modiloader | 68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64

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
02/01/2025, 08:59

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General

Target

68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe
Size

326KB
MD5

8fa85f3a21db168ae16015934f6baa80
SHA1

d6044dfe9afb5274daa03fbd72ec32aef9757d09
SHA256

68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64
SHA512

ca98cb3ba8dd5d4e5e358524ba1aafb108de0c864cf89ca1a13299fec18ab56f72b7551a24c7a26cafea5962047c7ba727d2969679255d7c9542d12a3c397438
SSDEEP

3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XVT:csxD5cwohO+O1sVG0/pZ6iPC8w

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/2384-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2384-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2384-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2384-61-0x0000000000400000-0x0000000000414000-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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe

Executes dropped EXE 3 IoCs

pid	Process
1944	csrsll.exe
2496	csrsll.exe
2384	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-1-5-21-3442511616-637977696-3186306149-1000\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 3672 set thread context of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 1944 set thread context of 2496	1944	csrsll.exe	95
PID 1944 set thread context of 2384	1944	csrsll.exe	96

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3672-0-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/3672-5-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1456-8-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1456-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3672-11-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1456-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023c9f-29.dat	upx
behavioral2/memory/1456-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1944-40-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1944-41-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/2384-46-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2384-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1944-56-0x0000000000400000-0x0000000000454000-memory.dmp	upx
behavioral2/memory/1456-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2384-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2384-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2384-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2496-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2384-61-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe
Token: SeDebugPrivilege	2496	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe
1456	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe
1944	csrsll.exe
2496	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 3672 wrote to memory of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 3672 wrote to memory of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 3672 wrote to memory of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 3672 wrote to memory of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 3672 wrote to memory of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 3672 wrote to memory of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 3672 wrote to memory of 1456	3672	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	86
PID 1456 wrote to memory of 32	1456	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	87
PID 1456 wrote to memory of 32	1456	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	87
PID 1456 wrote to memory of 32	1456	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	87
PID 32 wrote to memory of 4944	32	cmd.exe	90
PID 32 wrote to memory of 4944	32	cmd.exe	90
PID 32 wrote to memory of 4944	32	cmd.exe	90
PID 1456 wrote to memory of 1944	1456	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	91
PID 1456 wrote to memory of 1944	1456	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	91
PID 1456 wrote to memory of 1944	1456	68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe	91
PID 1944 wrote to memory of 2496	1944	csrsll.exe	95
PID 1944 wrote to memory of 2496	1944	csrsll.exe	95
PID 1944 wrote to memory of 2496	1944	csrsll.exe	95
PID 1944 wrote to memory of 2496	1944	csrsll.exe	95
PID 1944 wrote to memory of 2496	1944	csrsll.exe	95
PID 1944 wrote to memory of 2496	1944	csrsll.exe	95
PID 1944 wrote to memory of 2496	1944	csrsll.exe	95
PID 1944 wrote to memory of 2496	1944	csrsll.exe	95
PID 1944 wrote to memory of 2384	1944	csrsll.exe	96
PID 1944 wrote to memory of 2384	1944	csrsll.exe	96
PID 1944 wrote to memory of 2384	1944	csrsll.exe	96
PID 1944 wrote to memory of 2384	1944	csrsll.exe	96
PID 1944 wrote to memory of 2384	1944	csrsll.exe	96
PID 1944 wrote to memory of 2384	1944	csrsll.exe	96
PID 1944 wrote to memory of 2384	1944	csrsll.exe	96
PID 1944 wrote to memory of 2384	1944	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe
"C:\Users\Admin\AppData\Local\Temp\68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3672
- C:\Users\Admin\AppData\Local\Temp\68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe
  "C:\Users\Admin\AppData\Local\Temp\68e2e8cb22405746bd8829af87e4fadd2b37bd4b66c4d67889ef0ac052353d64N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1456
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\IRYJF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:32
  - - 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:4944
- - 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:1944
  - - 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:2496
  - - 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:2384

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\IRYJF.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
326KB

MD5
a98d7197e99aa867692ae895d36ea37d

SHA1
529ddd4d8c066a85e2be59dd32ccb8881164da1f

SHA256
0a9a19b6258819bac08a7251d9247c52438d4a3cd4725bd009b743130a1b9430

SHA512
b4dd73fd3732e3415d52b811ed1f542e462a1ca97c0d8c8cf01d18c4f77f3ab36294c8613a5102b9e9861a929386ecc42b71f6a2b8eb4a0db8c51cb3d4ec0de6

Download Submit
memory/1456-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1456-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1456-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1456-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1456-8-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1944-40-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1944-41-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1944-56-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2384-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2384-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2384-61-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2384-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2384-46-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2384-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2496-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3672-5-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/3672-6-0x0000000002C90000-0x0000000002C92000-memory.dmp

Filesize
8KB

Download
memory/3672-4-0x0000000002C80000-0x0000000002C82000-memory.dmp

Filesize
8KB

Download
memory/3672-11-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/3672-3-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/3672-0-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/3672-7-0x0000000002CA0000-0x0000000002CA2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads