modiloader | e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64

Analysis

max time kernel
119s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18/12/2024, 10:16

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General

Target

e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
Size

90KB
MD5

23bd190f2c66c64427308b681e1c8dcd
SHA1

9cc3a6cbd558cfd21b5cabf34450f192318378fb
SHA256

e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64
SHA512

69994d24567de32963f762666b480a228654b521f14d9aa122c52211926226a4373a5799184b7c69eb64ee241abdc8cfc386ad6e671e035c4d494816b3cd5a53
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD7:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE39

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/664-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/664-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/664-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/664-63-0x0000000000400000-0x0000000000414000-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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe

Executes dropped EXE 3 IoCs

pid	Process
4868	csrsll.exe
3964	csrsll.exe
664	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-1-5-21-3227495264-2217614367-4027411560-1000\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 1212 set thread context of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 4868 set thread context of 3964	4868	csrsll.exe	95
PID 4868 set thread context of 664	4868	csrsll.exe	96

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1212-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1212-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3928-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3928-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3928-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1212-15-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x0008000000023cb3-30.dat	upx
behavioral2/memory/3928-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4868-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4868-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/664-45-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/664-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/664-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/664-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4868-56-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/664-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3928-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3964-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/664-63-0x0000000000400000-0x0000000000414000-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	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.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	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe
Token: SeDebugPrivilege	3964	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
3928	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
4868	csrsll.exe
3964	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 1212 wrote to memory of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 1212 wrote to memory of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 1212 wrote to memory of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 1212 wrote to memory of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 1212 wrote to memory of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 1212 wrote to memory of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 1212 wrote to memory of 3928	1212	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	82
PID 3928 wrote to memory of 4224	3928	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	87
PID 3928 wrote to memory of 4224	3928	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	87
PID 3928 wrote to memory of 4224	3928	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	87
PID 4224 wrote to memory of 5012	4224	cmd.exe	90
PID 4224 wrote to memory of 5012	4224	cmd.exe	90
PID 4224 wrote to memory of 5012	4224	cmd.exe	90
PID 3928 wrote to memory of 4868	3928	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	91
PID 3928 wrote to memory of 4868	3928	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	91
PID 3928 wrote to memory of 4868	3928	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	91
PID 4868 wrote to memory of 3964	4868	csrsll.exe	95
PID 4868 wrote to memory of 3964	4868	csrsll.exe	95
PID 4868 wrote to memory of 3964	4868	csrsll.exe	95
PID 4868 wrote to memory of 3964	4868	csrsll.exe	95
PID 4868 wrote to memory of 3964	4868	csrsll.exe	95
PID 4868 wrote to memory of 3964	4868	csrsll.exe	95
PID 4868 wrote to memory of 3964	4868	csrsll.exe	95
PID 4868 wrote to memory of 3964	4868	csrsll.exe	95
PID 4868 wrote to memory of 664	4868	csrsll.exe	96
PID 4868 wrote to memory of 664	4868	csrsll.exe	96
PID 4868 wrote to memory of 664	4868	csrsll.exe	96
PID 4868 wrote to memory of 664	4868	csrsll.exe	96
PID 4868 wrote to memory of 664	4868	csrsll.exe	96
PID 4868 wrote to memory of 664	4868	csrsll.exe	96
PID 4868 wrote to memory of 664	4868	csrsll.exe	96
PID 4868 wrote to memory of 664	4868	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
"C:\Users\Admin\AppData\Local\Temp\e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
  "C:\Users\Admin\AppData\Local\Temp\e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3928
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NSXDE.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4224
  - - 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:5012
- - 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:4868
  - - 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:3964
  - - 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:664

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\NSXDE.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
93e2bc7be7e0da91ca9b2c21cd9e286b

SHA1
06cfbd34af7a747aa0e6df025a0e3be3761129a5

SHA256
0c1176fc47f4b4d8e9c0ce6264100d460883eb4246afa75d00c2c4c29fe7d2dc

SHA512
3347f6782493bb090e61d74e668626d20cdd728fea75d5042620e23143c99a99e0f89f0f31a0f9b377eaf346395ba272c6ac5d226bcac240b96cde47a8d66cdb

Download Submit
memory/664-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/664-45-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/664-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/664-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/664-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/664-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1212-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1212-15-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1212-4-0x0000000002300000-0x0000000002302000-memory.dmp

Filesize
8KB

Download
memory/1212-3-0x00000000022F0000-0x00000000022F2000-memory.dmp

Filesize
8KB

Download
memory/1212-6-0x0000000002330000-0x0000000002332000-memory.dmp

Filesize
8KB

Download
memory/1212-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3928-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3928-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3928-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3928-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3928-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3928-59-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/3964-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4868-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4868-56-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4868-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads