modiloader | e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238

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
22-01-2025 02:44

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General

Target

e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
Size

90KB
MD5

4fe86dfc1b1969381f553de491bc623a
SHA1

1e9f8cf3cb9e71c19edcfeecfbd31bdd9b24a74b
SHA256

e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238
SHA512

4f71aa472ce8ca4665803e8f60166973fcee606c01b01398e3f0ae1f8cbfd0ecc08055e0cbea6d6ca9619031cbb1544af8a9ad541ea86b5945919a17b11ae6c4
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDX:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE35

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/5076-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5076-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5076-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5076-63-0x0000000000400000-0x0000000000414000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe

Executes dropped EXE 3 IoCs

pid	Process
3832	csrsll.exe
4288	csrsll.exe
5076	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-1-5-21-4050598569-1597076380-177084960-1000\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 4540 set thread context of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 3832 set thread context of 4288	3832	csrsll.exe	95
PID 3832 set thread context of 5076	3832	csrsll.exe	96

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4540-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4540-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1932-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1932-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1932-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4540-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x000b000000023b91-29.dat	upx
behavioral2/memory/3832-36-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1932-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3832-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5076-48-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5076-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3832-56-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5076-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5076-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5076-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1932-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3832-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4288-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5076-63-0x0000000000400000-0x0000000000414000-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	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.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	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe
Token: SeDebugPrivilege	4288	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
1932	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
3832	csrsll.exe
4288	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 4540 wrote to memory of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 4540 wrote to memory of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 4540 wrote to memory of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 4540 wrote to memory of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 4540 wrote to memory of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 4540 wrote to memory of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 4540 wrote to memory of 1932	4540	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	84
PID 1932 wrote to memory of 4648	1932	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	87
PID 1932 wrote to memory of 4648	1932	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	87
PID 1932 wrote to memory of 4648	1932	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	87
PID 4648 wrote to memory of 1564	4648	cmd.exe	90
PID 4648 wrote to memory of 1564	4648	cmd.exe	90
PID 4648 wrote to memory of 1564	4648	cmd.exe	90
PID 1932 wrote to memory of 3832	1932	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	91
PID 1932 wrote to memory of 3832	1932	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	91
PID 1932 wrote to memory of 3832	1932	e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe	91
PID 3832 wrote to memory of 4288	3832	csrsll.exe	95
PID 3832 wrote to memory of 4288	3832	csrsll.exe	95
PID 3832 wrote to memory of 4288	3832	csrsll.exe	95
PID 3832 wrote to memory of 4288	3832	csrsll.exe	95
PID 3832 wrote to memory of 4288	3832	csrsll.exe	95
PID 3832 wrote to memory of 4288	3832	csrsll.exe	95
PID 3832 wrote to memory of 4288	3832	csrsll.exe	95
PID 3832 wrote to memory of 4288	3832	csrsll.exe	95
PID 3832 wrote to memory of 5076	3832	csrsll.exe	96
PID 3832 wrote to memory of 5076	3832	csrsll.exe	96
PID 3832 wrote to memory of 5076	3832	csrsll.exe	96
PID 3832 wrote to memory of 5076	3832	csrsll.exe	96
PID 3832 wrote to memory of 5076	3832	csrsll.exe	96
PID 3832 wrote to memory of 5076	3832	csrsll.exe	96
PID 3832 wrote to memory of 5076	3832	csrsll.exe	96
PID 3832 wrote to memory of 5076	3832	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
"C:\Users\Admin\AppData\Local\Temp\e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4540
- C:\Users\Admin\AppData\Local\Temp\e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe
  "C:\Users\Admin\AppData\Local\Temp\e952ba89884f283e2fa8253c8cadb7da7875816be553a6f02f1d09042809c238.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1932
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ERNLQ.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4648
  - - 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:1564
- - 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:3832
  - - 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:4288
  - - 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:5076

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\ERNLQ.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
87380c037056c3169169c1940b38302f

SHA1
0d534cf80aef5581e867a165a53b4fdf1845ae81

SHA256
be201890548bfb20ccd9c678e54a6bdb32db08e36d594201859809d0d99ef63b

SHA512
e7fcda0a09f558da8795ec5807a396783c9d56e217e50feb61b9058c6d9bc151f4df1a75232de31181a136d79caf885f45fb42d0f08dabd877c3042c8e72cf81

Download Submit
memory/1932-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1932-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1932-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1932-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1932-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3832-56-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3832-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3832-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3832-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4288-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4540-6-0x0000000002CA0000-0x0000000002CA2000-memory.dmp

Filesize
8KB

Download
memory/4540-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4540-3-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/4540-5-0x0000000002C90000-0x0000000002C92000-memory.dmp

Filesize
8KB

Download
memory/4540-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4540-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5076-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5076-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5076-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5076-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5076-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5076-48-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads