modiloader | decaa2917bcaeff39ddd14b7dc79cd297da1d9af923fb3c62579320c7f7d316f

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28/09/2024, 03:01

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General

Target

fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe
Size

2.6MB
MD5

fb605224cc2cb3c39b6fc31898a26069
SHA1

161fbd36a3804cff90ee2bbad37a134969402c08
SHA256

decaa2917bcaeff39ddd14b7dc79cd297da1d9af923fb3c62579320c7f7d316f
SHA512

591d8a42fc7b5ae16c5ac14383719551c765bc1b550eaa3e35446ae99c7d83645b0a9cdc90d19cc269d066c282526b4fde810e7810d78287546f6563b4de3c05
SSDEEP

49152:8S70LV4nzijOnCD3xH1BGCMb50Go5pC0w4GYrfquFGEZaA1QQdD0ZJtg:z7AkCD311Bd5C0zqD9A1vhMt

Score

10^/10

modiloader discovery evasion trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader Second Stage 3 IoCs

resource	yara_rule
behavioral1/memory/3020-4-0x0000000000400000-0x000000000099A000-memory.dmp	modiloader_stage2
behavioral1/memory/3020-5-0x0000000000400000-0x000000000099A000-memory.dmp	modiloader_stage2
behavioral1/memory/3020-7-0x0000000000400000-0x000000000099A000-memory.dmp	modiloader_stage2

Checks BIOS information in registry 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3020	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\2010.txt	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3020	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2648	3020	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2648	3020	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2648	3020	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe	30
PID 3020 wrote to memory of 2648	3020	fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb605224cc2cb3c39b6fc31898a26069_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3020
- C:\program files\internet explorer\IEXPLORE.EXE
  "C:\program files\internet explorer\IEXPLORE.EXE"
  2⤵
  PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3020-0-0x0000000000400000-0x000000000099A000-memory.dmp

Filesize
5.6MB

Download
memory/3020-4-0x0000000000400000-0x000000000099A000-memory.dmp

Filesize
5.6MB

Download
memory/3020-6-0x0000000000401000-0x0000000000451000-memory.dmp

Filesize
320KB

Download
memory/3020-5-0x0000000000400000-0x000000000099A000-memory.dmp

Filesize
5.6MB

Download
memory/3020-1-0x0000000000401000-0x0000000000451000-memory.dmp

Filesize
320KB

Download
memory/3020-7-0x0000000000400000-0x000000000099A000-memory.dmp

Filesize
5.6MB

Download