modiloader | 3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 20:42

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General

Target

3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe
Size

90KB
MD5

c26d825a39e1cc9bba16925da8c8ad58
SHA1

000f76afaaa88cde13ee98dec718844b4895d77a
SHA256

3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca
SHA512

5421e2345de978f23ee7f856c01f34da38a1b5f8eac8a74c76fc76d6485f9fd6839a47c556f1516910c79eab7475ab013a9dab4e4f0c3d643c6ba82688036a57
SSDEEP

1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD/:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3p

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/2168-53-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-54-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-55-0x0000000000400000-0x0000000000414000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-60-0x0000000000400000-0x0000000000414000-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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe

Executes dropped EXE 3 IoCs

pid	Process
3296	csrsll.exe
4544	csrsll.exe
2168	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-1-5-21-940901362-3608833189-1915618603-1000\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 3024 set thread context of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 3296 set thread context of 4544	3296	csrsll.exe	101
PID 3296 set thread context of 2168	3296	csrsll.exe	102

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3024-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3024-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4548-7-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4548-9-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3024-12-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/4548-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x000b000000023b76-28.dat	upx
behavioral2/memory/4548-38-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/3296-40-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2168-46-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2168-51-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/3296-52-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/2168-53-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2168-54-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/2168-55-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral2/memory/4548-58-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4544-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2168-60-0x0000000000400000-0x0000000000414000-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	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.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	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe
Token: SeDebugPrivilege	4544	csrsll.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe
4548	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe
3296	csrsll.exe
4544	csrsll.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 3024 wrote to memory of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 3024 wrote to memory of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 3024 wrote to memory of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 3024 wrote to memory of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 3024 wrote to memory of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 3024 wrote to memory of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 3024 wrote to memory of 4548	3024	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	89
PID 4548 wrote to memory of 1984	4548	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	92
PID 4548 wrote to memory of 1984	4548	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	92
PID 4548 wrote to memory of 1984	4548	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	92
PID 1984 wrote to memory of 2436	1984	cmd.exe	96
PID 1984 wrote to memory of 2436	1984	cmd.exe	96
PID 1984 wrote to memory of 2436	1984	cmd.exe	96
PID 4548 wrote to memory of 3296	4548	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	97
PID 4548 wrote to memory of 3296	4548	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	97
PID 4548 wrote to memory of 3296	4548	3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe	97
PID 3296 wrote to memory of 4544	3296	csrsll.exe	101
PID 3296 wrote to memory of 4544	3296	csrsll.exe	101
PID 3296 wrote to memory of 4544	3296	csrsll.exe	101
PID 3296 wrote to memory of 4544	3296	csrsll.exe	101
PID 3296 wrote to memory of 4544	3296	csrsll.exe	101
PID 3296 wrote to memory of 4544	3296	csrsll.exe	101
PID 3296 wrote to memory of 4544	3296	csrsll.exe	101
PID 3296 wrote to memory of 4544	3296	csrsll.exe	101
PID 3296 wrote to memory of 2168	3296	csrsll.exe	102
PID 3296 wrote to memory of 2168	3296	csrsll.exe	102
PID 3296 wrote to memory of 2168	3296	csrsll.exe	102
PID 3296 wrote to memory of 2168	3296	csrsll.exe	102
PID 3296 wrote to memory of 2168	3296	csrsll.exe	102
PID 3296 wrote to memory of 2168	3296	csrsll.exe	102
PID 3296 wrote to memory of 2168	3296	csrsll.exe	102
PID 3296 wrote to memory of 2168	3296	csrsll.exe	102

C:\Users\Admin\AppData\Local\Temp\3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe
"C:\Users\Admin\AppData\Local\Temp\3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Users\Admin\AppData\Local\Temp\3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe
  "C:\Users\Admin\AppData\Local\Temp\3015af9df66408873d8a4910c7e6f692c5bc45f0a73b4471f0e8845781c4d5ca.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4548
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\INKKV.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1984
  - - 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:2436
- - 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:3296
  - - 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:4544
  - - 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:2168

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\INKKV.txt

Filesize
145B

MD5
4eb61ec7816c34ec8c125acadc57ec1b

SHA1
b0015cc865c0bb1a027be663027d3829401a31cc

SHA256
08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

SHA512
f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

Filesize
90KB

MD5
9d327b6af750eb4e5a0e0a70ac4e6d3a

SHA1
7e1210f40c2129af18b80425fb87057932fa6e9e

SHA256
76c533df8f392a7ba9e6dce5c6d09488c67ed4d73ae3052122aa3bf3aabae563

SHA512
9e04340f5e988cc7dc71c8ddbb8eaf73056068bb86385c19cdb8a7fcda8d14f6c4556b26a42b236f546b8d85c7930c8e224736f1354ec127408bd1ee99beed76

Download Submit
memory/2168-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2168-60-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2168-51-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2168-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2168-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2168-46-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3024-5-0x00000000021F0000-0x00000000021F2000-memory.dmp

Filesize
8KB

Download
memory/3024-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3024-12-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3024-6-0x00000000021E0000-0x00000000021E2000-memory.dmp

Filesize
8KB

Download
memory/3024-3-0x00000000021C0000-0x00000000021C2000-memory.dmp

Filesize
8KB

Download
memory/3024-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3296-52-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3296-40-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4544-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4548-38-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4548-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4548-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4548-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4548-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads