modiloader | e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1

Analysis

max time kernel
118s
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
28/11/2024, 21:30

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General

Target

e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe
Size

90KB
MD5

cdb0c3ebf13d20baed5602124cec3430
SHA1

e725b5a52273453961e97e4ac896e7054e187c03
SHA256

e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1
SHA512

ad7d6a8f0a155cdb799bb7ca6fb3e840ad09bd2e32df6589ad100b3ab4c2e00c6108c69972d41b182f53903a7736a60ac3931103b5eed1a83f856c7da81f5784
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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/776-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/776-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/776-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/776-63-0x0000000000400000-0x0000000000414000-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	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe

Executes dropped EXE 3 IoCs

pid	Process
1368	csrsll.exe
4776	csrsll.exe
776	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 4308 set thread context of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 1368 set thread context of 4776	1368	csrsll.exe	95
PID 1368 set thread context of 776	1368	csrsll.exe	96

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4308-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4308-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1964-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1964-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1964-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4308-14-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/files/0x0008000000023c9d-29.dat	upx
behavioral2/memory/1368-36-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1368-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1964-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1368-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/776-45-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/776-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/776-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/776-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/776-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1368-58-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1964-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4776-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/776-63-0x0000000000400000-0x0000000000414000-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	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.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	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe
Token: SeDebugPrivilege	4776	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe
1964	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe
1368	csrsll.exe
4776	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 4308 wrote to memory of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 4308 wrote to memory of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 4308 wrote to memory of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 4308 wrote to memory of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 4308 wrote to memory of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 4308 wrote to memory of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 4308 wrote to memory of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 4308 wrote to memory of 1964	4308	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	86
PID 1964 wrote to memory of 4476	1964	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	88
PID 1964 wrote to memory of 4476	1964	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	88
PID 1964 wrote to memory of 4476	1964	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	88
PID 4476 wrote to memory of 4112	4476	cmd.exe	91
PID 4476 wrote to memory of 4112	4476	cmd.exe	91
PID 4476 wrote to memory of 4112	4476	cmd.exe	91
PID 1964 wrote to memory of 1368	1964	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	92
PID 1964 wrote to memory of 1368	1964	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	92
PID 1964 wrote to memory of 1368	1964	e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe	92
PID 1368 wrote to memory of 4776	1368	csrsll.exe	95
PID 1368 wrote to memory of 4776	1368	csrsll.exe	95
PID 1368 wrote to memory of 4776	1368	csrsll.exe	95
PID 1368 wrote to memory of 4776	1368	csrsll.exe	95
PID 1368 wrote to memory of 4776	1368	csrsll.exe	95
PID 1368 wrote to memory of 4776	1368	csrsll.exe	95
PID 1368 wrote to memory of 4776	1368	csrsll.exe	95
PID 1368 wrote to memory of 4776	1368	csrsll.exe	95
PID 1368 wrote to memory of 776	1368	csrsll.exe	96
PID 1368 wrote to memory of 776	1368	csrsll.exe	96
PID 1368 wrote to memory of 776	1368	csrsll.exe	96
PID 1368 wrote to memory of 776	1368	csrsll.exe	96
PID 1368 wrote to memory of 776	1368	csrsll.exe	96
PID 1368 wrote to memory of 776	1368	csrsll.exe	96
PID 1368 wrote to memory of 776	1368	csrsll.exe	96
PID 1368 wrote to memory of 776	1368	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe
"C:\Users\Admin\AppData\Local\Temp\e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4308
- C:\Users\Admin\AppData\Local\Temp\e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe
  "C:\Users\Admin\AppData\Local\Temp\e72a9533529803256ff6ff45e020ee933d11a840a6c537150adc2ed329dd08d1N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\KGEUS.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4476
  - - 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:4112
- - 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:1368
  - - 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:4776
  - - 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:776

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\KGEUS.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
4c3cd4a677e7cee213f6de020673cd45

SHA1
42bea0abe4c7743ff5737d9e1e2c7c3edd476c19

SHA256
9f1c419035b1eb7a2456860b4539bed733a3031ede0f2114d95c46942d3bb689

SHA512
7555dea016f44adc9ec93be4c52ae18ce63560d402d9c09aa48916c6ea2f19b94911b88798d6555a1a671ee56c1d61625d49c31cb1039bb59dc52637b623f1bf

Download Submit
memory/776-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/776-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/776-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/776-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/776-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/776-45-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1368-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1368-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1368-58-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1368-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1964-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1964-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1964-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1964-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1964-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1964-59-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/4308-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4308-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4308-6-0x0000000002330000-0x0000000002332000-memory.dmp

Filesize
8KB

Download
memory/4308-4-0x0000000002310000-0x0000000002312000-memory.dmp

Filesize
8KB

Download
memory/4308-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4308-3-0x0000000002300000-0x0000000002302000-memory.dmp

Filesize
8KB

Download
memory/4776-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads