gh0strat | 71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd

General

Target

71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
Size

1.3MB
MD5

6996bfa800002c285e70a74bd8006386
SHA1

7fd66b9aa8613e0820b261c41b9098e4d6b3099a
SHA256

71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd
SHA512

2d5fadfcf065aa3da21f63b3012098f7c80fdf817aa61827eb7723d2c05ab8ba923a4f99c981032fa9baf0582f871a9e6456709d1c56572433303a557c3326aa
SSDEEP

24576:BQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVqXXiIi:BQZAdVyVT9n/Gg0P+WhoJXXi5

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/1428-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1428-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1428-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1696-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1696-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1696-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2604-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1696-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2604-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2604-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2604-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/1428-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1428-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1428-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1696-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1696-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1696-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x000700000002341e-29.dat	family_gh0strat
behavioral2/memory/2604-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1696-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2604-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2604-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2604-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 5 IoCs

pid	Process
1428	svchost.exe
1696	TXPlatforn.exe
2604	TXPlatforn.exe
2396	svchos.exe
2320	HD_71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe

Loads dropped DLL 1 IoCs

pid	Process
2396	svchos.exe

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1428-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1428-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1428-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1428-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1696-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1696-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1696-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2604-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1696-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1696-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2604-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2604-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2604-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240605031.txt	svchos.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4344	2396	WerFault.exe	85

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1520	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2604	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1428	svchost.exe
Token: SeLoadDriverPrivilege	2604	TXPlatforn.exe
Token: 33	2604	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2604	TXPlatforn.exe
Token: 33	2604	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2604	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4780 wrote to memory of 1428	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	81
PID 4780 wrote to memory of 1428	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	81
PID 4780 wrote to memory of 1428	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	81
PID 1428 wrote to memory of 1192	1428	svchost.exe	83
PID 1428 wrote to memory of 1192	1428	svchost.exe	83
PID 1428 wrote to memory of 1192	1428	svchost.exe	83
PID 1696 wrote to memory of 2604	1696	TXPlatforn.exe	84
PID 1696 wrote to memory of 2604	1696	TXPlatforn.exe	84
PID 1696 wrote to memory of 2604	1696	TXPlatforn.exe	84
PID 4780 wrote to memory of 2396	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	85
PID 4780 wrote to memory of 2396	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	85
PID 4780 wrote to memory of 2396	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	85
PID 1192 wrote to memory of 1520	1192	cmd.exe	90
PID 1192 wrote to memory of 1520	1192	cmd.exe	90
PID 1192 wrote to memory of 1520	1192	cmd.exe	90
PID 4780 wrote to memory of 2320	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	91
PID 4780 wrote to memory of 2320	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	91
PID 4780 wrote to memory of 2320	4780	71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe	91

C:\Users\Admin\AppData\Local\Temp\71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
"C:\Users\Admin\AppData\Local\Temp\71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4780
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\\svchost.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1428
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\svchost.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1192
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:1520
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 444
    3⤵
    - Program crash
    PID:4344
- C:\Users\Admin\AppData\Local\Temp\HD_71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
  C:\Users\Admin\AppData\Local\Temp\HD_71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe
  2⤵
  - Executes dropped EXE
  PID:2320

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1696
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:2604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2396 -ip 2396
1⤵
PID:3520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_71a26cabc062f3e0248a8bf254f1315b5d75d4f65e961ab1dfe668e8d78242bd.exe

Filesize
57KB

MD5
602f9afcb563002689111e320b893794

SHA1
075ba1a0696e3a3571ac14e2a7df3f7895f6e0f7

SHA256
0de8a0d6ae85d2686d55f0dcf2cf999b7e913bf1d644368c9114b1d9c4438bab

SHA512
d8e1d4b7bdd27c10c65e46df6f451b6256d5b284215d2a24060b0c2281dfe5a95bcbe5eb789ec1afbce8d814aac93ff897a0b3f734d48aaebc7ef606324ce7cf

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
1.2MB

MD5
0c2203c3d6028ac32b39799ec237cb11

SHA1
f9335e51a3ee4c1bf719057960040386cd55e6b8

SHA256
f05679b4b774e9960fbd4f10cbf901164a4b7e5a2637da0dd78f92039d12ab20

SHA512
efa1684c9a2ac426a85bf9a45b5b535f0dece8ef96e4934079d20312f60c9e6f4fda9536dfd837308bc51b17834336395ba5d52b01ba8e8c645334a6ff115832

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
1.3MB

MD5
e89488f62286a3fb7fcfb8a084f017d5

SHA1
938d317d5f687e08ec71967552e683ffb6fade04

SHA256
0dd2267a199775c7e1031bfb70aa92ae6237057d563446b483de080943da2ef4

SHA512
b5887a0e1e6263e2751b6ef9ca0486918c2227a625bbc2df28627ac94f0168f0133ab66510272273f8dffe9dbbce0a1b1ffaccc6d383d08c308027bb94535919

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchos.exe

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240605031.txt

Filesize
50KB

MD5
17188df1f196f979a9ea38743403627e

SHA1
04ed00213fcde49ce7e0c7776df04fe81609e21c

SHA256
74c99c76c39b560e7b6b19cd79d24a75a42eb585198e4863561c62d1b16b5edc

SHA512
4782fe765e41cdbf5eb5b5c6643e5a878899b832e92696f227cd5529d16c91ddb1068fa57ac74e23e79979ff8dc7281bb19a93f6a0ff4b9e02ef2f689f3bb954

Download Submit
memory/1428-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1428-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1428-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1428-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1696-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1696-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1696-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1696-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1696-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2604-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2604-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2604-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2604-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads