modiloader | e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbc

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
04-01-2025 20:01

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General

Target

e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe
Size

90KB
MD5

9a3140d0d99408d06158520d11c191f0
SHA1

59971075461084a97af94f8e7a9060d8338a30fb
SHA256

e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbc
SHA512

951aa8d798f6ad85f7e31d896be4d1bc72939b4df43bb58c726718e3fe08acb2fe61a0ad6026ff47a80ab1ac9d9dcb90b30b9711f24761e9a23b00efbb0a09bb
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/2420-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2420-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2420-61-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2420-63-0x0000000000400000-0x0000000000414000-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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe

Executes dropped EXE 3 IoCs

pid	Process
100	csrsll.exe
2368	csrsll.exe
2420	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-1-5-21-493223053-2004649691-1575712786-1000\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 1132 set thread context of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 100 set thread context of 2368	100	csrsll.exe	98
PID 100 set thread context of 2420	100	csrsll.exe	99

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1132-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1132-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2428-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2428-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2428-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1132-14-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x0008000000023c93-29.dat	upx
behavioral2/memory/100-37-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2428-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/100-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/100-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2420-46-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2420-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2420-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2420-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2428-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/100-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2368-55-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2420-61-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2368-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2420-63-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.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	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe
Token: SeDebugPrivilege	2368	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe
2428	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe
100	csrsll.exe
2368	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 1132 wrote to memory of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 1132 wrote to memory of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 1132 wrote to memory of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 1132 wrote to memory of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 1132 wrote to memory of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 1132 wrote to memory of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 1132 wrote to memory of 2428	1132	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	84
PID 2428 wrote to memory of 4204	2428	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	85
PID 2428 wrote to memory of 4204	2428	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	85
PID 2428 wrote to memory of 4204	2428	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	85
PID 4204 wrote to memory of 4304	4204	cmd.exe	89
PID 4204 wrote to memory of 4304	4204	cmd.exe	89
PID 4204 wrote to memory of 4304	4204	cmd.exe	89
PID 2428 wrote to memory of 100	2428	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	90
PID 2428 wrote to memory of 100	2428	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	90
PID 2428 wrote to memory of 100	2428	e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe	90
PID 100 wrote to memory of 2368	100	csrsll.exe	98
PID 100 wrote to memory of 2368	100	csrsll.exe	98
PID 100 wrote to memory of 2368	100	csrsll.exe	98
PID 100 wrote to memory of 2368	100	csrsll.exe	98
PID 100 wrote to memory of 2368	100	csrsll.exe	98
PID 100 wrote to memory of 2368	100	csrsll.exe	98
PID 100 wrote to memory of 2368	100	csrsll.exe	98
PID 100 wrote to memory of 2368	100	csrsll.exe	98
PID 100 wrote to memory of 2420	100	csrsll.exe	99
PID 100 wrote to memory of 2420	100	csrsll.exe	99
PID 100 wrote to memory of 2420	100	csrsll.exe	99
PID 100 wrote to memory of 2420	100	csrsll.exe	99
PID 100 wrote to memory of 2420	100	csrsll.exe	99
PID 100 wrote to memory of 2420	100	csrsll.exe	99
PID 100 wrote to memory of 2420	100	csrsll.exe	99
PID 100 wrote to memory of 2420	100	csrsll.exe	99

C:\Users\Admin\AppData\Local\Temp\e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe
"C:\Users\Admin\AppData\Local\Temp\e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Users\Admin\AppData\Local\Temp\e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe
  "C:\Users\Admin\AppData\Local\Temp\e5ae97be7ebd5f1c700c95cfbd8c4b043f4963c711ce48669973ad618d0ebfbcN.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2428
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GBQVO.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4204
  - - 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:4304
- - 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:100
  - - 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:2368
  - - 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:2420

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\GBQVO.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
0b300a6fe34ee733b11ae15651c55701

SHA1
0be722a50c0fefc3c298c28a5af146270a36379d

SHA256
1845e1adda64ab5c1c53da9fca224a3cdaf0dfb36800c9cdacc10ca170d170f4

SHA512
642f005f2ae1009df45e39b3112c718cb14daa841cf8d0f568947009e36f664089aa84587c8db848335b44b222446fedd7c2530e977b94cb7e47e1a2fe0a168b

Download Submit
memory/100-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/100-37-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/100-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/100-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1132-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1132-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1132-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1132-5-0x0000000002C80000-0x0000000002C82000-memory.dmp

Filesize
8KB

Download
memory/1132-6-0x0000000002CA0000-0x0000000002CA2000-memory.dmp

Filesize
8KB

Download
memory/1132-3-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download
memory/2368-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2368-55-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2420-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2420-46-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2420-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2420-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2420-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2420-61-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2428-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2428-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2428-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2428-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2428-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads