modiloader | 26f8cfd6faa2f1835133c01d76fa22ef80915a5b28d87f478692e2b2040d254d

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
24-09-2024 19:05

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General

Target

f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe
Size

2.6MB
MD5

f450b49002df74d18ad41b6f9874b44a
SHA1

7524728423e266667ab250e3a8653bb1057ebcc7
SHA256

26f8cfd6faa2f1835133c01d76fa22ef80915a5b28d87f478692e2b2040d254d
SHA512

50f3399d19cac239dbe63635c665f4eea49d558f99fcd8ebffb0e8d7081665ef4db1fed5207221b7b4dc1dd6df176d25b57431920d83a42c57711d50360f9cda
SSDEEP

49152:upUlDmBSCoG13izYGLyIToCsMR6jTEW4zFJKQG1ljN:LxmNjAzYay9S6JlP

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/1676-5-0x0000000000400000-0x000000000099C000-memory.dmp	modiloader_stage2
behavioral1/memory/1676-4-0x0000000000400000-0x000000000099C000-memory.dmp	modiloader_stage2
behavioral1/memory/1676-7-0x0000000000400000-0x000000000099C000-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	f450b49002df74d18ad41b6f9874b44a_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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Wine	f450b49002df74d18ad41b6f9874b44a_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	f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1676	f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~1\COMMON~1\MICROS~1\MSInfo\2010.txt	f450b49002df74d18ad41b6f9874b44a_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	f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1676	f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 2544	1676	f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe	30
PID 1676 wrote to memory of 2544	1676	f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe	30
PID 1676 wrote to memory of 2544	1676	f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe	30
PID 1676 wrote to memory of 2544	1676	f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f450b49002df74d18ad41b6f9874b44a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f450b49002df74d18ad41b6f9874b44a_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:1676
- C:\program files\internet explorer\IEXPLORE.EXE
  "C:\program files\internet explorer\IEXPLORE.EXE"
  2⤵
  PID:2544

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/1676-0-0x0000000000400000-0x000000000099C000-memory.dmp

Filesize
5.6MB

Download
memory/1676-1-0x0000000000401000-0x0000000000451000-memory.dmp

Filesize
320KB

Download
memory/1676-6-0x0000000000401000-0x0000000000451000-memory.dmp

Filesize
320KB

Download
memory/1676-5-0x0000000000400000-0x000000000099C000-memory.dmp

Filesize
5.6MB

Download
memory/1676-4-0x0000000000400000-0x000000000099C000-memory.dmp

Filesize
5.6MB

Download
memory/1676-7-0x0000000000400000-0x000000000099C000-memory.dmp

Filesize
5.6MB

Download