modiloader | 476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0

Analysis

max time kernel
118s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/11/2024, 16:17

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General

Target

476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
Size

90KB
MD5

9489c8139c55ecaa05e0eccb4736bf90
SHA1

d1a6678b8e2af418d88a572bb34ff7b5134842e3
SHA256

476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0
SHA512

f81cb2d89feb3e22e6418a3e2f907351b44314c87d62107de3f77b5a21c8acf6842458ea94a85c9cf9162e2be132b31006b2de7ecc810b3b59f5812603c5881e
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD9:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3T

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/984-263-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2840	csrsll.exe
448	csrsll.exe
984	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.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-1-5-21-2872745919-2748461613-2989606286-1000\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 2508 set thread context of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2840 set thread context of 448	2840	csrsll.exe	35
PID 2840 set thread context of 984	2840	csrsll.exe	36

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2508-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2508-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2508-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2712-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2712-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2712-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2508-99-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2712-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2712-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2712-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0008000000012117-143.dat	upx
behavioral1/memory/2712-151-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2840-210-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2712-208-0x0000000003140000-0x0000000003193000-memory.dmp	upx
behavioral1/memory/448-246-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/984-251-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2840-253-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2712-256-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/448-260-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/984-263-0x0000000000400000-0x0000000000414000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.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

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe
Token: SeDebugPrivilege	448	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
2840	csrsll.exe
448	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2508 wrote to memory of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2508 wrote to memory of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2508 wrote to memory of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2508 wrote to memory of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2508 wrote to memory of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2508 wrote to memory of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2508 wrote to memory of 2712	2508	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	30
PID 2712 wrote to memory of 668	2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	31
PID 2712 wrote to memory of 668	2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	31
PID 2712 wrote to memory of 668	2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	31
PID 2712 wrote to memory of 668	2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	31
PID 668 wrote to memory of 2816	668	cmd.exe	33
PID 668 wrote to memory of 2816	668	cmd.exe	33
PID 668 wrote to memory of 2816	668	cmd.exe	33
PID 668 wrote to memory of 2816	668	cmd.exe	33
PID 2712 wrote to memory of 2840	2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	34
PID 2712 wrote to memory of 2840	2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	34
PID 2712 wrote to memory of 2840	2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	34
PID 2712 wrote to memory of 2840	2712	476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe	34
PID 2840 wrote to memory of 448	2840	csrsll.exe	35
PID 2840 wrote to memory of 448	2840	csrsll.exe	35
PID 2840 wrote to memory of 448	2840	csrsll.exe	35
PID 2840 wrote to memory of 448	2840	csrsll.exe	35
PID 2840 wrote to memory of 448	2840	csrsll.exe	35
PID 2840 wrote to memory of 448	2840	csrsll.exe	35
PID 2840 wrote to memory of 448	2840	csrsll.exe	35
PID 2840 wrote to memory of 448	2840	csrsll.exe	35
PID 2840 wrote to memory of 984	2840	csrsll.exe	36
PID 2840 wrote to memory of 984	2840	csrsll.exe	36
PID 2840 wrote to memory of 984	2840	csrsll.exe	36
PID 2840 wrote to memory of 984	2840	csrsll.exe	36
PID 2840 wrote to memory of 984	2840	csrsll.exe	36
PID 2840 wrote to memory of 984	2840	csrsll.exe	36
PID 2840 wrote to memory of 984	2840	csrsll.exe	36
PID 2840 wrote to memory of 984	2840	csrsll.exe	36

C:\Users\Admin\AppData\Local\Temp\476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
"C:\Users\Admin\AppData\Local\Temp\476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Users\Admin\AppData\Local\Temp\476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe
  "C:\Users\Admin\AppData\Local\Temp\476769472d5d064339bf8d655bb4e7636aeebdcdfc26b648a5fdcaea1811cce0N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\CGWXU.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:668
  - - 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:2816
- - 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:2840
  - - 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:448
  - - 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:984

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

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Downloads

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

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
dea5b672e674492b0589487afcb8391a

SHA1
668118ff04d98bfa0a75f4750536f7a5a922c527

SHA256
428d1f67c4c66cd8cf8ce6b89998256586b27bc5197aa59abbcf94eedd4356cd

SHA512
d93abc59ce0f7011070e5cc095c987ba4b9514e034527e8beb2dea31fb7a57f026af37ffeebb5397634a4ece7b08efaef35eec0bddcf3c8cabca526f16c52fdc

Download Submit
memory/448-246-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/448-260-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/984-263-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/984-251-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2508-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2508-71-0x0000000002590000-0x0000000002591000-memory.dmp

Filesize
4KB

Download
memory/2508-41-0x0000000001C20000-0x0000000001C21000-memory.dmp

Filesize
4KB

Download
memory/2508-29-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2508-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2508-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2508-104-0x0000000002750000-0x00000000027A3000-memory.dmp

Filesize
332KB

Download
memory/2508-61-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/2508-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2508-79-0x00000000025B0000-0x00000000025B2000-memory.dmp

Filesize
8KB

Download
memory/2508-99-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2508-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2508-15-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2508-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2712-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2712-250-0x0000000003140000-0x0000000003193000-memory.dmp

Filesize
332KB

Download
memory/2712-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2712-147-0x0000000003140000-0x0000000003193000-memory.dmp

Filesize
332KB

Download
memory/2712-146-0x0000000003140000-0x0000000003193000-memory.dmp

Filesize
332KB

Download
memory/2712-145-0x0000000003140000-0x0000000003193000-memory.dmp

Filesize
332KB

Download
memory/2712-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2712-151-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2712-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2712-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2712-208-0x0000000003140000-0x0000000003193000-memory.dmp

Filesize
332KB

Download
memory/2712-243-0x0000000003140000-0x0000000003193000-memory.dmp

Filesize
332KB

Download
memory/2712-256-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2712-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2712-245-0x0000000003140000-0x0000000003193000-memory.dmp

Filesize
332KB

Download
memory/2712-244-0x0000000003140000-0x0000000003193000-memory.dmp

Filesize
332KB

Download
memory/2712-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2712-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2840-253-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2840-164-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2840-175-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2840-210-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2840-154-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads