plugx | 1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-09-2024 22:33

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General

Target

f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
Size

148KB
MD5

f0be554b1d9b394bc2a90322ca944fce
SHA1

89bda0569dc5a83fa5e024fbe1e4338361e79719
SHA256

1acd0212ee970abfea717c2eac9a73613787f86dab42298f1d74a06f79554f0f
SHA512

3da7baf6b4933c90c47376ec065097de1bc2be54b44d8558d3250d620d459c9a22d74b642b33caac62321217977a55e9381e615c8cb7c3d7a15c58ff9ca136d1
SSDEEP

3072:pZpnEqYRxCen7tHPr8LeThj71IgnCbHDSsYZVSXwQwdgeZ:zpn8TCuz8iThecCnSxZVSXFwdg

Score

10^/10

plugx discovery persistence trojan

Malware Config

Signatures

Detects PlugX payload 15 IoCs

resource	yara_rule
behavioral2/memory/944-3-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/944-16-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/944-5-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/944-18-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/944-17-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/944-20-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/944-21-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4764-22-0x00000000026E0000-0x000000000270E000-memory.dmp	family_plugx
behavioral2/memory/4764-26-0x00000000026E0000-0x000000000270E000-memory.dmp	family_plugx
behavioral2/memory/4764-24-0x00000000026E0000-0x000000000270E000-memory.dmp	family_plugx
behavioral2/memory/4764-27-0x00000000026E0000-0x000000000270E000-memory.dmp	family_plugx
behavioral2/memory/944-29-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/4764-32-0x00000000026E0000-0x000000000270E000-memory.dmp	family_plugx
behavioral2/memory/944-33-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx
behavioral2/memory/944-37-0x0000000002370000-0x000000000239E000-memory.dmp	family_plugx

PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
trojan plugx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AppServerDis = "C:\\Windows\\AppServerDis.exe"	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\AppServerDis.exe	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
File opened for modification	C:\Windows\AppServerDis.exe	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\CLASSES\MJ	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\MJ\CLSID = 32004300330031004200370044003000350041003700340041004500380034000000	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
4764	msiexec.exe
4764	msiexec.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe
4764	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
4764	msiexec.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
Token: SeTcbPrivilege	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
Token: SeDebugPrivilege	4764	msiexec.exe
Token: SeTcbPrivilege	4764	msiexec.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 944 wrote to memory of 4764	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe	88
PID 944 wrote to memory of 4764	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe	88
PID 944 wrote to memory of 4764	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe	88
PID 944 wrote to memory of 4764	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe	88
PID 944 wrote to memory of 4764	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe	88
PID 944 wrote to memory of 4764	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe	88
PID 944 wrote to memory of 4764	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe	88
PID 944 wrote to memory of 4764	944	f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f0be554b1d9b394bc2a90322ca944fce_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:944
- C:\Windows\SysWOW64\msiexec.exe
  C:\Windows\SysWOW64\msiexec.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:4764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/944-28-0x0000000002240000-0x0000000002340000-memory.dmp

Filesize
1024KB

Download
memory/944-2-0x0000000002240000-0x0000000002340000-memory.dmp

Filesize
1024KB

Download
memory/944-16-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-5-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-18-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-15-0x0000000000B80000-0x0000000000B81000-memory.dmp

Filesize
4KB

Download
memory/944-17-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-21-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-37-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-3-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-20-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-33-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/944-29-0x0000000002370000-0x000000000239E000-memory.dmp

Filesize
184KB

Download
memory/4764-32-0x00000000026E0000-0x000000000270E000-memory.dmp

Filesize
184KB

Download
memory/4764-27-0x00000000026E0000-0x000000000270E000-memory.dmp

Filesize
184KB

Download
memory/4764-23-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/4764-24-0x00000000026E0000-0x000000000270E000-memory.dmp

Filesize
184KB

Download
memory/4764-22-0x00000000026E0000-0x000000000270E000-memory.dmp

Filesize
184KB

Download
memory/4764-25-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

Filesize
4KB

Download
memory/4764-26-0x00000000026E0000-0x000000000270E000-memory.dmp

Filesize
184KB

Download