modiloader | e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64

Analysis

max time kernel
118s
max time network
18s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
18/12/2024, 10:16

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General

Target

e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
Size

90KB
MD5

23bd190f2c66c64427308b681e1c8dcd
SHA1

9cc3a6cbd558cfd21b5cabf34450f192318378fb
SHA256

e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64
SHA512

69994d24567de32963f762666b480a228654b521f14d9aa122c52211926226a4373a5799184b7c69eb64ee241abdc8cfc386ad6e671e035c4d494816b3cd5a53
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD7:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE39

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/2664-260-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2264	csrsll.exe
756	csrsll.exe
2664	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.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-1-5-21-2703099537-420551529-3771253338-1000\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 2368 set thread context of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 2264 set thread context of 756	2264	csrsll.exe	35
PID 2264 set thread context of 2664	2264	csrsll.exe	36

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2368-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2368-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2368-92-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2368-83-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1524-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2368-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2368-79-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1524-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-109-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2368-108-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1524-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000120fd-134.dat	upx
behavioral1/memory/2264-149-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1524-152-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2264-202-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2664-249-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2264-252-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2264-248-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/756-239-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1524-256-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/756-257-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2664-260-0x0000000000400000-0x0000000000414000-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	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.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	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe
Token: SeDebugPrivilege	756	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
2264	csrsll.exe
756	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 2368 wrote to memory of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 2368 wrote to memory of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 2368 wrote to memory of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 2368 wrote to memory of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 2368 wrote to memory of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 2368 wrote to memory of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 2368 wrote to memory of 1524	2368	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	30
PID 1524 wrote to memory of 1952	1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	31
PID 1524 wrote to memory of 1952	1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	31
PID 1524 wrote to memory of 1952	1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	31
PID 1524 wrote to memory of 1952	1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	31
PID 1952 wrote to memory of 1496	1952	cmd.exe	33
PID 1952 wrote to memory of 1496	1952	cmd.exe	33
PID 1952 wrote to memory of 1496	1952	cmd.exe	33
PID 1952 wrote to memory of 1496	1952	cmd.exe	33
PID 1524 wrote to memory of 2264	1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	34
PID 1524 wrote to memory of 2264	1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	34
PID 1524 wrote to memory of 2264	1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	34
PID 1524 wrote to memory of 2264	1524	e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe	34
PID 2264 wrote to memory of 756	2264	csrsll.exe	35
PID 2264 wrote to memory of 756	2264	csrsll.exe	35
PID 2264 wrote to memory of 756	2264	csrsll.exe	35
PID 2264 wrote to memory of 756	2264	csrsll.exe	35
PID 2264 wrote to memory of 756	2264	csrsll.exe	35
PID 2264 wrote to memory of 756	2264	csrsll.exe	35
PID 2264 wrote to memory of 756	2264	csrsll.exe	35
PID 2264 wrote to memory of 756	2264	csrsll.exe	35
PID 2264 wrote to memory of 2664	2264	csrsll.exe	36
PID 2264 wrote to memory of 2664	2264	csrsll.exe	36
PID 2264 wrote to memory of 2664	2264	csrsll.exe	36
PID 2264 wrote to memory of 2664	2264	csrsll.exe	36
PID 2264 wrote to memory of 2664	2264	csrsll.exe	36
PID 2264 wrote to memory of 2664	2264	csrsll.exe	36
PID 2264 wrote to memory of 2664	2264	csrsll.exe	36
PID 2264 wrote to memory of 2664	2264	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
"C:\Users\Admin\AppData\Local\Temp\e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Users\Admin\AppData\Local\Temp\e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe
  "C:\Users\Admin\AppData\Local\Temp\e9ebb65620ce2af8d3d288369de7072e269624bcb3ef6ce7b1fbfd3aaba18f64.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1524
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\RPNSF.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1952
  - - 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:1496
- - 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:2264
  - - 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:756
  - - 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:2664

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\RPNSF.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
38253c88ab55d5c681bae24d90803115

SHA1
f2de2266891eca3a482c17ae1972f13b5568ae8f

SHA256
683dea84ea7bdbc292bce3fea69503a2ea36f8d8b02dd518037b33bde34eba7b

SHA512
306466572e80d31bdd3483d96e491489ace9e9a2360bf1a2878f6fcac56ba1b7177fd85f5e735a90a6387ae3067676858591684bd0514d9cdffe08b5b286dc46

Download Submit
memory/756-239-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/756-257-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-152-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-256-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-109-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1524-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1524-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2264-202-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2264-149-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2264-248-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2264-252-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2264-165-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2264-176-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2264-155-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2368-92-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-108-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-41-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2368-29-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2368-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-18-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2368-83-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-71-0x0000000000670000-0x0000000000671000-memory.dmp

Filesize
4KB

Download
memory/2368-99-0x0000000002630000-0x0000000002683000-memory.dmp

Filesize
332KB

Download
memory/2368-61-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2368-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2368-79-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2368-80-0x0000000000690000-0x0000000000692000-memory.dmp

Filesize
8KB

Download
memory/2368-15-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2368-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2664-249-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2664-260-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads