modiloader | 70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 02:44

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General

Target

70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
Size

90KB
MD5

87180aef35e128c5960274d8a722a327
SHA1

0de2de5b117613474f9a063de8f41cfdfc358889
SHA256

70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65
SHA512

e7c8e78c905e16b3afa76179dc5be2f5aae673be531b99b793aae99524c4598312f1a15ec50d6c2313a4749c3da3b82b493dc5b10f1b91355e3944465566a904
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDm: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 2 IoCs

resource	yara_rule
behavioral1/memory/340-255-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral1/memory/340-257-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
3016	csrsll.exe
1988	csrsll.exe
340	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.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-1-5-21-312935884-697965778-3955649944-1000\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 2224 set thread context of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 3016 set thread context of 1988	3016	csrsll.exe	36
PID 3016 set thread context of 340	3016	csrsll.exe	37

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2224-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2224-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2832-98-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2832-94-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2832-92-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2224-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2832-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2224-104-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2832-101-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2832-100-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000a000000015cdd-131.dat	upx
behavioral1/memory/3016-149-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2832-152-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-210-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2832-253-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/340-255-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1988-254-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/3016-247-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/340-257-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/1988-256-0x0000000000400000-0x000000000040B000-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	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.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 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe
Token: SeDebugPrivilege	1988	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
3016	csrsll.exe
1988	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 2224 wrote to memory of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 2224 wrote to memory of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 2224 wrote to memory of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 2224 wrote to memory of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 2224 wrote to memory of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 2224 wrote to memory of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 2224 wrote to memory of 2832	2224	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	31
PID 2832 wrote to memory of 3048	2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	32
PID 2832 wrote to memory of 3048	2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	32
PID 2832 wrote to memory of 3048	2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	32
PID 2832 wrote to memory of 3048	2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	32
PID 3048 wrote to memory of 2988	3048	cmd.exe	34
PID 3048 wrote to memory of 2988	3048	cmd.exe	34
PID 3048 wrote to memory of 2988	3048	cmd.exe	34
PID 3048 wrote to memory of 2988	3048	cmd.exe	34
PID 2832 wrote to memory of 3016	2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	35
PID 2832 wrote to memory of 3016	2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	35
PID 2832 wrote to memory of 3016	2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	35
PID 2832 wrote to memory of 3016	2832	70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe	35
PID 3016 wrote to memory of 1988	3016	csrsll.exe	36
PID 3016 wrote to memory of 1988	3016	csrsll.exe	36
PID 3016 wrote to memory of 1988	3016	csrsll.exe	36
PID 3016 wrote to memory of 1988	3016	csrsll.exe	36
PID 3016 wrote to memory of 1988	3016	csrsll.exe	36
PID 3016 wrote to memory of 1988	3016	csrsll.exe	36
PID 3016 wrote to memory of 1988	3016	csrsll.exe	36
PID 3016 wrote to memory of 1988	3016	csrsll.exe	36
PID 3016 wrote to memory of 340	3016	csrsll.exe	37
PID 3016 wrote to memory of 340	3016	csrsll.exe	37
PID 3016 wrote to memory of 340	3016	csrsll.exe	37
PID 3016 wrote to memory of 340	3016	csrsll.exe	37
PID 3016 wrote to memory of 340	3016	csrsll.exe	37
PID 3016 wrote to memory of 340	3016	csrsll.exe	37
PID 3016 wrote to memory of 340	3016	csrsll.exe	37
PID 3016 wrote to memory of 340	3016	csrsll.exe	37

C:\Users\Admin\AppData\Local\Temp\70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
"C:\Users\Admin\AppData\Local\Temp\70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Users\Admin\AppData\Local\Temp\70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe
  "C:\Users\Admin\AppData\Local\Temp\70d534915b0d8e416473310067ff7b664839210d29b9ea20c62ddac065762e65.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2832
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\NBEPQ.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3048
  - - 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:2988
- - 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:3016
  - - 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:1988
  - - 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:340

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\NBEPQ.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
365065bf2a998ab067f6e5fe00d89727

SHA1
0e3b7a15769bf705cc2c2b5bfa264d4bd82cb0f1

SHA256
de69280f339143782f0a5f97896e2f1f0811d7a3e9654bab15a6b34c5076d0c0

SHA512
acb8b7a41af16bc42f4bed6acc7736cba9e4427ac612264b7fc852486b92a6ddac64c77997532dad58d24258dceed5e407f31613e39ff4ba8ddda55e3f65f1e4

Download Submit
memory/340-257-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/340-255-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1988-256-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1988-254-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2224-104-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2224-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2224-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2224-25-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2224-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2224-15-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2224-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2224-79-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2224-41-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2224-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2224-61-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2224-105-0x0000000001EB0000-0x0000000001F03000-memory.dmp

Filesize
332KB

Download
memory/2224-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2224-29-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2832-146-0x00000000034B0000-0x0000000003503000-memory.dmp

Filesize
332KB

Download
memory/2832-101-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2832-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2832-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2832-100-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2832-147-0x00000000034B0000-0x0000000003503000-memory.dmp

Filesize
332KB

Download
memory/2832-253-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2832-145-0x00000000034B0000-0x0000000003503000-memory.dmp

Filesize
332KB

Download
memory/2832-152-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2832-98-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2832-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2832-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2832-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3016-149-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3016-176-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/3016-210-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3016-247-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3016-165-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/3016-155-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads