modiloader | 6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450

Analysis

max time kernel
119s
max time network
30s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 10:55

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General

Target

6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
Size

300KB
MD5

b1cc66dbb0a17314fed8e728b0755a60
SHA1

b2b9917ebe9a13b6dab18a692889ea272453f321
SHA256

6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450
SHA512

0262857c307c2cb92ce9a93f43df1a976354870902c1f6c70a248ad87560fa5530ea93d057ae4e8f6915e97127197df5c771b5a7a3d1bf679e20b5f401d0c9ee
SSDEEP

3072:Ue2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38Gk:UsxD5cwohO+O1sVG0/pZ6iPC8G

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/948-254-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
3024	csrsll.exe
1992	csrsll.exe
948	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.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-1-5-21-3692679935-4019334568-335155002-1000\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 2596 set thread context of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 3024 set thread context of 1992	3024	csrsll.exe	34
PID 3024 set thread context of 948	3024	csrsll.exe	35

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2180-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2180-147-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/948-244-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2180-249-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1992-251-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/948-254-0x0000000000400000-0x0000000000414000-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	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.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 63 IoCs

description	pid	Process
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe
Token: SeDebugPrivilege	1992	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
3024	csrsll.exe
1992	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 2596 wrote to memory of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 2596 wrote to memory of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 2596 wrote to memory of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 2596 wrote to memory of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 2596 wrote to memory of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 2596 wrote to memory of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 2596 wrote to memory of 2180	2596	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	29
PID 2180 wrote to memory of 2156	2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	30
PID 2180 wrote to memory of 2156	2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	30
PID 2180 wrote to memory of 2156	2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	30
PID 2180 wrote to memory of 2156	2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	30
PID 2156 wrote to memory of 940	2156	cmd.exe	32
PID 2156 wrote to memory of 940	2156	cmd.exe	32
PID 2156 wrote to memory of 940	2156	cmd.exe	32
PID 2156 wrote to memory of 940	2156	cmd.exe	32
PID 2180 wrote to memory of 3024	2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	33
PID 2180 wrote to memory of 3024	2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	33
PID 2180 wrote to memory of 3024	2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	33
PID 2180 wrote to memory of 3024	2180	6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe	33
PID 3024 wrote to memory of 1992	3024	csrsll.exe	34
PID 3024 wrote to memory of 1992	3024	csrsll.exe	34
PID 3024 wrote to memory of 1992	3024	csrsll.exe	34
PID 3024 wrote to memory of 1992	3024	csrsll.exe	34
PID 3024 wrote to memory of 1992	3024	csrsll.exe	34
PID 3024 wrote to memory of 1992	3024	csrsll.exe	34
PID 3024 wrote to memory of 1992	3024	csrsll.exe	34
PID 3024 wrote to memory of 1992	3024	csrsll.exe	34
PID 3024 wrote to memory of 948	3024	csrsll.exe	35
PID 3024 wrote to memory of 948	3024	csrsll.exe	35
PID 3024 wrote to memory of 948	3024	csrsll.exe	35
PID 3024 wrote to memory of 948	3024	csrsll.exe	35
PID 3024 wrote to memory of 948	3024	csrsll.exe	35
PID 3024 wrote to memory of 948	3024	csrsll.exe	35
PID 3024 wrote to memory of 948	3024	csrsll.exe	35
PID 3024 wrote to memory of 948	3024	csrsll.exe	35

C:\Users\Admin\AppData\Local\Temp\6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
"C:\Users\Admin\AppData\Local\Temp\6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Users\Admin\AppData\Local\Temp\6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe
  "C:\Users\Admin\AppData\Local\Temp\6214f0e2183679dcd75be03d7c51a412fc5df48e7e5cacbad74a342e83a72450N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\BXWAN.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2156
  - - 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:940
- - 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:3024
  - - 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:1992
  - - 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:948

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\BXWAN.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
300KB

MD5
ed9c01022fc1d6102bd84794d17ec85a

SHA1
918c74731735ab322a2b77b0dc81a5ce58d11b1f

SHA256
0057d28b4d97c83e7c58ea582cc631ddcc2829c7752d64f10c99fb182e072e71

SHA512
4aed86dc0ffd86a0a58a5461ab2a5fa681f3e4aeb13245e02af268ae4a9323e41dc41795e20ea403306f04e224eda50465310003f5935528ca7c44e15b017052

Download Submit
memory/948-254-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/948-244-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1992-251-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-147-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-249-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2180-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2180-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2596-27-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download
memory/2596-39-0x0000000000600000-0x0000000000601000-memory.dmp

Filesize
4KB

Download
memory/2596-59-0x0000000001BE0000-0x0000000001BE1000-memory.dmp

Filesize
4KB

Download
memory/2596-88-0x0000000001C30000-0x0000000001C32000-memory.dmp

Filesize
8KB

Download
memory/2596-89-0x0000000001C50000-0x0000000001C52000-memory.dmp

Filesize
8KB

Download
memory/2596-87-0x0000000001C20000-0x0000000001C22000-memory.dmp

Filesize
8KB

Download
memory/2596-15-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2596-3-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2596-5-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2596-69-0x0000000001C00000-0x0000000001C01000-memory.dmp

Filesize
4KB

Download
memory/3024-173-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/3024-161-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/3024-151-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads