modiloader | 0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509e

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
20-01-2025 08:14

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General

Target

0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
Size

90KB
MD5

76e765ae37d6f90e38f5a7720699a410
SHA1

76059c3603705a1f00ecbf84ab6f35e0b4ca6b00
SHA256

0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509e
SHA512

4a712086de31770376784c5fff18e99c9e257cd41d698b723eb0885f419bfcbae50b0c04f2f3d4fd755bf8675e752ab875f31a05b167995913d54c0cac622f4b
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDt:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j

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/1484-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1484-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1484-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/1484-61-0x0000000000400000-0x0000000000414000-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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe

Executes dropped EXE 3 IoCs

pid	Process
4544	csrsll.exe
3684	csrsll.exe
1484	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-1-5-21-3227495264-2217614367-4027411560-1000\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 3292 set thread context of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 4544 set thread context of 3684	4544	csrsll.exe	95
PID 4544 set thread context of 1484	4544	csrsll.exe	96

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3292-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3292-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/5044-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5044-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/5044-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3292-13-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x0008000000023c8b-28.dat	upx
behavioral2/memory/5044-38-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4544-39-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4544-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1484-49-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1484-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1484-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4544-53-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1484-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1484-45-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/5044-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3684-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1484-61-0x0000000000400000-0x0000000000414000-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	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.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	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe
Token: SeDebugPrivilege	3684	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
5044	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
4544	csrsll.exe
3684	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3292 wrote to memory of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 3292 wrote to memory of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 3292 wrote to memory of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 3292 wrote to memory of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 3292 wrote to memory of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 3292 wrote to memory of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 3292 wrote to memory of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 3292 wrote to memory of 5044	3292	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	86
PID 5044 wrote to memory of 4532	5044	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	87
PID 5044 wrote to memory of 4532	5044	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	87
PID 5044 wrote to memory of 4532	5044	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	87
PID 4532 wrote to memory of 5020	4532	cmd.exe	90
PID 4532 wrote to memory of 5020	4532	cmd.exe	90
PID 4532 wrote to memory of 5020	4532	cmd.exe	90
PID 5044 wrote to memory of 4544	5044	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	91
PID 5044 wrote to memory of 4544	5044	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	91
PID 5044 wrote to memory of 4544	5044	0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe	91
PID 4544 wrote to memory of 3684	4544	csrsll.exe	95
PID 4544 wrote to memory of 3684	4544	csrsll.exe	95
PID 4544 wrote to memory of 3684	4544	csrsll.exe	95
PID 4544 wrote to memory of 3684	4544	csrsll.exe	95
PID 4544 wrote to memory of 3684	4544	csrsll.exe	95
PID 4544 wrote to memory of 3684	4544	csrsll.exe	95
PID 4544 wrote to memory of 3684	4544	csrsll.exe	95
PID 4544 wrote to memory of 3684	4544	csrsll.exe	95
PID 4544 wrote to memory of 1484	4544	csrsll.exe	96
PID 4544 wrote to memory of 1484	4544	csrsll.exe	96
PID 4544 wrote to memory of 1484	4544	csrsll.exe	96
PID 4544 wrote to memory of 1484	4544	csrsll.exe	96
PID 4544 wrote to memory of 1484	4544	csrsll.exe	96
PID 4544 wrote to memory of 1484	4544	csrsll.exe	96
PID 4544 wrote to memory of 1484	4544	csrsll.exe	96
PID 4544 wrote to memory of 1484	4544	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
"C:\Users\Admin\AppData\Local\Temp\0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3292
- C:\Users\Admin\AppData\Local\Temp\0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe
  "C:\Users\Admin\AppData\Local\Temp\0ed405288cbae510c34ac8fee60b499d33149dd93637d77503ae1dad3f87509eN.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5044
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GMRDB.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4532
  - - 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:5020
- - 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:4544
  - - 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:3684
  - - 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:1484

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\GMRDB.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
6c171899298620174c59876828b8d4d4

SHA1
f62cc20be5350b55f6624c1d9f9a8883b34da1c1

SHA256
bf63f66423c769249a6f8d37dcbc2daf757fdc2f75638d031e2913d41c9f6801

SHA512
b2c46d834a1b70fb8d89fd4c0639c399d699bff850a1de41afbf9e95463423b3c1e7bb231a11da25aae45aaf6b27f13d730c702ba39388db464936df868731ba

Download Submit
memory/1484-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1484-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1484-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1484-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1484-61-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1484-45-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3292-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3292-13-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3292-5-0x0000000002300000-0x0000000002302000-memory.dmp

Filesize
8KB

Download
memory/3292-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3292-6-0x0000000002310000-0x0000000002312000-memory.dmp

Filesize
8KB

Download
memory/3292-3-0x00000000022D0000-0x00000000022D2000-memory.dmp

Filesize
8KB

Download
memory/3684-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4544-39-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4544-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4544-53-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5044-38-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5044-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5044-57-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/5044-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5044-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5044-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads