plugx | fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f

Analysis

max time kernel
150s
max time network
147s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 15:06

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General

Target

fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f.exe
Size

616KB
MD5

adc1463af9514ac48cd963385f08c40f
SHA1

5d5d0c94473b30234efc9915ee67db7accc02c5d
SHA256

fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f
SHA512

076d9e8523a56e90553aca20a736c3d72e11f4189ba6686ccc9b08e6830df25b3ffb58457d55eb36a2257c7704113fd7e6f9899cb1b8a0859ac00cd43b94c567
SSDEEP

12288:YUomEFRu3xEPE69cRgjq7Vv87gZCf5mKtKX6jtXM6DlZ2NBYBPhzMqDxnnID:YmOMSPE6KRkq7fXRiXXlZ2NByPiqFnS

Score

10^/10

plugx trojan

Malware Config

Signatures

Detects PlugX payload 22 IoCs

resource	yara_rule
behavioral1/memory/2868-17-0x0000000001E50000-0x0000000001E8A000-memory.dmp	family_plugx
behavioral1/memory/2460-38-0x00000000002C0000-0x00000000002FA000-memory.dmp	family_plugx
behavioral1/memory/2460-39-0x00000000002C0000-0x00000000002FA000-memory.dmp	family_plugx
behavioral1/memory/2788-52-0x0000000000290000-0x00000000002CA000-memory.dmp	family_plugx
behavioral1/memory/2496-55-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/2496-58-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/2788-44-0x0000000000290000-0x00000000002CA000-memory.dmp	family_plugx
behavioral1/memory/2868-70-0x0000000001E50000-0x0000000001E8A000-memory.dmp	family_plugx
behavioral1/memory/2496-71-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/2496-76-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/2496-75-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/2496-74-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/2496-73-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/2496-72-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/2460-80-0x00000000002C0000-0x00000000002FA000-memory.dmp	family_plugx
behavioral1/memory/816-94-0x0000000000290000-0x00000000002CA000-memory.dmp	family_plugx
behavioral1/memory/816-95-0x0000000000290000-0x00000000002CA000-memory.dmp	family_plugx
behavioral1/memory/816-96-0x0000000000290000-0x00000000002CA000-memory.dmp	family_plugx
behavioral1/memory/816-93-0x0000000000290000-0x00000000002CA000-memory.dmp	family_plugx
behavioral1/memory/816-90-0x0000000000290000-0x00000000002CA000-memory.dmp	family_plugx
behavioral1/memory/2496-97-0x00000000002F0000-0x000000000032A000-memory.dmp	family_plugx
behavioral1/memory/816-98-0x0000000000290000-0x00000000002CA000-memory.dmp	family_plugx

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

Executes dropped EXE 4 IoCs

pid	Process
2868	USOPrivate.exe
2460	USOPrivate.exe
480	Process not Found
2788	USOPrivate.exe

Loads dropped DLL 5 IoCs

pid	Process
2180	fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f.exe
2868	USOPrivate.exe
2824	Process not Found
2460	USOPrivate.exe
2788	USOPrivate.exe

Unexpected DNS network traffic destination 4 IoCs

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

description	ioc
Destination IP	8.217.48.154
Destination IP	8.217.48.154
Destination IP	8.217.48.154
Destination IP	8.217.48.154

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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 = 44004600390034004300390043004200370034004200340042003900380045000000	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2868	USOPrivate.exe
2868	USOPrivate.exe
2460	USOPrivate.exe
2460	USOPrivate.exe
2788	USOPrivate.exe
2788	USOPrivate.exe
2496	svchost.exe
2496	svchost.exe
2496	svchost.exe
2496	svchost.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
2496	svchost.exe
2496	svchost.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
2496	svchost.exe
2496	svchost.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
2496	svchost.exe
2496	svchost.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
2496	svchost.exe
2496	svchost.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe
816	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2496	svchost.exe
816	msiexec.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2868	USOPrivate.exe
Token: SeTcbPrivilege	2868	USOPrivate.exe
Token: SeDebugPrivilege	2460	USOPrivate.exe
Token: SeTcbPrivilege	2460	USOPrivate.exe
Token: SeDebugPrivilege	2788	USOPrivate.exe
Token: SeTcbPrivilege	2788	USOPrivate.exe
Token: SeDebugPrivilege	2496	svchost.exe
Token: SeTcbPrivilege	2496	svchost.exe
Token: SeDebugPrivilege	816	msiexec.exe
Token: SeTcbPrivilege	816	msiexec.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2868	2180	fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f.exe	28
PID 2180 wrote to memory of 2868	2180	fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f.exe	28
PID 2180 wrote to memory of 2868	2180	fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f.exe	28
PID 2180 wrote to memory of 2868	2180	fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f.exe	28
PID 2788 wrote to memory of 2496	2788	USOPrivate.exe	32
PID 2788 wrote to memory of 2496	2788	USOPrivate.exe	32
PID 2788 wrote to memory of 2496	2788	USOPrivate.exe	32
PID 2788 wrote to memory of 2496	2788	USOPrivate.exe	32
PID 2788 wrote to memory of 2496	2788	USOPrivate.exe	32
PID 2788 wrote to memory of 2496	2788	USOPrivate.exe	32
PID 2788 wrote to memory of 2496	2788	USOPrivate.exe	32
PID 2496 wrote to memory of 816	2496	svchost.exe	33
PID 2496 wrote to memory of 816	2496	svchost.exe	33
PID 2496 wrote to memory of 816	2496	svchost.exe	33
PID 2496 wrote to memory of 816	2496	svchost.exe	33
PID 2496 wrote to memory of 816	2496	svchost.exe	33
PID 2496 wrote to memory of 816	2496	svchost.exe	33
PID 2496 wrote to memory of 816	2496	svchost.exe	33
PID 2496 wrote to memory of 816	2496	svchost.exe	33
PID 2496 wrote to memory of 816	2496	svchost.exe	33

C:\Users\Admin\AppData\Local\Temp\fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f.exe
"C:\Users\Admin\AppData\Local\Temp\fc1e2a0ed20ef3cb8a543b65cc0db5d05f5e107a6c43bf6f1c0b581e6167a59f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Users\Admin\AppData\Local\Temp\USOPrivate.exe
  "C:\Users\Admin\AppData\Local\Temp\USOPrivate.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2868

C:\ProgramData\Bitdefender\USOPrivate.exe
"C:\ProgramData\Bitdefender\USOPrivate.exe" 100 2868
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2460

C:\ProgramData\Bitdefender\USOPrivate.exe
"C:\ProgramData\Bitdefender\USOPrivate.exe" 200 0
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe 201 0
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe 209 2496
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\USOPrivate.dat

Filesize
152KB

MD5
1a62834b9f2423effb90e133141b1f05

SHA1
fec09cab25b88e1566f0f766db29c6204acf63fc

SHA256
a897a20a35e9c449a45932a75b626de649605e132ff49c0dbc745930fc0bbb89

SHA512
4f674ae447a9c6dcced488fc3bf408a9173602b75c1bac492a60805ca536351052619393d9a72f7cfd958d9f5b1df8eb4085a0267f9cdd293a7c3b4486d25267

Download Submit
\Users\Admin\AppData\Local\Temp\USOPrivate.exe

Filesize
760KB

MD5
10866465a9b0c56af2cd093b80cdbc9f

SHA1
fc77be3e68a79b597ffed1b307d1b447787e7995

SHA256
9831526e475a4ed0d149bec15f69193a48249c3cda1ddb2f2140292afd862cfa

SHA512
975c0c3abe71d29a1391bc9a258df9560466f40764ff6dd8b06db5234d45a6c12f27c77bd26409fda051de598cdc0087afd847e46818553c5ed3eff53cfe2091

Download Submit
\Users\Admin\AppData\Local\Temp\log.dll

Filesize
39KB

MD5
1cf26c4edf92541cee6dcb327a15ab97

SHA1
1838eb4a59e618e298a188347e37f76845c80cad

SHA256
be213cfb0795e8a645d50eec7e55520e952279963dcef4e11b49c022ec283129

SHA512
3bf8367435d51e0f8986bcfcabaf48780936f2baacaaa269496d77800364304d3bcf0edb9bcdb64ffe0130996f282b5ba40a232a15b799b01dda25f8a9504676

Download Submit
memory/816-96-0x0000000000290000-0x00000000002CA000-memory.dmp

Filesize
232KB

Download
memory/816-90-0x0000000000290000-0x00000000002CA000-memory.dmp

Filesize
232KB

Download
memory/816-93-0x0000000000290000-0x00000000002CA000-memory.dmp

Filesize
232KB

Download
memory/816-98-0x0000000000290000-0x00000000002CA000-memory.dmp

Filesize
232KB

Download
memory/816-95-0x0000000000290000-0x00000000002CA000-memory.dmp

Filesize
232KB

Download
memory/816-94-0x0000000000290000-0x00000000002CA000-memory.dmp

Filesize
232KB

Download
memory/816-92-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2460-35-0x0000000077260000-0x0000000077261000-memory.dmp

Filesize
4KB

Download
memory/2460-38-0x00000000002C0000-0x00000000002FA000-memory.dmp

Filesize
232KB

Download
memory/2460-39-0x00000000002C0000-0x00000000002FA000-memory.dmp

Filesize
232KB

Download
memory/2460-80-0x00000000002C0000-0x00000000002FA000-memory.dmp

Filesize
232KB

Download
memory/2496-72-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-73-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-97-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-49-0x0000000000080000-0x00000000000A5000-memory.dmp

Filesize
148KB

Download
memory/2496-69-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2496-71-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-76-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-75-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-74-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-58-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-45-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2496-55-0x00000000002F0000-0x000000000032A000-memory.dmp

Filesize
232KB

Download
memory/2496-54-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/2496-51-0x00000000000B0000-0x00000000000B2000-memory.dmp

Filesize
8KB

Download
memory/2788-52-0x0000000000290000-0x00000000002CA000-memory.dmp

Filesize
232KB

Download
memory/2788-44-0x0000000000290000-0x00000000002CA000-memory.dmp

Filesize
232KB

Download
memory/2868-70-0x0000000001E50000-0x0000000001E8A000-memory.dmp

Filesize
232KB

Download
memory/2868-17-0x0000000001E50000-0x0000000001E8A000-memory.dmp

Filesize
232KB

Download
memory/2868-15-0x0000000000480000-0x0000000000580000-memory.dmp

Filesize
1024KB

Download
memory/2868-13-0x0000000077260000-0x0000000077261000-memory.dmp

Filesize
4KB

Download