plugx | 2bd843024c373e86260f141d51228c55015aa488ebcd24f0c5ca9636fd9b360c

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
29-11-2022 18:05

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General

Target

sample.exe
Size

337KB
MD5

cd5bc22cd00975467ba470a2aad9e3be
SHA1

c59f130dd579e3f7d31a4d8d0f3fa5f269b332f3
SHA256

06013460d92bfef5f63085d1d10afb87a417678642b199cdae282395d1b09261
SHA512

887e12492751f0bbded9bd665c39a5a28e31d77bc2de0c8ade73b63173352d6e9bc8f9575d966772e39c4b1622aa4d9966e7f873b405eca8f4b2c515ab9b7ac9
SSDEEP

6144:+z+92mhAMJ/cPl3ihLcDkcK7TSH6eby0gePbS1hNPnHt6Q+hTnO3pE:+K2mhAMJ/cPlPgcK6bb6KbCL6phi3C

Score

10^/10

plugx trojan

Malware Config

Signatures

Detects PlugX payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2020-67-0x0000000000530000-0x0000000000560000-memory.dmp	family_plugx

PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
trojan plugx
Downloads MZ/PE file
Executes dropped EXE 3 IoCs

Processes:

start.exexlmin.exe000045packer.exe

pid process

1264 start.exe
2020 xlmin.exe
824 000045packer.exe

pid	process
1264	start.exe
2020	xlmin.exe
824	000045packer.exe

Loads dropped DLL 13 IoCs

Processes:

sample.exexlmin.exeWerFault.exe

pid	process
832	sample.exe
832	sample.exe
832	sample.exe
832	sample.exe
2020	xlmin.exe
2020	xlmin.exe
1348	WerFault.exe
1348	WerFault.exe
1348	WerFault.exe
1348	WerFault.exe
1348	WerFault.exe
1348	WerFault.exe
1348	WerFault.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1348 824 WerFault.exe 000045packer.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

start.exe

pid process

1264 start.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

xlmin.exe

description pid process

Token: SeDebugPrivilege 2020 xlmin.exe
Token: SeTcbPrivilege 2020 xlmin.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

start.exexlmin.exe

pid process

1264 start.exe
2020 xlmin.exe
2020 xlmin.exe
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

xlmin.exe

pid process

2020 xlmin.exe
2020 xlmin.exe

pid	pid_target	process	target process
1348	824	WerFault.exe	000045packer.exe

pid	process
1264	start.exe

description	pid	process
Token: SeDebugPrivilege	2020	xlmin.exe
Token: SeTcbPrivilege	2020	xlmin.exe

pid	process
1264	start.exe
2020	xlmin.exe
2020	xlmin.exe

pid	process
2020	xlmin.exe
2020	xlmin.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

sample.exexlmin.exe000045packer.exe

description	pid	process	target process
PID 832 wrote to memory of 1264	832	sample.exe	start.exe
PID 832 wrote to memory of 1264	832	sample.exe	start.exe
PID 832 wrote to memory of 1264	832	sample.exe	start.exe
PID 832 wrote to memory of 1264	832	sample.exe	start.exe
PID 832 wrote to memory of 1264	832	sample.exe	start.exe
PID 832 wrote to memory of 1264	832	sample.exe	start.exe
PID 832 wrote to memory of 1264	832	sample.exe	start.exe
PID 2020 wrote to memory of 824	2020	xlmin.exe	000045packer.exe
PID 2020 wrote to memory of 824	2020	xlmin.exe	000045packer.exe
PID 2020 wrote to memory of 824	2020	xlmin.exe	000045packer.exe
PID 2020 wrote to memory of 824	2020	xlmin.exe	000045packer.exe
PID 824 wrote to memory of 1348	824	000045packer.exe	WerFault.exe
PID 824 wrote to memory of 1348	824	000045packer.exe	WerFault.exe
PID 824 wrote to memory of 1348	824	000045packer.exe	WerFault.exe
PID 824 wrote to memory of 1348	824	000045packer.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\sample.exe
"C:\Users\Admin\AppData\Local\Temp\sample.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:832

C:\Users\Admin\AppData\Local\Temp\RarSFX0\start.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\start.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:1264

C:\Users\Admin\AppData\Local\Temp\RarSFX0\xlmin.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\xlmin.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2020

C:\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
"C:\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe" /minidownloader
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 192
3⤵
- Loads dropped DLL
- Program crash
PID:1348

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\dl_peer_id.db
Filesize
120KB

MD5
23ab40494c1f3dc4adcc9566f2e31296

SHA1
304fe661f9dd9ca65ca4918bbfc36f1da215d058

SHA256
6a229ca2f570a1c28e6a226f1aaa568fc40d89e1028fb97ccd1ad5f9b02ae564

SHA512
2130d3ad1c82dcc7f137c887d1b8a5eebf43d116f004819c8bb820345cee61a4a163eb04f310eccac54427c95e8852fa5e92c0edcef87d14171aa64ae97d2e38

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\dl_peer_id.dll
Filesize
40KB

MD5
b3c4f33da415eb7648d71a89312df114

SHA1
8cac341abda25120b89da085dadee72f17b7b356

SHA256
b388009ca8311e82e37b4009054ac21350157299d1240a8070b66a177ffdd3f9

SHA512
03ea98d2ad918593277c5cede06061ef2446f10e74b3c6bcf512094bff9ead911802fb5d24efba4d95b4579ef5c12dcbe3338b556c0c35d249b2703f82367183

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\start.exe
Filesize
41KB

MD5
2b736720e2c2674b8037a03266574048

SHA1
b0fccf6893442467f1c8a7f05783d1f1ea27fa74

SHA256
27d22e2fb09e101ec13d9dc16bf743d6a49111c3205ea9127d1733696c3afbe1

SHA512
70c6458db107dc7254abc61508f014fe40f11a733d043cc1388113ef2887dcb666656d65a51d61fa65fff25ede393e4a99bf6a9976a895255f5807e57abfad94

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\xlmin.exe
Filesize
173KB

MD5
e76ee3dd4b09116ccb947a2c063cfe0e

SHA1
6369bb55c284bd373c4be35cdcde36026d8a8a7d

SHA256
e8cbf2de0dcd938d74ae3d8f4c17142b5debca17808f7801d55ecc95feadfb3c

SHA512
171868e5b33885459504bb9c0c82dbf2b54c2ec656050ab1686328dfa69e2a62b15d1d7278f2682902356fd88a6c13001f7cadbd6f9b7afbc37b2613bf8ce2da

Download Submit
C:\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\dl_peer_id.dll
Filesize
40KB

MD5
b3c4f33da415eb7648d71a89312df114

SHA1
8cac341abda25120b89da085dadee72f17b7b356

SHA256
b388009ca8311e82e37b4009054ac21350157299d1240a8070b66a177ffdd3f9

SHA512
03ea98d2ad918593277c5cede06061ef2446f10e74b3c6bcf512094bff9ead911802fb5d24efba4d95b4579ef5c12dcbe3338b556c0c35d249b2703f82367183

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\start.exe
Filesize
41KB

MD5
2b736720e2c2674b8037a03266574048

SHA1
b0fccf6893442467f1c8a7f05783d1f1ea27fa74

SHA256
27d22e2fb09e101ec13d9dc16bf743d6a49111c3205ea9127d1733696c3afbe1

SHA512
70c6458db107dc7254abc61508f014fe40f11a733d043cc1388113ef2887dcb666656d65a51d61fa65fff25ede393e4a99bf6a9976a895255f5807e57abfad94

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\start.exe
Filesize
41KB

MD5
2b736720e2c2674b8037a03266574048

SHA1
b0fccf6893442467f1c8a7f05783d1f1ea27fa74

SHA256
27d22e2fb09e101ec13d9dc16bf743d6a49111c3205ea9127d1733696c3afbe1

SHA512
70c6458db107dc7254abc61508f014fe40f11a733d043cc1388113ef2887dcb666656d65a51d61fa65fff25ede393e4a99bf6a9976a895255f5807e57abfad94

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\start.exe
Filesize
41KB

MD5
2b736720e2c2674b8037a03266574048

SHA1
b0fccf6893442467f1c8a7f05783d1f1ea27fa74

SHA256
27d22e2fb09e101ec13d9dc16bf743d6a49111c3205ea9127d1733696c3afbe1

SHA512
70c6458db107dc7254abc61508f014fe40f11a733d043cc1388113ef2887dcb666656d65a51d61fa65fff25ede393e4a99bf6a9976a895255f5807e57abfad94

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\start.exe
Filesize
41KB

MD5
2b736720e2c2674b8037a03266574048

SHA1
b0fccf6893442467f1c8a7f05783d1f1ea27fa74

SHA256
27d22e2fb09e101ec13d9dc16bf743d6a49111c3205ea9127d1733696c3afbe1

SHA512
70c6458db107dc7254abc61508f014fe40f11a733d043cc1388113ef2887dcb666656d65a51d61fa65fff25ede393e4a99bf6a9976a895255f5807e57abfad94

Download Submit
\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
\Users\Admin\AppData\Roaming\XGMiniDownloader\000045packer.exe
Filesize
1.8MB

MD5
848dc30afe377fdeb82a45539a6ecf62

SHA1
0d1a038e77b5be899928d2459532edecf329695a

SHA256
0ee6fbd8eb2275164accfec12e1e55cecb07dde988df23984fbbf054f2b24c87

SHA512
059249e7d19423b85a480a58cbc55998685fb8cc326608f52a53f938863738b0b971ca0d3ca1d4da0ef42271c4fb18c372f8bdb0fef74cbc0939c76f9448b08d

Download Submit
memory/824-69-0x0000000000000000-mapping.dmp

Download
memory/832-54-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

Filesize
8KB

Download
memory/1264-59-0x0000000000000000-mapping.dmp

Download
memory/1348-72-0x0000000000000000-mapping.dmp

Download
memory/2020-67-0x0000000000530000-0x0000000000560000-memory.dmp

Filesize
192KB

Download