modiloader | e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096

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
30/11/2024, 06:16

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General

Target

e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe
Size

90KB
MD5

ae8b0671bcd94152ff635ae19e4aa980
SHA1

449ebd091d1e0a8524256014f11ff295c42f15b6
SHA256

e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096
SHA512

6e32f277cde070ec314e410908e122fe59ef29263e36bc77359860016059cb4ab7f187228862ede6e8f8b6c51381cdb1776c263eb43172015c24dfd94cb775ce
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/2812-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2812-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2812-51-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2812-62-0x0000000000400000-0x0000000000414000-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe

Executes dropped EXE 3 IoCs

pid	Process
3476	csrsll.exe
800	csrsll.exe
2812	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 1172 set thread context of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 3476 set thread context of 800	3476	csrsll.exe	95
PID 3476 set thread context of 2812	3476	csrsll.exe	96

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1172-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1172-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/852-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/852-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1172-11-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/852-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/852-13-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0009000000023c04-29.dat	upx
behavioral2/memory/3476-36-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/852-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3476-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2812-49-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2812-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2812-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3476-56-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/852-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2812-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2812-45-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3476-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/800-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2812-62-0x0000000000400000-0x0000000000414000-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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe
Token: SeDebugPrivilege	800	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe
852	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe
3476	csrsll.exe
800	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1172 wrote to memory of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 1172 wrote to memory of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 1172 wrote to memory of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 1172 wrote to memory of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 1172 wrote to memory of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 1172 wrote to memory of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 1172 wrote to memory of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 1172 wrote to memory of 852	1172	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	86
PID 852 wrote to memory of 3320	852	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	87
PID 852 wrote to memory of 3320	852	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	87
PID 852 wrote to memory of 3320	852	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	87
PID 3320 wrote to memory of 3848	3320	cmd.exe	90
PID 3320 wrote to memory of 3848	3320	cmd.exe	90
PID 3320 wrote to memory of 3848	3320	cmd.exe	90
PID 852 wrote to memory of 3476	852	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	91
PID 852 wrote to memory of 3476	852	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	91
PID 852 wrote to memory of 3476	852	e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe	91
PID 3476 wrote to memory of 800	3476	csrsll.exe	95
PID 3476 wrote to memory of 800	3476	csrsll.exe	95
PID 3476 wrote to memory of 800	3476	csrsll.exe	95
PID 3476 wrote to memory of 800	3476	csrsll.exe	95
PID 3476 wrote to memory of 800	3476	csrsll.exe	95
PID 3476 wrote to memory of 800	3476	csrsll.exe	95
PID 3476 wrote to memory of 800	3476	csrsll.exe	95
PID 3476 wrote to memory of 800	3476	csrsll.exe	95
PID 3476 wrote to memory of 2812	3476	csrsll.exe	96
PID 3476 wrote to memory of 2812	3476	csrsll.exe	96
PID 3476 wrote to memory of 2812	3476	csrsll.exe	96
PID 3476 wrote to memory of 2812	3476	csrsll.exe	96
PID 3476 wrote to memory of 2812	3476	csrsll.exe	96
PID 3476 wrote to memory of 2812	3476	csrsll.exe	96
PID 3476 wrote to memory of 2812	3476	csrsll.exe	96
PID 3476 wrote to memory of 2812	3476	csrsll.exe	96

C:\Users\Admin\AppData\Local\Temp\e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe
"C:\Users\Admin\AppData\Local\Temp\e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1172
- C:\Users\Admin\AppData\Local\Temp\e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe
  "C:\Users\Admin\AppData\Local\Temp\e2190cb85fe3d3b40cc997cca7400105048399361016c822dd17aafd26927096N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:852
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DIWWK.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3320
  - - 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:3848
- - 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:3476
  - - 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:800
  - - 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:2812

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\DIWWK.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
72d488f24e79be89dcb374a599e44680

SHA1
b74f6ece124ab16b39f1d50873362b1bf8f132b6

SHA256
9db7e7a308f005b6076060515bf65a51c090fec106fa7cba6430e733d4825648

SHA512
19d3d2521255690646127b020464a2d8aefd0855eb0bb6dcf804af5658a13ce923ab9bc9de00737116d8c7d0a697e5dcb8c177c168449ad019302e85b51610b9

Download Submit
memory/800-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/852-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/852-13-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/852-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/852-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/852-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/852-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1172-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1172-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1172-4-0x0000000002C70000-0x0000000002C72000-memory.dmp

Filesize
8KB

Download
memory/1172-6-0x0000000002CA0000-0x0000000002CA2000-memory.dmp

Filesize
8KB

Download
memory/1172-11-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1172-3-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download
memory/2812-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2812-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2812-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2812-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2812-45-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2812-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3476-36-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3476-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3476-56-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3476-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads