modiloader | 24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662

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
22-01-2025 11:15

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General

Target

24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe
Size

90KB
MD5

ca884b3f1bf32eb9db889f5e171913fd
SHA1

7eccbfcb14f8c65b4c67887899ff4a2d6ccb1b39
SHA256

24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662
SHA512

39a8434a18bf278e7187d65ef6969dc01000106807de0ce495a5dfb652d5c9ddf275d5f365ba2fd143e98a28e48fcccdfa2f7cb13250a587c4ff98e05c6039a0
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3b

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/1584-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1584-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1584-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1584-62-0x0000000000400000-0x0000000000414000-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe

Executes dropped EXE 3 IoCs

pid	Process
3380	csrsll.exe
824	csrsll.exe
1584	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-1-5-21-2878641211-696417878-3864914810-1000\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 1116 set thread context of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 3380 set thread context of 824	3380	csrsll.exe	95
PID 3380 set thread context of 1584	3380	csrsll.exe	96

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1116-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1116-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3524-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3524-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1116-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3524-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000b000000023b41-29.dat	upx
behavioral2/memory/3524-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3380-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3380-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1584-45-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1584-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1584-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1584-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1584-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3380-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3524-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/824-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1584-62-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe
Token: SeDebugPrivilege	824	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe
3524	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe
3380	csrsll.exe
824	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1116 wrote to memory of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 1116 wrote to memory of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 1116 wrote to memory of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 1116 wrote to memory of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 1116 wrote to memory of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 1116 wrote to memory of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 1116 wrote to memory of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 1116 wrote to memory of 3524	1116	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	83
PID 3524 wrote to memory of 4380	3524	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	84
PID 3524 wrote to memory of 4380	3524	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	84
PID 3524 wrote to memory of 4380	3524	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	84
PID 4380 wrote to memory of 2012	4380	cmd.exe	88
PID 4380 wrote to memory of 2012	4380	cmd.exe	88
PID 4380 wrote to memory of 2012	4380	cmd.exe	88
PID 3524 wrote to memory of 3380	3524	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	89
PID 3524 wrote to memory of 3380	3524	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	89
PID 3524 wrote to memory of 3380	3524	24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe	89
PID 3380 wrote to memory of 824	3380	csrsll.exe	95
PID 3380 wrote to memory of 824	3380	csrsll.exe	95
PID 3380 wrote to memory of 824	3380	csrsll.exe	95
PID 3380 wrote to memory of 824	3380	csrsll.exe	95
PID 3380 wrote to memory of 824	3380	csrsll.exe	95
PID 3380 wrote to memory of 824	3380	csrsll.exe	95
PID 3380 wrote to memory of 824	3380	csrsll.exe	95
PID 3380 wrote to memory of 824	3380	csrsll.exe	95
PID 3380 wrote to memory of 1584	3380	csrsll.exe	96
PID 3380 wrote to memory of 1584	3380	csrsll.exe	96
PID 3380 wrote to memory of 1584	3380	csrsll.exe	96
PID 3380 wrote to memory of 1584	3380	csrsll.exe	96
PID 3380 wrote to memory of 1584	3380	csrsll.exe	96
PID 3380 wrote to memory of 1584	3380	csrsll.exe	96
PID 3380 wrote to memory of 1584	3380	csrsll.exe	96
PID 3380 wrote to memory of 1584	3380	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe
"C:\Users\Admin\AppData\Local\Temp\24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1116
- C:\Users\Admin\AppData\Local\Temp\24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe
  "C:\Users\Admin\AppData\Local\Temp\24ee5c4786302d1e8e92bd4a0ae12505ca2a86905c3780ce7ea9a3fa78145662.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3524
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\XTHUF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4380
  - - 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:2012
- - 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:3380
  - - 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:824
  - - 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:1584

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

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
560590399715e104327152d476d9408c

SHA1
2904c00d1e285c4c004368e40fdcd49bc9ef5de3

SHA256
a1ce149fcaf398c7dfd1dabd117eb469536a39294ca1aa25a7c93df8599ee38a

SHA512
c704893f77c573a4592871bf5e514984c940950ab2c4a25c3398c6978f70ec30fa641b9a1d2a3571a40e221f20b630aea4499b5e4469bc2fde085d65bb241123

Download Submit
memory/824-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1116-3-0x0000000002410000-0x0000000002412000-memory.dmp

Filesize
8KB

Download
memory/1116-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1116-6-0x0000000002C90000-0x0000000002C92000-memory.dmp

Filesize
8KB

Download
memory/1116-5-0x0000000002C80000-0x0000000002C82000-memory.dmp

Filesize
8KB

Download
memory/1116-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1116-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1584-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1584-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1584-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1584-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1584-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1584-45-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3380-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3380-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3380-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3524-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3524-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3524-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3524-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3524-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads