modiloader | 0b2a54ab233f2ceeaf4c3910255c73c3c41099c4985e18a9b05a97d1897a5432

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 08:34

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General

Target

bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe
Size

2.6MB
MD5

bb03b10baf2a57da73cea2968c1459ff
SHA1

e516378a4cb476f575f4756a03515b01fcda99fc
SHA256

0b2a54ab233f2ceeaf4c3910255c73c3c41099c4985e18a9b05a97d1897a5432
SHA512

86863a73b2ac22aff51bf07151876a22d76eae505be3e169928c4ab5cc48692e5aa388c83220b3325896104a231c9fe13aecebd8eee5a172f410c65a86289cb1
SSDEEP

49152:+eDhdWcQf/muKeyy+T8ykmJ6k25c2UCmTbWS/dn/cnOMCoAeZNlnFL/Kwbm:7bzeyWykaN9dz1nUOMC1MLn1/Rm

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 2 IoCs

resource	yara_rule
behavioral1/memory/2488-4-0x0000000000400000-0x0000000000999000-memory.dmp	modiloader_stage2
behavioral1/memory/2488-5-0x0000000000400000-0x0000000000999000-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	bb03b10baf2a57da73cea2968c1459ff_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-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	bb03b10baf2a57da73cea2968c1459ff_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	bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2488	bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupWay.txt	bb03b10baf2a57da73cea2968c1459ff_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	bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2488	bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2788	2488	bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe	30
PID 2488 wrote to memory of 2788	2488	bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe	30
PID 2488 wrote to memory of 2788	2488	bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe	30
PID 2488 wrote to memory of 2788	2488	bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\bb03b10baf2a57da73cea2968c1459ff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bb03b10baf2a57da73cea2968c1459ff_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:2488
- C:\program files\internet explorer\IEXPLORE.EXE
  "C:\program files\internet explorer\IEXPLORE.EXE"
  2⤵
  PID:2788

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

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Downloads

memory/2488-0-0x0000000000400000-0x0000000000999000-memory.dmp

Filesize
5.6MB

Download
memory/2488-1-0x0000000000401000-0x0000000000450000-memory.dmp

Filesize
316KB

Download
memory/2488-4-0x0000000000400000-0x0000000000999000-memory.dmp

Filesize
5.6MB

Download
memory/2488-6-0x0000000000401000-0x0000000000450000-memory.dmp

Filesize
316KB

Download
memory/2488-5-0x0000000000400000-0x0000000000999000-memory.dmp

Filesize
5.6MB

Download