modiloader | 7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153

Analysis

max time kernel
150s
max time network
147s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 00:39

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General

Target

7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
Size

94KB
MD5

3d9f296ae97998651bbc99dba4a4a7c0
SHA1

d984fadaa229c24f1662fc67de66fcdc47ab3287
SHA256

7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153
SHA512

9225de20fc1785959beadef19b1e1a9f0dd0034bbd5a539e0bf0bf315982aeb431545733e6beabe55896e61d740628b60a0301e9253db92936c4f55c2e3a9b50
SSDEEP

1536:/pdyL9GjGiwA1z0PmVggNJKbFD2BBMx1RiwmPJr3raDk5BRf13KH9m2POE/:/pdyLALwACPmV3NYaYLiwIt3raA5BRfM

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 1 IoCs

resource	yara_rule
behavioral1/memory/4212-147856-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
25320	csrsll.exe
4160	csrsll.exe
4212	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.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-1-5-21-1163522206-1469769407-485553996-1000\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 1676 set thread context of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 25320 set thread context of 4160	25320	csrsll.exe	36
PID 25320 set thread context of 4212	25320	csrsll.exe	37

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1676-0-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/1676-178-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/25028-73930-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/25028-73929-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1676-73928-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/25028-73927-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1676-73924-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/25028-73923-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/25028-73920-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/25028-73918-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000a000000016d6f-73969.dat	upx
behavioral1/memory/25320-73975-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/25028-73972-0x0000000001E40000-0x0000000001E96000-memory.dmp	upx
behavioral1/memory/25028-147849-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/25028-147846-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/4212-147845-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/25320-147841-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/4212-147856-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/4160-147855-0x0000000000400000-0x000000000040B000-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	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	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe
Token: SeDebugPrivilege	4160	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
25320	csrsll.exe
4160	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 1676 wrote to memory of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 1676 wrote to memory of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 1676 wrote to memory of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 1676 wrote to memory of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 1676 wrote to memory of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 1676 wrote to memory of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 1676 wrote to memory of 25028	1676	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	30
PID 25028 wrote to memory of 25232	25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	32
PID 25028 wrote to memory of 25232	25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	32
PID 25028 wrote to memory of 25232	25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	32
PID 25028 wrote to memory of 25232	25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	32
PID 25232 wrote to memory of 25296	25232	cmd.exe	34
PID 25232 wrote to memory of 25296	25232	cmd.exe	34
PID 25232 wrote to memory of 25296	25232	cmd.exe	34
PID 25232 wrote to memory of 25296	25232	cmd.exe	34
PID 25028 wrote to memory of 25320	25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	35
PID 25028 wrote to memory of 25320	25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	35
PID 25028 wrote to memory of 25320	25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	35
PID 25028 wrote to memory of 25320	25028	7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe	35
PID 25320 wrote to memory of 4160	25320	csrsll.exe	36
PID 25320 wrote to memory of 4160	25320	csrsll.exe	36
PID 25320 wrote to memory of 4160	25320	csrsll.exe	36
PID 25320 wrote to memory of 4160	25320	csrsll.exe	36
PID 25320 wrote to memory of 4160	25320	csrsll.exe	36
PID 25320 wrote to memory of 4160	25320	csrsll.exe	36
PID 25320 wrote to memory of 4160	25320	csrsll.exe	36
PID 25320 wrote to memory of 4160	25320	csrsll.exe	36
PID 25320 wrote to memory of 4212	25320	csrsll.exe	37
PID 25320 wrote to memory of 4212	25320	csrsll.exe	37
PID 25320 wrote to memory of 4212	25320	csrsll.exe	37
PID 25320 wrote to memory of 4212	25320	csrsll.exe	37
PID 25320 wrote to memory of 4212	25320	csrsll.exe	37
PID 25320 wrote to memory of 4212	25320	csrsll.exe	37
PID 25320 wrote to memory of 4212	25320	csrsll.exe	37
PID 25320 wrote to memory of 4212	25320	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
"C:\Users\Admin\AppData\Local\Temp\7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Users\Admin\AppData\Local\Temp\7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe
  "C:\Users\Admin\AppData\Local\Temp\7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:25028
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\QHRNI.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:25232
  - - 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:25296
- - 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:25320
  - - 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:4160
  - - 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:4212

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

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\QHRNI.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
94KB

MD5
3d9f296ae97998651bbc99dba4a4a7c0

SHA1
d984fadaa229c24f1662fc67de66fcdc47ab3287

SHA256
7d64ee2c6d6da044550d38c3a83826ec8678f7baaffc826a6859b2116f61f153

SHA512
9225de20fc1785959beadef19b1e1a9f0dd0034bbd5a539e0bf0bf315982aeb431545733e6beabe55896e61d740628b60a0301e9253db92936c4f55c2e3a9b50

Download Submit
memory/1676-0-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1676-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1676-13-0x0000000000405000-0x0000000000406000-memory.dmp

Filesize
4KB

Download
memory/1676-178-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1676-73928-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1676-73926-0x0000000002530000-0x0000000002586000-memory.dmp

Filesize
344KB

Download
memory/1676-73924-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4160-147855-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4212-147856-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4212-147845-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/25028-73920-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25028-73973-0x0000000001E40000-0x0000000001E96000-memory.dmp

Filesize
344KB

Download
memory/25028-73916-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25028-73922-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/25028-73923-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25028-73930-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25028-73974-0x0000000001E40000-0x0000000001E96000-memory.dmp

Filesize
344KB

Download
memory/25028-73918-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25028-73972-0x0000000001E40000-0x0000000001E96000-memory.dmp

Filesize
344KB

Download
memory/25028-147849-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25028-147846-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25028-73927-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25028-73929-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/25320-147841-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/25320-73975-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads