modiloader | 7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5

Analysis

max time kernel
148s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 00:43

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General

Target

7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe
Size

90KB
MD5

31c6327e6f3558cb712518053eaec92b
SHA1

9c8776cbeaa3ba441a5420cadb81530dcbfe07f2
SHA256

7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5
SHA512

ef5d09fc3c6d97c44770f33a488019f9622e3b0f1ff655484d0b942037c3b5270ae0ada9e478042789cc7f93f32f4742d1388865bc79748727ba4471e780ccff
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/5028-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5028-58-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5028-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/5028-63-0x0000000000400000-0x0000000000414000-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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe

Executes dropped EXE 3 IoCs

pid	Process
60	csrsll.exe
2328	csrsll.exe
5028	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-1-5-21-940901362-3608833189-1915618603-1000\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 3512 set thread context of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 60 set thread context of 2328	60	csrsll.exe	101
PID 60 set thread context of 5028	60	csrsll.exe	102

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3512-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3512-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4460-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4460-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3512-13-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4460-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000a00000001e58b-29.dat	upx
behavioral2/memory/60-36-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4460-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/60-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/60-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/60-53-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5028-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5028-58-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5028-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5028-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4460-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5028-46-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2328-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5028-63-0x0000000000400000-0x0000000000414000-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	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	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe
Token: SeDebugPrivilege	2328	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe
4460	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe
60	csrsll.exe
2328	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3512 wrote to memory of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 3512 wrote to memory of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 3512 wrote to memory of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 3512 wrote to memory of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 3512 wrote to memory of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 3512 wrote to memory of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 3512 wrote to memory of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 3512 wrote to memory of 4460	3512	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	92
PID 4460 wrote to memory of 4108	4460	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	96
PID 4460 wrote to memory of 4108	4460	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	96
PID 4460 wrote to memory of 4108	4460	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	96
PID 4108 wrote to memory of 3304	4108	cmd.exe	99
PID 4108 wrote to memory of 3304	4108	cmd.exe	99
PID 4108 wrote to memory of 3304	4108	cmd.exe	99
PID 4460 wrote to memory of 60	4460	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	100
PID 4460 wrote to memory of 60	4460	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	100
PID 4460 wrote to memory of 60	4460	7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe	100
PID 60 wrote to memory of 2328	60	csrsll.exe	101
PID 60 wrote to memory of 2328	60	csrsll.exe	101
PID 60 wrote to memory of 2328	60	csrsll.exe	101
PID 60 wrote to memory of 2328	60	csrsll.exe	101
PID 60 wrote to memory of 2328	60	csrsll.exe	101
PID 60 wrote to memory of 2328	60	csrsll.exe	101
PID 60 wrote to memory of 2328	60	csrsll.exe	101
PID 60 wrote to memory of 2328	60	csrsll.exe	101
PID 60 wrote to memory of 5028	60	csrsll.exe	102
PID 60 wrote to memory of 5028	60	csrsll.exe	102
PID 60 wrote to memory of 5028	60	csrsll.exe	102
PID 60 wrote to memory of 5028	60	csrsll.exe	102
PID 60 wrote to memory of 5028	60	csrsll.exe	102
PID 60 wrote to memory of 5028	60	csrsll.exe	102
PID 60 wrote to memory of 5028	60	csrsll.exe	102
PID 60 wrote to memory of 5028	60	csrsll.exe	102

C:\Users\Admin\AppData\Local\Temp\7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe
"C:\Users\Admin\AppData\Local\Temp\7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Users\Admin\AppData\Local\Temp\7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe
  "C:\Users\Admin\AppData\Local\Temp\7e4f7ea58df43cb5f3a1fa8a4896dd6565c5d89aaebf8260a597fe5d5ebeacb5.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4460
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GHENF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4108
  - - 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:3304
- - 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:60
  - - 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:2328
  - - 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:5028

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\GHENF.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
f3e8cd60c6c5322a247f5c6105362957

SHA1
9d8b7a0a23d46a54b14776036517d9c1cf91183b

SHA256
cf4ad1c1e4abd154a4e552b23b7f6e6dadee97408db4398d7cec4ae962097543

SHA512
ec5cd001273965bf412586c8f66f7be3189cb8e9a823d8c6e8286b0ea4c012841e1e845ac09fdd21e9e812d0b921c21b3369061c9499c122fb6ccb96af472e7d

Download Submit
memory/60-53-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/60-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/60-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/60-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2328-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3512-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3512-6-0x0000000002CA0000-0x0000000002CA2000-memory.dmp

Filesize
8KB

Download
memory/3512-13-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3512-4-0x0000000002C80000-0x0000000002C82000-memory.dmp

Filesize
8KB

Download
memory/3512-3-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/3512-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4460-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4460-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4460-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4460-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4460-59-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/4460-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5028-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5028-58-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5028-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5028-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5028-46-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5028-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads