gh0strat | 32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 13:03

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe
Size 2.7MB
Sample240625-qab2wavalr
SHA256 32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb
MD5 339246895ff690f398961ebab8150ed6
SHA1 d66d0c6e4aab2748434f27b590c62b0f0337c38a
SHA512 37549f783a258efe5296060b7c2d2cdd5241de33ef347fef8bdfcd41a4037224396a84bad204c73036f52753e689e1e035791351d9be6a7df184e58ddfec0356
SSDEEP 49152:7CwsbCANnKXferL7Vwe/Gg0P+WhzTWSG+B:ews2ANnKXOaeOgmhbB
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2548-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2548-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2548-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/744-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/744-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2664-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2664-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

resource	yara_rule
behavioral2/files/0x00070000000233df-5.dat	family_gh0strat
behavioral2/memory/2548-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2548-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2548-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/744-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/744-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2664-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2664-46-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240606062.txt"	R.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"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

pid	Process
1440	R.exe
2548	N.exe
744	TXPlatfor.exe
2664	TXPlatfor.exe
2844	HD_32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe
3024	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
1440	R.exe
4584	svchost.exe
3024	Remote Data.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2548-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2548-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2548-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2548-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/744-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/744-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/744-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2664-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2664-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240606062.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1728	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe
4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2664	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2548	N.exe
Token: SeLoadDriverPrivilege	2664	TXPlatfor.exe
Token: 33	2664	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2664	TXPlatfor.exe
Token: 33	2664	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2664	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe
4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 1440	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	81
PID 4508 wrote to memory of 1440	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	81
PID 4508 wrote to memory of 1440	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	81
PID 4508 wrote to memory of 2548	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	84
PID 4508 wrote to memory of 2548	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	84
PID 4508 wrote to memory of 2548	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	84
PID 2548 wrote to memory of 3616	2548	N.exe	86
PID 2548 wrote to memory of 3616	2548	N.exe	86
PID 2548 wrote to memory of 3616	2548	N.exe	86
PID 744 wrote to memory of 2664	744	TXPlatfor.exe	87
PID 744 wrote to memory of 2664	744	TXPlatfor.exe	87
PID 744 wrote to memory of 2664	744	TXPlatfor.exe	87
PID 4508 wrote to memory of 2844	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	88
PID 4508 wrote to memory of 2844	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	88
PID 4508 wrote to memory of 2844	4508	32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe	88
PID 3616 wrote to memory of 1728	3616	cmd.exe	90
PID 3616 wrote to memory of 1728	3616	cmd.exe	90
PID 3616 wrote to memory of 1728	3616	cmd.exe	90
PID 4584 wrote to memory of 3024	4584	svchost.exe	91
PID 4584 wrote to memory of 3024	4584	svchost.exe	91
PID 4584 wrote to memory of 3024	4584	svchost.exe	91

C:\Users\Admin\AppData\Local\Temp\32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe
"C:\Users\Admin\AppData\Local\Temp\32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:1440
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2548
- - 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\N.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3616
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:1728
- C:\Users\Admin\AppData\Local\Temp\HD_32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe
  C:\Users\Admin\AppData\Local\Temp\HD_32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe
  2⤵
  - Executes dropped EXE
  PID:2844

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3228

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4584
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240606062.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3024

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:744
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.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:2664

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

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

HD_32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_32131c1ed51bafcc88f45afc3cbc96c641c016905730997903dfc0e82f232beb.exe
Size 214KB
SHA256 e13171d50f45a79bc09b9e4b9ffa38eb02301aca94a1867a9bf8acccc3759030
MD5 4b5289d1dbd727c5dd0e247a7d7db03e
SHA1 bff141822aefd08fa9b7e17684934ed8ca1a3417
SHA512 d9418516a2c2caaba96799c1f0368a41eb347e8a27843629e14fb33ce1a3d47b35ceea8d3d9d25588dc2353894845d4b7d6fcb42f1c2e744d5a8aa784b581225
SSDEEP 6144:teB/6F8/8+KGf+oUVBDyM3cLpXVYYCimgpPmfgN+:teB/WK+bBmJpXqX+BN+
MD5 SHA1 SHA512 SSDEEP

Submit Download

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.5MB
SHA256 07ee94f9b59d6bfe312c72d90cfbb3ae86c8df1c3d1d5dcd304ad926c83e416d
MD5 742e83b41d80be43ee8b1aa2958dcbfb
SHA1 b5bb66c2d530cd53e7ab32bab7502010d4c12870
SHA512 4c9dfa885c0a271858a13a227da2afb87c2883f507fa66f551cd7d7bbef2fdc11b0dc1fb694dadffa97b4a86e0815feac360b8e4223d478129155d282c707f78
SSDEEP 24576:7CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHq:7CwsbCANnKXferL7Vwe/Gg0P+Whz1
MD5 SHA1 SHA512 SSDEEP

Submit Download

N.exe

Path C:\Users\Admin\AppData\Local\Temp\N.exe
Size 377KB
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YHL7:HclcceBKlKwAg0Mja/UafOVwbha
MD5 SHA1 SHA512 SSDEEP

Submit Download

R.exe

Path C:\Users\Admin\AppData\Local\Temp\R.exe
Size 941KB
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
SSDEEP 24576:N+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH1PXw:cerL7Vw
MD5 SHA1 SHA512 SSDEEP

Submit Download

240606062.txt

Path C:\Windows\SysWOW64\240606062.txt
Size 899KB
SHA256 b8d66aa9fa30b3976c16392b7642661f38b7530334b09980af6d98718f44bcf2
MD5 2116c102c03ea4e3b860988da66dfe8c
SHA1 3e62e884f6ed1d8ad6db8876380de591ca957c62
SHA512 2f6aaf0012e5f4b2c0ca53b93aaa0864aee0d90854d3911b27f0c770cbdf8dac6090e24d333fb5d82019cd60b194a9019b02c1e6ed00b60e5134a9a9ce29ec8d
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXa:7wqd87Va
MD5 SHA1 SHA512 SSDEEP

Submit Download

Remote Data.exe

Path C:\Windows\SysWOW64\Remote Data.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/744-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/744-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/744-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2548-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2548-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2548-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2548-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2664-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2664-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2844-41-0x0000000000400000-0x000000000049A000-memory.dmp

Download

memory/2844-63-0x0000000000400000-0x000000000049A000-memory.dmp

Download