modiloader | fc52e3bac79a3e74a345d7038c3938391396b714ac91ceda7b6122eac8c43538

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
26/08/2024, 08:36

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General

Target

c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe
Size

2.7MB
MD5

c2a2d7db0e27e1eddbfc1944beec1e1c
SHA1

79efbe532ef48391bdb082e9d140f09cf2360781
SHA256

fc52e3bac79a3e74a345d7038c3938391396b714ac91ceda7b6122eac8c43538
SHA512

3b545a455ceae76eabae679f41f51e4fc3dee3316ae566424ad10aaa049a397a2db083c1dad1c94e9bebd9fb8052898eb62876a2e7f7139056984a9c90f0bb0d
SSDEEP

49152:YTU8Zqq8wOHL2XN4eSRZLIYKV9zcaKIukf2zGYL2fSTvNCcCVjYAZNd5j8Tt5FCB:Y4alu2XN4ewZ8YKHzhHRf/YL2fSTE9k1

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/2292-3-0x0000000000400000-0x00000000009A1000-memory.dmp	modiloader_stage2
behavioral1/memory/2292-5-0x0000000000400000-0x00000000009A1000-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	c2a2d7db0e27e1eddbfc1944beec1e1c_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-1-5-21-3502430532-24693940-2469786940-1000\Software\Wine	c2a2d7db0e27e1eddbfc1944beec1e1c_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	c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2292	c2a2d7db0e27e1eddbfc1944beec1e1c_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	c2a2d7db0e27e1eddbfc1944beec1e1c_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	c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2292	c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2760	2292	c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe	30
PID 2292 wrote to memory of 2760	2292	c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe	30
PID 2292 wrote to memory of 2760	2292	c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe	30
PID 2292 wrote to memory of 2760	2292	c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\c2a2d7db0e27e1eddbfc1944beec1e1c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c2a2d7db0e27e1eddbfc1944beec1e1c_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:2292
- C:\program files\internet explorer\IEXPLORE.EXE
  "C:\program files\internet explorer\IEXPLORE.EXE"
  2⤵
  PID:2760

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/2292-0-0x0000000000400000-0x00000000009A1000-memory.dmp

Filesize
5.6MB

Download
memory/2292-3-0x0000000000400000-0x00000000009A1000-memory.dmp

Filesize
5.6MB

Download
memory/2292-6-0x0000000000401000-0x0000000000450000-memory.dmp

Filesize
316KB

Download
memory/2292-5-0x0000000000400000-0x00000000009A1000-memory.dmp

Filesize
5.6MB

Download
memory/2292-1-0x0000000000401000-0x0000000000450000-memory.dmp

Filesize
316KB

Download