrsll.exe	95
PID 700 wrote to memory of 2620	700	csrsll.exe	95
PID 700 wrote to memory of 2620	700	csrsll.exe	95
PID 700 wrote to memory of 2620	700	csrsll.exe	95
PID 700 wrote to memory of 2620	700	csrsll.exe	95
PID 700 wrote to memory of 2620	700	csrsll.exe	95
PID 700 wrote to memory of 2620	700	csrsll.exe	95
PID 700 wrote to memory of 980	700	csrsll.exe	96
PID 700 wrote to memory of 980	700	csrsll.exe	96
PID 700 wrote to memory of 980	700	csrsll.exe	96
PID 700 wrote to memory of 980	700	csrsll.exe	96
PID 700 wrote to memory of 980	700	csrsll.exe	96
PID 700 wrote to memory of 980	700	csrsll.exe	96
PID 700 wrote to memory of 980	700	csrsll.exe	96
PID 700 wrote to memory of 980	700	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe
"C:\Users\Admin\AppData\Local\Temp\06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3616
- C:\Users\Admin\AppData\Local\Temp\06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe
  "C:\Users\Admin\AppData\Local\Temp\06c0b88bfcddb5770120f51a56f05ff45d431786a26a09844bd3976ae127a42d.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4532
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\YCHVU.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4380
  - - 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:3452
- - 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:700
  - - 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:2620
  - - 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:980

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\YCHVU.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
d8cf66c59a4aadc0bd285e438c28ddc9

SHA1
167de4413bb7e0861a89232d26b73d8dce7adda5

SHA256
e51fd22b1c0c043ddfa2b952036e409917704cffa343d97ea5f5fab53b40b504

SHA512
3f41be9fa3f2be5762c91119c29245f6e590eb9d1f2fb16a211151e6cd69f82645488e3763b817eb6f4aa2225bc2ac33b2a1cd4523766c64abe1183e6c7e5191

Download Submit
memory/700-44-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/700-60-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/700-43-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/700-38-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/980-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/980-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/980-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/980-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/980-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/980-64-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2620-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3616-7-0x0000000002C90000-0x0000000002C92000-memory.dmp

Filesize
8KB

Download
memory/3616-17-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3616-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3616-8-0x0000000002CA0000-0x0000000002CA2000-memory.dmp

Filesize
8KB

Download
memory/3616-4-0x0000000002C80000-0x0000000002C82000-memory.dmp

Filesize
8KB

Download
memory/3616-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3616-3-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/4532-42-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4532-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4532-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4532-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4532-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads