modiloader | 22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260e

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 03:12

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General

Target

22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe
Size

90KB
MD5

4b09c2a7469865594c377a6b2af68360
SHA1

c30a49f6ff4e28f022aa0ee22729e3382e5b0ed5
SHA256

22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260e
SHA512

9bbcd5c443910eb9b7ad6a4ba64f4429a77e093460fd1c118b55c51afed65fa9b959d974b051e6a5f5a7570ca6e8719e7b5bc0aaba17837f46a7fe587b2b88c7
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDq:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3o

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/2592-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2592-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2592-51-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2592-63-0x0000000000400000-0x0000000000414000-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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe

Executes dropped EXE 3 IoCs

pid	Process
3536	csrsll.exe
2960	csrsll.exe
2592	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-1-5-21-2437139445-1151884604-3026847218-1000\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 4644 set thread context of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 3536 set thread context of 2960	3536	csrsll.exe	102
PID 3536 set thread context of 2592	3536	csrsll.exe	103

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4644-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4644-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4584-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4584-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4584-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4644-14-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x000b000000023b99-29.dat	upx
behavioral2/memory/3536-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3536-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2592-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2592-44-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4584-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3536-55-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2592-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2592-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2592-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4584-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2960-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2592-63-0x0000000000400000-0x0000000000414000-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	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe
Token: SeDebugPrivilege	2960	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe
4584	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe
3536	csrsll.exe
2960	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 4644 wrote to memory of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 4644 wrote to memory of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 4644 wrote to memory of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 4644 wrote to memory of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 4644 wrote to memory of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 4644 wrote to memory of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 4644 wrote to memory of 4584	4644	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	92
PID 4584 wrote to memory of 5008	4584	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	93
PID 4584 wrote to memory of 5008	4584	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	93
PID 4584 wrote to memory of 5008	4584	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	93
PID 5008 wrote to memory of 4836	5008	cmd.exe	97
PID 5008 wrote to memory of 4836	5008	cmd.exe	97
PID 5008 wrote to memory of 4836	5008	cmd.exe	97
PID 4584 wrote to memory of 3536	4584	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	98
PID 4584 wrote to memory of 3536	4584	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	98
PID 4584 wrote to memory of 3536	4584	22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe	98
PID 3536 wrote to memory of 2960	3536	csrsll.exe	102
PID 3536 wrote to memory of 2960	3536	csrsll.exe	102
PID 3536 wrote to memory of 2960	3536	csrsll.exe	102
PID 3536 wrote to memory of 2960	3536	csrsll.exe	102
PID 3536 wrote to memory of 2960	3536	csrsll.exe	102
PID 3536 wrote to memory of 2960	3536	csrsll.exe	102
PID 3536 wrote to memory of 2960	3536	csrsll.exe	102
PID 3536 wrote to memory of 2960	3536	csrsll.exe	102
PID 3536 wrote to memory of 2592	3536	csrsll.exe	103
PID 3536 wrote to memory of 2592	3536	csrsll.exe	103
PID 3536 wrote to memory of 2592	3536	csrsll.exe	103
PID 3536 wrote to memory of 2592	3536	csrsll.exe	103
PID 3536 wrote to memory of 2592	3536	csrsll.exe	103
PID 3536 wrote to memory of 2592	3536	csrsll.exe	103
PID 3536 wrote to memory of 2592	3536	csrsll.exe	103
PID 3536 wrote to memory of 2592	3536	csrsll.exe	103

C:\Users\Admin\AppData\Local\Temp\22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe
"C:\Users\Admin\AppData\Local\Temp\22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4644
- C:\Users\Admin\AppData\Local\Temp\22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe
  "C:\Users\Admin\AppData\Local\Temp\22601eb6ed744e7fc6e7534e8ab5f58583fb5973b74b8f138b45662bedca260eN.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4584
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GHFNG.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5008
  - - 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:4836
- - 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:3536
  - - 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:2960
  - - 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:2592

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\GHFNG.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
9dbaf9c0fa081270041c92084b526542

SHA1
f81dd9db2e583a03885fdf7e108ef6c5712c42a9

SHA256
b5bcbcd569678f26e065e0664d5070e91e6f3ae0bf7ad81c58f53bfbcf9992bf

SHA512
961ae760a925b15912aa256f3dacc0e97315f848a04539cdaca3e63a85af879c6c0e4b94257fa0a414ca3b87d22c832a4861715e3f313271340084b2da428d44

Download Submit
memory/2592-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2592-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2592-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2592-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2592-44-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2592-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2960-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3536-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3536-55-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3536-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4584-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4584-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4584-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4584-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4584-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4644-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4644-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4644-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4644-6-0x0000000002B90000-0x0000000002B92000-memory.dmp

Filesize
8KB

Download
memory/4644-4-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/4644-3-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads