modiloader | e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1

Analysis

max time kernel
119s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 19:08

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General

Target

e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe
Size

90KB
MD5

64baccc44adeb67f6fd7a848153b76b0
SHA1

94ccba6a7a8edd747af3ba253e114953630349d4
SHA256

e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1
SHA512

6f8dba5d9fd598e1e598a7c4d4293eed5ac8a82576da97010c33066c78c769573fdab1bb1154a50e6fa042386e1fb611ce399f3b9a7f36ac8718f345a0551291
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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/520-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/520-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/520-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/520-62-0x0000000000400000-0x0000000000414000-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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe

Executes dropped EXE 3 IoCs

pid	Process
3704	csrsll.exe
4160	csrsll.exe
520	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-1-5-21-2437139445-1151884604-3026847218-1000\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 3016 set thread context of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 3704 set thread context of 4160	3704	csrsll.exe	90
PID 3704 set thread context of 520	3704	csrsll.exe	91

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3016-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3016-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4728-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4728-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3016-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4728-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000b000000023b76-29.dat	upx
behavioral2/memory/4728-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3704-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3704-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/520-45-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/520-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/520-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/520-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/520-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3704-57-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4728-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4160-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/520-62-0x0000000000400000-0x0000000000414000-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	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.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	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe
4728	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe
3704	csrsll.exe
4160	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 3016 wrote to memory of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 3016 wrote to memory of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 3016 wrote to memory of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 3016 wrote to memory of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 3016 wrote to memory of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 3016 wrote to memory of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 3016 wrote to memory of 4728	3016	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	83
PID 4728 wrote to memory of 2964	4728	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	84
PID 4728 wrote to memory of 2964	4728	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	84
PID 4728 wrote to memory of 2964	4728	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	84
PID 2964 wrote to memory of 3396	2964	cmd.exe	88
PID 2964 wrote to memory of 3396	2964	cmd.exe	88
PID 2964 wrote to memory of 3396	2964	cmd.exe	88
PID 4728 wrote to memory of 3704	4728	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	89
PID 4728 wrote to memory of 3704	4728	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	89
PID 4728 wrote to memory of 3704	4728	e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe	89
PID 3704 wrote to memory of 4160	3704	csrsll.exe	90
PID 3704 wrote to memory of 4160	3704	csrsll.exe	90
PID 3704 wrote to memory of 4160	3704	csrsll.exe	90
PID 3704 wrote to memory of 4160	3704	csrsll.exe	90
PID 3704 wrote to memory of 4160	3704	csrsll.exe	90
PID 3704 wrote to memory of 4160	3704	csrsll.exe	90
PID 3704 wrote to memory of 4160	3704	csrsll.exe	90
PID 3704 wrote to memory of 4160	3704	csrsll.exe	90
PID 3704 wrote to memory of 520	3704	csrsll.exe	91
PID 3704 wrote to memory of 520	3704	csrsll.exe	91
PID 3704 wrote to memory of 520	3704	csrsll.exe	91
PID 3704 wrote to memory of 520	3704	csrsll.exe	91
PID 3704 wrote to memory of 520	3704	csrsll.exe	91
PID 3704 wrote to memory of 520	3704	csrsll.exe	91
PID 3704 wrote to memory of 520	3704	csrsll.exe	91
PID 3704 wrote to memory of 520	3704	csrsll.exe	91

C:\Users\Admin\AppData\Local\Temp\e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe
"C:\Users\Admin\AppData\Local\Temp\e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Users\Admin\AppData\Local\Temp\e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe
  "C:\Users\Admin\AppData\Local\Temp\e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4728
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MLYFO.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2964
  - - 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:3396
- - 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:3704
  - - 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:4160
  - - 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:520

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\MLYFO.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
64baccc44adeb67f6fd7a848153b76b0

SHA1
94ccba6a7a8edd747af3ba253e114953630349d4

SHA256
e089340485aed0d6baad432858fb144f0aaae44cc0cd0527aa5980a22e3026e1

SHA512
6f8dba5d9fd598e1e598a7c4d4293eed5ac8a82576da97010c33066c78c769573fdab1bb1154a50e6fa042386e1fb611ce399f3b9a7f36ac8718f345a0551291

Download Submit
memory/520-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/520-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/520-45-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/520-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/520-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/520-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3016-6-0x0000000002440000-0x0000000002442000-memory.dmp

Filesize
8KB

Download
memory/3016-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3016-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3016-4-0x0000000002410000-0x0000000002412000-memory.dmp

Filesize
8KB

Download
memory/3016-3-0x0000000002400000-0x0000000002402000-memory.dmp

Filesize
8KB

Download
memory/3016-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3704-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3704-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3704-57-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4160-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4728-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4728-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4728-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4728-58-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/4728-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4728-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads