plugx | 28dc274e4f75b88e22a58a0672e4abaf15f9660f939dbd49a8db443a7e8891a6

Analysis

max time kernel
146s
max time network
155s
platform
windows11-21h2_x64
resource
win11-20240214-en
resource tags

arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
submitted
18-02-2024 16:11

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General

Target

TraceIndexer.exe
Size

457KB
MD5

07321f91bad9653b4fa737e5c993de90
SHA1

9b0e7f445739825816e970205fe92adf7d3e1fc8
SHA256

c81b31f8986cc40ff2d31c3bafd7abdf275826ccb5859eba8d927144e38bc7f3
SHA512

c065581716ac8158f657c231a48a8eff2eb215a008ca1d76215a17313b99888d9d14ccb73782d810cedaf5e8acc671deca28a9e2875a5668a03ece0e2cd8f5b6
SSDEEP

12288:RDodb27n+xNHL9mk39q8AwbtTtR9zi1mxrQYAA0jkYu6h82hE2ha:2d27nQNHL9mk39q8AwJRxrJEjk/MBhnU

Score

10^/10

plugx trojan

Malware Config

Signatures

Detects PlugX payload 17 IoCs

resource	yara_rule
behavioral8/memory/1508-2-0x0000000000650000-0x0000000000685000-memory.dmp	family_plugx
behavioral8/memory/1508-4-0x0000000000650000-0x0000000000685000-memory.dmp	family_plugx
behavioral8/memory/4840-27-0x0000000000820000-0x0000000000855000-memory.dmp	family_plugx
behavioral8/memory/4840-30-0x0000000000820000-0x0000000000855000-memory.dmp	family_plugx
behavioral8/memory/5008-34-0x0000000001230000-0x0000000001265000-memory.dmp	family_plugx
behavioral8/memory/5008-36-0x0000000001230000-0x0000000001265000-memory.dmp	family_plugx
behavioral8/memory/2404-37-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx
behavioral8/memory/2404-39-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx
behavioral8/memory/1508-44-0x0000000000650000-0x0000000000685000-memory.dmp	family_plugx
behavioral8/memory/2404-52-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx
behavioral8/memory/2404-54-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx
behavioral8/memory/2404-53-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx
behavioral8/memory/2404-55-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx
behavioral8/memory/2404-57-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx
behavioral8/memory/2404-60-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx
behavioral8/memory/4840-61-0x0000000000820000-0x0000000000855000-memory.dmp	family_plugx
behavioral8/memory/2404-63-0x0000000000BA0000-0x0000000000BD5000-memory.dmp	family_plugx

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

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	35.77.99.82

Deletes itself 1 IoCs

pid	Process
4840	TraceIndexer.exe

Executes dropped EXE 2 IoCs

pid	Process
4840	TraceIndexer.exe
5008	TraceIndexer.exe

Loads dropped DLL 2 IoCs

pid	Process
4840	TraceIndexer.exe
5008	TraceIndexer.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHZ	svchost.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\CLASSES\FAST	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\FAST\CLSID = 34003500310046004300390037004100370035003600350031004400300045000000	svchost.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2404	svchost.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1508	TraceIndexer.exe
1508	TraceIndexer.exe
1508	TraceIndexer.exe
1508	TraceIndexer.exe
4840	TraceIndexer.exe
4840	TraceIndexer.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe
2404	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2404	svchost.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1508	TraceIndexer.exe
Token: SeTcbPrivilege	1508	TraceIndexer.exe
Token: SeDebugPrivilege	4840	TraceIndexer.exe
Token: SeTcbPrivilege	4840	TraceIndexer.exe
Token: SeDebugPrivilege	5008	TraceIndexer.exe
Token: SeTcbPrivilege	5008	TraceIndexer.exe
Token: SeDebugPrivilege	2404	svchost.exe
Token: SeTcbPrivilege	2404	svchost.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 5008 wrote to memory of 2404	5008	TraceIndexer.exe	79
PID 5008 wrote to memory of 2404	5008	TraceIndexer.exe	79
PID 5008 wrote to memory of 2404	5008	TraceIndexer.exe	79
PID 5008 wrote to memory of 2404	5008	TraceIndexer.exe	79
PID 5008 wrote to memory of 2404	5008	TraceIndexer.exe	79
PID 5008 wrote to memory of 2404	5008	TraceIndexer.exe	79
PID 5008 wrote to memory of 2404	5008	TraceIndexer.exe	79
PID 5008 wrote to memory of 2404	5008	TraceIndexer.exe	79
PID 2404 wrote to memory of 2804	2404	svchost.exe	80
PID 2404 wrote to memory of 2804	2404	svchost.exe	80
PID 2404 wrote to memory of 2804	2404	svchost.exe	80
PID 2404 wrote to memory of 2804	2404	svchost.exe	80
PID 2404 wrote to memory of 2804	2404	svchost.exe	80
PID 2404 wrote to memory of 2804	2404	svchost.exe	80
PID 2404 wrote to memory of 2804	2404	svchost.exe	80
PID 2404 wrote to memory of 2804	2404	svchost.exe	80

C:\Users\Admin\AppData\Local\Temp\TraceIndexer.exe
"C:\Users\Admin\AppData\Local\Temp\TraceIndexer.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1508

C:\ProgramData\Microsoft\AsComDtSvc\TraceIndexer.exe
"C:\ProgramData\Microsoft\AsComDtSvc\TraceIndexer.exe" 100 1508
1⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4840

C:\ProgramData\Microsoft\AsComDtSvc\TraceIndexer.exe
"C:\ProgramData\Microsoft\AsComDtSvc\TraceIndexer.exe" 200 0
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5008
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe 201 0
  2⤵
  - Checks processor information in registry
  - Modifies registry class
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\system32\WerFault.exe 209 2404
    3⤵
    PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\AsComDtSvc\ATKEX.dat

Filesize
132KB

MD5
e83af8dd173892918a785d27e1aef2a5

SHA1
d0ce65a13d43205b7a9c253b010fb2cea977a4b3

SHA256
31a63f7813c3436fec5c5493e30356da12ea4729fb1757bff877fc1a63825361

SHA512
884cb0ddf17ce35e6f191ddd97905781da67b8c8b4d27a87f872564e7d419df8966eadf93df5928fdc87e09aaf1eea187b621858c5bd2f6d41fb99872762acd5

Download Submit
C:\ProgramData\Microsoft\AsComDtSvc\ATKEX.dll

Filesize
53KB

MD5
ed5b3b3a04e3ccc8ddc41e0691c6af38

SHA1
7ab5dc0750fa4d5953bf45b9de4b5261458b69fa

SHA256
9b0f2a4833461caabd4d44c53c31b719c80b7f44a92cff5c0fb01d83f7fa43cb

SHA512
ae89fa6db3ba270e0ba1cae0d0457441500dfc78a50a40b7d3a2e3fae99529690e3aaa05c8821115a0a4e41197a4a650a2a8b25f92fbcb50eed7a639119cd8ad

Download Submit
C:\ProgramData\Microsoft\AsComDtSvc\TraceIndexer.exe

Filesize
457KB

MD5
07321f91bad9653b4fa737e5c993de90

SHA1
9b0e7f445739825816e970205fe92adf7d3e1fc8

SHA256
c81b31f8986cc40ff2d31c3bafd7abdf275826ccb5859eba8d927144e38bc7f3

SHA512
c065581716ac8158f657c231a48a8eff2eb215a008ca1d76215a17313b99888d9d14ccb73782d810cedaf5e8acc671deca28a9e2875a5668a03ece0e2cd8f5b6

Download Submit
memory/1508-44-0x0000000000650000-0x0000000000685000-memory.dmp

Filesize
212KB

Download
memory/1508-2-0x0000000000650000-0x0000000000685000-memory.dmp

Filesize
212KB

Download
memory/1508-4-0x0000000000650000-0x0000000000685000-memory.dmp

Filesize
212KB

Download
memory/1508-0-0x0000000000E40000-0x0000000000F40000-memory.dmp

Filesize
1024KB

Download
memory/2404-55-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2404-54-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2404-63-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2404-37-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2404-39-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2404-38-0x0000000000890000-0x0000000000891000-memory.dmp

Filesize
4KB

Download
memory/2404-60-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2404-51-0x0000000000890000-0x0000000000891000-memory.dmp

Filesize
4KB

Download
memory/2404-52-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2404-57-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2404-53-0x0000000000BA0000-0x0000000000BD5000-memory.dmp

Filesize
212KB

Download
memory/2804-62-0x0000000000A60000-0x0000000000A61000-memory.dmp

Filesize
4KB

Download
memory/2804-64-0x0000000000A60000-0x0000000000A61000-memory.dmp

Filesize
4KB

Download
memory/4840-27-0x0000000000820000-0x0000000000855000-memory.dmp

Filesize
212KB

Download
memory/4840-30-0x0000000000820000-0x0000000000855000-memory.dmp

Filesize
212KB

Download
memory/4840-61-0x0000000000820000-0x0000000000855000-memory.dmp

Filesize
212KB

Download
memory/5008-34-0x0000000001230000-0x0000000001265000-memory.dmp

Filesize
212KB

Download
memory/5008-36-0x0000000001230000-0x0000000001265000-memory.dmp

Filesize
212KB

Download