modiloader | dc94be95ae15956195b8ab6f9327ed76f73db392d02f1da6ac09eb1635b8e666

Analysis

max time kernel
144s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-11-2024 13:49

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General

Target

85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
Size

580KB
MD5

85c36b7743003c451e9fa4ff26accfa8
SHA1

c1c845c1fba3c7590ec202a628067b3b50762e27
SHA256

dc94be95ae15956195b8ab6f9327ed76f73db392d02f1da6ac09eb1635b8e666
SHA512

73b48916759de3b868dcf82d2988adf9ec32406601512174c510524131430c2dd41fdc910c0bbb38ec1a2a5876283049ebe587a8a7aa9e5c5f0db63ad9562c06
SSDEEP

12288:bR5attOIr9Pi0Xi2wJTF7N/rmLTPMWQN+843+bBVBKETb/cZmN8/:cixTGLXQcnObBPf/Kr

Score

10^/10

modiloader discovery evasion persistence trojan

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 14 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2356-10-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-14-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-19-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-18-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-12-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-8-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-6-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-20-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-21-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2356-32-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2588-57-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2588-56-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2588-55-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2
behavioral1/memory/2588-61-0x0000000000400000-0x0000000000488000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid	Process
2952	mstwain32.exe
2588	mstwain32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	mstwain32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 2100 set thread context of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2952 set thread context of 2588	2952	mstwain32.exe	35

Drops file in Windows directory 4 IoCs

Processes:

85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exemstwain32.exemstwain32.exe

description	ioc	Process
File created	C:\Windows\mstwain32.exe	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe

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 4 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

Processes:

mstwain32.exe85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	Process
Token: SeDebugPrivilege	2356	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
Token: SeBackupPrivilege	2848	vssvc.exe
Token: SeRestorePrivilege	2848	vssvc.exe
Token: SeAuditPrivilege	2848	vssvc.exe
Token: SeDebugPrivilege	2588	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exemstwain32.exe

pid	Process
2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
2952	mstwain32.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2356	2100	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	30
PID 2356 wrote to memory of 2952	2356	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	34
PID 2356 wrote to memory of 2952	2356	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	34
PID 2356 wrote to memory of 2952	2356	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	34
PID 2356 wrote to memory of 2952	2356	85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe	34
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35
PID 2952 wrote to memory of 2588	2952	mstwain32.exe	35

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Users\Admin\AppData\Local\Temp\85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\85c36b7743003c451e9fa4ff26accfa8_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Maps connected drives based on registry
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2952
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Checks whether UAC is enabled
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2588

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2848

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

Peripheral Device Discovery

T1120

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:\Windows\mstwain32.exe

Filesize
580KB

MD5
85c36b7743003c451e9fa4ff26accfa8

SHA1
c1c845c1fba3c7590ec202a628067b3b50762e27

SHA256
dc94be95ae15956195b8ab6f9327ed76f73db392d02f1da6ac09eb1635b8e666

SHA512
73b48916759de3b868dcf82d2988adf9ec32406601512174c510524131430c2dd41fdc910c0bbb38ec1a2a5876283049ebe587a8a7aa9e5c5f0db63ad9562c06

Download Submit
memory/2356-12-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-14-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-19-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-18-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2356-2-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-8-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-6-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-4-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-20-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-21-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-10-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2356-32-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2588-60-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-57-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2588-56-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2588-55-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2588-61-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2588-64-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-63-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-66-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-68-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-70-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-72-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-75-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-77-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-79-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-81-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-83-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download
memory/2588-85-0x0000000002440000-0x0000000002546000-memory.dmp

Filesize
1.0MB

Download