Malware Analysis Report

2024-08-06 14:19

Sample ID 240619-xpff6s1hql
Target 00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118
SHA256 45165b43c40d3e82e31498aff22b758655b551b591cf1c694830441d5fe587bc
Tags
modiloader evasion trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

45165b43c40d3e82e31498aff22b758655b551b591cf1c694830441d5fe587bc

Threat Level: Known bad

The file 00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

modiloader evasion trojan

ModiLoader, DBatLoader

UAC bypass

ModiLoader Second Stage

Loads dropped DLL

Checks whether UAC is enabled

Suspicious use of SetThreadContext

Drops file in Windows directory

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

System policy modification

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Abuse Elevation Control Mechanism
T1548
Bypass User Account Control
T1548.002
Defense Evasion
TA0005
Abuse Elevation Control Mechanism
T1548
Bypass User Account Control
T1548.002
Impair Defenses
T1562
Disable or Modify Tools
T1562.001
Modify Registry
T1112
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-19 19:01

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 19:01

Reported

2024-06-19 19:04

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

56s

Command Line

"C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-19 19:01

Reported

2024-06-19 19:04

Platform

win7-20240611-en

Max time kernel

150s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe"

Signatures

ModiLoader, DBatLoader

trojan modiloader

UAC bypass

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A

ModiLoader Second Stage

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Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2480 set thread context of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\VMPipe32.dll C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe
PID 2480 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe

System policy modification

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\00129112fcc4ed40a3d1610fe45b321f_JaffaCakes118.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 hostyy.no-ip.info udp

Files

memory/2336-12-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-15-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-14-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-10-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-8-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-6-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-4-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-3-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-16-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-17-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-19-0x0000000000400000-0x000000000044B000-memory.dmp

\Users\Admin\AppData\Local\Temp\ntdtcstp.dll

MD5 67587e25a971a141628d7f07bd40ffa0
SHA1 76fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256 e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA512 6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

memory/2336-22-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-26-0x0000000000500000-0x000000000050E000-memory.dmp

\Users\Admin\AppData\Local\Temp\cmsetac.dll

MD5 f90c6ceb615062fff3c9b8ed65592dc9
SHA1 a215dd676900fc3b92a023b652f70e3206b2b436
SHA256 640b0963a17e4a831c15d08cb7f3fcb5aec993c71d614530a1f44045ff0a04bd
SHA512 7f33aad45445cd4c6b46fb63840bf63b483d0ea773f243002eff48bafad28deac40ec2512b584dfe87c24d84004cd5f6a86255d6f2dc7eb642a6b91cc8bdefef

memory/2336-28-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-29-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-30-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-31-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-33-0x0000000000500000-0x000000000050E000-memory.dmp

memory/2336-32-0x00000000003E0000-0x00000000003E8000-memory.dmp

memory/2336-34-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-35-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-36-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-39-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-40-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-43-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-46-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-49-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-52-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-55-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-58-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-61-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-64-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-67-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-70-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-73-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2336-76-0x0000000000400000-0x000000000044B000-memory.dmp