modiloader | 4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09

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
08-01-2025 01:00

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General

Target

4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe
Size

90KB
MD5

dcdb42005df6419d303fb628b5b03b14
SHA1

6151bbe28fdcc04623a296a1afc85da57b8c294c
SHA256

4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09
SHA512

4b472224097c7249359681c781280ebb75303ee2fd9e9cfd46575d258b1d1b3c467d75e7c50ec9f31067fe1262b627322f743cb69b72cffb67a5e3bd78dbf4ca
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDo:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3G

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/4428-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4428-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4428-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/4428-62-0x0000000000400000-0x0000000000414000-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe

Executes dropped EXE 3 IoCs

pid	Process
4932	csrsll.exe
2964	csrsll.exe
4428	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-1-5-21-4089630652-1596403869-279772308-1000\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 3588 set thread context of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 4932 set thread context of 2964	4932	csrsll.exe	97
PID 4932 set thread context of 4428	4932	csrsll.exe	98

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3588-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3588-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5068-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5068-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5068-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3588-12-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x000b000000023b94-29.dat	upx
behavioral2/memory/5068-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4932-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4932-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4428-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4428-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4428-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4428-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4428-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4932-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5068-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2964-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4428-62-0x0000000000400000-0x0000000000414000-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	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	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe
Token: SeDebugPrivilege	2964	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe
5068	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe
4932	csrsll.exe
2964	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3588 wrote to memory of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 3588 wrote to memory of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 3588 wrote to memory of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 3588 wrote to memory of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 3588 wrote to memory of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 3588 wrote to memory of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 3588 wrote to memory of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 3588 wrote to memory of 5068	3588	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	84
PID 5068 wrote to memory of 2440	5068	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	85
PID 5068 wrote to memory of 2440	5068	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	85
PID 5068 wrote to memory of 2440	5068	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	85
PID 2440 wrote to memory of 3860	2440	cmd.exe	88
PID 2440 wrote to memory of 3860	2440	cmd.exe	88
PID 2440 wrote to memory of 3860	2440	cmd.exe	88
PID 5068 wrote to memory of 4932	5068	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	89
PID 5068 wrote to memory of 4932	5068	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	89
PID 5068 wrote to memory of 4932	5068	4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe	89
PID 4932 wrote to memory of 2964	4932	csrsll.exe	97
PID 4932 wrote to memory of 2964	4932	csrsll.exe	97
PID 4932 wrote to memory of 2964	4932	csrsll.exe	97
PID 4932 wrote to memory of 2964	4932	csrsll.exe	97
PID 4932 wrote to memory of 2964	4932	csrsll.exe	97
PID 4932 wrote to memory of 2964	4932	csrsll.exe	97
PID 4932 wrote to memory of 2964	4932	csrsll.exe	97
PID 4932 wrote to memory of 2964	4932	csrsll.exe	97
PID 4932 wrote to memory of 4428	4932	csrsll.exe	98
PID 4932 wrote to memory of 4428	4932	csrsll.exe	98
PID 4932 wrote to memory of 4428	4932	csrsll.exe	98
PID 4932 wrote to memory of 4428	4932	csrsll.exe	98
PID 4932 wrote to memory of 4428	4932	csrsll.exe	98
PID 4932 wrote to memory of 4428	4932	csrsll.exe	98
PID 4932 wrote to memory of 4428	4932	csrsll.exe	98
PID 4932 wrote to memory of 4428	4932	csrsll.exe	98

C:\Users\Admin\AppData\Local\Temp\4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe
"C:\Users\Admin\AppData\Local\Temp\4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3588
- C:\Users\Admin\AppData\Local\Temp\4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe
  "C:\Users\Admin\AppData\Local\Temp\4eb9de08f25f56c4c5b6c0e4f2e82ac61ac2bf540d4da67f139bb32616010f09.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5068
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\KXGGS.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2440
  - - 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:3860
- - 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:4932
  - - 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:2964
  - - 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:4428

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\KXGGS.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
e2c0d5060c9ada69cf4fb49da7c95253

SHA1
11b4d3db1556c110845579f3bbb8d83490db900c

SHA256
ddaf0847e3d937de0b15d8d096a77b8df9a553230d072d924ad80ed82b0bbb67

SHA512
4bd285c48e58d2bf04838fbaf09dbd688edc8b8ba17e0011eee56ac615506194b0b7026276547d00758d36551d3fb9ec0861129d4100765daf33a5e8f044ee0e

Download Submit
memory/2964-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3588-3-0x0000000002410000-0x0000000002412000-memory.dmp

Filesize
8KB

Download
memory/3588-4-0x0000000002430000-0x0000000002432000-memory.dmp

Filesize
8KB

Download
memory/3588-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3588-6-0x0000000002450000-0x0000000002452000-memory.dmp

Filesize
8KB

Download
memory/3588-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3588-12-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4428-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4428-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4428-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4428-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4428-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4428-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4932-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4932-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4932-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5068-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5068-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5068-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5068-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5068-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads