modiloader | 0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb

Analysis

max time kernel
118s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2024, 03:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
Size

90KB
MD5

02a1b3a4e7b3bb0b091e0f830dbde186
SHA1

2204bf934c784c9caedf562f558e3a175f956ad1
SHA256

0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb
SHA512

70d0f799715218bb5baf400dc47c95ad9646ce18fe2a4b1eb994ba63b7e9d8b337b0c04a66bf62fb930b4bece921c7e5e990823f738d478a95a8bc9fc2bc4d58
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD2:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3c

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/2676-57-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2676-56-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2676-59-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2676-63-0x0000000000400000-0x0000000000414000-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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe

Executes dropped EXE 3 IoCs

pid	Process
3440	csrsll.exe
3032	csrsll.exe
2676	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-1-5-21-3756129449-3121373848-4276368241-1000\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 3412 set thread context of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 3440 set thread context of 3032	3440	csrsll.exe	93
PID 3440 set thread context of 2676	3440	csrsll.exe	94

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3412-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3412-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4208-8-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4208-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3412-12-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4208-14-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023cb7-30.dat	upx
behavioral2/memory/4208-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3440-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3440-42-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2676-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2676-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3440-51-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2676-57-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2676-56-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4208-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2676-59-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3032-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2676-63-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe
Token: SeDebugPrivilege	3032	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
4208	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
3440	csrsll.exe
3032	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3412 wrote to memory of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 3412 wrote to memory of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 3412 wrote to memory of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 3412 wrote to memory of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 3412 wrote to memory of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 3412 wrote to memory of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 3412 wrote to memory of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 3412 wrote to memory of 4208	3412	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	82
PID 4208 wrote to memory of 4460	4208	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	83
PID 4208 wrote to memory of 4460	4208	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	83
PID 4208 wrote to memory of 4460	4208	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	83
PID 4460 wrote to memory of 3036	4460	cmd.exe	86
PID 4460 wrote to memory of 3036	4460	cmd.exe	86
PID 4460 wrote to memory of 3036	4460	cmd.exe	86
PID 4208 wrote to memory of 3440	4208	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	87
PID 4208 wrote to memory of 3440	4208	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	87
PID 4208 wrote to memory of 3440	4208	0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe	87
PID 3440 wrote to memory of 3032	3440	csrsll.exe	93
PID 3440 wrote to memory of 3032	3440	csrsll.exe	93
PID 3440 wrote to memory of 3032	3440	csrsll.exe	93
PID 3440 wrote to memory of 3032	3440	csrsll.exe	93
PID 3440 wrote to memory of 3032	3440	csrsll.exe	93
PID 3440 wrote to memory of 3032	3440	csrsll.exe	93
PID 3440 wrote to memory of 3032	3440	csrsll.exe	93
PID 3440 wrote to memory of 3032	3440	csrsll.exe	93
PID 3440 wrote to memory of 2676	3440	csrsll.exe	94
PID 3440 wrote to memory of 2676	3440	csrsll.exe	94
PID 3440 wrote to memory of 2676	3440	csrsll.exe	94
PID 3440 wrote to memory of 2676	3440	csrsll.exe	94
PID 3440 wrote to memory of 2676	3440	csrsll.exe	94
PID 3440 wrote to memory of 2676	3440	csrsll.exe	94
PID 3440 wrote to memory of 2676	3440	csrsll.exe	94
PID 3440 wrote to memory of 2676	3440	csrsll.exe	94

C:\Users\Admin\AppData\Local\Temp\0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
"C:\Users\Admin\AppData\Local\Temp\0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3412
- C:\Users\Admin\AppData\Local\Temp\0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe
  "C:\Users\Admin\AppData\Local\Temp\0a17e5d849abaa89ad1efdac10a2091fc129050e16b636c4de8ab6535c0b05cb.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4208
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FKXGG.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4460
  - - 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:3036
- - 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:3440
  - - 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:3032
  - - 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:2676

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\FKXGG.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
a285e22ee540b24293c0d09d0349dfb5

SHA1
a28893513b5020f2505ff022c2d69de2c0d41c85

SHA256
2ea7c990a5fe569eca9ce6eeedd4b7da8162519e06deae2be9894092b2b742dc

SHA512
40ceca3a19046e674f04a1006730d281ef494f0f7dd9d2850e2fee14efd0c142c71274bae4f1ee402e74fd1675d78253609778b06c27d2e6dffc4a5ced0cc774

Download Submit
memory/2676-57-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2676-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2676-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2676-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2676-59-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2676-63-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3032-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3412-6-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download
memory/3412-12-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3412-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3412-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3412-7-0x0000000002B70000-0x0000000002B72000-memory.dmp

Filesize
8KB

Download
memory/3412-4-0x0000000002B50000-0x0000000002B52000-memory.dmp

Filesize
8KB

Download
memory/3412-3-0x0000000002B40000-0x0000000002B42000-memory.dmp

Filesize
8KB

Download
memory/3440-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3440-42-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3440-51-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4208-8-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4208-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4208-60-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/4208-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4208-14-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4208-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads