modiloader | 94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149

Analysis

max time kernel
149s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:40

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General

Target

94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
Size

90KB
MD5

fbc68da5d2bbc734698718520a30be94
SHA1

5481f53913f7a666e7835bb5c68c196bd9ee6e31
SHA256

94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149
SHA512

38609b9bfb9dda9e07e50fcb73e9f412e9383c6393ac45a8f49a77740fe37f7b58f148e0601dab326eb464dada2c80b6cb36431a245dd77a5385b51c5bc48de3
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDr:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3l

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/2552-249-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral1/memory/2552-258-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

pid	Process
2924	csrsll.exe
2460	csrsll.exe
2552	csrsll.exe

Loads dropped DLL 5 IoCs

pid	Process
1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.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-1-5-21-2703099537-420551529-3771253338-1000\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 2116 set thread context of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 2924 set thread context of 2460	2924	csrsll.exe	34
PID 2924 set thread context of 2552	2924	csrsll.exe	35

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2116-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2116-26-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/2116-89-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1688-93-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1688-95-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1688-99-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1688-104-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1688-106-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2116-103-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1688-102-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00090000000120fe-143.dat	upx
behavioral1/memory/2924-148-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1688-151-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2924-210-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1688-200-0x0000000003150000-0x00000000031A3000-memory.dmp	upx
behavioral1/memory/2552-249-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2924-251-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/1688-254-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2460-255-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2552-258-0x0000000000400000-0x0000000000414000-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	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.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	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe
Token: SeDebugPrivilege	2460	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
2924	csrsll.exe
2460	csrsll.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 2116 wrote to memory of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 2116 wrote to memory of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 2116 wrote to memory of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 2116 wrote to memory of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 2116 wrote to memory of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 2116 wrote to memory of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 2116 wrote to memory of 1688	2116	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	29
PID 1688 wrote to memory of 2576	1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	30
PID 1688 wrote to memory of 2576	1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	30
PID 1688 wrote to memory of 2576	1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	30
PID 1688 wrote to memory of 2576	1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	30
PID 2576 wrote to memory of 2176	2576	cmd.exe	32
PID 2576 wrote to memory of 2176	2576	cmd.exe	32
PID 2576 wrote to memory of 2176	2576	cmd.exe	32
PID 2576 wrote to memory of 2176	2576	cmd.exe	32
PID 1688 wrote to memory of 2924	1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	33
PID 1688 wrote to memory of 2924	1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	33
PID 1688 wrote to memory of 2924	1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	33
PID 1688 wrote to memory of 2924	1688	94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe	33
PID 2924 wrote to memory of 2460	2924	csrsll.exe	34
PID 2924 wrote to memory of 2460	2924	csrsll.exe	34
PID 2924 wrote to memory of 2460	2924	csrsll.exe	34
PID 2924 wrote to memory of 2460	2924	csrsll.exe	34
PID 2924 wrote to memory of 2460	2924	csrsll.exe	34
PID 2924 wrote to memory of 2460	2924	csrsll.exe	34
PID 2924 wrote to memory of 2460	2924	csrsll.exe	34
PID 2924 wrote to memory of 2460	2924	csrsll.exe	34
PID 2924 wrote to memory of 2552	2924	csrsll.exe	35
PID 2924 wrote to memory of 2552	2924	csrsll.exe	35
PID 2924 wrote to memory of 2552	2924	csrsll.exe	35
PID 2924 wrote to memory of 2552	2924	csrsll.exe	35
PID 2924 wrote to memory of 2552	2924	csrsll.exe	35
PID 2924 wrote to memory of 2552	2924	csrsll.exe	35
PID 2924 wrote to memory of 2552	2924	csrsll.exe	35
PID 2924 wrote to memory of 2552	2924	csrsll.exe	35

C:\Users\Admin\AppData\Local\Temp\94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
"C:\Users\Admin\AppData\Local\Temp\94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Users\Admin\AppData\Local\Temp\94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe
  "C:\Users\Admin\AppData\Local\Temp\94e190454e40833fa129a125151675cfe6c0903afabe462ea858d5e8df1f4149.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\VWUCD.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2576
  - - 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:2176
- - 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:2924
  - - 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:2460
  - - 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:2552

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\VWUCD.bat

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
3a5fd788d19c9d3e1f442a524fd77e2e

SHA1
914611a67944cf650b5a2eef0d79b3d4c2d9af80

SHA256
0a24f990c022e1d2f04c42e5dec24ab670e1e1fd60e8a0f0a1f6900faabd7b1b

SHA512
0234f32cf6268a1055c13a835de5f725c2aabb2637f391e9cd5ed902a690a54edfe77488a88dc3d22a4568f29331bf473d4a2a5bb092a1ba2188f8d8acf2bc1b

Download Submit
memory/1688-151-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1688-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1688-104-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1688-106-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1688-254-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1688-200-0x0000000003150000-0x00000000031A3000-memory.dmp

Filesize
332KB

Download
memory/1688-145-0x0000000003150000-0x00000000031A3000-memory.dmp

Filesize
332KB

Download
memory/1688-146-0x0000000003150000-0x00000000031A3000-memory.dmp

Filesize
332KB

Download
memory/1688-102-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1688-99-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1688-95-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1688-91-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1688-93-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2116-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2116-62-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/2116-90-0x0000000002550000-0x00000000025A3000-memory.dmp

Filesize
332KB

Download
memory/2116-14-0x0000000000404000-0x0000000000405000-memory.dmp

Filesize
4KB

Download
memory/2116-103-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2116-16-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2116-89-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2116-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2116-79-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2116-41-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/2116-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2116-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/2116-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2116-29-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download
memory/2460-255-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2552-258-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2552-249-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2924-148-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2924-164-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2924-251-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2924-175-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2924-210-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2924-154-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads