modiloader | dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2024 03:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe
Size

90KB
MD5

f495f63531a8d8e37b6450f92b9dda64
SHA1

ddca8841e99b338bdcb4f2b406b9d594d45ba891
SHA256

dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7
SHA512

2c64f8e388517529759881cb8a2e5f2bbeabd45bfc83d90aa7eab8fd892d0f9df7c6fb1c1fb4d7722b1bcc28b61522b7240b6d5fe8fe345f1149633adccf0890
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD5:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3/

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/4000-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4000-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4000-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4000-62-0x0000000000400000-0x0000000000414000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe

Executes dropped EXE 3 IoCs

pid	Process
2480	csrsll.exe
908	csrsll.exe
4000	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-1-5-21-3350944739-639801879-157714471-1000\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 3396 set thread context of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 2480 set thread context of 908	2480	csrsll.exe	102
PID 2480 set thread context of 4000	2480	csrsll.exe	103

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3396-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3396-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4200-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4200-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4200-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3396-13-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x000b000000023b65-29.dat	upx
behavioral2/memory/4200-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2480-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2480-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4000-47-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4000-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4000-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4000-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2480-56-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4000-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4200-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/908-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4000-62-0x0000000000400000-0x0000000000414000-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	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.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	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe
Token: SeDebugPrivilege	908	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe
4200	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe
2480	csrsll.exe
908	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 3396 wrote to memory of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 3396 wrote to memory of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 3396 wrote to memory of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 3396 wrote to memory of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 3396 wrote to memory of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 3396 wrote to memory of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 3396 wrote to memory of 4200	3396	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	84
PID 4200 wrote to memory of 4740	4200	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	91
PID 4200 wrote to memory of 4740	4200	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	91
PID 4200 wrote to memory of 4740	4200	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	91
PID 4740 wrote to memory of 3332	4740	cmd.exe	95
PID 4740 wrote to memory of 3332	4740	cmd.exe	95
PID 4740 wrote to memory of 3332	4740	cmd.exe	95
PID 4200 wrote to memory of 2480	4200	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	96
PID 4200 wrote to memory of 2480	4200	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	96
PID 4200 wrote to memory of 2480	4200	dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe	96
PID 2480 wrote to memory of 908	2480	csrsll.exe	102
PID 2480 wrote to memory of 908	2480	csrsll.exe	102
PID 2480 wrote to memory of 908	2480	csrsll.exe	102
PID 2480 wrote to memory of 908	2480	csrsll.exe	102
PID 2480 wrote to memory of 908	2480	csrsll.exe	102
PID 2480 wrote to memory of 908	2480	csrsll.exe	102
PID 2480 wrote to memory of 908	2480	csrsll.exe	102
PID 2480 wrote to memory of 908	2480	csrsll.exe	102
PID 2480 wrote to memory of 4000	2480	csrsll.exe	103
PID 2480 wrote to memory of 4000	2480	csrsll.exe	103
PID 2480 wrote to memory of 4000	2480	csrsll.exe	103
PID 2480 wrote to memory of 4000	2480	csrsll.exe	103
PID 2480 wrote to memory of 4000	2480	csrsll.exe	103
PID 2480 wrote to memory of 4000	2480	csrsll.exe	103
PID 2480 wrote to memory of 4000	2480	csrsll.exe	103
PID 2480 wrote to memory of 4000	2480	csrsll.exe	103

C:\Users\Admin\AppData\Local\Temp\dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe
"C:\Users\Admin\AppData\Local\Temp\dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3396
- C:\Users\Admin\AppData\Local\Temp\dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe
  "C:\Users\Admin\AppData\Local\Temp\dcbe4124b781995811a2b2658784a77a65881fa00e76d1a02772728119ffaff7.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4200
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\KGEUS.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4740
  - - 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:3332
- - 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:2480
  - - 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:908
  - - 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:4000

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\KGEUS.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
293eb3a3f75df2eea25c15bd48a7a3e7

SHA1
117a101a4d15d89aa240a0926b96f9bfb25308f2

SHA256
992b250f7ee88c2730a854f9686d787cc47efb10c6cc96674c91650a7dceaeb0

SHA512
bd96ec966ebb06a77b7819f070d47158e69836f3b85697794e1105c6a68481ac6d534d44b26b2a6b68d97f0cf0405d39e5a445c8338e0ebeab54d6f10b2c1602

Download Submit
memory/908-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2480-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2480-56-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2480-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3396-3-0x0000000002B50000-0x0000000002B52000-memory.dmp

Filesize
8KB

Download
memory/3396-4-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download
memory/3396-6-0x0000000002B80000-0x0000000002B82000-memory.dmp

Filesize
8KB

Download
memory/3396-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3396-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3396-13-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4000-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4000-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4000-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4000-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4000-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4000-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4200-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4200-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4200-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4200-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4200-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads