modiloader | ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 04:27

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General

Target

ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe
Size

90KB
MD5

b27d668d2c07e7b3164b62e00c6d1e8a
SHA1

772f2d3038c3e97c851d5e662d1bbfa5541c3079
SHA256

ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6
SHA512

7ad891c2fe2f7c9a5a1f5de3817fabf9e7eb5330c47d9e4b89194181cf1936d9ff3a584c323e8d636ad19a23b0204b01249cb51e05f573a22f1cd93cf1a66a04
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/3048-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3048-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3048-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/3048-65-0x0000000000400000-0x0000000000414000-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe

Executes dropped EXE 3 IoCs

pid	Process
2288	csrsll.exe
4944	csrsll.exe
3048	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-1-5-21-4089630652-1596403869-279772308-1000\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 4720 set thread context of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 2288 set thread context of 4944	2288	csrsll.exe	97
PID 2288 set thread context of 3048	2288	csrsll.exe	98

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4720-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4720-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1436-8-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1436-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4720-12-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1436-14-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023cbf-30.dat	upx
behavioral2/memory/2288-37-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1436-41-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2288-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3048-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3048-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3048-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3048-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2288-43-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3048-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2288-60-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1436-63-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4944-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3048-65-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe
Token: SeDebugPrivilege	4944	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe
1436	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe
2288	csrsll.exe
4944	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4720 wrote to memory of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 4720 wrote to memory of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 4720 wrote to memory of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 4720 wrote to memory of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 4720 wrote to memory of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 4720 wrote to memory of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 4720 wrote to memory of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 4720 wrote to memory of 1436	4720	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	86
PID 1436 wrote to memory of 4144	1436	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	89
PID 1436 wrote to memory of 4144	1436	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	89
PID 1436 wrote to memory of 4144	1436	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	89
PID 4144 wrote to memory of 4948	4144	cmd.exe	92
PID 4144 wrote to memory of 4948	4144	cmd.exe	92
PID 4144 wrote to memory of 4948	4144	cmd.exe	92
PID 1436 wrote to memory of 2288	1436	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	93
PID 1436 wrote to memory of 2288	1436	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	93
PID 1436 wrote to memory of 2288	1436	ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe	93
PID 2288 wrote to memory of 4944	2288	csrsll.exe	97
PID 2288 wrote to memory of 4944	2288	csrsll.exe	97
PID 2288 wrote to memory of 4944	2288	csrsll.exe	97
PID 2288 wrote to memory of 4944	2288	csrsll.exe	97
PID 2288 wrote to memory of 4944	2288	csrsll.exe	97
PID 2288 wrote to memory of 4944	2288	csrsll.exe	97
PID 2288 wrote to memory of 4944	2288	csrsll.exe	97
PID 2288 wrote to memory of 4944	2288	csrsll.exe	97
PID 2288 wrote to memory of 3048	2288	csrsll.exe	98
PID 2288 wrote to memory of 3048	2288	csrsll.exe	98
PID 2288 wrote to memory of 3048	2288	csrsll.exe	98
PID 2288 wrote to memory of 3048	2288	csrsll.exe	98
PID 2288 wrote to memory of 3048	2288	csrsll.exe	98
PID 2288 wrote to memory of 3048	2288	csrsll.exe	98
PID 2288 wrote to memory of 3048	2288	csrsll.exe	98
PID 2288 wrote to memory of 3048	2288	csrsll.exe	98

C:\Users\Admin\AppData\Local\Temp\ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe
"C:\Users\Admin\AppData\Local\Temp\ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Users\Admin\AppData\Local\Temp\ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe
  "C:\Users\Admin\AppData\Local\Temp\ed9c6ac7e783d7fbee4949d3d7e2e969cf77ed6e27beacbccf9ab5c17491bdf6.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1436
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\MXUAS.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4144
  - - 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:4948
- - 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:2288
  - - 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:4944
  - - 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:3048

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\MXUAS.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
0cda8b275fedc0f641ea40ee521e99b4

SHA1
8180fc511eb62099354e4bd7197fa4b99b03df09

SHA256
723e593609ec29dafb799e078024842fd2293b03e83e0f682d20a130d9ee88d6

SHA512
81496a98acf4e88d5fc54e52036c52b8f33492f82f9ca116e3e9fd0a38a0c9ecd62a0de1c360b28f1189f0e528f172bedb2cc09a00b96831ca03bfe0b7261ddf

Download Submit
memory/1436-14-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1436-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1436-61-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/1436-41-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1436-8-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1436-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2288-37-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2288-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2288-60-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2288-43-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3048-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3048-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3048-65-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3048-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3048-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3048-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4720-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4720-6-0x0000000002A20000-0x0000000002A22000-memory.dmp

Filesize
8KB

Download
memory/4720-12-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4720-4-0x0000000002A10000-0x0000000002A12000-memory.dmp

Filesize
8KB

Download
memory/4720-7-0x0000000002A30000-0x0000000002A32000-memory.dmp

Filesize
8KB

Download
memory/4720-3-0x0000000002A00000-0x0000000002A02000-memory.dmp

Filesize
8KB

Download
memory/4720-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4944-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads