modiloader | 109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2024 04:01

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General

Target

109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe
Size

90KB
MD5

0b9480f8f5d97a306cbee238f4e16520
SHA1

ba24e662a5cee87a0239fe15714c1c52ab503301
SHA256

109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8
SHA512

c634e2678b79c35185aea3988064a7621d3feef0e64d6d9018a5451c093bfcf62a75a22b11cad77cfa208eaa326c58c97e352b0366259de752197e437d6a2a10
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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 4 IoCs

resource	yara_rule
behavioral2/memory/2216-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2216-52-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2216-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2216-62-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe

Executes dropped EXE 3 IoCs

pid	Process
1948	csrsll.exe
2096	csrsll.exe
2216	csrsll.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-1-5-21-2437139445-1151884604-3026847218-1000\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 628 set thread context of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 1948 set thread context of 2096	1948	csrsll.exe	104
PID 1948 set thread context of 2216	1948	csrsll.exe	105

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/628-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/628-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4144-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4144-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/628-12-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4144-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000c000000023b90-28.dat	upx
behavioral2/memory/1948-35-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4144-39-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1948-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/1948-41-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2216-50-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2216-46-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2216-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2216-52-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/1948-57-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2216-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4144-60-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2096-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2216-62-0x0000000000400000-0x0000000000414000-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	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.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	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe
Token: SeDebugPrivilege	2096	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe
4144	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe
1948	csrsll.exe
2096	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 628 wrote to memory of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 628 wrote to memory of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 628 wrote to memory of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 628 wrote to memory of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 628 wrote to memory of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 628 wrote to memory of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 628 wrote to memory of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 628 wrote to memory of 4144	628	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	93
PID 4144 wrote to memory of 2520	4144	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	98
PID 4144 wrote to memory of 2520	4144	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	98
PID 4144 wrote to memory of 2520	4144	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	98
PID 2520 wrote to memory of 3852	2520	cmd.exe	102
PID 2520 wrote to memory of 3852	2520	cmd.exe	102
PID 2520 wrote to memory of 3852	2520	cmd.exe	102
PID 4144 wrote to memory of 1948	4144	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	103
PID 4144 wrote to memory of 1948	4144	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	103
PID 4144 wrote to memory of 1948	4144	109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe	103
PID 1948 wrote to memory of 2096	1948	csrsll.exe	104
PID 1948 wrote to memory of 2096	1948	csrsll.exe	104
PID 1948 wrote to memory of 2096	1948	csrsll.exe	104
PID 1948 wrote to memory of 2096	1948	csrsll.exe	104
PID 1948 wrote to memory of 2096	1948	csrsll.exe	104
PID 1948 wrote to memory of 2096	1948	csrsll.exe	104
PID 1948 wrote to memory of 2096	1948	csrsll.exe	104
PID 1948 wrote to memory of 2096	1948	csrsll.exe	104
PID 1948 wrote to memory of 2216	1948	csrsll.exe	105
PID 1948 wrote to memory of 2216	1948	csrsll.exe	105
PID 1948 wrote to memory of 2216	1948	csrsll.exe	105
PID 1948 wrote to memory of 2216	1948	csrsll.exe	105
PID 1948 wrote to memory of 2216	1948	csrsll.exe	105
PID 1948 wrote to memory of 2216	1948	csrsll.exe	105
PID 1948 wrote to memory of 2216	1948	csrsll.exe	105
PID 1948 wrote to memory of 2216	1948	csrsll.exe	105

C:\Users\Admin\AppData\Local\Temp\109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe
"C:\Users\Admin\AppData\Local\Temp\109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:628
- C:\Users\Admin\AppData\Local\Temp\109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe
  "C:\Users\Admin\AppData\Local\Temp\109602284865a3e2170c779f886a0c6f074b02682c1ed590c263c8400ada8fa8N.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4144
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\OPMVH.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2520
  - - 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:3852
- - 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:1948
  - - 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:2096
  - - 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:2216

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

Query Registry

T1012

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\OPMVH.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
140d5a945a32c2d62af07526f8647c12

SHA1
7c623f437b6bea5de6c94d4bf2e0f855562717fa

SHA256
47860ed1555931ffaa4b3726a5f05829291061e5b8baf8877e1b306cd27dbbaf

SHA512
27b6933b0d2cf92caf06ccd9dc4a776814cdecf6c73fd9c9fa1208bb7d5d71d3ba3bb663bc1dd07d28d6c17040571709937acea2de49e5cc64c6fcbd7272a812

Download Submit
memory/628-3-0x0000000002B50000-0x0000000002B52000-memory.dmp

Filesize
8KB

Download
memory/628-4-0x0000000002B60000-0x0000000002B62000-memory.dmp

Filesize
8KB

Download
memory/628-6-0x0000000002B80000-0x0000000002B82000-memory.dmp

Filesize
8KB

Download
memory/628-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/628-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/628-12-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1948-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1948-41-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1948-57-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1948-35-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2096-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2216-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2216-62-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2216-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2216-46-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2216-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2216-52-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4144-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4144-39-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4144-58-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/4144-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4144-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4144-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads