modiloader | 6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 12:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
Size

90KB
MD5

78b5be7c66f8f109c8a05de71fde2f10
SHA1

6308395540b1cb63236a14fb2687fc4bf0f53bbe
SHA256

6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2
SHA512

93b285bcf7f6f3d4b5407a35680d1886fd7cd851bd79c0024e8a15c450800028debd7970730f925f878a21f06e3c2e995e536d8939e472b904aa3dbea837c2ea
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD6:0wjZQJvzZsgsW6/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/1112-260-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
1228	csrsll.exe
2144	csrsll.exe
1112	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.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-1-5-21-2039016743-699959520-214465309-1000\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 1220 set thread context of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 1228 set thread context of 2144	1228	csrsll.exe	36
PID 1228 set thread context of 1112	1228	csrsll.exe	37

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1220-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1220-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-103-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1220-100-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1220-87-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/files/0x000a000000016307-129.dat	upx
behavioral1/memory/2812-131-0x00000000031D0000-0x0000000003223000-memory.dmp	upx
behavioral1/memory/1228-148-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2812-152-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2812-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1112-252-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2144-251-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1228-246-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1228-215-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1112-260-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2144-259-0x0000000000400000-0x000000000040B000-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	csrsll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe
Token: SeDebugPrivilege	2144	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
1228	csrsll.exe
2144	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1220 wrote to memory of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 1220 wrote to memory of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 1220 wrote to memory of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 1220 wrote to memory of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 1220 wrote to memory of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 1220 wrote to memory of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 1220 wrote to memory of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 1220 wrote to memory of 2812	1220	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	30
PID 2812 wrote to memory of 1464	2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	32
PID 2812 wrote to memory of 1464	2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	32
PID 2812 wrote to memory of 1464	2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	32
PID 2812 wrote to memory of 1464	2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	32
PID 1464 wrote to memory of 2736	1464	cmd.exe	34
PID 1464 wrote to memory of 2736	1464	cmd.exe	34
PID 1464 wrote to memory of 2736	1464	cmd.exe	34
PID 1464 wrote to memory of 2736	1464	cmd.exe	34
PID 2812 wrote to memory of 1228	2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	35
PID 2812 wrote to memory of 1228	2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	35
PID 2812 wrote to memory of 1228	2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	35
PID 2812 wrote to memory of 1228	2812	6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe	35
PID 1228 wrote to memory of 2144	1228	csrsll.exe	36
PID 1228 wrote to memory of 2144	1228	csrsll.exe	36
PID 1228 wrote to memory of 2144	1228	csrsll.exe	36
PID 1228 wrote to memory of 2144	1228	csrsll.exe	36
PID 1228 wrote to memory of 2144	1228	csrsll.exe	36
PID 1228 wrote to memory of 2144	1228	csrsll.exe	36
PID 1228 wrote to memory of 2144	1228	csrsll.exe	36
PID 1228 wrote to memory of 2144	1228	csrsll.exe	36
PID 1228 wrote to memory of 1112	1228	csrsll.exe	37
PID 1228 wrote to memory of 1112	1228	csrsll.exe	37
PID 1228 wrote to memory of 1112	1228	csrsll.exe	37
PID 1228 wrote to memory of 1112	1228	csrsll.exe	37
PID 1228 wrote to memory of 1112	1228	csrsll.exe	37
PID 1228 wrote to memory of 1112	1228	csrsll.exe	37
PID 1228 wrote to memory of 1112	1228	csrsll.exe	37
PID 1228 wrote to memory of 1112	1228	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
"C:\Users\Admin\AppData\Local\Temp\6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Users\Admin\AppData\Local\Temp\6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe
  "C:\Users\Admin\AppData\Local\Temp\6cf34278d0506e30c7560e07d79b8ce6e663403d0856888969f250e70f6984d2N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\JAVWK.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1464
  - - 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:2736
- - 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:1228
  - - 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:2144
  - - 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:1112

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\JAVWK.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
86f8089904c1759932793e45e9df08d1

SHA1
5702b5a90e21b7d761590698d3068e65d879c08f

SHA256
24dad76ed18210b43762ec8ad64eefaa6381f3913519b3b13b9ebd052787ca92

SHA512
f38578c18808368f29b46b52bf84ec0468b78f0aeaf6ac3e37e47e4e8223e0b6465edbf1f2e34000f01a48fa313611bf2035c69e8c0fd43ffb5219e0bfe17fb0

Download Submit
memory/1112-260-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1112-252-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1220-15-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1220-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1220-71-0x0000000000550000-0x0000000000551000-memory.dmp

Filesize
4KB

Download
memory/1220-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/1220-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/1220-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1220-151-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1220-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1220-100-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1220-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1220-29-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1220-41-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/1220-87-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1220-79-0x0000000001D90000-0x0000000001D92000-memory.dmp

Filesize
8KB

Download
memory/1228-155-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1228-165-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1228-176-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/1228-215-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1228-148-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1228-246-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2144-251-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2144-259-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-131-0x00000000031D0000-0x0000000003223000-memory.dmp

Filesize
332KB

Download
memory/2812-103-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-152-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-145-0x00000000031D0000-0x0000000003223000-memory.dmp

Filesize
332KB

Download
memory/2812-146-0x00000000031D0000-0x0000000003223000-memory.dmp

Filesize
332KB

Download
memory/2812-144-0x00000000031D0000-0x0000000003223000-memory.dmp

Filesize
332KB

Download
memory/2812-214-0x00000000031D0000-0x0000000003223000-memory.dmp

Filesize
332KB

Download
memory/2812-213-0x00000000031D0000-0x0000000003223000-memory.dmp

Filesize
332KB

Download
memory/2812-210-0x00000000031D0000-0x0000000003223000-memory.dmp

Filesize
332KB

Download
memory/2812-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2812-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads