modiloader | 6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 16:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
Size

90KB
MD5

eeb78ed3c0e5776829842d33e980aaf6
SHA1

571355b1394eb58a6719ddc9923e738086822cf1
SHA256

6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792
SHA512

69f669455303230c43150aa01102a3b23f9dfacecb4fa3d527ac278af6ef357145c2b3966d28e996c85074705a2a926e4c68b7845baf172c1006673ea219590d
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDe:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3U

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/2084-264-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1280	csrsll.exe
1536	csrsll.exe
2084	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.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-1-5-21-1846800975-3917212583-2893086201-1000\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 1916 set thread context of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 1280 set thread context of 1536	1280	csrsll.exe	35
PID 1280 set thread context of 2084	1280	csrsll.exe	36

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1916-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1916-92-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1916-83-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2668-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2668-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2668-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2668-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1916-103-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2668-97-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2668-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1916-82-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1916-79-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1916-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x000800000001211a-132.dat	upx
behavioral1/memory/2668-153-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1280-224-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1280-254-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2668-257-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2084-252-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1536-261-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2084-264-0x0000000000400000-0x0000000000414000-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	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.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	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe
Token: SeDebugPrivilege	1536	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
1280	csrsll.exe
1536	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 1916 wrote to memory of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 1916 wrote to memory of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 1916 wrote to memory of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 1916 wrote to memory of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 1916 wrote to memory of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 1916 wrote to memory of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 1916 wrote to memory of 2668	1916	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	30
PID 2668 wrote to memory of 2820	2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	31
PID 2668 wrote to memory of 2820	2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	31
PID 2668 wrote to memory of 2820	2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	31
PID 2668 wrote to memory of 2820	2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	31
PID 2820 wrote to memory of 1724	2820	cmd.exe	33
PID 2820 wrote to memory of 1724	2820	cmd.exe	33
PID 2820 wrote to memory of 1724	2820	cmd.exe	33
PID 2820 wrote to memory of 1724	2820	cmd.exe	33
PID 2668 wrote to memory of 1280	2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	34
PID 2668 wrote to memory of 1280	2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	34
PID 2668 wrote to memory of 1280	2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	34
PID 2668 wrote to memory of 1280	2668	6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe	34
PID 1280 wrote to memory of 1536	1280	csrsll.exe	35
PID 1280 wrote to memory of 1536	1280	csrsll.exe	35
PID 1280 wrote to memory of 1536	1280	csrsll.exe	35
PID 1280 wrote to memory of 1536	1280	csrsll.exe	35
PID 1280 wrote to memory of 1536	1280	csrsll.exe	35
PID 1280 wrote to memory of 1536	1280	csrsll.exe	35
PID 1280 wrote to memory of 1536	1280	csrsll.exe	35
PID 1280 wrote to memory of 1536	1280	csrsll.exe	35
PID 1280 wrote to memory of 2084	1280	csrsll.exe	36
PID 1280 wrote to memory of 2084	1280	csrsll.exe	36
PID 1280 wrote to memory of 2084	1280	csrsll.exe	36
PID 1280 wrote to memory of 2084	1280	csrsll.exe	36
PID 1280 wrote to memory of 2084	1280	csrsll.exe	36
PID 1280 wrote to memory of 2084	1280	csrsll.exe	36
PID 1280 wrote to memory of 2084	1280	csrsll.exe	36
PID 1280 wrote to memory of 2084	1280	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
"C:\Users\Admin\AppData\Local\Temp\6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Users\Admin\AppData\Local\Temp\6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe
  "C:\Users\Admin\AppData\Local\Temp\6705fdd169453da571447c9e68dec2a4d3f69fab707210a91a090678b6a57792.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\NAMUL.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2820
  - - 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:1724
- - 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:1280
  - - 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:1536
  - - 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:2084

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\NAMUL.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
2f21e6d7b82cc79604d137151c6837d0

SHA1
bfed41df9582462bf874d1d1ef5f6bbc21245873

SHA256
4ff10c5e3de35a9881700ba45d99f7fc7f9b971902639af1f48d862792b808f0

SHA512
62a10e01fdb433ae8e2f97e4ab981faba6b7a00592457d5fd8c4c2db1a388cc167eb67030dd0f0a018c17d97e0fba8aa591489a8642d10fc1e47fbcd45034e5f

Download Submit
memory/1280-254-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1280-167-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1280-178-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/1280-224-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1280-157-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1536-261-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1916-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1916-29-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1916-103-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1916-92-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1916-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1916-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1916-15-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1916-82-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1916-80-0x00000000003B0000-0x00000000003B2000-memory.dmp

Filesize
8KB

Download
memory/1916-79-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1916-71-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/1916-61-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/1916-41-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1916-83-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1916-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1916-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2084-252-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2084-264-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2668-149-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-220-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-148-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-146-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-153-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-154-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-147-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-215-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-214-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-246-0x0000000003170000-0x00000000031C3000-memory.dmp

Filesize
332KB

Download
memory/2668-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-257-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-97-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads