modiloader | cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312

Analysis

max time kernel
118s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 06:40

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General

Target

cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
Size

90KB
MD5

a82295623eb1a0abf835cfd02088f650
SHA1

ed066e27604ad759f99c8170e6f9333881b1e79b
SHA256

cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312
SHA512

7c0a199e2ed17e0992da36e2c15c0b2dd3aa65766e1b4ad4ffb0e12fbdd9003c593f0106180923b49a434f9a0b6b4e4a08c53a98ade54ef885a4744fd0e68aac
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD2:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE38

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/1360-263-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1332	csrsll.exe
2424	csrsll.exe
1360	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.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-1-5-21-3533259084-2542256011-65585152-1000\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 2036 set thread context of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 1332 set thread context of 2424	1332	csrsll.exe	35
PID 1332 set thread context of 1360	1332	csrsll.exe	36

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2036-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2036-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2036-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2148-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2148-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2148-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2148-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2148-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2036-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2148-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2148-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000120ff-132.dat	upx
behavioral1/memory/2148-153-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1332-213-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2424-247-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2148-259-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1332-253-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1360-251-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2424-260-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1360-263-0x0000000000400000-0x0000000000414000-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	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.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	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe
Token: SeDebugPrivilege	2424	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
1332	csrsll.exe
2424	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 2036 wrote to memory of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 2036 wrote to memory of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 2036 wrote to memory of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 2036 wrote to memory of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 2036 wrote to memory of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 2036 wrote to memory of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 2036 wrote to memory of 2148	2036	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	30
PID 2148 wrote to memory of 1324	2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	31
PID 2148 wrote to memory of 1324	2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	31
PID 2148 wrote to memory of 1324	2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	31
PID 2148 wrote to memory of 1324	2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	31
PID 1324 wrote to memory of 2712	1324	cmd.exe	33
PID 1324 wrote to memory of 2712	1324	cmd.exe	33
PID 1324 wrote to memory of 2712	1324	cmd.exe	33
PID 1324 wrote to memory of 2712	1324	cmd.exe	33
PID 2148 wrote to memory of 1332	2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	34
PID 2148 wrote to memory of 1332	2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	34
PID 2148 wrote to memory of 1332	2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	34
PID 2148 wrote to memory of 1332	2148	cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe	34
PID 1332 wrote to memory of 2424	1332	csrsll.exe	35
PID 1332 wrote to memory of 2424	1332	csrsll.exe	35
PID 1332 wrote to memory of 2424	1332	csrsll.exe	35
PID 1332 wrote to memory of 2424	1332	csrsll.exe	35
PID 1332 wrote to memory of 2424	1332	csrsll.exe	35
PID 1332 wrote to memory of 2424	1332	csrsll.exe	35
PID 1332 wrote to memory of 2424	1332	csrsll.exe	35
PID 1332 wrote to memory of 2424	1332	csrsll.exe	35
PID 1332 wrote to memory of 1360	1332	csrsll.exe	36
PID 1332 wrote to memory of 1360	1332	csrsll.exe	36
PID 1332 wrote to memory of 1360	1332	csrsll.exe	36
PID 1332 wrote to memory of 1360	1332	csrsll.exe	36
PID 1332 wrote to memory of 1360	1332	csrsll.exe	36
PID 1332 wrote to memory of 1360	1332	csrsll.exe	36
PID 1332 wrote to memory of 1360	1332	csrsll.exe	36
PID 1332 wrote to memory of 1360	1332	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
"C:\Users\Admin\AppData\Local\Temp\cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe
  "C:\Users\Admin\AppData\Local\Temp\cbe10abfd98473dd96fd37f6a3001260cce4735bb462c295e66f425519e50312N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2148
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\GCYXB.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1324
  - - 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:2712
- - 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:1332
  - - 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:2424
  - - 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:1360

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\GCYXB.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
7d923bdf7ea6b766a990fda78c0d93a1

SHA1
1f268e442c1f7a811ccd6b97b1a60006b909cf09

SHA256
c1bf901245a6f43a085737cc7bbf70fe3f48ffa07b59756a05a0dc8ae50176f5

SHA512
ad62cdd45f37a691edec82f8f64c480f528fe4c2c67a947610d84576c0a1a3f51546aea4c57d38bceb5aa208eabb16bbbf8f68c1f7386196dd5a22a47d6b61fe

Download Submit
memory/1332-253-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1332-166-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/1332-213-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1332-177-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1332-156-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1360-263-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1360-251-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2036-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2036-41-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2036-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2036-90-0x0000000001EB0000-0x0000000001F03000-memory.dmp

Filesize
332KB

Download
memory/2036-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2036-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2036-16-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2036-14-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2036-29-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2036-79-0x00000000003B0000-0x00000000003B2000-memory.dmp

Filesize
8KB

Download
memory/2036-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2036-71-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2036-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2036-61-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2148-148-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2148-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-149-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2148-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-147-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2148-146-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2148-153-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2148-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-245-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2148-243-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2148-241-0x0000000003240000-0x0000000003293000-memory.dmp

Filesize
332KB

Download
memory/2148-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2148-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2424-260-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2424-247-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads